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// license:BSD-3-Clause
// copyright-holders:Aaron Giles
/******************************************************************************

    palette.h

    Core palette routines.

***************************************************************************/

#ifndef MAME_UTIL_PALETTE_H
#define MAME_UTIL_PALETTE_H

#pragma once

#include "osdcore.h"
#include "coretmpl.h"


//**************************************************************************
//  TYPE DEFINITIONS
//**************************************************************************

// forward definitions
class palette_t;

// an rgb15_t is a single combined 15-bit R,G,B value
typedef uint16_t rgb15_t;


// ======================> rgb_t

// an rgb_t is a single combined R,G,B (and optionally alpha) value
class rgb_t
{
public:
	// construction/destruction
	constexpr rgb_t() : m_data(0) { }
	constexpr rgb_t(uint32_t data) : m_data(data) { }
	constexpr rgb_t(uint8_t r, uint8_t g, uint8_t b) : m_data((255 << 24) | (r << 16) | (g << 8) | b) { }
	constexpr rgb_t(uint8_t a, uint8_t r, uint8_t g, uint8_t b) : m_data((a << 24) | (r << 16) | (g << 8) | b) { }

	// getters
	constexpr uint8_t a() const { return m_data >> 24; }
	constexpr uint8_t r() const { return m_data >> 16; }
	constexpr uint8_t g() const { return m_data >> 8; }
	constexpr uint8_t b() const { return m_data >> 0; }
	constexpr rgb15_t as_rgb15() const { return ((r() >> 3) << 10) | ((g() >> 3) << 5) | ((b() >> 3) << 0); }
	constexpr uint8_t brightness() const { return (r() * 222 + g() * 707 + b() * 71) / 1000; }
	constexpr uint32_t const *ptr() const { return &m_data; }
	void expand_rgb(uint8_t &r, uint8_t &g, uint8_t &b) const { r = m_data >> 16; g = m_data >> 8; b = m_data >> 0; }
	void expand_rgb(int &r, int &g, int &b) const { r = (m_data >> 16) & 0xff; g = (m_data >> 8) & 0xff; b = (m_data >> 0) & 0xff; }

	// setters
	rgb_t &set_a(uint8_t a) { m_data &= ~0xff000000; m_data |= a << 24; return *this; }
	rgb_t &set_r(uint8_t r) { m_data &= ~0x00ff0000; m_data |= r << 16; return *this; }
	rgb_t &set_g(uint8_t g) { m_data &= ~0x0000ff00; m_data |= g <<  8; return *this; }
	rgb_t &set_b(uint8_t b) { m_data &= ~0x000000ff; m_data |= b <<  0; return *this; }

	// implicit conversion operators
	constexpr operator uint32_t() const { return m_data; }

	// operations
	rgb_t &scale8(uint8_t scale) { m_data = rgb_t(clamphi((a() * scale) >> 8), clamphi((r() * scale) >> 8), clamphi((g() * scale) >> 8), clamphi((b() * scale) >> 8)); return *this; }

	// assignment operators
	rgb_t &operator=(uint32_t rhs) { m_data = rhs; return *this; }
	rgb_t &operator+=(const rgb_t &rhs) { m_data = uint32_t(*this + rhs); return *this; }
	rgb_t &operator-=(const rgb_t &rhs) { m_data = uint32_t(*this - rhs); return *this; }

	// arithmetic operators
	constexpr rgb_t operator+(const rgb_t &rhs) const { return rgb_t(clamphi(a() + rhs.a()), clamphi(r() + rhs.r()), clamphi(g() + rhs.g()), clamphi(b() + rhs.b())); }
	constexpr rgb_t operator-(const rgb_t &rhs) const { return rgb_t(clamplo(a() - rhs.a()), clamplo(r() - rhs.r()), clamplo(g() - rhs.g()), clamplo(b() - rhs.b())); }

	// static helpers
	static constexpr uint8_t clamp(int32_t value) { return (value < 0) ? 0 : (value > 255) ? 255 : value; }
	static constexpr uint8_t clamphi(int32_t value) { return (value > 255) ? 255 : value; }
	static constexpr uint8_t clamplo(int32_t value) { return (value < 0) ? 0 : value; }

	// constant factories
	static constexpr rgb_t black() { return rgb_t(0, 0, 0); }
	static constexpr rgb_t white() { return rgb_t(255, 255, 255); }
	static constexpr rgb_t green() { return rgb_t(0, 255, 0); }
	static constexpr rgb_t amber() { return rgb_t(247, 170, 0); }
	static constexpr rgb_t transparent() { return rgb_t(0, 0, 0, 0); }

private:
	uint32_t  m_data;
};


// ======================> palette_client

// a single palette client
class palette_client
{
public:
	// construction/destruction
	palette_client(palette_t &palette);
	~palette_client();

	// getters
	palette_client *next() const { return m_next; }
	palette_t &palette() const { return m_palette; }
	const uint32_t *dirty_list(uint32_t &mindirty, uint32_t &maxdirty);

	// dirty marking
	void mark_dirty(uint32_t index) { m_live->mark_dirty(index); }

private:
	// internal object to track dirty states
	class dirty_state
	{
	public:
		// construction
		dirty_state();

		// operations
		const uint32_t *dirty_list(uint32_t &mindirty, uint32_t &maxdirty);
		void resize(uint32_t colors);
		void mark_dirty(uint32_t index);
		void reset();

	private:
		// internal state
		std::vector<uint32_t> m_dirty;          // bitmap of dirty entries
		uint32_t          m_mindirty;             // minimum dirty entry
		uint32_t          m_maxdirty;             // minimum dirty entry
	};

	// internal state
	palette_t &     m_palette;                  // reference to the palette
	palette_client *m_next;                     // pointer to next client
	dirty_state *   m_live;                     // live dirty state
	dirty_state *   m_previous;                 // previous dirty state
	dirty_state     m_dirty[2];                 // two dirty states
};


// ======================> palette_t

// a palette object
class palette_t
{
	friend class palette_client;

public:
	// static constructor: used to ensure same new/delete is used
	static palette_t *alloc(uint32_t numcolors, uint32_t numgroups = 1);

	// reference counting
	void ref() { m_refcount++; }
	void deref();

	// getters
	int num_colors() const { return m_numcolors; }
	int num_groups() const { return m_numgroups; }
	int max_index() const { return m_numcolors * m_numgroups + 2; }
	uint32_t black_entry() const { return m_numcolors * m_numgroups + 0; }
	uint32_t white_entry() const { return m_numcolors * m_numgroups + 1; }

	// overall adjustments
	void set_brightness(float brightness);
	void set_contrast(float contrast);
	void set_gamma(float gamma);

	// entry getters
	rgb_t entry_color(uint32_t index) const { return (index < m_numcolors) ? m_entry_color[index] : rgb_t::black(); }
	rgb_t entry_adjusted_color(uint32_t index) const { return (index < m_numcolors * m_numgroups) ? m_adjusted_color[index] : rgb_t::black(); }
	float entry_contrast(uint32_t index) const { return (index < m_numcolors) ? m_entry_contrast[index] : 1.0f; }

	// entry setters
	void entry_set_color(uint32_t index, rgb_t rgb);
	void entry_set_red_level(uint32_t index, uint8_t level);
	void entry_set_green_level(uint32_t index, uint8_t level);
	void entry_set_blue_level(uint32_t index, uint8_t level);
	void entry_set_contrast(uint32_t index, float contrast);

	// entry list getters
	const rgb_t *entry_list_raw() const { return &m_entry_color[0]; }
	const rgb_t *entry_list_adjusted() const { return &m_adjusted_color[0]; }
	const rgb_t *entry_list_adjusted_rgb15() const { return &m_adjusted_rgb15[0]; }

	// group adjustments
	void group_set_brightness(uint32_t group, float brightness);
	void group_set_contrast(uint32_t group, float contrast);

	// utilities
	void normalize_range(uint32_t start, uint32_t end, int lum_min = 0, int lum_max = 255);

private:
	// construction/destruction
	palette_t(uint32_t numcolors, uint32_t numgroups = 1);
	~palette_t();

	// internal helpers
	rgb_t adjust_palette_entry(rgb_t entry, float brightness, float contrast, const uint8_t *gamma_map);
	void update_adjusted_color(uint32_t group, uint32_t index);

	// internal state
	uint32_t          m_refcount;                   // reference count on the palette
	uint32_t          m_numcolors;                  // number of colors in the palette
	uint32_t          m_numgroups;                  // number of groups in the palette

	float           m_brightness;                 // overall brightness value
	float           m_contrast;                   // overall contrast value
	float           m_gamma;                      // overall gamma value
	uint8_t           m_gamma_map[256];             // gamma map

	std::vector<rgb_t> m_entry_color;           // array of raw colors
	std::vector<float> m_entry_contrast;        // contrast value for each entry
	std::vector<rgb_t> m_adjusted_color;        // array of adjusted colors
	std::vector<rgb_t> m_adjusted_rgb15;        // array of adjusted colors as RGB15

	std::vector<float> m_group_bright;          // brightness value for each group
	std::vector<float> m_group_contrast;        // contrast value for each group

	palette_client *m_client_list;                // list of clients for this palette
};



//**************************************************************************
//  INLINE FUNCTIONS
//**************************************************************************

//-------------------------------------------------
//  palexpand - expand a palette value to 8 bits
//-------------------------------------------------

template<int _NumBits>
inline uint8_t palexpand(uint8_t bits)
{
	if (_NumBits == 1) { return (bits & 1) ? 0xff : 0x00; }
	if (_NumBits == 2) { bits &= 3; return (bits << 6) | (bits << 4) | (bits << 2) | bits; }
	if (_NumBits == 3) { bits &= 7; return (bits << 5) | (bits << 2) | (bits >> 1); }
	if (_NumBits == 4) { bits &= 0xf; return (bits << 4) | bits; }
	if (_NumBits == 5) { bits &= 0x1f; return (bits << 3) | (bits >> 2); }
	if (_NumBits == 6) { bits &= 0x3f; return (bits << 2) | (bits >> 4); }
	if (_NumBits == 7) { bits &= 0x7f; return (bits << 1) | (bits >> 6); }
	return bits;
}


//-------------------------------------------------
//  palxbit - convert an x-bit value to 8 bits
//-------------------------------------------------

inline uint8_t pal1bit(uint8_t bits) { return palexpand<1>(bits); }
inline uint8_t pal2bit(uint8_t bits) { return palexpand<2>(bits); }
inline uint8_t pal3bit(uint8_t bits) { return palexpand<3>(bits); }
inline uint8_t pal4bit(uint8_t bits) { return palexpand<4>(bits); }
inline uint8_t pal5bit(uint8_t bits) { return palexpand<5>(bits); }
inline uint8_t pal6bit(uint8_t bits) { return palexpand<6>(bits); }
inline uint8_t pal7bit(uint8_t bits) { return palexpand<7>(bits); }


//-------------------------------------------------
//  rgbexpand - expand a 32-bit raw data to 8-bit
//  RGB
//-------------------------------------------------

template<int _RBits, int _GBits, int _BBits>
inline rgb_t rgbexpand(uint32_t data, uint8_t rshift, uint8_t gshift, uint8_t bshift)
{
	return rgb_t(palexpand<_RBits>(data >> rshift), palexpand<_GBits>(data >> gshift), palexpand<_BBits>(data >> bshift));
}


//-------------------------------------------------
//  palxxx - create an x-x-x color by extracting
//  bits from a uint32_t
//-------------------------------------------------

inline rgb_t pal332(uint32_t data, uint8_t rshift, uint8_t gshift, uint8_t bshift) { return rgbexpand<3,3,2>(data, rshift, gshift, bshift); }
inline rgb_t pal444(uint32_t data, uint8_t rshift, uint8_t gshift, uint8_t bshift) { return rgbexpand<4,4,4>(data, rshift, gshift, bshift); }
inline rgb_t pal555(uint32_t data, uint8_t rshift, uint8_t gshift, uint8_t bshift) { return rgbexpand<5,5,5>(data, rshift, gshift, bshift); }
inline rgb_t pal565(uint32_t data, uint8_t rshift, uint8_t gshift, uint8_t bshift) { return rgbexpand<5,6,5>(data, rshift, gshift, bshift); }
inline rgb_t pal888(uint32_t data, uint8_t rshift, uint8_t gshift, uint8_t bshift) { return rgbexpand<8,8,8>(data, rshift, gshift, bshift); }

#endif // MAME_UTIL_PALETTE_H
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// license:BSD-3-Clause
// copyright-holders:hap, Sean Riddle, Kevin Horton
/***************************************************************************

  This driver is a collection of simple dedicated handheld and tabletop
  toys based around the TMS1000 MCU series. Anything more complex or clearly
  part of a series is (or will be) in its own driver, see:
  - hh_tms1k: here
  - microvsn: Milton Bradley MicroVision
  - ticalc1x: TI TMS1K-based calculators
  - tispellb: TI Spelling B series gen. 1
  - tispeak: TI Speak & Spell series gen. 1

  Let's use this driver for a list of known devices and their serials,
  excluding TI's own products.

  serial   device    etc.
--------------------------------------------------------------------
 @CP0904A  TMS0970   1977, Milton Bradley Comp IV
 @MP0905B  TMS0970   1977, Parker Brothers Codename Sector
 *MP0057   TMS1000   1978, APH Student Speech+ (same ROM contents as TSI Speech+?)
 @MP0158   TMS1000   1979, Entex Soccer (6003)
 @MP0163   TMS1000   1979, A-One LSI Match Number/LJN Electronic Concentration
 @MP0168   TMS1000   1979, Conic Multisport/Tandy Sports Arena (model 60-2158)
 @MP0170   TMS1000   1979, Conic Football
 *MP0230   TMS1000   1980, Entex Blast It (6015)
 @MP0271   TMS1000   1982, Tandy Radio Shack Monkey See
 @MP0907   TMS1000   1979, Conic Basketball (101-006)
 *MP0910   TMS1000   1979, Conic Basketball (101-003)
 @MP0914   TMS1000   1979, Entex Baseball 1
 @MP0915   TMS1000   1979, Bandai System Control Car: Cheetah/The Incredible Brain Buggy
 @MP0919   TMS1000   1979, Tiger Copy Cat (model 7-520)
 @MP0920   TMS1000   1979, Entex Space Battle (6004)
 @MP0923   TMS1000   1979, Entex Baseball 2 (6002)
 @MP1030   TMS1100   1980, APF Mathemagician
 @MP1133   TMS1470   1979, Kosmos Astro
 @MP1180   TMS1100   1980, Tomy Power House Pinball
 @MP1181   TMS1100   1979, Conic Football 2
 @MP1183   TMS1100   1980, E.R.S. Superbowl XV Football/Tandy Championship Football (model 60-2151)
 @MP1193   TMS1100   1980, Tandy Championship Football (model 60-2150)
 @MP1204   TMS1100   1980, Entex Baseball 3 (6007)
 *MP1209   TMS1100   1980, U.S. Games Space Cruiser/Strategy Football
 @MP1211   TMS1100   1980, Entex Space Invader (6012)
 @MP1218   TMS1100   1980, Entex Basketball 2 (6010)
 @MP1219   TMS1100   1980, U.S. Games Super Sports-4
 @MP1221   TMS1100   1980, Entex Raise The Devil (6011)
 *MP1296   TMS1100?  1982, Entex Black Knight
 @MP1312   TMS1100   1983, Gakken FX-Micom R-165/Tandy Radio Shack Science Fair Microcomputer Trainer
 *MP1359   TMS1100?  1985, Capsela CRC2000
 @MP1525   TMS1170   1980, Coleco Head to Head Baseball
 *MP1604   ?         1981, Hanzawa Twinvader III/Tandy Cosmic Fire Away 3000 (? note: VFD-capable)
 @MP1801   TMS1700   1981, Tiger Ditto/Tandy Pocket Repeat (model 60-2152)
 @MP2105   TMS1370   1979, Gakken/Entex Poker (6005)
 @MP2139   TMS1370   1982, Gakken Galaxy Invader 1000/Tandy Cosmic 1000 Fire Away
 @MP2726   TMS1040   1979, Tomy Break Up
 *MP2788   TMS1040?  1980, Bandai Flight Time (? note: VFD-capable)
 @MP3005   TMS1730   1989, Tiger Copy Cat (model 7-522)
 @MP3201   TMS1000   1977, Milton Bradley Electronic Battleship (1977, model 4750A)
 @MP3208   TMS1000   1977, Milton Bradley Electronic Battleship (1977, model 4750B)
 @MP3226   TMS1000   1978, Milton Bradley Simon (model 4850)
 *MP3232   TMS1000   1979, Fonas 2-Player Baseball (no "MP" on chip label)
 *MP3300   TMS1000   1980, Estrela Genius (from Brazil, looks and plays identical to Simon)
 @MP3301A  TMS1000   1979, Milton Bradley Big Trak
 *MP3320A  TMS1000   1979, Coleco Head to Head Basketball
 *M32001   TMS1000   1981, Coleco Quiz Wiz Challenger (note: MP3398, MP3399, M3200x?)
 *M32018   TMS1000   1990, unknown device, decap/dump is available
 @MP3403   TMS1100   1978, Marx Electronic Bowling
 @MP3404   TMS1100   1978, Parker Brothers Merlin
 @MP3405   TMS1100   1979, Coleco Amaze-A-Tron
 @MP3415   TMS1100   1978, Coleco Electronic Quarterback
 @MP3435   TMS1100   1979, Coleco Zodiac
 @MP3438A  TMS1100   1979, Kenner Star Wars Electronic Battle Command
  MP3450A  TMS1100   1979, MicroVision cartridge: Blockbuster
  MP3454   TMS1100   1979, MicroVision cartridge: Star Trek Phaser Strike
  MP3455   TMS1100   1980, MicroVision cartridge: Pinball
  MP3457   TMS1100   1979, MicroVision cartridge: Mindbuster
 @MP3460   TMS1100   1980, Coleco Head to Head Football
  MP3474   TMS1100   1979, MicroVision cartridge: Vegas Slots
  MP3475   TMS1100   1979, MicroVision cartridge: Bowling
 @MP3476   TMS1100   1979, Milton Bradley Super Simon
  MP3479   TMS1100   1980, MicroVision cartridge: Baseball
  MP3481   TMS1100   1979, MicroVision cartridge: Connect Four
 *MP3491   TMS1100   1980, Mattel Horserace Analyzer
  MP3496   TMS1100   1980, MicroVision cartridge: Sea Duel
  M34009   TMS1100   1981, MicroVision cartridge: Alien Raiders (note: MP3498, MP3499, M3400x..)
 @M34012   TMS1100   1980, Mattel Dungeons & Dragons - Computer Labyrinth Game
 *M34014   TMS1100   1981, Coleco Bowlatronic
  M34017   TMS1100   1981, MicroVision cartridge: Cosmic Hunter
 @M34018   TMS1100   1981, Coleco Head to Head Boxing
 @M34038   TMS1100   1982, Parker Brothers Lost Treasure
  M34047   TMS1100   1982, MicroVision cartridge: Super Blockbuster
 *M34078A  TMS1100   1983, Milton Bradley Arcade Mania
 @MP6100A  TMS0980   1979, Ideal Electronic Detective
 @MP6101B  TMS0980   1979, Parker Brothers Stop Thief
 *MP6361   ?         1983, Defender Strikes (? note: VFD-capable)
 @MP7304   TMS1400   1982, Tiger 7 in 1 Sports Stadium (model 7-555)
 @MP7313   TMS1400   1980, Parker Brothers Bank Shot
 @MP7314   TMS1400   1980, Parker Brothers Split Second
  MP7324   TMS1400   1985, Tiger K28/Coleco Talking Teacher -> tispeak.cpp
 @MP7332   TMS1400   1981, Milton Bradley Dark Tower
 @MP7334   TMS1400   1981, Coleco Total Control 4
 @MP7351   TMS1400   1982, Parker Brothers Master Merlin
 @MP7551   TMS1670   1980, Entex Color Football 4 (6009)
 @MPF553   TMS1670   1980, Gakken/Entex Jackpot: Gin Rummy & Black Jack (6008) (note: assume F to be a misprint)
 *MP7573   TMS1670?  1981, Entex Select-a-Game cartridge: Football 4 (? note: 40-pin, VFD-capable)

  inconsistent:

 @TMS1007  TMS1000   1976, TSI Speech+ (S14002-A)
 @CD7282SL TMS1100   1981, Tandy Radio Shack Tandy-12 (serial is similar to TI Speak & Spell series?)
 *M95041   ?         1983, Tsukuda Game Pachinko (? note: 40-pin, VFD-capable)

  (* denotes not yet emulated by MAME, @ denotes it's in this driver)


  TODO:
  - verify output PLA and microinstructions PLA for MCUs that have been dumped
    electronically (mpla is usually the default, opla is often custom)
  - unknown MCU clocks for some: TMS1000 RC curve is documented in the data manual,
    but not for newer ones (rev. E or TMS1400 MCUs). TMS0970/0980 osc. is on-die.
  - some of the games rely on the fact that faster/longer strobed leds appear
    brighter: tc4/h2hfootb(offense), bankshot(cue ball), ...
  - stopthiep: unable to start a game (may be intentional?)
  - tbreakup: some of the leds flicker (rom and PLAs doublechecked)
  - bship discrete sound, netlist is documented
  - finish bshipb SN76477 sound
  - improve elecbowl driver

***************************************************************************/

#include "includes/hh_tms1k.h"
#include "machine/tms1024.h"
#include "sound/beep.h"
#include "sound/sn76477.h"
#include "sound/s14001a.h"
#include "rendlay.h"

// internal artwork
#include "7in1ss.lh"
#include "amaztron.lh" // clickable
#include "astro.lh"
#include "bankshot.lh"
#include "bcheetah.lh"
#include "bigtrak.lh"
#include "bship.lh" // clickable
#include "cmsport.lh"
#include "cnbaskb.lh"
#include "cnfball.lh"
#include "cnfball2.lh"
#include "cnsector.lh" // clickable
#include "comp4.lh" // clickable
#include "copycat.lh" // clickable
#include "copycatm2.lh" // clickable
#include "ditto.lh" // clickable
#include "cqback.lh"
#include "ebball.lh"
#include "ebball2.lh"
#include "ebball3.lh"
#include "ebaskb2.lh"
#include "efootb4.lh"
#include "einvader.lh" // test-layout(but still playable)
#include "elecbowl.lh"
#include "elecdet.lh"
#include "esbattle.lh"
#include "esoccer.lh"
#include "fxmcr165.lh" // clickable
#include "gjackpot.lh"
#include "gpoker.lh"
#include "h2hbaseb.lh"
#include "h2hboxing.lh"
#include "h2hfootb.lh"
#include "lostreas.lh" // clickable
#include "matchnum.lh" // clickable
#include "mathmagi.lh"
#include "mbdtower.lh" // clickable
#include "mdndclab.lh" // clickable
#include "merlin.lh" // clickable
#include "mmerlin.lh" // clickable
#include "monkeysee.lh"
#include "raisedvl.lh"
#include "simon.lh" // clickable
#include "speechp.lh"
#include "splitsec.lh"
#include "ssimon.lh" // clickable
#include "ssports4.lh"
#include "starwbc.lh" // clickable
#include "stopthief.lh"
#include "tandy12.lh" // clickable
#include "tbreakup.lh"
#include "tc4.lh"
#include "tcfball.lh"
#include "tcfballa.lh"
#include "zodiac.lh"

#include "hh_tms1k_test.lh" // common test-layout - use external artwork


// machine_start/reset

void hh_tms1k_state::machine_start()
{
	// zerofill
	memset(m_display_state, 0, sizeof(m_display_state));
	memset(m_display_cache, ~0, sizeof(m_display_cache));
	memset(m_display_decay, 0, sizeof(m_display_decay));
	memset(m_display_segmask, 0, sizeof(m_display_segmask));

	m_o = 0;
	m_r = 0;
	m_inp_mux = 0;
	m_power_led = false;
	m_power_on = false;
	m_grid = 0;
	m_plate = 0;

	// register for savestates
	save_item(NAME(m_display_maxy));
	save_item(NAME(m_display_maxx));
	save_item(NAME(m_display_wait));

	save_item(NAME(m_display_state));
	/* save_item(NAME(m_display_cache)); */ // don't save!
	/* save_item(NAME(m_power_led)); */ // don't save!
	save_item(NAME(m_display_decay));
	save_item(NAME(m_display_segmask));

	save_item(NAME(m_o));
	save_item(NAME(m_r));
	save_item(NAME(m_inp_mux));
	save_item(NAME(m_power_on));
	save_item(NAME(m_grid));
	save_item(NAME(m_plate));
}

void hh_tms1k_state::machine_reset()
{
	m_power_on = true;
}



/***************************************************************************

  Helper Functions

***************************************************************************/

// The device may strobe the outputs very fast, it is unnoticeable to the user.
// To prevent flickering here, we need to simulate a decay.

void hh_tms1k_state::display_update()
{
	uint32_t active_state[0x20];

	for (int y = 0; y < m_display_maxy; y++)
	{
		active_state[y] = 0;

		for (int x = 0; x <= m_display_maxx; x++)
		{
			// turn on powered segments
			if (m_power_on && m_display_state[y] >> x & 1)
				m_display_decay[y][x] = m_display_wait;

			// determine active state
			uint32_t ds = (m_display_decay[y][x] != 0) ? 1 : 0;
			active_state[y] |= (ds << x);
		}
	}

	// on difference, send to output
	for (int y = 0; y < m_display_maxy; y++)
		if (m_display_cache[y] != active_state[y])
		{
			if (m_display_segmask[y] != 0)
				output().set_digit_value(y, active_state[y] & m_display_segmask[y]);

			const int mul = (m_display_maxx <= 10) ? 10 : 100;
			for (int x = 0; x <= m_display_maxx; x++)
			{
				int state = active_state[y] >> x & 1;
				char buf1[0x10]; // lampyx
				char buf2[0x10]; // y.x

				if (x == m_display_maxx)
				{
					// always-on if selected
					sprintf(buf1, "lamp%da", y);
					sprintf(buf2, "%d.a", y);
				}
				else
				{
					sprintf(buf1, "lamp%d", y * mul + x);
					sprintf(buf2, "%d.%d", y, x);
				}
				output().set_value(buf1, state);
				output().set_value(buf2, state);
			}
		}

	memcpy(m_display_cache, active_state, sizeof(m_display_cache));

	// output optional power led
	if (m_power_led != m_power_on)
	{
		m_power_led = m_power_on;
		output().set_value("power_led", m_power_led ? 1 : 0);
	}
}

TIMER_DEVICE_CALLBACK_MEMBER(hh_tms1k_state::display_decay_tick)
{
	// slowly turn off unpowered segments
	for (int y = 0; y < m_display_maxy; y++)
		for (int x = 0; x <= m_display_maxx; x++)
			if (m_display_decay[y][x] != 0)
				m_display_decay[y][x]--;

	display_update();
}

void hh_tms1k_state::set_display_size(int maxx, int maxy)
{
	m_display_maxx = maxx;
	m_display_maxy = maxy;
}

void hh_tms1k_state::set_display_segmask(uint32_t digits, uint32_t mask)
{
	// set a segment mask per selected digit, but leave unselected ones alone
	for (int i = 0; i < 0x20; i++)
	{
		if (digits & 1)
			m_display_segmask[i] = mask;
		digits >>= 1;
	}
}

void hh_tms1k_state::display_matrix(int maxx, int maxy, uint32_t setx, uint32_t sety, bool update)
{
	set_display_size(maxx, maxy);

	// update current state
	uint32_t mask = (1 << maxx) - 1;
	for (int y = 0; y < maxy; y++)
		m_display_state[y] = (sety >> y & 1) ? ((setx & mask) | (1 << maxx)) : 0;

	if (update)
		display_update();
}


// generic input handlers

uint8_t hh_tms1k_state::read_inputs(int columns)
{
	uint8_t ret = 0;

	// read selected input rows
	for (int i = 0; i < columns; i++)
		if (m_inp_mux >> i & 1)
			ret |= m_inp_matrix[i]->read();

	return ret;
}

uint8_t hh_tms1k_state::read_rotated_inputs(int columns, uint8_t rowmask)
{
	uint8_t ret = 0;
	uint16_t colmask = (1 << columns) - 1;

	// read selected input columns
	for (int i = 0; i < 8; i++)
		if (1 << i & rowmask && m_inp_matrix[i]->read() & m_inp_mux & colmask)
			ret |= 1 << i;

	return ret;
}


// devices with a TMS0980 can auto power-off

WRITE_LINE_MEMBER(hh_tms1k_state::auto_power_off)
{
	if (state)
	{
		m_power_on = false;
		m_maincpu->set_input_line(INPUT_LINE_RESET, ASSERT_LINE);
	}
}

INPUT_CHANGED_MEMBER(hh_tms1k_state::power_button)
{
	m_power_on = (bool)(uintptr_t)param;
	m_maincpu->set_input_line(INPUT_LINE_RESET, m_power_on ? CLEAR_LINE : ASSERT_LINE);
}



/***************************************************************************

  Minidrivers (subclass, I/O, Inputs, Machine Config)

***************************************************************************/

/***************************************************************************

  A-One LSI Match Number
  * PCB label PT-204 "Pair Card"
  * TMS1000NLL MP0163 (die label 1000B, MP0163)
  * 2x2-digit 7seg LED displays + 3 LEDs, 1-bit sound

  A-One was a subsidiary of Bandai? The PCB serial PT-xxx is same, and the font
  used on the boxes for "A-One LSI" is same as "Bandai Electronics" from early-80s.

  known releases:
  - Japan: Match Number (white case, Queen playing card bezel)
  - USA: Electronic Concentration, distributed by LJN (black case, rainbow pattern bezel)
  - UK: Electronic Concentration, distributed by Peter Pan Playthings (same as USA version)

***************************************************************************/

class matchnum_state : public hh_tms1k_state
{
public:
	matchnum_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void matchnum_state::prepare_display()
{
	set_display_segmask(0xf, 0x7f);
	display_matrix(8, 4, m_o, m_r);
}

WRITE16_MEMBER(matchnum_state::write_r)
{
	// R3-R5,R8-R10: input mux
	m_inp_mux = (data >> 3 & 7) | (data >> 5 & 0x38);

	// R6,R7: speaker out
	m_speaker->level_w(data >> 6 & 3);

	// R0-R3: digit/led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(matchnum_state::write_o)
{
	// O0-O6: digit segments A-G
	// O7: led data
	m_o = data;
	prepare_display();
}

READ8_MEMBER(matchnum_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(6);
}


// config

static INPUT_PORTS_START( matchnum )
	PORT_START("IN.0") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 16")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 15")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 14")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 13")

	PORT_START("IN.1") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 20")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 19")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 18")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 17")

	PORT_START("IN.2") // R5
	PORT_BIT( 0x03, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SELECT ) PORT_NAME("Change")
	PORT_CONFNAME( 0x08, 0x08, "Players" )
	PORT_CONFSETTING(    0x08, "1" )
	PORT_CONFSETTING(    0x00, "2" )

	PORT_START("IN.3") // R8
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 12")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 11")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 10")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 9")

	PORT_START("IN.4") // R9
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 8")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 7")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 6")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 5")

	PORT_START("IN.5") // R10
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 4")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 3")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 2")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 1")
INPUT_PORTS_END

static const int16_t matchnum_speaker_levels[4] = { 0, 0x7fff, -0x8000, 0 };

static MACHINE_CONFIG_START( matchnum, matchnum_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 325000) // approximation - RC osc. R=47K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(matchnum_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(matchnum_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(matchnum_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_matchnum)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SPEAKER_LEVELS(4, matchnum_speaker_levels)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  APF Mathemagician
  * TMS1100 MCU, label MP1030 (no decap)
  * 2 x DS8870N - Hex LED Digit Driver
  * 2 x DS8861N - MOS-to-LED 5-Segment Driver
  * 10-digit 7seg LED display(2 custom ones) + 4 LEDs, no sound

  This is a tabletop educational calculator. It came with plastic overlays
  for playing different kind of games. Refer to the manual on how to use it.
  In short, to start from scratch, press [SEL]. By default the device is in
  calculator teaching mode. If [SEL] is followed with 1-6 and then [NXT],
  one of the games is started.

  1) Number Machine
  2) Countin' On
  3) Walk The Plank
  4) Gooey Gumdrop
  5) Football
  6) Lunar Lander

***************************************************************************/

class mathmagi_state : public hh_tms1k_state
{
public:
	mathmagi_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void mathmagi_state::prepare_display()
{
	set_display_segmask(0xff, 0x7f);
	display_matrix(7, 11, m_o, m_r);
}

WRITE16_MEMBER(mathmagi_state::write_r)
{
	// R3,R5-R7,R9,R10: input mux
	m_inp_mux = (data >> 3 & 1) | (data >> 4 & 0xe) | (data >> 5 & 0x30);

	// R0-R7: 7seg leds
	// R8: custom math symbols digit
	// R9: custom equals digit
	// R10: misc lamps
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(mathmagi_state::write_o)
{
	// O1-O7: led/digit segment data
	// O0: N/C
	m_o = data;
	prepare_display();
}

READ8_MEMBER(mathmagi_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(6);
}


// config

/* physical button layout and labels is like this:

    ON     ONE       [SEL] [NXT] [?]   [/]
     |      |        [7]   [8]   [9]   [x]
    OFF    TWO       [4]   [5]   [6]   [-]
         PLAYERS     [1]   [2]   [3]   [+]
                     [0]   [_]   [r]   [=]
*/

static INPUT_PORTS_START( mathmagi )
	PORT_START("IN.0") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_MINUS_PAD) PORT_NAME("-")

	PORT_START("IN.1") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("0")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_SPACE) PORT_NAME("_") // blank
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_R) PORT_NAME("r")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_PLUS_PAD) PORT_NAME("+")

	PORT_START("IN.2") // R6
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("5")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("6")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ASTERISK) PORT_NAME(UTF8_MULTIPLY)

	PORT_START("IN.3") // R7
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_S) PORT_NAME("SEL")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_N) PORT_NAME("NXT")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_NAME("?") // check
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("=")

	PORT_START("IN.4") // R9
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("7")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("8")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("9")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_SLASH_PAD) PORT_NAME(UTF8_DIVIDE)

	PORT_START("IN.5") // R10
	PORT_CONFNAME( 0x01, 0x00, "Players")
	PORT_CONFSETTING(    0x00, "1" )
	PORT_CONFSETTING(    0x01, "2" )
	PORT_BIT( 0x0e, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END

// output PLA is not decapped
static const uint16_t mathmagi_output_pla[0x20] =
{
	lA+lB+lC+lD+lE+lF,      // 0
	lB+lC,                  // 1
	lA+lB+lG+lE+lD,         // 2
	lA+lB+lG+lC+lD,         // 3
	lF+lB+lG+lC,            // 4
	lA+lF+lG+lC+lD,         // 5
	lA+lF+lG+lC+lD+lE,      // 6
	lA+lB+lC,               // 7
	lA+lB+lC+lD+lE+lF+lG,   // 8
	lA+lB+lG+lF+lC+lD,      // 9
	lA+lB+lG+lE,            // question mark
	lE+lG,                  // r
	lD,                     // underscore?
	lA+lF+lG+lE+lD,         // E
	lG,                     // -
	0,                      // empty
	0,                      // empty
	lG,                     // lamp 4 or MATH -
	lD,                     // lamp 3
	lF+lE+lD+lC+lG,         // b
	lB,                     // lamp 2
	lB+lG,                  // MATH +
	lB+lC,                  // MATH mul
	lF+lG+lB+lC+lD,         // y
	lA,                     // lamp 1
	lA+lG,                  // MATH div
	lA+lD,                  // EQUALS
	0,                      // ?
	0,                      // ?
	lE+lD+lC+lG,            // o
	0,                      // ?
	lA+lF+lE+lD+lC          // G
};

static MACHINE_CONFIG_START( mathmagi, mathmagi_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 175000) // approximation - RC osc. R=68K, C=82pf
	MCFG_TMS1XXX_OUTPUT_PLA(mathmagi_output_pla)
	MCFG_TMS1XXX_READ_K_CB(READ8(mathmagi_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(mathmagi_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(mathmagi_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_mathmagi)

	/* no sound! */
MACHINE_CONFIG_END





/***************************************************************************

  Bandai System Control Car: Cheetah 「システムコントロールカー チーター」
  * TMS1000NLL MP0915 (die label 1000B, MP0915)
  * 2 motors (one for back axis, one for steering), no sound

  It's a programmable buggy, like Big Track but much simpler. To add a command
  step in program-mode, press a direction key and one of the time delay number
  keys at the same time. To run the program(max 24 steps), switch to run-mode
  and press the go-key.

  known releases:
  - Japan: System Control Car: Cheetah
  - USA: The Incredible Brain Buggy, distributed by Fundimensions
  - UK: The Incredible Brain Buggy, distributed by Palitoy (same as USA version)

***************************************************************************/

class bcheetah_state : public hh_tms1k_state
{
public:
	bcheetah_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(bcheetah_state::write_r)
{
	// R0-R4: input mux
	// R5,R6: tied to K4??
	m_inp_mux = data & 0x1f;
}

WRITE16_MEMBER(bcheetah_state::write_o)
{
	// O1: back motor (drive)
	// O0: front motor steer left
	// O2: front motor steer right
	// O3: GND, other: N/C
	output().set_value("motor1", data >> 1 & 1);
	output().set_value("motor2_left", data & 1);
	output().set_value("motor2_right", data >> 2 & 1);
}

READ8_MEMBER(bcheetah_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(5);
}


// config

static INPUT_PORTS_START( bcheetah )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x0d, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_CONFNAME( 0x02, 0x02, "Mode")
	PORT_CONFSETTING(    0x02, "Program" )
	PORT_CONFSETTING(    0x00, "Run" )

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_LEFT) PORT_NAME("Left")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_UP) PORT_NAME("Forward")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_RIGHT) PORT_NAME("Right")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("Go")

	PORT_START("IN.2") // R2
	PORT_BIT( 0x07, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_DOWN) PORT_NAME("Stop")

	PORT_START("IN.3") // R3
	PORT_BIT( 0x05, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")

	PORT_START("IN.4") // R4
	PORT_BIT( 0x05, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")
INPUT_PORTS_END

static MACHINE_CONFIG_START( bcheetah, bcheetah_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 100000) // approximation - RC osc. R=47K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(bcheetah_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(bcheetah_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(bcheetah_state, write_o))

	MCFG_DEFAULT_LAYOUT(layout_bcheetah)

	/* no sound! */
MACHINE_CONFIG_END





/***************************************************************************

  Coleco Amaze-A-Tron, by Ralph Baer
  * TMS1100 MCU, label MP3405 (die label same)
  * 2-digit 7seg LED display + 2 LEDs(one red, one green), 1-bit sound
  * 5*5 pressure-sensitive playing board(buttons), 4 game pieces

  This is an electronic board game with a selection of 8 maze games,
  most of them for 2 players.

***************************************************************************/

class amaztron_state : public hh_tms1k_state
{
public:
	amaztron_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void amaztron_state::prepare_display()
{
	set_display_segmask(0xc, 0x7f);
	display_matrix(7, 4, m_o, m_r);
}

WRITE16_MEMBER(amaztron_state::write_r)
{
	// R0-R5: input mux
	m_inp_mux = data & 0x3f;

	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R6,R7: leds
	// R8,R9: select digit
	m_r = data >> 6 & 0xf;
	prepare_display();
}

WRITE16_MEMBER(amaztron_state::write_o)
{
	// O0-O6: digit segments A-G
	// O7: N/C
	m_o = data & 0x7f;
	prepare_display();
}

READ8_MEMBER(amaztron_state::read_k)
{
	// K: multiplexed inputs
	uint8_t k = read_inputs(6);

	// the 5th column is tied to K4+K8
	if (k & 0x10) k |= 0xc;
	return k & 0xf;
}


// config

static INPUT_PORTS_START( amaztron )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 1")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 6")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 11")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 16")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 21")

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 2")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 7")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 12")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 17")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 22")

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 3")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 8")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 13")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 18")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 23")

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 4")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 9")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 14")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 19")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 24")

	PORT_START("IN.4") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 5")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 10")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 15")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 20")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Square 25")

	PORT_START("IN.5") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_SELECT ) PORT_NAME("Game Select")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START ) PORT_NAME("Game Start")
	PORT_BIT( 0x1c, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END

static MACHINE_CONFIG_START( amaztron, amaztron_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 300000) // approximation - RC osc. R=33K?, C=100pf
	MCFG_TMS1XXX_READ_K_CB(READ8(amaztron_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(amaztron_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(amaztron_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_amaztron)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Coleco Zodiac - The Astrology Computer
  * TMS1100 MP3435 (no decap)
  * 8-digit 7seg display, 12 other LEDs, 1-bit sound

  As the name suggests, this is an astrologic calculator. Refer to the
  (very extensive) manual on how to use it.

***************************************************************************/

class zodiac_state : public hh_tms1k_state
{
public:
	zodiac_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void zodiac_state::prepare_display()
{
	set_display_segmask(0xff, 0x7f);
	display_matrix(8, 10, m_o, m_r);
}

WRITE16_MEMBER(zodiac_state::write_r)
{
	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R0-R4,R8: input mux
	m_inp_mux = (data & 0x1f) | (data >> 3 & 0x20);

	// R0-R7: digit select
	// R8,R9: led select
	m_r = data & 0x3ff;
	prepare_display();
}

WRITE16_MEMBER(zodiac_state::write_o)
{
	// O0-O7: digit segment/led data
	m_o = data;
	prepare_display();
}

READ8_MEMBER(zodiac_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(6);
}


// config

/* The physical button layout and labels are like this:

      [P]                                [A]
                [ 1 ] [ 2 ] [ 3 ]
    [L]         [ 4 ] [ 5 ] [ 6 ]          [D]
                [ 7 ] [ 8 ] [ 9 ]
      [J]       [ 0 ] [CLR] [ENT]        [E]

                  [.__.__.__.]
                  OFF H  P  A

Despite that this layout features a typical digital keypad and distances
the letter buttons from it, the 8-character encoding for date input uses
letters and digits in combination. This fact and the use of the P key are
why the digit buttons are mapped here as keyboard inputs rather than as a
keypad.
*/

static INPUT_PORTS_START( zodiac )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR('3')
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR('2')
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR('1')
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR('0')

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_CHAR('7')
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR('6')
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR('5')
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR('4')

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('D')
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('A')
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR('9')
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR('8')

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('P')
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('L')
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('J')
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('E')

	PORT_START("IN.4") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("Enter") PORT_CHAR(13)
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_CODE(KEYCODE_DEL_PAD) PORT_NAME("Clear") PORT_CHAR(8)

	PORT_START("IN.5") // R8
	PORT_CONFNAME( 0x03, 0x01, "Mode")
	PORT_CONFSETTING(    0x01, "Horoscope" )
	PORT_CONFSETTING(    0x02, "Preview" )
	PORT_CONFSETTING(    0x00, "Answer" )
	PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END

// output PLA is not decapped
static const uint16_t zodiac_output_pla[0x20] =
{
	0x80,                   // empty/led 1/7
	lC,                     // i/led 2/8
	lE+lG,                  // r/led 3/9
	lC+lE+lG,               // n
	lF,                     // seg F/led 4/10
	0,                      // ?
	0,                      // ?
	lC+lE+lF+lG,            // h
	lB,                     // seg B/led 5/11
	lD,                     // seg D/led 6/12
	0,                      // ?
	0,                      // ?
	0,                      // ?
	0,                      // ?
	lA+lB+lE+lF+lG,         // P
	0,                      // ?
	lA+lB+lC+lD+lE+lF,      // 0
	lB+lC,                  // 1
	lA+lB+lD+lE+lG,         // 2
	lA+lB+lC+lD+lG,         // 3
	lB+lC+lF+lG,            // 4
	lA+lC+lD+lF+lG,         // 5
	lA+lC+lD+lE+lF+lG,      // 6
	lA+lB+lC,               // 7
	lA+lB+lC+lD+lE+lF+lG,   // 8
	lA+lB+lC+lD+lF+lG,      // 9
	lA+lB+lC+lE+lF+lG,      // A
	lB+lC+lD+lE+lG,         // d
	lA+lD+lE+lF+lG,         // E
	lB+lC+lD+lE,            // J
	lD+lE+lF,               // L
	lB+lC+lD+lE+lF          // U
};

static MACHINE_CONFIG_START( zodiac, zodiac_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 500000) // approximation - RC osc. R=18K, C=100pf
	MCFG_TMS1XXX_OUTPUT_PLA(zodiac_output_pla)
	MCFG_TMS1XXX_READ_K_CB(READ8(zodiac_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(zodiac_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(zodiac_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_zodiac)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Coleco Electronic Quarterback
  * TMS1100NLL MP3415 (die label same)
  * 9-digit LED grid, 1-bit sound

  known releases:
  - USA(1): Electronic Quarterback
  - USA(2): Electronic Touchdown, distributed by Sears

***************************************************************************/

class cqback_state : public hh_tms1k_state
{
public:
	cqback_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void cqback_state::prepare_display()
{
	// R9 selects between segments B/C or A'/D'
	uint16_t seg = m_o;
	if (m_r & 0x200)
		seg = (m_o << 7 & 0x300) | (m_o & 0xf9);

	set_display_segmask(0x1ff, 0xff);
	display_matrix(11, 9, seg, m_r & 0x1ff);
}

WRITE16_MEMBER(cqback_state::write_r)
{
	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R0-R4: input mux
	m_inp_mux = data & 0x1f;

	// R0-R9: select digit/segment
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(cqback_state::write_o)
{
	// O0-O7: digit segments
	m_o = data;
	prepare_display();
}

READ8_MEMBER(cqback_state::read_k)
{
	// K: multiplexed inputs, rotated matrix
	return read_rotated_inputs(5);
}


// config

static INPUT_PORTS_START( cqback )
	PORT_START("IN.0") // K1
	PORT_BIT( 0x01, 0x01, IPT_SPECIAL ) PORT_CONDITION("FAKE", 0x03, NOTEQUALS, 0x00) // left/right
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_16WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_16WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Kick/Pass")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_START ) PORT_NAME("Display")

	PORT_START("IN.1") // K2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_SELECT ) PORT_TOGGLE PORT_NAME("Play Selector") // pass
	PORT_BIT( 0x02, 0x02, IPT_SPECIAL ) PORT_CONDITION("IN.1", 0x01, EQUALS, 0x00) // run/kick

	PORT_START("IN.2") // K4
	PORT_CONFNAME( 0x03, 0x02, "Skill Level" )
	PORT_CONFSETTING(    0x02, "1" )
	PORT_CONFSETTING(    0x01, "2" )

	PORT_START("IN.3") // K8
	PORT_CONFNAME( 0x01, 0x00, "Factory Test" )
	PORT_CONFSETTING(    0x00, DEF_STR( Off ) )
	PORT_CONFSETTING(    0x01, DEF_STR( On ) ) // TP1-TP2

	PORT_START("FAKE") // fake port for left/right combination
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_16WAY
INPUT_PORTS_END

static MACHINE_CONFIG_START( cqback, cqback_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 310000) // approximation - RC osc. R=33K, C=100pf
	MCFG_TMS1XXX_READ_K_CB(READ8(cqback_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(cqback_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(cqback_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_cqback)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Coleco Head to Head Football
  * TMS1100NLLE (rev. E!) MP3460 (die label same)
  * 2*SN75492N LED display drivers, 9-digit LED grid, 1-bit sound

  LED electronic football game. To distinguish between offense and defense,
  offense blips (should) appear brighter. The hardware is similar to cqback.

  known releases:
  - USA(1): Head to Head Football
  - USA(2): Team Play Football, distributed by Sears

***************************************************************************/

class h2hfootb_state : public hh_tms1k_state
{
public:
	h2hfootb_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void h2hfootb_state::prepare_display()
{
	set_display_segmask(0x1ff, 0x7f);
	display_matrix(9, 9, m_o | (m_r >> 1 & 0x100), m_r & 0x1ff);
}

WRITE16_MEMBER(h2hfootb_state::write_r)
{
	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R0-R8: input mux
	m_inp_mux = data & 0x1ff;

	// R0-R8: select led
	// R9: led between digits
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(h2hfootb_state::write_o)
{
	// O0-O7: digit segments A-G,A'
	m_o = data;
	prepare_display();
}

READ8_MEMBER(h2hfootb_state::read_k)
{
	// K: multiplexed inputs, rotated matrix
	return read_rotated_inputs(9);
}


// config

static INPUT_PORTS_START( h2hfootb )
	PORT_START("IN.0") // K1
	PORT_CONFNAME( 0x03, 0x01, "Players" )
	PORT_CONFSETTING(    0x01, "1" )
	PORT_CONFSETTING(    0x02, "2" )

	PORT_START("IN.1") // K2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_SELECT ) PORT_TOGGLE PORT_NAME("P1 Play Selector") // pass
	PORT_BIT( 0x02, 0x02, IPT_SPECIAL ) PORT_CONDITION("IN.1", 0x01, EQUALS, 0x00) // run/kick

	PORT_START("IN.2") // K4
	PORT_CONFNAME( 0x03, 0x01, "Skill Level" )
	PORT_CONFSETTING(    0x01, "1" )
	PORT_CONFSETTING(    0x02, "2" )

	PORT_START("IN.3") // K8
	PORT_BIT( 0x001, 0x001, IPT_SPECIAL ) PORT_CONDITION("FAKE", 0x03, NOTEQUALS, 0x00) // left/right
	PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_16WAY
	PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_16WAY
	PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("P1 Kick/Pass")
	PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_START ) PORT_NAME("Display")
	PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_COCKTAIL PORT_16WAY
	PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_COCKTAIL PORT_16WAY
	PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_COCKTAIL PORT_16WAY
	PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_COCKTAIL PORT_16WAY

	PORT_START("FAKE") // fake port for left/right combination
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_16WAY
INPUT_PORTS_END

static MACHINE_CONFIG_START( h2hfootb, h2hfootb_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 310000) // approximation - RC osc. R=39K, C=100pf
	MCFG_TMS1XXX_READ_K_CB(READ8(h2hfootb_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(h2hfootb_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(h2hfootb_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_h2hfootb)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Coleco Head to Head Baseball
  * PCB labels Coleco rev C 73891/2
  * TMS1170NLN MP1525-N2 (die label MP1525)
  * 9-digit cyan VFD display, and other LEDs behind bezel, 1-bit sound

  known releases:
  - USA: Head to Head Baseball
  - Japan: Computer Baseball, published by Tsukuda

***************************************************************************/

class h2hbaseb_state : public hh_tms1k_state
{
public:
	h2hbaseb_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);

	void set_clock();
	DECLARE_INPUT_CHANGED_MEMBER(skill_switch);

protected:
	virtual void machine_reset() override;
};

// handlers

void h2hbaseb_state::prepare_display()
{
	set_display_segmask(0x1ff, 0x7f);
	display_matrix(9, 9, (m_r & 0x100) | m_o, (m_r & 0xff) | (m_r >> 1 & 0x100));
}

WRITE16_MEMBER(h2hbaseb_state::write_r)
{
	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R4-R7: input mux
	m_inp_mux = data >> 4 & 0xf;

	// R0-R7,R9: select vfd digit/led
	// R8: led state
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(h2hbaseb_state::write_o)
{
	// O0-O6: digit segments A-G
	// O7: N/C
	m_o = data;
	prepare_display();
}

READ8_MEMBER(h2hbaseb_state::read_k)
{
	// K: multiplexed inputs (note: K8(Vss row) is always on)
	return m_inp_matrix[4]->read() | read_inputs(4);
}


// config

static INPUT_PORTS_START( h2hbaseb )
	PORT_START("IN.0") // R4
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_NAME("N")
	PORT_BIT( 0x0b, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_NAME("B")
	PORT_BIT( 0x0e, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.2") // R6
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("P")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("S")
	PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.3") // R7
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON7 ) PORT_NAME("Curve") // these two buttons appear twice on the board
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON6 ) PORT_NAME("Fast Pitch") // "
	PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.4") // Vss!
	PORT_BIT( 0x07, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Swing")

	PORT_START("IN.5") // fake
	PORT_CONFNAME( 0x01, 0x00, "Skill Level" ) PORT_CHANGED_MEMBER(DEVICE_SELF, h2hbaseb_state, skill_switch, nullptr)
	PORT_CONFSETTING(    0x00, "1" )
	PORT_CONFSETTING(    0x01, "2" )
INPUT_PORTS_END

INPUT_CHANGED_MEMBER(h2hbaseb_state::skill_switch)
{
	set_clock();
}


void h2hbaseb_state::set_clock()
{
	// MCU clock is from an RC circuit with C=47pf, and R value is depending on
	// skill switch: R=51K(1) or 43K(2)
	m_maincpu->set_unscaled_clock((m_inp_matrix[5]->read() & 1) ? 400000 : 350000);
}

void h2hbaseb_state::machine_reset()
{
	hh_tms1k_state::machine_reset();
	set_clock();
}

static MACHINE_CONFIG_START( h2hbaseb, h2hbaseb_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1170, 350000) // see set_clock
	MCFG_TMS1XXX_READ_K_CB(READ8(h2hbaseb_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(h2hbaseb_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(h2hbaseb_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_h2hbaseb)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Coleco Head to Head Boxing
  * TMS1100NLL M34018-N2 (die label M34018)
  * 2-digit 7seg LED display, LED grid display, 1-bit sound

  This appears to be the last game of Coleco's Head to Head series.

***************************************************************************/

class h2hboxing_state : public hh_tms1k_state
{
public:
	h2hboxing_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void h2hboxing_state::prepare_display()
{
	set_display_segmask(0x600, 0x7f);
	display_matrix(8, 11, m_o, m_r);
}

WRITE16_MEMBER(h2hboxing_state::write_r)
{
	// R0-R4: input mux
	m_inp_mux = data & 0x1f;

	// R8: speaker out
	m_speaker->level_w(data >> 8 & 1);

	// R0-R7: select led
	// R9,R10: select digit
	m_r = data & ~0x100;
	prepare_display();
}

WRITE16_MEMBER(h2hboxing_state::write_o)
{
	// O0-O7: digit segments/led data
	m_o = data;
	prepare_display();
}

READ8_MEMBER(h2hboxing_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(5);
}


// config

static INPUT_PORTS_START( h2hboxing )
	PORT_START("IN.0") // R0
	PORT_CONFNAME( 0x01, 0x00, "Players" )
	PORT_CONFSETTING(    0x00, "1" )
	PORT_CONFSETTING(    0x01, "2" )
	PORT_BIT( 0x0e, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT )

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_COCKTAIL
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_COCKTAIL
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_COCKTAIL
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_COCKTAIL

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("P1 Punch / Pro")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("P1 Block / Amateur")
	PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.4") // R4
	PORT_BIT( 0x03, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_COCKTAIL PORT_NAME("P2 Punch")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL PORT_NAME("P2 Block")
INPUT_PORTS_END

static MACHINE_CONFIG_START( h2hboxing, h2hboxing_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 350000) // approximation - RC osc. R=39K, C=100pf
	MCFG_TMS1XXX_READ_K_CB(READ8(h2hboxing_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(h2hboxing_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(h2hboxing_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_h2hboxing)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Coleco Total Control 4
  * TMS1400NLL MP7334-N2 (die label MP7334)
  * 2x2-digit 7seg LED display + 4 LEDs, LED grid display, 1-bit sound

  This is a head to head electronic tabletop LED-display sports console.
  One cartridge(Football) was included with the console, the other three were
  sold in a pack. Gameplay has emphasis on strategy, read the official manual
  on how to play. MAME external artwork is needed for the switchable overlays.

  Cartridge socket:
  1 N/C
  2 9V+
  3 power switch
  4 K8
  5 K4
  6 K2
  7 K1
  8 R9

  The cartridge connects pin 8 with one of the K-pins.

  Available cartridges:
  - Football    (K8, confirmed)
  - Hockey      (K4?)
  - Soccer      (K2?)
  - Basketball  (K1?)

***************************************************************************/

class tc4_state : public hh_tms1k_state
{
public:
	tc4_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void tc4_state::prepare_display()
{
	// R5,R7-R9 are 7segs
	set_display_segmask(0x3a0, 0x7f);

	// note: R6 is an extra column
	display_matrix(9, 10, (m_o | (m_r << 2 & 0x100)), m_r);
}

WRITE16_MEMBER(tc4_state::write_r)
{
	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R0-R5: input mux
	// R9: to cartridge slot
	m_inp_mux = (data & 0x3f) | (data >> 3 & 0x40);

	// R0-R4: select led
	// R6: led 8 state
	// R5,R7-R9: select digit
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(tc4_state::write_o)
{
	// O0-O7: led state
	m_o = data;
	prepare_display();
}

READ8_MEMBER(tc4_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(7);
}


// config

static INPUT_PORTS_START( tc4 )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("P1 Pass/Shoot Button 3") // right
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("P1 Pass/Shoot Button 1") // left
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("P1 Pass/Shoot Button 2") // middle
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_NAME("P1 D/K Button")

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICKLEFT_RIGHT )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICKLEFT_LEFT )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICKLEFT_UP )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICKLEFT_DOWN )

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICKRIGHT_RIGHT )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICKRIGHT_LEFT )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICKRIGHT_UP )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICKRIGHT_DOWN )

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICKRIGHT_RIGHT ) PORT_PLAYER(2)
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICKRIGHT_LEFT ) PORT_PLAYER(2)
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICKRIGHT_UP ) PORT_PLAYER(2)
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICKRIGHT_DOWN ) PORT_PLAYER(2)

	PORT_START("IN.4") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICKLEFT_RIGHT ) PORT_PLAYER(2)
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICKLEFT_LEFT ) PORT_PLAYER(2)
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICKLEFT_UP ) PORT_PLAYER(2)
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICKLEFT_DOWN ) PORT_PLAYER(2)

	PORT_START("IN.5") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(2) PORT_NAME("P2 Pass/Shoot Button 3") // right
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_NAME("P2 Pass/Shoot Button 1") // left
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_NAME("P2 Pass/Shoot Button 2") // middle
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_PLAYER(2) PORT_NAME("P2 D/K Button")

	PORT_START("IN.6") // R9
	PORT_CONFNAME( 0x0f, 0x08, "Cartridge")
	PORT_CONFSETTING(    0x01, "Basketball" )
	PORT_CONFSETTING(    0x02, "Soccer" )
	PORT_CONFSETTING(    0x04, "Hockey" )
	PORT_CONFSETTING(    0x08, "Football" )
INPUT_PORTS_END

static MACHINE_CONFIG_START( tc4, tc4_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1400, 450000) // approximation - RC osc. R=27.3K, C=100pf
	MCFG_TMS1XXX_READ_K_CB(READ8(tc4_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(tc4_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(tc4_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_tc4)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Conic Electronic Basketball
  * TMS1000NLL MP0907 (die label 1000B MP0907)
  * PCB label: CONIC 101-006
  * DS8871N, 2 7seg LEDs, 30 other LEDs, 1-bit sound

  There are 3 known versions of Conic Basketball: MP0910(101-003) and
  MP0907(101-006) are nearly identical. MP0168 is found in Conic Multisport.

  known releases:
  - Hong Kong: Electronic Basketball
  - USA: Electronic Basketball, distributed by Cardinal

***************************************************************************/

class cnbaskb_state : public hh_tms1k_state
{
public:
	cnbaskb_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void cnbaskb_state::prepare_display()
{
	// R7,R8 are 7segs
	set_display_segmask(0x180, 0x7f);
	display_matrix(7, 9, m_o, m_r & 0x1fc);
}

WRITE16_MEMBER(cnbaskb_state::write_r)
{
	// R9: speaker out
	m_speaker->level_w(data >> 9 & 1);

	// R0,R1: input mux
	// R10 is also tied to K1 (locks up at boot if it's not handled)
	m_inp_mux = (data >> 8 & 4) | (data & 3);

	// R2-R8: led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(cnbaskb_state::write_o)
{
	// O0-O6: led/digit data
	// O7: N/C
	m_o = data;
	prepare_display();
}

READ8_MEMBER(cnbaskb_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(3);
}


// config

static INPUT_PORTS_START( cnbaskb )
	PORT_START("IN.0") // R0
	PORT_CONFNAME( 0x01, 0x00, "Skill Level" )
	PORT_CONFSETTING(    0x00, "1" ) // amateur
	PORT_CONFSETTING(    0x01, "2" ) // professional
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 )
	PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_16WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_16WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_16WAY

	PORT_START("IN.2") // R10
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_SPECIAL )
	PORT_BIT( 0x0e, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END

static MACHINE_CONFIG_START( cnbaskb, cnbaskb_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 400000) // approximation - RC osc. R=39K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(cnbaskb_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(cnbaskb_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(cnbaskb_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_cnbaskb)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Conic Electronic Multisport
  * TMS1000 MP0168 (die label same)
  * PCB label: CONIC 101-027(1979), or CONIC 101-021 REV A(1980, with DS8871N)
  * 2 7seg LEDs, 33 other LEDs, 1-bit sound

  This handheld includes 3 games: Basketball, Ice Hockey, Soccer.
  MAME external artwork is needed for the switchable overlays.

  known releases:
  - Hong Kong: Electronic Multisport
  - Hong Kong: Basketball/Ice Hockey/Soccer (3 separate handhelds)
  - USA(1): Electronic Multisport, distributed by Innocron
  - USA(2): Sports Arena, distributed by Tandy (model 60-2158)

***************************************************************************/

class cmsport_state : public hh_tms1k_state
{
public:
	cmsport_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void cmsport_state::prepare_display()
{
	// R5,R6 are 7segs
	set_display_segmask(0x60, 0x7f);
	display_matrix(8, 9, m_o, m_r & ~0x80);
}

WRITE16_MEMBER(cmsport_state::write_r)
{
	// R7: speaker out
	m_speaker->level_w(data >> 7 & 1);

	// R0,R9,R10: input mux
	m_inp_mux = (data & 1) | (data >> 8 & 6);

	// R0-R6,R8: led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(cmsport_state::write_o)
{
	// O0-O7: led/digit data
	m_o = data;
	prepare_display();
}

READ8_MEMBER(cmsport_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(3);
}


// config

static INPUT_PORTS_START( cmsport )
	PORT_START("IN.0") // R0
	PORT_CONFNAME( 0x05, 0x01, "Game Select" )
	PORT_CONFSETTING(    0x01, "Basketball" )
	PORT_CONFSETTING(    0x00, "Soccer" )
	PORT_CONFSETTING(    0x04, "Ice Hockey" )
	PORT_BIT( 0x0a, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R9
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_16WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_16WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_16WAY

	PORT_START("IN.2") // R10
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Shoot")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START1 ) PORT_NAME("Score")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_CONFNAME( 0x08, 0x00, "Skill Level" )
	PORT_CONFSETTING(    0x00, "1" ) // amateur
	PORT_CONFSETTING(    0x08, "2" ) // professional
INPUT_PORTS_END

static MACHINE_CONFIG_START( cmsport, cmsport_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 375000) // approximation - RC osc. R=47K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(cmsport_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(cmsport_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(cmsport_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_cmsport)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Conic Electronic Football
  * TMS1000 MP0170 (die label same)
  * DS8874N, 3*9 LED array, 7 7seg LEDs, 1-bit sound

  This is a clone of Mattel Football. Apparently Mattel tried to keep imports
  of infringing games from going through customs. Conic (Hong Kong) answered
  by distributing the game under subsidiary brands - see list below.

  known releases:
  - Hong Kong: Electronic Football, Conic
  - USA(1): Football, E.R.S.(Electronic Readout Systems)
  - USA(2): Football, ELECsonic
  - USA(3): Football, no brand!

  Another hardware revision of this game uses a PIC16 MCU.

***************************************************************************/

class cnfball_state : public hh_tms1k_state
{
public:
	cnfball_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void cnfball_state::prepare_display()
{
	// declare 7segs, middle ones have DP
	set_display_segmask(0xc3, 0x7f);
	set_display_segmask(0x38, 0xff);

	display_matrix(8+3, 10, m_o | (m_r << 6 & 0x700), m_grid);
}

WRITE16_MEMBER(cnfball_state::write_r)
{
	// R5,R8: N/C
	// R6,R7: speaker out
	m_speaker->level_w(data >> 6 & 3);

	// R9,R10: input mux
	m_inp_mux = data >> 9 & 3;

	// R0: DS8874N CP: clock pulse edge-triggered
	// note: DS8874N CP goes back to K8 too, game relies on it
	if ((data ^ m_r) & 1)
		m_grid = m_grid << 1 & 0x1ff;

	// R1: DS8874N _DATA: reset shift register
	if (~data & 2)
		m_grid = 1;

	// R2-R4: led data
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(cnfball_state::write_o)
{
	// O0-O7: digit segments
	m_o = data;
	prepare_display();
}

READ8_MEMBER(cnfball_state::read_k)
{
	// K: multiplexed inputs, K8 also tied to DS8874N CP(R0)
	return read_inputs(2) | (m_r << 3 & 8);
}


// config

static INPUT_PORTS_START( cnfball )
	PORT_START("IN.0") // R9
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_16WAY
	PORT_BIT( 0x04, 0x04, IPT_SPECIAL ) PORT_CONDITION("FAKE", 0x03, NOTEQUALS, 0x00) // left/right
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R10
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Kick")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START2 ) PORT_NAME("Score")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_START1 ) PORT_NAME("Status")
	PORT_CONFNAME( 0x08, 0x08, "Skill Level" )
	PORT_CONFSETTING(    0x08, "1" ) // college
	PORT_CONFSETTING(    0x00, "2" ) // professional

	PORT_START("FAKE") // fake port for left/right combination
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_16WAY
INPUT_PORTS_END

static const int16_t cnfball_speaker_levels[4] = { 0, 0x7fff, -0x8000, 0 };

static MACHINE_CONFIG_START( cnfball, cnfball_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 400000) // approximation - RC osc. R=39K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(cnfball_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(cnfball_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(cnfball_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_cnfball)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SPEAKER_LEVELS(4, cnfball_speaker_levels)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Conic Electronic Football II
  * TMS1100 MP1181 (no decap)
  * 9-digit LED grid, 1-bit sound

  This is a clone of Coleco's Quarterback, similar at hardware-level too.

  known releases:
  - Hong Kong: Electronic Football II, Conic
  - USA: Electronic Football II, Tandy Radio Shack

***************************************************************************/

class cnfball2_state : public hh_tms1k_state
{
public:
	cnfball2_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void cnfball2_state::prepare_display()
{
	// R1 selects between segments B/C or A'/D'
	uint16_t seg = m_o;
	if (~m_r & 2)
		seg = (m_o << 7 & 0x300) | (m_o & 0xf9);

	set_display_segmask(0x1ff, 0xff);
	display_matrix(11, 9, seg, m_r >> 1 & 0x1ff);
}

WRITE16_MEMBER(cnfball2_state::write_r)
{
	// R0: speaker out
	m_speaker->level_w(data & 1);

	// R8-R10: input mux
	m_inp_mux = data >> 8 & 7;

	// R1-R10: select digit/segment
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(cnfball2_state::write_o)
{
	// O0-O7: digit segments
	m_o = data;
	prepare_display();
}

READ8_MEMBER(cnfball2_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(3);
}


// config

static INPUT_PORTS_START( cnfball2 )
	PORT_START("IN.0") // R8
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_CONFNAME( 0x02, 0x00, "Factory Test" )
	PORT_CONFSETTING(    0x00, DEF_STR( Off ) )
	PORT_CONFSETTING(    0x02, DEF_STR( On ) )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SELECT ) PORT_TOGGLE PORT_NAME("Play Selector") // pass/run
	PORT_CONFNAME( 0x08, 0x00, "Skill Level" )
	PORT_CONFSETTING(    0x00, "1" ) // college
	PORT_CONFSETTING(    0x08, "2" ) // professional

	PORT_START("IN.1") // R9
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_16WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_16WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_16WAY

	PORT_START("IN.2") // R10
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Kick/Pass")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START2 ) PORT_NAME("Score")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_START1 ) PORT_NAME("Status")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END

// output PLA is not decapped
static const uint16_t cnfball2_output_pla[0x20] =
{
	// first half was dumped electronically
	0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07, 0x7f, 0x6f, 0x40, 0x01, 0x08, 0x02, 0x04, 0x00,

	// rest is unknown
	0, 0, 0, 0, 0, 0, 0, 0,
	0, 0, 0, 0, 0, 0, 0, 0
};

static MACHINE_CONFIG_START( cnfball2, cnfball2_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 375000) // approximation - RC osc. R=47K, C=47pf
	MCFG_TMS1XXX_OUTPUT_PLA(cnfball2_output_pla)
	MCFG_TMS1XXX_READ_K_CB(READ8(cnfball2_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(cnfball2_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(cnfball2_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_cnfball2)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Entex (Electronic) Soccer
  * TMS1000NL MP0158 (die label same)
  * 2 7seg LEDs, 30 other LEDs, 1-bit sound

  known releases:
  - USA: Electronic Soccer, 2 versions (leds on green bezel, or leds under bezel)
  - Germany: Fussball, with skill switch

***************************************************************************/

class esoccer_state : public hh_tms1k_state
{
public:
	esoccer_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void esoccer_state::prepare_display()
{
	// R8,R9 are 7segs
	set_display_segmask(0x300, 0x7f);
	display_matrix(7, 10, m_o, m_r);
}

WRITE16_MEMBER(esoccer_state::write_r)
{
	// R0-R2: input mux
	m_inp_mux = data & 7;

	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R0-R9: led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(esoccer_state::write_o)
{
	// O0-O6: led state
	m_o = data;
	prepare_display();
}

READ8_MEMBER(esoccer_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(3);
}


// config

static INPUT_PORTS_START( esoccer )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_16WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_16WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_16WAY

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_COCKTAIL PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_COCKTAIL PORT_16WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_COCKTAIL PORT_16WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_COCKTAIL PORT_16WAY

	PORT_START("IN.2") // R2
	PORT_CONFNAME( 0x03, 0x01, "Players" )
	PORT_CONFSETTING(    0x01, "1" ) // Auto
	PORT_CONFSETTING(    0x02, "2" ) // Manual
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL
INPUT_PORTS_END

static MACHINE_CONFIG_START( esoccer, esoccer_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 350000) // approximation - RC osc. R=47K, C=33pf
	MCFG_TMS1XXX_READ_K_CB(READ8(esoccer_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(esoccer_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(esoccer_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_esoccer)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Entex (Electronic) Baseball (1)
  * TMS1000NLP MP0914 (die label MP0914A)
  * 1 7seg LED, and other LEDs behind bezel, 1-bit sound

  This is a handheld LED baseball game. One player controls the batter, the CPU
  or other player controls the pitcher. Pitcher throw buttons are on a 'joypad'
  obtained from a compartment in the back. Player scores are supposed to be
  written down manually, the game doesn't save scores or innings (this annoyance
  was resolved in the sequel). For more information, refer to the official manual.

  The overlay graphic is known to have 2 versions: one where the field players
  are denoted by words ("left", "center", "short", etc), and an alternate one
  with little guys drawn next to the LEDs.

  led translation table: led LDzz from game PCB = MAME y.x:

    0 = -     10 = 1.2   20 = 4.2   30 = 6.0
    1 = 2.3   11 = 0.4   21 = 4.1   31 = 6.1
    2 = 0.0   12 = 1.5   22 = 4.0   32 = 6.2
    3 = 0.1   13 = 2.2   23 = 4.3   33 = 7.0
    4 = 0.2   14 = 3.3   24 = 5.3   34 = 7.1
    5 = 1.0   15 = 3.2   25 = 5.2
    6 = 1.3   16 = 2.1   26 = 5.1
    7 = 1.1   17 = 3.1   27 = 5.0
    8 = 0.3   18 = 3.0   28 = 7.2
    9 = 1.4   19 = 2.0   29 = 7.3

***************************************************************************/

class ebball_state : public hh_tms1k_state
{
public:
	ebball_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void ebball_state::prepare_display()
{
	// R8 is a 7seg
	set_display_segmask(0x100, 0x7f);
	display_matrix(7, 9, ~m_o, m_r);
}

WRITE16_MEMBER(ebball_state::write_r)
{
	// R1-R5: input mux
	m_inp_mux = data >> 1 & 0x1f;

	// R9: speaker out
	m_speaker->level_w(data >> 9 & 1);

	// R0-R8: led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(ebball_state::write_o)
{
	// O0-O6: led state
	// O7: N/C
	m_o = data & 0x7f;
	prepare_display();
}

READ8_MEMBER(ebball_state::read_k)
{
	// K: multiplexed inputs (note: K8(Vss row) is always on)
	return m_inp_matrix[5]->read() | read_inputs(5);
}


// config

static INPUT_PORTS_START( ebball )
	PORT_START("IN.0") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_NAME("P2 Change Up")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START ) PORT_NAME("Change Sides")
	PORT_CONFNAME( 0x04, 0x04, "Players" )
	PORT_CONFSETTING(    0x04, "1" ) // Auto
	PORT_CONFSETTING(    0x00, "2" ) // Manual
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_NAME("P2 Fast Ball")
	PORT_BIT( 0x0e, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.2") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_PLAYER(2) PORT_NAME("P2 Knuckler")
	PORT_BIT( 0x0e, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.3") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(2) PORT_NAME("P2 Curve")
	PORT_BIT( 0x0e, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.4") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_PLAYER(2) PORT_NAME("P2 Slider")
	PORT_BIT( 0x0e, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.5") // Vss!
	PORT_BIT( 0x07, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("P1 Batter")
INPUT_PORTS_END

static MACHINE_CONFIG_START( ebball, ebball_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 375000) // approximation - RC osc. R=43K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(ebball_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(ebball_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(ebball_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_ebball)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Entex (Electronic) Baseball 2
  * PCB label: ZENY
  * TMS1000 MCU, MP0923 (die label same)
  * 3 7seg LEDs, and other LEDs behind bezel, 1-bit sound

  The Japanese version was published by Gakken, black case instead of white.

  The sequel to Entex Baseball, this version keeps up with score and innings.
  As its predecessor, the pitcher controls are on a separate joypad.

  led translation table: led zz from game PCB = MAME y.x:

    00 = -     10 = 9.4   20 = 7.4   30 = 5.0
    01 = 5.3   11 = 9.3   21 = 7.5   31 = 5.1
    02 = 0.7   12 = 9.2   22 = 8.0   32 = 5.2
    03 = 1.7   13 = 6.2   23 = 8.1   33 = 4.0
    04 = 2.7   14 = 7.0   24 = 8.2   34 = 4.1
    05 = 9.7   15 = 7.1   25 = 8.3   35 = 3.1
    06 = 9.0   16 = 6.1   26 = 8.4   36 = 3.0
    07 = 9.5   17 = 7.2   27 = 8.5   37 = 3.3
    08 = 6.3   18 = 7.3   28 = 4.2   38 = 3.2
    09 = 9.1   19 = 6.0   29 = 4.3

***************************************************************************/

class ebball2_state : public hh_tms1k_state
{
public:
	ebball2_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void ebball2_state::prepare_display()
{
	// R0-R2 are 7segs
	set_display_segmask(7, 0x7f);
	display_matrix(8, 10, ~m_o, m_r ^ 0x7f);
}

WRITE16_MEMBER(ebball2_state::write_r)
{
	// R3-R6: input mux
	m_inp_mux = data >> 3 & 0xf;

	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R0-R9: led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(ebball2_state::write_o)
{
	// O0-O7: led state
	m_o = data;
	prepare_display();
}

READ8_MEMBER(ebball2_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(4);
}


// config

static INPUT_PORTS_START( ebball2 )
	PORT_START("IN.0") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_CONFNAME( 0x02, 0x02, "Players" )
	PORT_CONFSETTING(    0x02, "1" ) // Auto
	PORT_CONFSETTING(    0x00, "2" ) // Manual
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_NAME("P2 Fast Ball")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("P1 Batter")

	PORT_START("IN.1") // R4
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("P1 Steal")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_NAME("P2 Change Up")
	PORT_BIT( 0x09, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.2") // R5
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_PLAYER(2) PORT_NAME("P2 Slider")
	PORT_BIT( 0x0b, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.3") // R6
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_PLAYER(2) PORT_NAME("P2 Knuckler")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(2) PORT_NAME("P2 Curve")
	PORT_BIT( 0x0a, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END

static MACHINE_CONFIG_START( ebball2, ebball2_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 350000) // approximation - RC osc. R=47K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(ebball2_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(ebball2_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(ebball2_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_ebball2)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Entex (Electronic) Baseball 3
  * PCB label: ZENY
  * TMS1100NLL 6007 MP1204 (rev. E!) (die label MP1204)
  * 2*SN75492N LED display driver
  * 4 7seg LEDs, and other LEDs behind bezel, 1-bit sound

  This is another improvement over Entex Baseball, where gameplay is a bit more
  varied. Like the others, the pitcher controls are on a separate joypad.

  led translation table: led zz from game PCB = MAME y.x:
  note: unlabeled panel leds are listed here as Sz, Bz, Oz, Iz, z left-to-right

    00 = -     10 = 7.5   20 = 7.2
    01 = 6.0   11 = 6.5   21 = 8.4
    02 = 6.1   12 = 5.5   22 = 8.5
    03 = 6.2   13 = 5.2   23 = 9.0
    04 = 6.3   14 = 8.0   24 = 9.2
    05 = 7.3   15 = 8.1   25 = 9.1
    06 = 5.3   16 = 5.1   26 = 9.3
    07 = 7.4   17 = 8.2   27 = 9.5
    08 = 6.4   18 = 8.3   28 = 9.4
    09 = 5.4   19 = 5.0

    S1,S2: 4.0,4.1
    B1-B3: 3.0-3.2
    O1,O2: 4.2,4.3
    I1-I6: 2.0-2.5, I7-I9: 3.3-3.5

***************************************************************************/

class ebball3_state : public hh_tms1k_state
{
public:
	ebball3_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);

	void set_clock();
	DECLARE_INPUT_CHANGED_MEMBER(skill_switch);

protected:
	virtual void machine_reset() override;
};

// handlers

void ebball3_state::prepare_display()
{
	// update current state
	for (int y = 0; y < 10; y++)
		m_display_state[y] = (m_r >> y & 1) ? m_o : 0;

	// R0,R1 are normal 7segs
	set_display_segmask(3, 0x7f);

	// R4,R7 contain segments(only F and B) for the two other digits
	m_display_state[10] = (m_display_state[4] & 0x20) | (m_display_state[7] & 0x02);
	m_display_state[11] = ((m_display_state[4] & 0x10) | (m_display_state[7] & 0x01)) << 1;
	m_display_segmask[10] = m_display_segmask[11] = 0x22;

	set_display_size(7, 10+2);
	display_update();
}

WRITE16_MEMBER(ebball3_state::write_r)
{
	// R0-R2: input mux
	m_inp_mux = data & 7;

	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R0-R9: led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(ebball3_state::write_o)
{
	// O0-O6: led state
	// O7: N/C
	m_o = data & 0x7f;
	prepare_display();
}

READ8_MEMBER(ebball3_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(3);
}


// config

/* physical button layout and labels is like this:

    main device (batter side):            remote pitcher:

                          MAN
    PRO                    |              [FAST BALL]  [CHANGE UP]    [CURVE]  [SLIDER]
     |                  OFF|
     o                     o                   [STEAL DEFENSE]           [KNUCKLER]
    AM                    AUTO

    [BUNT]  [BATTER]  [STEAL]
*/

static INPUT_PORTS_START( ebball3 )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_NAME("P2 Fast Ball")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_NAME("P2 Change Up")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_PLAYER(2) PORT_NAME("P2 Slider")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(2) PORT_NAME("P2 Curve")

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON6 ) PORT_PLAYER(2) PORT_NAME("P2 Knuckler")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("P1 Steal")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("P1 Batter")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_PLAYER(2) PORT_NAME("P2 Steal Defense")

	PORT_START("IN.2") // R2
	PORT_CONFNAME( 0x01, 0x01, "Players" )
	PORT_CONFSETTING(    0x01, "1" ) // Auto
	PORT_CONFSETTING(    0x00, "2" ) // Manual
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("P1 Bunt")
	PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.3") // fake
	PORT_CONFNAME( 0x01, 0x00, "Skill Level" ) PORT_CHANGED_MEMBER(DEVICE_SELF, ebball3_state, skill_switch, nullptr)
	PORT_CONFSETTING(    0x00, "Amateur" )
	PORT_CONFSETTING(    0x01, "Professional" )
INPUT_PORTS_END

INPUT_CHANGED_MEMBER(ebball3_state::skill_switch)
{
	set_clock();
}


void ebball3_state::set_clock()
{
	// MCU clock is from an RC circuit(R=47K, C=33pf) oscillating by default at ~340kHz,
	// but on PRO, the difficulty switch adds an extra 150K resistor to Vdd to speed
	// it up to around ~440kHz.
	m_maincpu->set_unscaled_clock((m_inp_matrix[3]->read() & 1) ? 440000 : 340000);
}

void ebball3_state::machine_reset()
{
	hh_tms1k_state::machine_reset();
	set_clock();
}

static MACHINE_CONFIG_START( ebball3, ebball3_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 340000) // see set_clock
	MCFG_TMS1XXX_READ_K_CB(READ8(ebball3_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(ebball3_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(ebball3_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_ebball3)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Entex Space Battle
  * TMS1000 EN-6004 MP0920 (die label 1000B, MP0920)
  * 2 7seg LEDs, and other LEDs behind bezel, 1-bit sound

  The Japanese version was published by Gakken, same name.

  led translation table: led zz from game PCB = MAME y.x:

    0 = -     10 = 1.1   20 = 2.3   30 = 5.2
    1 = 0.0   11 = 1.2   21 = 3.0   31 = 5.3
    2 = 0.1   12 = 1.3   22 = 3.1   32 = 6.0
    3 = 0.2   13 = 1.4   23 = 3.2   33 = 6.1
    4 = 0.3   14 = 1.5   24 = 3.3   34 = 6.2
    5 = 0.4   15 = 1.6   25 = 4.0   35 = 7.0
    6 = 0.5   16 = 1.7   26 = 4.1   36 = 7.1
    7 = 0.6   17 = 2.0   27 = 4.2
    8 = 0.7   18 = 2.1   28 = 5.0
    9 = 1.0   19 = 2.2   29 = 5.1

***************************************************************************/

class esbattle_state : public hh_tms1k_state
{
public:
	esbattle_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void esbattle_state::prepare_display()
{
	// R8,R9 are 7segs
	set_display_segmask(0x300, 0x7f);
	display_matrix(8, 10, m_o, m_r);
}

WRITE16_MEMBER(esbattle_state::write_r)
{
	// R0,R1: input mux
	m_inp_mux = data & 3;

	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R0-R9: led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(esbattle_state::write_o)
{
	// O0-O7: led state
	m_o = data;
	prepare_display();
}

READ8_MEMBER(esbattle_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(2);
}


// config

static INPUT_PORTS_START( esbattle )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("P1 Fire 1") // F1
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("P1 Fire 2") // F2
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("P1 Launch")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL PORT_NAME("P2 Fire 1") // F1
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_COCKTAIL PORT_NAME("P2 Fire 2") // F2
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_COCKTAIL PORT_NAME("P2 Launch")
	PORT_CONFNAME( 0x08, 0x08, "Players" )
	PORT_CONFSETTING(    0x08, "1" ) // Auto
	PORT_CONFSETTING(    0x00, "2" ) // Manual
INPUT_PORTS_END

static MACHINE_CONFIG_START( esbattle, esbattle_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 425000) // approximation - RC osc. R=47K, C=33pf
	MCFG_TMS1XXX_READ_K_CB(READ8(esbattle_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(esbattle_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(esbattle_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_esbattle)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Entex Space Invader
  * TMS1100 MP1211 (die label same)
  * 3 7seg LEDs, LED matrix and overlay mask, 1-bit sound

  There are two versions of this game: the first release(this one) is on
  TMS1100, the second more widespread release runs on a COP400. There are
  also differences with the overlay mask.

  NOTE!: MAME external artwork is required

***************************************************************************/

class einvader_state : public hh_tms1k_state
{
public:
	einvader_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);

	void set_clock();
	DECLARE_INPUT_CHANGED_MEMBER(skill_switch);

protected:
	virtual void machine_reset() override;
};

// handlers

void einvader_state::prepare_display()
{
	// R7-R9 are 7segs
	set_display_segmask(0x380, 0x7f);
	display_matrix(8, 10, m_o, m_r);
}

WRITE16_MEMBER(einvader_state::write_r)
{
	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R0-R9: led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(einvader_state::write_o)
{
	// O0-O7: led state
	m_o = data;
	prepare_display();
}


// config

static INPUT_PORTS_START( einvader )
	PORT_START("IN.0")
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_16WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_16WAY
	PORT_CONFNAME( 0x08, 0x00, "Skill Level" ) PORT_CHANGED_MEMBER(DEVICE_SELF, einvader_state, skill_switch, nullptr)
	PORT_CONFSETTING(    0x00, "Amateur" )
	PORT_CONFSETTING(    0x08, "Professional" )
INPUT_PORTS_END

INPUT_CHANGED_MEMBER(einvader_state::skill_switch)
{
	set_clock();
}


void einvader_state::set_clock()
{
	// MCU clock is from an RC circuit(R=47K, C=56pf) oscillating by default at ~320kHz,
	// but on PRO, the difficulty switch adds an extra 180K resistor to Vdd to speed
	// it up to around ~400kHz.
	m_maincpu->set_unscaled_clock((m_inp_matrix[0]->read() & 8) ? 400000 : 320000);
}

void einvader_state::machine_reset()
{
	hh_tms1k_state::machine_reset();
	set_clock();
}

static MACHINE_CONFIG_START( einvader, einvader_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 320000) // see set_clock
	MCFG_TMS1XXX_READ_K_CB(IOPORT("IN.0"))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(einvader_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(einvader_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_einvader)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Entex Color Football 4
  * TMS1670 6009 MP7551 (die label MP7551)
  * 9-digit cyan VFD display, 60 red and green LEDs behind bezel, 1-bit sound

***************************************************************************/

class efootb4_state : public hh_tms1k_state
{
public:
	efootb4_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void efootb4_state::prepare_display()
{
	// R10-R15 are 7segs
	set_display_segmask(0xfc00, 0x7f);
	display_matrix(7, 16, m_o, m_r);
}

WRITE16_MEMBER(efootb4_state::write_r)
{
	// R0-R4: input mux
	m_inp_mux = data & 0x1f;

	// R0-R9: led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(efootb4_state::write_o)
{
	// O7: speaker out
	m_speaker->level_w(data >> 7 & 1);

	// O0-O6: led state
	m_o = data;
	prepare_display();
}

READ8_MEMBER(efootb4_state::read_k)
{
	return read_inputs(5);
}


// config

static INPUT_PORTS_START( efootb4 )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_16WAY // 1
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_16WAY // 2
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_16WAY // 3
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_16WAY // 4

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_COCKTAIL PORT_16WAY // 1
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_COCKTAIL PORT_16WAY // 2
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_COCKTAIL PORT_16WAY // 3
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_COCKTAIL PORT_16WAY // 4

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("P1 Run")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("P1 Pass")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("P1 Kick")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL PORT_NAME("P2 Run")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_COCKTAIL PORT_NAME("P2 Pass")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_COCKTAIL PORT_NAME("P2 Kick")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.4") // R4
	PORT_CONFNAME( 0x01, 0x01, "Players" )
	PORT_CONFSETTING(    0x01, "1" ) // Auto
	PORT_CONFSETTING(    0x00, "2" ) // Manual
	PORT_CONFNAME( 0x02, 0x00, "Skill Level" )
	PORT_CONFSETTING(    0x00, "Amateur" )
	PORT_CONFSETTING(    0x02, "Professional" )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_START ) PORT_NAME("Status")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END

static MACHINE_CONFIG_START( efootb4, efootb4_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1670, 475000) // approximation - RC osc. R=42K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(efootb4_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(efootb4_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(efootb4_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_efootb4)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Entex (Electronic) Basketball 2
  * TMS1100 6010 MP1218 (die label MP1218)
  * 4 7seg LEDs, and other LEDs behind bezel, 1-bit sound

  led translation table: led zz from game PCB = MAME y.x:

    11 = 9.0   21 = 9.1   31 = 9.2   41 = 9.3   51 = 9.5
    12 = 8.0   22 = 8.1   32 = 8.2   42 = 8.3   52 = 8.5
    13 = 7.0   23 = 7.1   33 = 7.2   43 = 7.3   53 = 8.4
    14 = 6.0   24 = 6.1   34 = 6.2   44 = 6.3   54 = 7.5
    15 = 5.0   25 = 5.1   35 = 5.2   45 = 5.3   55 = 7.4
    16 = 4.0   26 = 4.1   36 = 4.2   46 = 4.3   56 = 6.5

    A  = 9.4
    B  = 6.4

***************************************************************************/

class ebaskb2_state : public hh_tms1k_state
{
public:
	ebaskb2_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void ebaskb2_state::prepare_display()
{
	// R0-R3 are 7segs
	set_display_segmask(0xf, 0x7f);
	display_matrix(7, 10, m_o, m_r);
}

WRITE16_MEMBER(ebaskb2_state::write_r)
{
	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R6-R9: input mux
	m_inp_mux = data >> 6 & 0xf;

	// R0-R9: led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(ebaskb2_state::write_o)
{
	// O0-O6: led state
	// O7: N/C
	m_o = data;
	prepare_display();
}

READ8_MEMBER(ebaskb2_state::read_k)
{
	return read_inputs(4);
}


// config

static INPUT_PORTS_START( ebaskb2 )
	PORT_START("IN.0") // R6
	PORT_CONFNAME( 0x01, 0x01, "Skill Level" )
	PORT_CONFSETTING(    0x01, "Amateur" )
	PORT_CONFSETTING(    0x00, "Professional" )
	PORT_CONFNAME( 0x02, 0x02, "Players" )
	PORT_CONFSETTING(    0x02, "1" ) // Auto
	PORT_CONFSETTING(    0x00, "2" ) // Manual
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_COCKTAIL PORT_NAME("P2 Shoot")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("P1 Pass")

	PORT_START("IN.1") // R7
	PORT_BIT( 0x03, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL PORT_NAME("P2 Pass")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("P1 Shoot")

	PORT_START("IN.2") // R8
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_COCKTAIL PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_COCKTAIL PORT_16WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_COCKTAIL PORT_16WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_COCKTAIL PORT_16WAY

	PORT_START("IN.3") // R9
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_16WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_16WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_16WAY
INPUT_PORTS_END

static MACHINE_CONFIG_START( ebaskb2, ebaskb2_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 360000) // approximation - RC osc. R=33K, C=82pf
	MCFG_TMS1XXX_READ_K_CB(READ8(ebaskb2_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(ebaskb2_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(ebaskb2_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_ebaskb2)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Entex Raise The Devil
  * TMS1100 MP1221 (die label same)
  * 4 7seg LEDs(rightmost one unused), and other LEDs behind bezel, 1-bit sound

  led translation table: led zz from game PCB = MAME y.x:

    0 = -     10 = 4.4   20 = 5.3   30 = 9.5   40 = 9.2
    1 = 3.0   11 = 4.5   21 = 5.4   31 = 8.5   41 = 9.3
    2 = 3.1   12 = -     22 = -     32 = 6.5   42 = 9.0
    3 = 3.2   13 = 5.0   23 = 6.0   33 = 7.4   43 = 9.1
    4 = 3.3   14 = 5.1   24 = 6.1   34 = 7.0
    5 = 3.4   15 = 5.2   25 = 6.2   35 = 7.1
    6 = 4.0   16 = -     26 = 6.3   36 = 8.0
    7 = 4.1   17 = 7.2   27 = 6.4   37 = 8.1
    8 = 4.2   18 = 7.3   28 = 8.4   38 = 8.2
    9 = 4.3   19 = -     29 = 9.4   39 = 8.3

***************************************************************************/

class raisedvl_state : public hh_tms1k_state
{
public:
	raisedvl_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);

	void set_clock();
	DECLARE_INPUT_CHANGED_MEMBER(skill_switch);

protected:
	virtual void machine_reset() override;
};

// handlers

void raisedvl_state::prepare_display()
{
	// R0-R2 are 7segs
	set_display_segmask(7, 0x7f);
	display_matrix(7, 10, m_o, m_r);
}

WRITE16_MEMBER(raisedvl_state::write_r)
{
	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R0,R1: input mux
	m_inp_mux = data & 3;

	// R0-R9: led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(raisedvl_state::write_o)
{
	// O0-O6: led state
	// O7: N/C
	m_o = data & 0x7f;
	prepare_display();
}

READ8_MEMBER(raisedvl_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(2) & 0xf;
}


// config

static INPUT_PORTS_START( raisedvl )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("Shoot")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Left Flipper")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("Right Flipper")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R1 (only bit 0)
	PORT_CONFNAME( 0x31, 0x00, "Skill Level" ) PORT_CHANGED_MEMBER(DEVICE_SELF, raisedvl_state, skill_switch, nullptr)
	PORT_CONFSETTING(    0x00, "1" )
	PORT_CONFSETTING(    0x10, "2" )
	PORT_CONFSETTING(    0x11, "3" )
	PORT_CONFSETTING(    0x21, "4" )
INPUT_PORTS_END

INPUT_CHANGED_MEMBER(raisedvl_state::skill_switch)
{
	set_clock();
}


void raisedvl_state::set_clock()
{
	// MCU clock is from an RC circuit with C=47pf, R=47K by default. Skills
	// 2 and 3 add a 150K resistor in parallel, and skill 4 adds a 100K one.
	// 0:   R=47K  -> ~350kHz
	// 2,3: R=35K8 -> ~425kHz (combined)
	// 4:   R=32K  -> ~465kHz (combined)
	uint8_t inp = m_inp_matrix[1]->read();
	m_maincpu->set_unscaled_clock((inp & 0x20) ? 465000 : ((inp & 0x10) ? 425000 : 350000));
}

void raisedvl_state::machine_reset()
{
	hh_tms1k_state::machine_reset();
	set_clock();
}

static MACHINE_CONFIG_START( raisedvl, raisedvl_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 350000) // see set_clock
	MCFG_TMS1XXX_READ_K_CB(READ8(raisedvl_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(raisedvl_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(raisedvl_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_raisedvl)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Gakken Poker
  * PCB label POKER. gakken
  * TMS1370 MP2105 (die label same)
  * 11-digit cyan VFD display Itron FG1114B, oscillator sound

  known releases:
  - Japan: Poker
  - USA: Electronic Poker, published by Entex

***************************************************************************/

class gpoker_state : public hh_tms1k_state
{
public:
	gpoker_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag),
		m_beeper(*this, "beeper")
	{ }

	required_device<beep_device> m_beeper;

	void prepare_display();
	virtual DECLARE_WRITE16_MEMBER(write_r);
	virtual DECLARE_WRITE16_MEMBER(write_o);
	virtual DECLARE_READ8_MEMBER(read_k);

protected:
	virtual void machine_reset() override;
};

// handlers

void gpoker_state::prepare_display()
{
	set_display_segmask(0x7ff, 0x7f);
	display_matrix(12, 11, m_o | (m_r >> 3 & 0xf00), m_r & 0x7ff);
}

WRITE16_MEMBER(gpoker_state::write_r)
{
	// R15: enable beeper
	m_beeper->set_state(data >> 15 & 1);

	// R0-R6: input mux
	m_inp_mux = data & 0x7f;

	// R0-R10: select digit
	// R11-R14: card symbols
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(gpoker_state::write_o)
{
	// O0-O7: digit segments A-G,H
	m_o = data;
	prepare_display();
}

READ8_MEMBER(gpoker_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(7);
}


// config

/* physical button layout and labels is like this:

    [7]   [8]   [9]   [DL]   | (on/off switch)
    [4]   [5]   [6]   [BT]
    [1]   [2]   [3]   [CA]  [CE]
    [0]         [GO]  [T]   [AC]
*/

static INPUT_PORTS_START( gpoker )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("0")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("6")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("Go")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("7")
	PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("8")
	PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_CODE(KEYCODE_D) PORT_NAME("9/Deal") // DL, shares pad with 9
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_NAME("Clear Entry") // CE

	PORT_START("IN.4") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")
	PORT_BIT( 0x0e, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.5") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("5")
	PORT_BIT( 0x06, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_DEL) PORT_NAME("Clear All") // AC

	PORT_START("IN.6") // R6
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_NAME("Call") // CA
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_T) PORT_NAME("Total") // T
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_B) PORT_NAME("Bet") // BT
INPUT_PORTS_END

void gpoker_state::machine_reset()
{
	hh_tms1k_state::machine_reset();
	m_beeper->set_state(0);
}

static MACHINE_CONFIG_START( gpoker, gpoker_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1370, 350000) // approximation - RC osc. R=47K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(gpoker_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(gpoker_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(gpoker_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_gpoker)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("beeper", BEEP, 2405) // astable multivibrator - C1 and C2 are 0.003uF, R1 and R4 are 1K, R2 and R3 are 100K
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Gakken Jackpot: Gin Rummy & Black Jack
  * PCB label gakken
  * TMS1670 MPF553 (die label same)
  * 11-digit cyan VFD display Itron FG1114B, oscillator sound

  known releases:
  - Japan: Jackpot(?)
  - USA: Electronic Jackpot: Gin Rummy & Black Jack, published by Entex

***************************************************************************/

class gjackpot_state : public gpoker_state
{
public:
	gjackpot_state(const machine_config &mconfig, device_type type, const char *tag)
		: gpoker_state(mconfig, type, tag)
	{ }

	virtual DECLARE_WRITE16_MEMBER(write_r) override;
};

// handlers

WRITE16_MEMBER(gjackpot_state::write_r)
{
	// same as gpoker, only input mux msb is R10 instead of R6
	gpoker_state::write_r(space, offset, data);
	m_inp_mux = (data & 0x3f) | (data >> 4 & 0x40);
}


// config

/* physical button layout and labels is like this:
  (note: on dual-function buttons, upper label=Gin, lower label=Black Jack)

                       BJ --o GIN
                          OFF
    [7]    [8]    [9]    [DL]

    [4]    [5]    [6]    [      [KN
                          DB]    SP]
    [1]    [2]    [3]    [DS]   [DR]
                          BT]    HT]
    [10/1] [T]    [MD    [CH    [AC]
                   GO]    ST]
*/

static INPUT_PORTS_START( gjackpot )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("10/0")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("6")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_H) PORT_NAME("Draw/Hit") // DR/HT
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_D) PORT_NAME("Deal") // DL

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("7")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_K) PORT_NAME("Knock/Split") // KN/SP
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_T) PORT_NAME("Total") // T

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("8")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_B) PORT_NAME("Display/Bet") // DS/BT
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("9")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_M) PORT_NAME("Meld/Go") // MD/GO
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_X) PORT_NAME("Double") // DB

	PORT_START("IN.4") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_NAME("Change/Stand") // CH/ST
	PORT_BIT( 0x0a, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.5") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("5")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_NAME("Clear Entry") // CE
	PORT_BIT( 0x0a, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.6") // R10
	PORT_CONFNAME( 0x06, 0x04, "Game Select" )
	PORT_CONFSETTING(    0x04, "Gin Rummy" )
	PORT_CONFSETTING(    0x02, "Black Jack" )
	PORT_BIT( 0x09, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END

static MACHINE_CONFIG_START( gjackpot, gjackpot_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1670, 450000) // approximation - RC osc. R=47K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(gpoker_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(gjackpot_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(gpoker_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_gjackpot)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("beeper", BEEP, 2405) // see gpoker
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Gakken Galaxy Invader 1000
  * TMS1370 MP2139 (die label 1170 MP2139)
  * cyan/red VFD display Futaba DM-25Z 2D, 1-bit sound

  known releases:
  - World: Galaxy Invader 1000
  - Japan: Invader 1000
  - USA(1): Galaxy Invader 1000, published by CGL
  - USA(2): Cosmic 1000 Fire Away, published by Tandy

***************************************************************************/

class ginv1000_state : public hh_tms1k_state
{
public:
	ginv1000_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	virtual DECLARE_WRITE16_MEMBER(write_r);
	virtual DECLARE_WRITE16_MEMBER(write_o);
	virtual DECLARE_READ8_MEMBER(read_k);
};

// handlers

void ginv1000_state::prepare_display()
{
	uint16_t grid = BITSWAP16(m_grid,15,14,13,12,11,10,0,1,2,3,4,5,6,9,8,7);
	uint16_t plate = BITSWAP16(m_plate,15,14,13,12,3,4,7,8,9,10,11,2,6,5,1,0);
	display_matrix(12, 10, plate, grid);
}

WRITE16_MEMBER(ginv1000_state::write_r)
{
	// R0: speaker out
	m_speaker->level_w(data & 1);

	// R8,R15: input mux
	m_inp_mux = (data >> 8 & 1) | (data >> 14 & 2);
	
	// R1-R10: VFD matrix grid
	// R11-R14: VFD matrix plate
	m_grid = data >> 1 & 0x3ff;
	m_plate = (m_plate & 0xff) | (data >> 3 & 0xf00);
	prepare_display();
}

WRITE16_MEMBER(ginv1000_state::write_o)
{
	// O0-O7: VFD matrix plate
	m_plate = (m_plate & ~0xff) | data;
	prepare_display();
}

READ8_MEMBER(ginv1000_state::read_k)
{
	// K: multiplexed inputs (K8 is fire button)
	return m_inp_matrix[2]->read() | read_inputs(2);
}


// config

static INPUT_PORTS_START( ginv1000 )
	PORT_START("IN.0") // R8
	PORT_CONFNAME( 0x03, 0x00, DEF_STR( Difficulty ) )
	PORT_CONFSETTING(    0x01, "1" )
	PORT_CONFSETTING(    0x00, "2" )
	PORT_CONFSETTING(    0x02, "3" )
	PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R15
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT )
	PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.2") // K8
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 )
INPUT_PORTS_END

static MACHINE_CONFIG_START( ginv1000, ginv1000_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1370, 325000) // approximation
	MCFG_TMS1XXX_READ_K_CB(READ8(ginv1000_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(ginv1000_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(ginv1000_state, write_o))

	/* video hardware */
	MCFG_SCREEN_SVG_ADD("screen", "svg")
	MCFG_SCREEN_REFRESH_RATE(50)
	MCFG_SCREEN_SIZE(226, 1080)
	MCFG_SCREEN_VISIBLE_AREA(0, 226-1, 0, 1080-1)
	MCFG_DEFAULT_LAYOUT(layout_svg)
	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Gakken FX-Micom R-165
  * TMS1100 MCU, label MP1312 (die label MP1312A)
  * 1 7seg led, 6 other leds, 1-bit sound

  This is a simple educational home computer. Refer to the extensive manual
  for more information. It was distributed later in the USA by Tandy Radio Shack,
  under their Science Fair series. Another 25 years later, Gakken re-released
  the R-165 as GMC-4, obviously on modern hardware, but fully compatible.

  known releases:
  - Japan: FX-Micom R-165
  - USA: Science Fair Microcomputer Trainer, published by Tandy Radio Shack.
    Of note is the complete redesign of the case, adding more adjustable wiring

***************************************************************************/

class fxmcr165_state : public hh_tms1k_state
{
public:
	fxmcr165_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void fxmcr165_state::prepare_display()
{
	// 7seg digit from O0-O6
	m_display_segmask[0] = 0x7f;
	m_display_state[0] = BITSWAP8(m_o,7,2,6,5,4,3,1,0) & 0x7f;

	// leds from R4-R10
	m_display_state[1] = m_r >> 4 & 0x7f;
	set_display_size(7, 2);
	display_update();
}

WRITE16_MEMBER(fxmcr165_state::write_r)
{
	// R0-R3: input mux low
	m_inp_mux = (m_inp_mux & 0x10) | (data & 0xf);

	// R7: speaker out
	m_speaker->level_w(data >> 7 & 1);

	// R4-R10: led data (direct)
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(fxmcr165_state::write_o)
{
	// O7: input mux high
	m_inp_mux = (m_inp_mux & 0xf) | (data >> 3 & 0x10);

	// O0-O6: digit segments (direct)
	m_o = data;
	prepare_display();
}

READ8_MEMBER(fxmcr165_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(5);
}


// config

/* physical button layout and labels is like this:

    [C]   [D]   [E]   [F]   [ADR SET]
    [8]   [9]   [A]   [B]   [INCR]
    [4]   [5]   [6]   [7]   [RUN]
    [0]   [1]   [2]   [3]   [RESET]
*/

static INPUT_PORTS_START( fxmcr165 )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("0")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("8")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_NAME("C")

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("5")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("9")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_D) PORT_NAME("D")

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("6")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_A) PORT_NAME("A")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_E) PORT_NAME("E")

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("7")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_B) PORT_NAME("B")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_F) PORT_NAME("F")

	PORT_START("IN.4") // O7
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_NAME("Reset")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("Run")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_EQUALS) PORT_CODE(KEYCODE_PLUS_PAD) PORT_NAME("Increment")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_MINUS) PORT_CODE(KEYCODE_MINUS_PAD) PORT_NAME("Address Set")
INPUT_PORTS_END

static MACHINE_CONFIG_START( fxmcr165, fxmcr165_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, XTAL_400kHz)
	MCFG_TMS1XXX_READ_K_CB(READ8(fxmcr165_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(fxmcr165_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(fxmcr165_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_fxmcr165)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Ideal Electronic Detective
  * TMS0980NLL MP6100A (die label 0980B-00)
  * 10-digit 7seg LED display, 2-level sound

  hardware (and concept) is very similar to Parker Brothers Stop Thief

  This is an electronic board game. It requires game cards with suspect info,
  and good old pen and paper to record game progress. To start the game, enter
  difficulty(1-3), then number of players(1-4), then [ENTER]. Refer to the
  manual for more information.

***************************************************************************/

class elecdet_state : public hh_tms1k_state
{
public:
	elecdet_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(elecdet_state::write_r)
{
	// R7,R8: speaker out
	m_speaker->level_w((m_o & 0x80) ? (data >> 7 & 3) : 0);

	// R0-R6: select digit
	set_display_segmask(0x7f, 0x7f);
	display_matrix(7, 7, BITSWAP8(m_o,7,5,2,1,4,0,6,3), data);
}

WRITE16_MEMBER(elecdet_state::write_o)
{
	// O0,O1,O4,O6: input mux
	m_inp_mux = (data & 3) | (data >> 2 & 4) | (data >> 3 & 8);

	// O0-O6: digit segments A-G
	// O7: speaker on -> write_r
	m_o = data;
}

READ8_MEMBER(elecdet_state::read_k)
{
	// K: multiplexed inputs (note: the Vss row is always on)
	return m_inp_matrix[4]->read() | read_inputs(4);
}


// config

/* physical button layout and labels is like this:

    [1]   [2]   [3]   [SUSPECT]
    [4]   [5]   [6]   [PRIVATE QUESTION]
    [7]   [8]   [9]   [I ACCUSE]
                [0]   [ENTER]
    [ON]  [OFF]       [END TURN]
*/

static INPUT_PORTS_START( elecdet )
	PORT_START("IN.0") // O0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("6")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_Q) PORT_NAME("Private Question")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("5")

	PORT_START("IN.1") // O1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("0")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("Enter")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.2") // O4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("7")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("9")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_A) PORT_NAME("I Accuse")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("8")

	PORT_START("IN.3") // O6
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_S) PORT_NAME("Suspect")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")

	// note: even though power buttons are on the matrix, they are not CPU-controlled
	PORT_START("IN.4") // Vss!
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_PGUP) PORT_NAME("On") PORT_CHANGED_MEMBER(DEVICE_SELF, hh_tms1k_state, power_button, (void *)true)
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_E) PORT_NAME("End Turn")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_PGDN) PORT_NAME("Off") PORT_CHANGED_MEMBER(DEVICE_SELF, hh_tms1k_state, power_button, (void *)false)
INPUT_PORTS_END

static const int16_t elecdet_speaker_levels[4] = { 0, 0x3fff, 0x3fff, 0x7fff };

static MACHINE_CONFIG_START( elecdet, elecdet_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS0980, 425000) // approximation
	MCFG_TMS1XXX_READ_K_CB(READ8(elecdet_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(elecdet_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(elecdet_state, write_o))
	MCFG_TMS1XXX_POWER_OFF_CB(WRITELINE(hh_tms1k_state, auto_power_off))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_elecdet)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SPEAKER_LEVELS(4, elecdet_speaker_levels)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Kenner Star Wars - Electronic Battle Command
  * TMS1100 MCU, label MP3438A
  * 4x4 LED grid display + 2 separate LEDs and 2-digit 7segs, 1-bit sound

  This is a small tabletop space-dogfighting game. To start the game,
  press BASIC/INTER/ADV and enter P#(number of players), then
  START TURN. Refer to the official manual for more information.

***************************************************************************/

class starwbc_state : public hh_tms1k_state
{
public:
	starwbc_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void starwbc_state::prepare_display()
{
	// R6,R8 are 7segs
	set_display_segmask(0x140, 0x7f);
	display_matrix(8, 10, m_o, m_r);
}

WRITE16_MEMBER(starwbc_state::write_r)
{
	// R0,R1,R3,R5,R7: input mux
	m_inp_mux = (data & 3) | (data >> 1 & 4) | (data >> 2 & 8) | (data >> 3 & 0x10);

	// R9: speaker out
	m_speaker->level_w(data >> 9 & 1);

	// R0,R2,R4,R6,R8: led select
	m_r = data & 0x155;
	prepare_display();
}

WRITE16_MEMBER(starwbc_state::write_o)
{
	// O0-O7: led state
	m_o = (data << 4 & 0xf0) | (data >> 4 & 0x0f);
	prepare_display();
}

READ8_MEMBER(starwbc_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(5);
}


// config

/* physical button layout and labels is like this:

    (reconnnaissance=yellow)        (tactical reaction=green)
    [MAGNA] [ENEMY]                 [EM]       [BS]   [SCR]

    [BASIC] [INTER]    [START TURN] [END TURN] [MOVE] [FIRE]
    [ADV]   [P#]       [<]          [^]        [>]    [v]
    (game=blue)        (maneuvers=red)
*/

static INPUT_PORTS_START( starwbc )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_NAME("Basic Game")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_NAME("Intermediate Game")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_NAME("Advanced Game")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_N) PORT_NAME("Player Number")

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ENTER) PORT_NAME("Start Turn")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_CODE(KEYCODE_DEL) PORT_NAME("End Turn")

	PORT_START("IN.2") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_Q) PORT_NAME("Magna Scan") // only used in adv. game
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_W) PORT_NAME("Enemy Scan") // only used in adv. game
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_S) PORT_NAME("Screen Up")

	PORT_START("IN.3") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_E) PORT_NAME("Evasive Maneuvers")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_M) PORT_NAME("Move")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_F) PORT_NAME("Fire")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_B) PORT_NAME("Battle Stations")

	PORT_START("IN.4") // R7
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_LEFT) PORT_NAME("Left")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_UP) PORT_NAME("Up")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_DOWN) PORT_NAME("Down")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_RIGHT) PORT_NAME("Right")
INPUT_PORTS_END

static MACHINE_CONFIG_START( starwbc, starwbc_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 325000) // approximation - RC osc. R=51K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(starwbc_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(starwbc_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(starwbc_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_starwbc)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Kosmos Astro
  * TMS1470NLHL MP1133 (die label TMS1400 MP1133)
  * 9digit 7seg VFD display + 8 LEDs(4 green, 4 yellow), no sound

  This is an astrological calculator, and also supports 4-function
  calculations. Refer to the official manual on how to use this device.

***************************************************************************/

class astro_state : public hh_tms1k_state
{
public:
	astro_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void astro_state::prepare_display()
{
	set_display_segmask(0x3ff, 0xff);
	display_matrix(8, 10, m_o, m_r);
}

WRITE16_MEMBER(astro_state::write_r)
{
	// R0-R7: input mux
	m_inp_mux = data & 0xff;

	// R0-R9: led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(astro_state::write_o)
{
	// O0-O7: led state
	m_o = data;
	prepare_display();
}

READ8_MEMBER(astro_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(8);
}


// config

static INPUT_PORTS_START( astro )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("0")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("5")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_SLASH_PAD) PORT_NAME(UTF8_DIVIDE"/Sun")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("6")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ASTERISK) PORT_NAME(UTF8_MULTIPLY"/Mercury")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("7")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_MINUS_PAD) PORT_NAME("-/Venus")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("8")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_PLUS_PAD) PORT_NAME("+/Mars")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.4") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("9")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("=/Astro")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.5") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_Z) PORT_NAME("B1")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_X) PORT_NAME("B2")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_STOP) PORT_CODE(KEYCODE_DEL_PAD) PORT_NAME(".")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.6") // R6
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_DEL) PORT_NAME("C")
	PORT_BIT( 0x0e, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.7") // R7
	PORT_BIT( 0x07, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_CONFNAME( 0x08, 0x08, "Mode" )
	PORT_CONFSETTING(    0x00, "Calculator" )
	PORT_CONFSETTING(    0x08, "Astro" )
INPUT_PORTS_END

static MACHINE_CONFIG_START( astro, astro_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1470, 450000) // approximation - RC osc. R=4.7K, C=33pf
	MCFG_TMS1XXX_READ_K_CB(READ8(astro_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(astro_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(astro_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_astro)

	/* no sound! */
MACHINE_CONFIG_END





/***************************************************************************

  Marx Series 300 Electronic Bowling Game
  * TMS1100NLL MP3403 DBS 7836 SINGAPORE (no decap)
  * 4*SN75492 quad segment driver, 2*SN74259 8-line demultiplexer,
    2*CD4043 quad r/s input latch
  * 5 7seg LEDs, 15 lamps(10 lamps projected to bowling pins reflection),
    1bit-sound with crude volume control
  * edge connector to sensors(switches trigger when ball rolls over)
    and other inputs

  lamp translation table: SN74259.u5(mux 1) goes to MAME output 5.x,
  SN74259.u6(mux 2) goes to MAME output 6.*. u1-u3 are SN75492 ICs,
  where other: u1 A2 is N/C, u3 A1 is from O2 and goes to digits seg C.

    u5 Q0 -> u1 A4 -> L2 (pin #2)       u6 Q0 -> u3 A4 -> L1 (pin #1)
    u5 Q1 -> u1 A5 -> L4 (pin #4)       u6 Q1 -> u3 A5 -> L5 (pin #5)
    u5 Q2 -> u1 A6 -> L7 (pin #7)       u6 Q2 -> u2 A3 -> L11 (player 1)
    u5 Q3 -> u1 A1 -> L8 (pin #8)       u6 Q3 -> u2 A2 -> L12 (player 2)
    u5 Q4 -> u3 A2 -> L3 (pin #3)       u6 Q4 -> u2 A1 -> L15 (?)
    u5 Q5 -> u2 A6 -> L6 (pin #6)       u6 Q5 -> u3 A6 -> L14 (?)
    u5 Q6 -> u2 A5 -> L10 (pin #10)     u6 Q6 -> u1 A3 -> L13 (spare)
    u5 Q7 -> u2 A4 -> L9 (pin #9)       u6 Q7 -> u3 A3 -> digit 4 B+C

***************************************************************************/

class elecbowl_state : public hh_tms1k_state
{
public:
	elecbowl_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void elecbowl_state::prepare_display()
{
	// standard 7segs
	for (int y = 0; y < 4; y++)
	{
		m_display_segmask[y] = 0x7f;
		m_display_state[y] = (m_r >> (y + 4) & 1) ? m_o : 0;
	}

	// lamp muxes
	uint8_t mask = 1 << (m_o & 7);
	uint8_t d = (m_r & 2) ? mask : 0;
	if (~m_r & 1)
		m_display_state[5] = (m_display_state[5] & ~mask) | d;
	if (~m_r & 4)
		m_display_state[6] = (m_display_state[6] & ~mask) | d;

	// digit 4 is from mux2 Q7
	m_display_segmask[4] = 6;
	m_display_state[4] = (m_display_state[6] & 0x80) ? 6 : 0;

	set_display_size(8, 7);
	display_update();
}

WRITE16_MEMBER(elecbowl_state::write_r)
{
	// R5-R7,R10: input mux
	m_inp_mux = (data >> 5 & 7) | (data >> 7 & 8);

	// R9: speaker out
	// R3,R8: speaker volume..
	m_speaker->level_w(data >> 9 & 1);

	// R4-R7: select digit
	// R0,R2: lamp mux1,2 _enable
	// R1: lamp muxes state
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(elecbowl_state::write_o)
{
	//if (data & 0x80) printf("%X ",data&0x7f);

	// O0-O2: lamp muxes select
	// O0-O6: digit segments A-G
	// O7: N/C
	m_o = data & 0x7f;
	prepare_display();
}

READ8_MEMBER(elecbowl_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(4);
}


// config

static INPUT_PORTS_START( elecbowl )
	PORT_START("IN.0") // R5
	PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_1)
	PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_2)
	PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_3)
	PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_4)

	PORT_START("IN.1") // R6
	PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_Q)
	PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_W)
	PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_E) // reset/test?
	PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_R) // reset/test?

	PORT_START("IN.2") // R7
	PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_A)
	PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_S)
	PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_D)
	PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_F)

	PORT_START("IN.3") // R10
	PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_Z)
	PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_X)
	PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_C)
	PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_V) // 2 players sw?
INPUT_PORTS_END

// output PLA is not decapped
static const uint16_t elecbowl_output_pla[0x20] =
{
	lA+lB+lC+lD+lE+lF,      // 0
	lB+lC,                  // 1
	lA+lB+lG+lE+lD,         // 2
	lA+lB+lG+lC+lD,         // 3
	lF+lB+lG+lC,            // 4
	lA+lF+lG+lC+lD,         // 5
	lA+lF+lG+lC+lD+lE,      // 6
	lA+lB+lC,               // 7
	lA+lB+lC+lD+lE+lF+lG,   // 8
	lA+lB+lG+lF+lC+lD,      // 9

	0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
	0,1,2,3,4,5,6,7,        // lamp muxes select
	0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f
};

static MACHINE_CONFIG_START( elecbowl, elecbowl_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 350000) // approximation - RC osc. R=33K, C=100pf
	MCFG_TMS1XXX_OUTPUT_PLA(elecbowl_output_pla)
	MCFG_TMS1XXX_READ_K_CB(READ8(elecbowl_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(elecbowl_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(elecbowl_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_elecbowl)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Mattel Dungeons & Dragons - Computer Labyrinth Game
  * TMS1100 M34012-N2LL (die label M34012)
  * 72 buttons, no LEDs, 1-bit sound

  This is an electronic board game. It requires markers and wall pieces to play.
  Refer to the official manual for more information.

***************************************************************************/

class mdndclab_state : public hh_tms1k_state
{
public:
	mdndclab_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(mdndclab_state::write_r)
{
	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R0-R9: input mux part
	m_inp_mux = (m_inp_mux & 0xff) | (data << 8 & 0x3ff00);
}

WRITE16_MEMBER(mdndclab_state::write_o)
{
	// O0-O7: input mux part
	m_inp_mux = (m_inp_mux & ~0xff) | data;
}

READ8_MEMBER(mdndclab_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(18);
}


// config

static INPUT_PORTS_START( mdndclab )
	PORT_START("IN.0") // O0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.1") // O1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.2") // O2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.3") // O3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.4") // O4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.5") // O5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.6") // O6
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.7") // O7
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.8") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("Wall / Door")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("Illegal Move / Warrior Moves")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("Warrior 1 / Winner")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("Warrior 2 / Treasure")

	PORT_START("IN.9") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.10") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.11") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.12") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.13") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.14") // R6
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.15") // R7
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.16") // R8
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("Board Sensor")

	PORT_START("IN.17") // R9
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_NAME("Switch Key")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("Next Turn / Level 1/2")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("Dragon Flying / Defeat Tune")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("Dragon Attacks / Dragon Wakes")
INPUT_PORTS_END

static MACHINE_CONFIG_START( mdndclab, mdndclab_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 475000) // approximation - RC osc. R=27K, C=100pf
	MCFG_TMS1XXX_READ_K_CB(READ8(mdndclab_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(mdndclab_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(mdndclab_state, write_o))

	/* no visual feedback! */
	MCFG_DEFAULT_LAYOUT(layout_mdndclab) // playing board

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Milton Bradley Comp IV
  * TMC0904NL CP0904A (die label 4A0970D-04A)
  * 10 LEDs behind bezel, no sound

  This is small tabletop Mastermind game; a code-breaking game where the player
  needs to find out the correct sequence of colours (numbers in our case).
  Press the R key to start, followed by a set of unique numbers and E.
  Refer to the official manual for more information.

  known releases:
  - USA: Comp IV (two versions, different case)
  - Europe: Logic 5
  - Japan: Pythaligoras

***************************************************************************/

class comp4_state : public hh_tms1k_state
{
public:
	comp4_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(comp4_state::write_r)
{
	// leds:
	// R4    R9
	// R10!  R8
	// R2    R7
	// R1    R6
	// R0    R5
	m_r = data;
	display_matrix(11, 1, m_r, m_o);
}

WRITE16_MEMBER(comp4_state::write_o)
{
	// O1-O3: input mux
	m_inp_mux = data >> 1 & 7;

	// O0: leds common
	// other bits: N/C
	m_o = data;
	display_matrix(11, 1, m_r, m_o);
}

READ8_MEMBER(comp4_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(3);
}


// config

static INPUT_PORTS_START( comp4 )
	PORT_START("IN.0") // O1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_R) PORT_CODE(KEYCODE_DEL) PORT_CODE(KEYCODE_DEL_PAD) PORT_NAME("R")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("7")

	PORT_START("IN.1") // O2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("0")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("5")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("8")

	PORT_START("IN.2") // O3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_E) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("E")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("6")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("9")
INPUT_PORTS_END

static MACHINE_CONFIG_START( comp4, comp4_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS0970, 250000) // approximation
	MCFG_TMS1XXX_READ_K_CB(READ8(comp4_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(comp4_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(comp4_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_comp4)

	/* no sound! */
MACHINE_CONFIG_END





/***************************************************************************

  Milton Bradley Electronic Battleship (1977 version, model 4750A)
  * PCB label 4750A
  * TMS1000NL MP3201 (die label 1000C, MP3201)
  * LM324N, MC14016CP/TP4016AN, NE555P, discrete sound
  * 4 sliding buttons, light bulb

  This is a 2-player electronic board game. It still needs game pieces like the
  original Battleship board game.

  It went through at least 5 hardware revisions (not counting Talking Battleship):
  1977: model 4750A, TMS1000 discrete sound, see notes above
  1977: model 4750B, TMS1000 SN76477 sound, see notes at bshipb (driver below this)
  1979: model 4750C: cost-reduced single-chip design, lesser quality game board.
        The chip is assumed to be custom, no MCU: 28-pin DIP, label 4750, SCUS 0462
  1982: similar custom single-chip hardware, chip label MB4750 SCUS 0562
  1982: back to MCU, COP420 instead of choosing TI, emulated in hh_cop400.cpp

***************************************************************************/

class bship_state : public hh_tms1k_state
{
public:
	bship_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(bship_state::write_r)
{
	// R0-R10: input mux
	m_inp_mux = data;
}

WRITE16_MEMBER(bship_state::write_o)
{
	// O4: explosion light bulb
	display_matrix(1, 1, data >> 4 & 1, 1);

	// other: sound
}

READ8_MEMBER(bship_state::read_k)
{
	// K: multiplexed inputs (note: the Vss row is always on)
	return m_inp_matrix[11]->read() | read_inputs(11);
}


// config

static INPUT_PORTS_START( bship )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("P1 1")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_A) PORT_NAME("P1 A")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 1")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 A")

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("P1 2")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_B) PORT_NAME("P1 B")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 2")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 B")

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("P1 3")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_NAME("P1 C")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 3")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 C")

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("P1 4")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_D) PORT_NAME("P1 D")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 4")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 D")

	PORT_START("IN.4") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("P1 5")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_E) PORT_NAME("P1 E")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 5")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 E")

	PORT_START("IN.5") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("P1 6")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_F) PORT_NAME("P1 F")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 6")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 F")

	PORT_START("IN.6") // R6
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("P1 7")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_G) PORT_NAME("P1 G")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 7")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 G")

	PORT_START("IN.7") // R7
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("P1 8")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_H) PORT_NAME("P1 H")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 8")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 H")

	PORT_START("IN.8") // R8
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("P1 9")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_I) PORT_NAME("P1 I")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 9")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 I")

	PORT_START("IN.9") // R9
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("P1 10")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_J) PORT_NAME("P1 J")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 10")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 J")

	PORT_START("IN.10") // R10
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("P1 Fire")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 Fire")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_TOGGLE PORT_CODE(KEYCODE_F1) PORT_NAME("Load/Go") // switch

	PORT_START("IN.11") // Vss!
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_DEL) PORT_NAME("P1 Clear Memory") // CM
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_NAME("P1 Clear Last Entry") // CLE
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 Clear Memory")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_NAME("P2 Clear Last Entry")
INPUT_PORTS_END

static MACHINE_CONFIG_START( bship, bship_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 200000) // approximation - RC osc. R=100K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(bship_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(bship_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(bship_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_bship)

	/* sound hardware */
	// TODO
MACHINE_CONFIG_END





/***************************************************************************

  Milton Bradley Electronic Battleship (1977 version, model 4750B)
  * PCB label MB 4750B
  * TMS1000NLL MP3208 (die label 1000C, MP3208)
  * SN75494N (acting as inverters), SN76477 sound
  * 4 sliding buttons, light bulb

  This is the 2nd version. The sound hardware was changed to a SN76477.

***************************************************************************/

class bshipb_state : public hh_tms1k_state
{
public:
	bshipb_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag),
		m_sn(*this, "sn76477")
	{ }

	required_device<sn76477_device> m_sn;

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(bshipb_state::write_r)
{
	// R0-R10: input mux
	m_inp_mux = data;

	// R4: 75494 to R12 33K to SN76477 pin 20
	m_sn->slf_res_w((data & 0x10) ? RES_INF : RES_K(33));
}

WRITE16_MEMBER(bshipb_state::write_o)
{
	//printf("%X ", m_maincpu->debug_peek_o_index() & 0xf);

	// O0: SN76477 pin 9
	m_sn->enable_w(data & 1);

	// O1: 75494 to R4 100K to SN76477 pin 18
	// O2: 75494 to R3 150K to SN76477 pin 18
	double o12 = RES_INF;
	switch (~data >> 1 & 3)
	{
		case 0: o12 = RES_INF; break;
		case 1: o12 = RES_K(100); break;
		case 2: o12 = RES_K(150); break;
		case 3: o12 = RES_2_PARALLEL(RES_K(100), RES_K(150)); break;
	}
	m_sn->vco_res_w(o12);

	// O2,O6: (TODO) to SN76477 pin 21
	//m_sn->slf_cap_w(x);

	// O4: SN76477 pin 22
	m_sn->vco_w(data >> 4 & 1);

	// O5: R11 27K to SN76477 pin 23
	m_sn->one_shot_cap_w((data & 0x20) ? RES_K(27) : RES_INF);

	// O6: SN76477 pin 25
	m_sn->mixer_b_w(data >> 6 & 1);

	// O7: 75494 to light bulb
	display_matrix(1, 1, data >> 7 & 1, 1);
}

READ8_MEMBER(bshipb_state::read_k)
{
	// K: multiplexed inputs (note: the Vss row is always on)
	return m_inp_matrix[11]->read() | read_inputs(11);
}


// config

// buttons are same as bship set

static MACHINE_CONFIG_START( bshipb, bshipb_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 200000) // approximation - RC osc. R=100K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(bshipb_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(bshipb_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(bshipb_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_bship)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("sn76477", SN76477, 0)
	MCFG_SN76477_NOISE_PARAMS(RES_K(47), RES_K(100), CAP_P(47)) // R18, R17, C8
	MCFG_SN76477_DECAY_RES(RES_M(3.3))                          // R16
	MCFG_SN76477_ATTACK_PARAMS(CAP_U(0.47), RES_K(15))          // C7, R20
	MCFG_SN76477_AMP_RES(RES_K(100))                            // R19
	MCFG_SN76477_FEEDBACK_RES(RES_K(39))                        // R7
	MCFG_SN76477_VCO_PARAMS(5.0 * RES_VOLTAGE_DIVIDER(RES_K(47), RES_K(33)), CAP_U(0.01), RES_K(270)) // R15/R14, C5, switchable R5/R3/R4
	MCFG_SN76477_PITCH_VOLTAGE(5.0)
	MCFG_SN76477_SLF_PARAMS(CAP_U(22), RES_K(750))  // switchable C4, switchable R13/R12
	MCFG_SN76477_ONESHOT_PARAMS(0, RES_INF)         // NC, switchable R11
	MCFG_SN76477_VCO_MODE(0)                        // switchable
	MCFG_SN76477_MIXER_PARAMS(0, 0, 0)              // switchable, GND, GND
	MCFG_SN76477_ENVELOPE_PARAMS(1, 0)              // Vreg, GND
	MCFG_SN76477_ENABLE(0)                          // switchable
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.35)
MACHINE_CONFIG_END





/***************************************************************************

  Milton Bradley Simon, created by Ralph Baer

  Revision A hardware:
  * TMS1000 (die label MP3226)
  * DS75494 Hex digit LED driver, 4 big lamps, 1-bit sound

  Newer revisions (also Pocket Simon) have a smaller 16-pin MB4850 chip
  instead of the TMS1000. This one has been decapped too, but we couldn't
  find an internal ROM. It is possibly a cost-reduced custom ASIC specifically
  for Simon. The semi-sequel Super Simon uses a TMS1100 (see next minidriver).

***************************************************************************/

class simon_state : public hh_tms1k_state
{
public:
	simon_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(simon_state::write_r)
{
	// R4-R8 go through an 75494 IC first:
	// R4 -> 75494 IN6 -> green lamp
	// R5 -> 75494 IN3 -> red lamp
	// R6 -> 75494 IN5 -> yellow lamp
	// R7 -> 75494 IN2 -> blue lamp
	display_matrix(4, 1, data >> 4, 1);

	// R8 -> 75494 IN0 -> speaker out
	m_speaker->level_w(data >> 8 & 1);

	// R0-R2,R9: input mux
	// R3: GND
	// other bits: N/C
	m_inp_mux = (data & 7) | (data >> 6 & 8);
}

READ8_MEMBER(simon_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(4);
}


// config

static INPUT_PORTS_START( simon )
	PORT_START("IN.0") // R0
	PORT_CONFNAME( 0x07, 0x02, "Game Select")
	PORT_CONFSETTING(    0x02, "1" )
	PORT_CONFSETTING(    0x01, "2" )
	PORT_CONFSETTING(    0x04, "3" )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Green Button")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("Red Button")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("Yellow Button")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_NAME("Blue Button")

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_START )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_NAME("Last")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON6 ) PORT_NAME("Longest")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.3") // R9
	PORT_CONFNAME( 0x0f, 0x02, "Skill Level")
	PORT_CONFSETTING(    0x02, "1" )
	PORT_CONFSETTING(    0x04, "2" )
	PORT_CONFSETTING(    0x08, "3" )
	PORT_CONFSETTING(    0x01, "4" )
INPUT_PORTS_END

static MACHINE_CONFIG_START( simon, simon_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 350000) // approximation - RC osc. R=33K, C=100pf
	MCFG_TMS1XXX_READ_K_CB(READ8(simon_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(simon_state, write_r))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_simon)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Milton Bradley Super Simon
  * TMS1100 MP3476NLL (die label MP3476)
  * 8 big lamps(2 turn on at same time), 1-bit sound

  The semi-squel to Simon, not as popular. It includes more game variations
  and a 2-player head-to-head mode.

***************************************************************************/

class ssimon_state : public hh_tms1k_state
{
public:
	ssimon_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_READ8_MEMBER(read_k);

	void set_clock();
	DECLARE_INPUT_CHANGED_MEMBER(speed_switch);

protected:
	virtual void machine_reset() override;
};

// handlers

WRITE16_MEMBER(ssimon_state::write_r)
{
	// R0-R3,R9,R10: input mux
	m_inp_mux = (data & 0xf) | (data >> 5 & 0x30);

	// R4: yellow lamps
	// R5: green lamps
	// R6: blue lamps
	// R7: red lamps
	display_matrix(4, 1, data >> 4, 1);

	// R8: speaker out
	m_speaker->level_w(data >> 8 & 1);
}

READ8_MEMBER(ssimon_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(6);
}


// config

static INPUT_PORTS_START( ssimon )
	PORT_START("IN.0") // R0
	PORT_CONFNAME( 0x0f, 0x01, "Game Select")
	PORT_CONFSETTING(    0x01, "1" )
	PORT_CONFSETTING(    0x02, "2" )
	PORT_CONFSETTING(    0x04, "3" )
	PORT_CONFSETTING(    0x08, "4" )
	PORT_CONFSETTING(    0x00, "5" )

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_PLAYER(2) PORT_NAME("P2 Yellow Button")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(2) PORT_NAME("P2 Green Button")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_NAME("P2 Blue Button")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_NAME("P2 Red Button")

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_START )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_NAME("Last")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON6 ) PORT_NAME("Longest")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON7 ) PORT_NAME("Decision")

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_NAME("P1 Yellow Button")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("P1 Green Button")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("P1 Blue Button")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("P1 Red Button")

	PORT_START("IN.4") // R9
	PORT_CONFNAME( 0x0f, 0x02, "Skill Level")
	PORT_CONFSETTING(    0x00, "Head-to-Head" ) // this sets R10 K2, see below
	PORT_CONFSETTING(    0x02, "1" )
	PORT_CONFSETTING(    0x04, "2" )
	PORT_CONFSETTING(    0x08, "3" )
	PORT_CONFSETTING(    0x01, "4" )

	PORT_START("IN.5") // R10
	PORT_BIT( 0x02, 0x02, IPT_SPECIAL ) PORT_CONDITION("IN.4", 0x0f, EQUALS, 0x00)
	PORT_BIT( 0x0d, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.6") // fake
	PORT_CONFNAME( 0x03, 0x01, "Speed" ) PORT_CHANGED_MEMBER(DEVICE_SELF, ssimon_state, speed_switch, nullptr)
	PORT_CONFSETTING(    0x00, "Simple" )
	PORT_CONFSETTING(    0x01, "Normal" )
	PORT_CONFSETTING(    0x02, "Super" )
INPUT_PORTS_END

INPUT_CHANGED_MEMBER(ssimon_state::speed_switch)
{
	set_clock();
}


void ssimon_state::set_clock()
{
	// MCU clock is from an RC circuit with C=100pf, R=x depending on speed switch:
	// 0 Simple: R=51K -> ~200kHz
	// 1 Normal: R=37K -> ~275kHz
	// 2 Super:  R=22K -> ~400kHz
	uint8_t inp = m_inp_matrix[6]->read();
	m_maincpu->set_unscaled_clock((inp & 2) ? 400000 : ((inp & 1) ? 275000 : 200000));
}

void ssimon_state::machine_reset()
{
	hh_tms1k_state::machine_reset();
	set_clock();
}

static MACHINE_CONFIG_START( ssimon, ssimon_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 275000) // see set_clock
	MCFG_TMS1XXX_READ_K_CB(READ8(ssimon_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(ssimon_state, write_r))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_ssimon)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Milton Bradley Big Trak
  * TMS1000NLL MP3301A or MP3301ANLL E (rev. E!) (die label 1000E MP3301)
  * SN75494N Hex digit LED driver, 1 lamp, 3-level sound
  * gearbox with magnetic clutch, 1 IR led+sensor, 2 motors(middle wheels)
  * 24-button keypad, ext in/out ports

  Big Trak is a programmable toy car, up to 16 steps. Supported commands include
  driving and turning, firing a photon cannon(hey, have some imagination!),
  and I/O ports. The output port was used for powering the dump truck accessory.

  The In command was canceled midst production, it is basically a nop. Newer
  releases and the European version removed the button completely.

***************************************************************************/

class bigtrak_state : public hh_tms1k_state
{
public:
	bigtrak_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);

	int m_gearbox_pos;
	bool sensor_state() { return m_gearbox_pos < 0 && m_display_decay[0][0] != 0; }
	TIMER_DEVICE_CALLBACK_MEMBER(gearbox_sim_tick);

protected:
	virtual void machine_start() override;
};

// handlers

TIMER_DEVICE_CALLBACK_MEMBER(bigtrak_state::gearbox_sim_tick)
{
	// the last gear in the gearbox has 12 evenly spaced holes, it is located
	// between an IR emitter and receiver
	static const int speed = 17;
	if (m_gearbox_pos >= speed)
		m_gearbox_pos = -speed;

	if (m_o & 0x1e)
		m_gearbox_pos++;
}

WRITE16_MEMBER(bigtrak_state::write_r)
{
	// R0-R5,R8: input mux (keypad, ext in enable)
	m_inp_mux = (data & 0x3f) | (data >> 2 & 0x40);

	// R6: N/C
	// R7: IR led on
	// R9: lamp on
	display_matrix(2, 1, (data >> 7 & 1) | (data >> 8 & 2), 1);

	// (O0,O7,)R10(tied together): speaker out
	m_speaker->level_w((m_o & 1) | (m_o >> 6 & 2) | (data >> 8 & 4));
	m_r = data;
}

WRITE16_MEMBER(bigtrak_state::write_o)
{
	// O1: left motor forward
	// O2: left motor reverse
	// O3: right motor reverse
	// O4: right motor reverse
	// O5: ext out
	// O6: N/C
	output().set_value("left_motor_forward", data >> 1 & 1);
	output().set_value("left_motor_reverse", data >> 2 & 1);
	output().set_value("right_motor_forward", data >> 3 & 1);
	output().set_value("right_motor_reverse", data >> 4 & 1);
	output().set_value("ext_out", data >> 5 & 1);

	// O0,O7(,R10)(tied together): speaker out
	m_speaker->level_w((data & 1) | (data >> 6 & 2) | (m_r >> 8 & 4));
	m_o = data;
}

READ8_MEMBER(bigtrak_state::read_k)
{
	// K: multiplexed inputs
	// K8: IR sensor
	return read_inputs(7) | (sensor_state() ? 8 : 0);
}


// config

/* physical button layout and labels is like this:

        USA version:                          UK version:

           [^]           [CLR]                   [^]           [CM]
    [<]    [HOLD] [>]    [FIRE]           [<]    [P]    [>]    [\|/]
           [v]           [CLS]                   [v]           [CE]
    [7]    [8]    [9]    [RPT]            [7]    [8]    [9]    [x2]
    [4]    [5]    [6]    [TEST]           [4]    [5]    [6]    [TEST]
    [1]    [2]    [3]    [CK]             [1]    [2]    [3]    [checkmark]
    [IN]   [0]    [OUT]  [GO]                    [0]    [OUT]  [GO]
*/

static INPUT_PORTS_START( bigtrak )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_H) PORT_NAME("Hold")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_UP) PORT_NAME("Forward")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_F) PORT_NAME("Fire")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_DEL) PORT_NAME("Clear Memory")

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_LEFT) PORT_NAME("Left")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_DOWN) PORT_NAME("Backward")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_RIGHT) PORT_NAME("Right")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_NAME("Clear Last Step")

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("7")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("8")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("9")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_R) PORT_NAME("Repeat")

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("5")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("6")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_T) PORT_NAME("Test")

	PORT_START("IN.4") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_NAME("Check")

	PORT_START("IN.5") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_I) PORT_NAME("In")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("0")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_O) PORT_NAME("Out")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("Go")

	PORT_START("IN.6") // R8
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CODE(KEYCODE_F1) PORT_NAME("Input Port")
	PORT_BIT( 0x0b, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END

void bigtrak_state::machine_start()
{
	hh_tms1k_state::machine_start();

	// zerofill/register for savestates
	m_gearbox_pos = 0;
	save_item(NAME(m_gearbox_pos));
}

static const int16_t bigtrak_speaker_levels[8] = { 0, 0x7fff/3, 0x7fff/3, 0x7fff/3*2, 0x7fff/3, 0x7fff/3*2, 0x7fff/3*2, 0x7fff };

static MACHINE_CONFIG_START( bigtrak, bigtrak_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 200000) // approximation - RC osc. R=83K, C=100pf
	MCFG_TMS1XXX_READ_K_CB(READ8(bigtrak_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(bigtrak_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(bigtrak_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("gearbox", bigtrak_state, gearbox_sim_tick, attotime::from_msec(1))
	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_bigtrak)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SPEAKER_LEVELS(8, bigtrak_speaker_levels)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Milton Bradley Dark Tower
  * TMS1400NLL MP7332-N1.U1(Rev. B) or MP7332-N2LL(Rev. C) (die label MP7332)
    (assume same ROM contents between revisions)
  * SN75494N MOS-to-LED digit driver
  * motorized rotating reel + lightsensor, 1bit-sound

  This is a board game, it obviously requires game pieces and the board.
  The emulated part is the centerpiece, a black tower with a rotating card
  panel and LED digits for displaying health, amount of gold, etc. As far
  as MAME is concerned, the game works fine.

  To start up the game, first press [MOVE], the machine now does a self-test.
  Then select level and number of players and the game will start. Read the
  official manual on how to play the game.

***************************************************************************/

class mbdtower_state : public hh_tms1k_state
{
public:
	mbdtower_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	bool sensor_led_on() { return m_display_decay[0][0] != 0; }

	int m_motor_pos;
	int m_motor_pos_prev;
	int m_motor_decay;
	bool m_motor_on;
	bool m_sensor_blind;

	TIMER_DEVICE_CALLBACK_MEMBER(motor_sim_tick);

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);

protected:
	virtual void machine_start() override;
};

// handlers

TIMER_DEVICE_CALLBACK_MEMBER(mbdtower_state::motor_sim_tick)
{
	// it rotates counter-clockwise (when viewed from above)
	if (m_motor_on)
	{
		m_motor_pos = (m_motor_pos - 1) & 0x7f;

		// give it some time to spin out when it's turned off
		if (m_r & 0x200)
			m_motor_decay += (m_motor_decay < 4);
		else if (m_motor_decay > 0)
			m_motor_decay--;
		else
			m_motor_on = false;
	}

	// 8 evenly spaced holes in the rotation disc for the sensor to 'see' through.
	// The first hole is much bigger, enabling the game to determine the position.
	if ((m_motor_pos & 0xf) < 4 || m_motor_pos < 0xc)
		m_sensor_blind = false;
	else
		m_sensor_blind = true;

	// on change, output info
	if (m_motor_pos != m_motor_pos_prev)
		output().set_value("motor_pos", 100 * (m_motor_pos / (float)0x80));

	/* 3 display cards per hole, like this:

	    (0)                <---- display increments this way <----                   (7)

	    CURSED   VICTORY    WIZARD         DRAGON    GOLD KEY     SCOUT    WARRIOR   (void)
	    LOST     WARRIORS   BAZAAR CLOSED  SWORD     SILVER KEY   HEALER   FOOD      (void)
	    PLAGUE   BRIGANDS   KEY MISSING    PEGASUS   BRASS KEY    GOLD     BEAST     (void)
	*/
	int card_pos = m_motor_pos >> 4 & 7;
	if (card_pos != (m_motor_pos_prev >> 4 & 7))
		output().set_value("card_pos", card_pos);

	m_motor_pos_prev = m_motor_pos;
}


void mbdtower_state::prepare_display()
{
	// declare display matrix size and the 2 7segs
	set_display_size(7, 3);
	set_display_segmask(6, 0x7f);

	// update current state
	if (~m_r & 0x10)
	{
		uint8_t o = BITSWAP8(m_o,7,0,4,3,2,1,6,5) & 0x7f;
		m_display_state[2] = (m_o & 0x80) ? o : 0;
		m_display_state[1] = (m_o & 0x80) ? 0 : o;
		m_display_state[0] = (m_r >> 8 & 1) | (m_r >> 4 & 0xe);

		display_update();
	}
	else
	{
		// display items turned off
		display_matrix(7, 3, 0, 0);
	}
}

WRITE16_MEMBER(mbdtower_state::write_r)
{
	// R0-R2: input mux
	m_inp_mux = data & 7;

	// R9: motor on
	if ((m_r ^ data) & 0x200)
		output().set_value("motor_on", data >> 9 & 1);
	if (data & 0x200)
		m_motor_on = true;

	// R3: N/C
	// R4: 75494 /EN (speaker, lamps, digit select go through that IC)
	// R5-R7: tower lamps
	// R8: rotation sensor led
	m_r = data;
	prepare_display();

	// R10: speaker out
	m_speaker->level_w(~data >> 4 & data >> 10 & 1);
}

WRITE16_MEMBER(mbdtower_state::write_o)
{
	// O0-O6: led segments A-G
	// O7: digit select
	m_o = data;
	prepare_display();
}

READ8_MEMBER(mbdtower_state::read_k)
{
	// K: multiplexed inputs
	// K8: rotation sensor
	return read_inputs(3) | ((!m_sensor_blind && sensor_led_on()) ? 8 : 0);
}


// config

/* physical button layout and labels is like this:

    (green)     (l.blue)    (red)
    [YES/       [REPEAT]    [NO/
     BUY]                    END]

    (yellow)    (blue)      (white)
    [HAGGLE]    [BAZAAR]    [CLEAR]

    (blue)      (blue)      (blue)
    [TOMB/      [MOVE]      [SANCTUARY/
     RUIN]                   CITADEL]

    (orange)    (blue)      (d.yellow)
    [DARK       [FRONTIER]  [INVENTORY]
     TOWER]
*/

static INPUT_PORTS_START( mbdtower )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_NAME("Inventory")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_NAME("No/End")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_E) PORT_NAME("Clear")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_D) PORT_NAME("Sanctuary/Citadel")

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_X) PORT_NAME("Frontier")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_NAME("Repeat")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_W) PORT_NAME("Bazaar")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_S) PORT_NAME("Move")

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_Z) PORT_NAME("Dark Tower")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_NAME("Yes/Buy")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_Q) PORT_NAME("Haggle")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_A) PORT_NAME("Tomb/Ruin")
INPUT_PORTS_END

void mbdtower_state::machine_start()
{
	hh_tms1k_state::machine_start();

	// zerofill
	m_motor_pos = 0;
	m_motor_pos_prev = -1;
	m_motor_decay = 0;
	m_motor_on = false;
	m_sensor_blind = false;

	// register for savestates
	save_item(NAME(m_motor_pos));
	/* save_item(NAME(m_motor_pos_prev)); */ // don't save!
	save_item(NAME(m_motor_decay));
	save_item(NAME(m_motor_on));
	save_item(NAME(m_sensor_blind));
}

static MACHINE_CONFIG_START( mbdtower, mbdtower_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1400, 425000) // approximation - RC osc. R=43K, C=56pf
	MCFG_TMS1XXX_READ_K_CB(READ8(mbdtower_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(mbdtower_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(mbdtower_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("tower_motor", mbdtower_state, motor_sim_tick, attotime::from_msec(3500/0x80)) // ~3.5sec for a full rotation
	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_mbdtower)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Parker Brothers Code Name: Sector, by Bob Doyle
  * TMS0970 MCU, MP0905BNL ZA0379 (die label 0970F-05B)
  * 6-digit 7seg LED display + 4 LEDs for compass, no sound

  This is a tabletop submarine pursuit game. A grid board and small toy
  boats are used to remember your locations (a Paint app should be ok too).
  Refer to the official manual for more information, it is not a simple game.

***************************************************************************/

class cnsector_state : public hh_tms1k_state
{
public:
	cnsector_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(cnsector_state::write_r)
{
	// R0-R5: select digit
	// R6-R9: direction leds
	set_display_segmask(0x3f, 0xff);
	display_matrix(8, 10, m_o, data);
}

WRITE16_MEMBER(cnsector_state::write_o)
{
	// O0-O4: input mux
	m_inp_mux = data & 0x1f;

	// O0-O7: digit segments
	m_o = data;
}

READ8_MEMBER(cnsector_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(5);
}


// config

/* physical button layout and labels is like this:

             COMBAT INFORMATION CENTER
    [NEXT SHIP]       [RECALL]    [MOVE SHIP]

    [LEFT]   [RIGHT]      o       [SLOWER] [FASTER]
        STEERING     EVASIVE SUB        SPEED            o (on/off switch)
              NAVIGATIONAL PROGRAMMING                   |

    [RANGE]  [AIM]    [FIRE]        o      [TEACH MODE]
      SONAR CONTROL            SUB FINDER
*/

static INPUT_PORTS_START( cnsector )
	PORT_START("IN.0") // O0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_Q) PORT_NAME("Next Ship")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_A) PORT_NAME("Left")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_Z) PORT_NAME("Range")

	PORT_START("IN.1") // O1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_X) PORT_NAME("Aim")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_S) PORT_NAME("Right")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.2") // O2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_NAME("Fire")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_J) PORT_NAME("Evasive Sub") // expert button
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_E) PORT_NAME("Recall")

	PORT_START("IN.3") // O3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_M) PORT_NAME("Sub Finder") // expert button
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_F) PORT_NAME("Slower")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.4") // O4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_B) PORT_NAME("Teach Mode")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_G) PORT_NAME("Faster")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_T) PORT_NAME("Move Ship")
INPUT_PORTS_END

static MACHINE_CONFIG_START( cnsector, cnsector_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS0970, 250000) // approximation
	MCFG_TMS1XXX_READ_K_CB(READ8(cnsector_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(cnsector_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(cnsector_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_cnsector)

	/* no sound! */
MACHINE_CONFIG_END





/***************************************************************************

  Parker Brothers Merlin handheld game, by Bob Doyle
  * TMS1100NLL MP3404A-N2
  * 11 LEDs behind buttons, 3-level sound

  Also published in Japan by Tomy as "Dr. Smith", white case instead of red.
  The one with dark-blue case is the rare sequel Master Merlin, see below.
  More sequels followed too, but on other hardware.

  To start a game, press NEW GAME, followed by a number:
  1: Tic-Tac-Toe
  2: Music Machine
  3: Echo
  4: Blackjack 13
  5: Magic Square
  6: Mindbender

  Refer to the official manual for more information on the games.

***************************************************************************/

class merlin_state : public hh_tms1k_state
{
public:
	merlin_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	virtual DECLARE_WRITE16_MEMBER(write_r);
	virtual DECLARE_WRITE16_MEMBER(write_o);
	virtual DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(merlin_state::write_r)
{
	/* leds:

	     R0
	R1   R2   R3
	R4   R5   R6
	R7   R8   R9
	     R10
	*/
	display_matrix(11, 1, data, 1);
}

WRITE16_MEMBER(merlin_state::write_o)
{
	// O4-O6(tied together): speaker out
	m_speaker->level_w(data >> 4 & 7);

	// O0-O3: input mux
	// O7: N/C
	m_inp_mux = data & 0xf;
}

READ8_MEMBER(merlin_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(4);
}


// config

static INPUT_PORTS_START( merlin )
	PORT_START("IN.0") // O0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_SLASH_PAD) PORT_NAME("Button 0")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("Button 1")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("Button 3")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("Button 2")

	PORT_START("IN.1") // O1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("Button 4")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("Button 5")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("Button 7")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("Button 6")

	PORT_START("IN.2") // O2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("Button 8")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("Button 9")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_G) PORT_NAME("Same Game")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_MINUS) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("Button 10")

	PORT_START("IN.3") // O3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_NAME("Comp Turn")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_H) PORT_NAME("Hit Me")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_N) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("New Game")
INPUT_PORTS_END

static const int16_t merlin_speaker_levels[8] = { 0, 0x7fff/3, 0x7fff/3, 0x7fff/3*2, 0x7fff/3, 0x7fff/3*2, 0x7fff/3*2, 0x7fff };

static MACHINE_CONFIG_START( merlin, merlin_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 350000) // approximation - RC osc. R=33K, C=100pf
	MCFG_TMS1XXX_READ_K_CB(READ8(merlin_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(merlin_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(merlin_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_merlin)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SPEAKER_LEVELS(8, merlin_speaker_levels)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Parker Brothers Master Merlin
  * TMS1400 MP7351-N2LL (die label 1400CR MP7351)
  * 11 LEDs behind buttons, 3-level sound

  The TMS1400CR MCU has the same pinout as a standard TMS1100. The hardware
  outside of the MCU is exactly the same as Merlin.

  The included minigames are:
  1: Three Shells
  2: Hi/Lo
  3: Match It
  4: Hit or Miss
  5: Pair Off
  6: Tempo
  7: Musical Ladder
  8: Patterns
  9: Hot Potato

***************************************************************************/

class mmerlin_state : public merlin_state
{
public:
	mmerlin_state(const machine_config &mconfig, device_type type, const char *tag)
		: merlin_state(mconfig, type, tag)
	{ }
};

// handlers: uses the ones in merlin_state


// config

static INPUT_PORTS_START( mmerlin )
	PORT_INCLUDE( merlin )

	PORT_MODIFY("IN.3")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_S) PORT_NAME("Score") // instead of Hit Me
INPUT_PORTS_END

static MACHINE_CONFIG_START( mmerlin, mmerlin_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1400, 425000) // approximation - RC osc. R=30K, C=100pf
	MCFG_TMS1XXX_READ_K_CB(READ8(mmerlin_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(mmerlin_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(mmerlin_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_mmerlin)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SPEAKER_LEVELS(8, merlin_speaker_levels)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Parker Brothers Stop Thief, by Bob Doyle
  * TMS0980NLL MP6101B (die label 0980B-01A)
  * 3-digit 7seg LED display, 6-level sound

  Stop Thief is actually a board game, the electronic device emulated here
  (called Electronic Crime Scanner) is an accessory. To start a game, press
  the ON button. Otherwise, it is in test-mode where you can hear all sounds.

***************************************************************************/

class stopthief_state : public hh_tms1k_state
{
public:
	stopthief_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(stopthief_state::write_r)
{
	// R0-R2: select digit
	set_display_segmask(7, 0x7f);
	display_matrix(7, 3, BITSWAP8(m_o,3,5,2,1,4,0,6,7) & 0x7f, data & 7);

	// R3-R8(tied together): speaker out
	int level = 0;
	for (int i = 0; m_o & 8 && i < 6; i++)
		level += (data >> (i+3) & 1);
	m_speaker->level_w(level);
}

WRITE16_MEMBER(stopthief_state::write_o)
{
	// O0,O6: input mux
	m_inp_mux = (data & 1) | (data >> 5 & 2);

	// O3: speaker on
	// O0-O2,O4-O7: led segments A-G
	m_o = data;
}

READ8_MEMBER(stopthief_state::read_k)
{
	// K: multiplexed inputs (note: the Vss row is always on)
	return m_inp_matrix[2]->read() | read_inputs(2);
}


// config

/* physical button layout and labels is like this:

    [1] [2] [OFF]
    [3] [4] [ON]
    [5] [6] [T, TIP]
    [7] [8] [A, ARREST]
    [9] [0] [C, CLUE]
*/

static INPUT_PORTS_START( stopthief )
	PORT_START("IN.0") // O0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("6")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("8")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("0")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")

	PORT_START("IN.1") // O6
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("5")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("7")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("9")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")

	// note: even though power buttons are on the matrix, they are not CPU-controlled
	PORT_START("IN.2") // Vss!
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_PGUP) PORT_NAME("On") PORT_CHANGED_MEMBER(DEVICE_SELF, hh_tms1k_state, power_button, (void *)true)
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_T) PORT_NAME("Tip")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_A) PORT_NAME("Arrest")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_NAME("Clue")
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_PGDN) PORT_NAME("Off") PORT_CHANGED_MEMBER(DEVICE_SELF, hh_tms1k_state, power_button, (void *)false)
INPUT_PORTS_END

static const int16_t stopthief_speaker_levels[7] = { 0, 0x7fff/6, 0x7fff/5, 0x7fff/4, 0x7fff/3, 0x7fff/2, 0x7fff };

static MACHINE_CONFIG_START( stopthief, stopthief_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS0980, 425000) // approximation
	MCFG_TMS1XXX_READ_K_CB(READ8(stopthief_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(stopthief_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(stopthief_state, write_o))
	MCFG_TMS1XXX_POWER_OFF_CB(WRITELINE(hh_tms1k_state, auto_power_off))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_stopthief)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SPEAKER_LEVELS(7, stopthief_speaker_levels)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Parker Brothers Bank Shot (known as Cue Ball in the UK), by Garry Kitchen
  * TMS1400NLL MP7313-N2 (die label MP7313)
  * LED grid display, 1-bit sound

  Bank Shot is an electronic pool game. To select a game, repeatedly press
  the [SELECT] button, then press [CUE UP] to start. Refer to the official
  manual for more information. The game selections are:
  1: Straight Pool (1 player)
  2: Straight Pool (2 players)
  3: Poison Pool
  4: Trick Shots

***************************************************************************/

class bankshot_state : public hh_tms1k_state
{
public:
	bankshot_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(bankshot_state::write_r)
{
	// R0: speaker out
	m_speaker->level_w(data & 1);

	// R2,R3: input mux
	m_inp_mux = data >> 2 & 3;

	// R2-R10: led select
	m_r = data & ~3;
	display_matrix(7, 11, m_o, m_r);
}

WRITE16_MEMBER(bankshot_state::write_o)
{
	// O0-O6: led state
	// O7: N/C
	m_o = data & 0x7f;
	display_matrix(7, 11, m_o, m_r);
}

READ8_MEMBER(bankshot_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(2);
}


// config

/* physical button layout and labels is like this:
  (note: remember that you can rotate the display in MAME)

    [SELECT  [BALL UP] [BALL OVER]
     SCORE]

    ------  led display  ------

    [ANGLE]  [AIM]     [CUE UP
                        SHOOT]
*/

static INPUT_PORTS_START( bankshot )
	PORT_START("IN.0") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Angle")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("Aim")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("Cue Up/Shoot")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_NAME("Select/Score")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_NAME("Ball Up")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON6 ) PORT_NAME("Ball Over")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END

static MACHINE_CONFIG_START( bankshot, bankshot_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1400, 475000) // approximation - RC osc. R=24K, C=100pf
	MCFG_TMS1XXX_READ_K_CB(READ8(bankshot_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(bankshot_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(bankshot_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_bankshot)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Parker Brothers Split Second
  * TMS1400NLL MP7314-N2 (die label MP7314)
  * LED grid display(default round LEDs, and rectangular shape ones), 1-bit sound

  This is an electronic handheld reflex gaming device, it's straightforward
  to use. The included mini-games are:
  1, 2, 3: Mad Maze*
  4, 5: Space Attack*
  6: Auto Cross
  7: Stomp
  8: Speedball

  *: higher number indicates higher difficulty

  display layout, where number xy is lamp R(x),O(y)

       00    02    04
    10 01 12 03 14 05 16
       11    13    15
    20 21 22 23 24 25 26
       31    33    35
    30 41 32 43 34 45 36
       51    53    55
    40 61 42 63 44 65 46
       71    73    75
    50 60 52 62 54 64 56
       70    72    74

***************************************************************************/

class splitsec_state : public hh_tms1k_state
{
public:
	splitsec_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(splitsec_state::write_r)
{
	// R8: speaker out
	m_speaker->level_w(data >> 8 & 1);

	// R9,R10: input mux
	m_inp_mux = data >> 9 & 3;

	// R0-R7: led select
	m_r = data;
	display_matrix(7, 8, m_o, m_r);
}

WRITE16_MEMBER(splitsec_state::write_o)
{
	// O0-O6: led state
	// O7: N/C
	m_o = data & 0x7f;
	display_matrix(7, 8, m_o, m_r);
}

READ8_MEMBER(splitsec_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(2);
}


// config

static INPUT_PORTS_START( splitsec )
	PORT_START("IN.0") // R9
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_16WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_16WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // R10
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SELECT )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_START )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END

static MACHINE_CONFIG_START( splitsec, splitsec_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1400, 475000) // approximation - RC osc. R=24K, C=100pf
	MCFG_TMS1XXX_READ_K_CB(READ8(splitsec_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(splitsec_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(splitsec_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_splitsec)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Parker Brothers Lost Treasure - The Electronic Deep-Sea Diving Game,
  Featuring The Electronic Dive-Control Center
  * TMS1100 M34038-NLL (die label 1100E, M34038)
  * 11 LEDs, 4-bit sound

  This is a board game. The electronic accessory is the emulated part here.

***************************************************************************/

class lostreas_state : public hh_tms1k_state
{
public:
	lostreas_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(lostreas_state::write_r)
{
	// R0-R10: leds
	display_matrix(11, 1, data, 1);
}

WRITE16_MEMBER(lostreas_state::write_o)
{
	// O0-O3: input mux
	m_inp_mux = data & 0xf;

	// O4: 330 ohm resistor - speaker out
	// O5: 220 ohm resistor - speaker out
	// O6: 180 ohm resistor - speaker out
	// O7:  68 ohm resistor - speaker out
	m_speaker->level_w(data >> 4 & 0xf);
}

READ8_MEMBER(lostreas_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(4);
}


// config

/* physical button layout and labels is like this:
  (note: Canadian version differs slightly to accomodoate dual-language)

    [N-S(gold)]    [1] [2] [3]    [AIR]
    [E-W(gold)]    [4] [5] [6]    [UP]
    [N-S(silv)]    [7] [8] [9]    [$ VALUE]
    [E-W(silv)]                   [CLEAR]
*/

static INPUT_PORTS_START( lostreas )
	PORT_START("IN.0") // O0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")

	PORT_START("IN.1") // O1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("5")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("6")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("7")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("8")

	PORT_START("IN.2") // O2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("9")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_C) PORT_CODE(KEYCODE_DEL) PORT_NAME("Clear")
	PORT_BIT( 0x04, 0x04, IPT_SPECIAL ) PORT_CONDITION("FAKE", 0x03, NOTEQUALS, 0x00) // air/up
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_V) PORT_NAME("$ Value")

	PORT_START("IN.3") // O3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_R) PORT_NAME("E-W (silver)")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_E) PORT_NAME("N-S (silver)")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_W) PORT_NAME("E-W (gold)")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_Q) PORT_NAME("N-S (gold)")

	PORT_START("FAKE") // Air/Up buttons share the same position on the matrix
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_A) PORT_NAME("Air")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_U) PORT_NAME("Up")
INPUT_PORTS_END

static const int16_t lostreas_speaker_levels[16] =
{
	0, 0x7fff/15, 0x7fff/14, 0x7fff/13, 0x7fff/12, 0x7fff/11, 0x7fff/10, 0x7fff/9,
	0x7fff/8, 0x7fff/7, 0x7fff/6, 0x7fff/5, 0x7fff/4, 0x7fff/3, 0x7fff/2, 0x7fff/1
};

static MACHINE_CONFIG_START( lostreas, lostreas_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 425000) // approximation - RC osc. R=39K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(lostreas_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(lostreas_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(lostreas_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_lostreas)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SPEAKER_LEVELS(16, lostreas_speaker_levels)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Tandy Radio Shack Championship Football (model 60-2150)
  * PCB label CYG-316
  * TMS1100NLL MP1193 (die label 1100B, MP1193)
  * 7-digit 7seg LED display + LED grid, 1-bit sound

  Another clone of Mattel Football II. The original manufacturer is unknown, but
  suspected to be Conic/E.R.S.(Electronic Readout Systems).

***************************************************************************/

class tcfball_state : public hh_tms1k_state
{
public:
	tcfball_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	virtual DECLARE_WRITE16_MEMBER(write_r);
	virtual DECLARE_WRITE16_MEMBER(write_o);
	virtual DECLARE_READ8_MEMBER(read_k);
};

// handlers

void tcfball_state::prepare_display()
{
	// R8 enables leds, R9 enables digits
	uint16_t mask = ((m_r >> 9 & 1) * 0x7f) | ((m_r >> 8 & 1) * 0x780);
	uint16_t sel = ((m_r & 0x7f) | (m_r << 7 & 0x780)) & mask;

	set_display_segmask(0x77, 0x7f);
	set_display_segmask(0x08, 0xff); // R3 has DP
	display_matrix(8, 11, m_o, sel);
}

WRITE16_MEMBER(tcfball_state::write_r)
{
	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R5-R7: input mux
	m_inp_mux = data >> 5 & 7;

	// R8+R0-R3: select led
	// R9+R0-R6: select digit
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(tcfball_state::write_o)
{
	// O0-O7: digit segments/led data
	m_o = data;
	prepare_display();
}

READ8_MEMBER(tcfball_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(3);
}


// config

static INPUT_PORTS_START( tcfball )
	PORT_START("IN.0") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_16WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_16WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_16WAY

	PORT_START("IN.1") // R6
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_START2 ) PORT_NAME("Score")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START1 ) PORT_NAME("Status")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Pass")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("Kick")

	PORT_START("IN.2") // R7
	PORT_BIT( 0x07, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_CONFNAME( 0x08, 0x00, "Skill Level" )
	PORT_CONFSETTING(    0x00, "1" ) // college
	PORT_CONFSETTING(    0x08, "2" ) // professional
INPUT_PORTS_END

static MACHINE_CONFIG_START( tcfball, tcfball_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 375000) // approximation - RC osc. R=56K, C=24pf
	MCFG_TMS1XXX_READ_K_CB(READ8(tcfball_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(tcfball_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(tcfball_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_tcfball)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Tandy Radio Shack Championship Football (model 60-2151)
  * TMS1100NLL MP1183 (no decap)
  * 7-digit 7seg LED display + LED grid, 1-bit sound

  The hardware is almost the same as the MP1193 one, they added an extra row of leds.

  known releases:
  - World(1): Superbowl XV Football, distributed by E.R.S.(Electronic Readout Systems)
  - World(2): Super-Pro Football, no brand
  - USA: Championship Football (model 60-2151), distributed by Tandy

***************************************************************************/

class tcfballa_state : public tcfball_state
{
public:
	tcfballa_state(const machine_config &mconfig, device_type type, const char *tag)
		: tcfball_state(mconfig, type, tag)
	{ }
};

// handlers: uses the ones in tcfball_state


// config

static INPUT_PORTS_START( tcfballa )
	PORT_INCLUDE( tcfball )

	PORT_MODIFY("IN.1")
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START1 ) PORT_NAME("Display")
INPUT_PORTS_END

// output PLA is not decapped, dumped electronically
static const uint16_t tcfballa_output_pla[0x20] =
{
	0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07, 0x7f, 0x6f, 0x00, 0x46, 0x70, 0x00, 0x00, 0x00,
	0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};

static MACHINE_CONFIG_START( tcfballa, tcfballa_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 375000) // approximation - RC osc. R=47K, C=50pf
	MCFG_TMS1XXX_OUTPUT_PLA(tcfballa_output_pla)
	MCFG_TMS1XXX_READ_K_CB(READ8(tcfballa_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(tcfballa_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(tcfballa_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_tcfballa)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Tandy Radio Shack Computerized Arcade (1981, 1982, 1995)
  * TMS1100 MCU, label CD7282SL
  * 12 lamps behind buttons, 1-bit sound

  known releases:
  - World: Tandy-12: Computerized Arcade
  - Mexico: Fabuloso Fred, distributed by Ensueño Toys (also released as
    9-button version, a clone of Mego Fabulous Fred)

  This handheld contains 12 minigames. It looks and plays like Game Robot 9 by
  Takatoku Toys (aka Mego's Fabulous Fred) from 1980, which in turn is a mix of
  Merlin and Simon. Unlike Merlin and Simon, spin-offs were not as successful in
  the USA. There were releases with and without the prefix "Tandy-12", I don't
  know which name was more common. Also not worth noting is that it needed five
  batteries; four C-cells and a 9-volt.

  Some of the games require accessories included with the toy (eg. the Baseball
  game is played with a board representing the playing field). To start a game,
  hold the [SELECT] button, then press [START] when the game button lights up.
  As always, refer to the official manual for more information.

  See below at the input defs for a list of the games.

***************************************************************************/

class tandy12_state : public hh_tms1k_state
{
public:
	tandy12_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void tandy12_state::prepare_display()
{
	// O0-O7: button lamps 1-8, R0-R3: button lamps 9-12
	display_matrix(13, 1, (m_o << 1 & 0x1fe) | (m_r << 9 & 0x1e00), 1);
}

WRITE16_MEMBER(tandy12_state::write_r)
{
	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R5-R9: input mux
	m_inp_mux = data >> 5 & 0x1f;

	// other bits:
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(tandy12_state::write_o)
{
	m_o = data;
	prepare_display();
}

READ8_MEMBER(tandy12_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(5);
}


// config

/* physical button layout and labels is like this:

        REPEAT-2              SPACE-2
          [O]     OFF--ON       [O]

    [purple]1     [blue]5       [l-green]9
    ORGAN         TAG-IT        TREASURE HUNT

    [l-orange]2   [turquoise]6  [red]10
    SONG WRITER   ROULETTE      COMPETE

    [pink]3       [yellow]7     [violet]11
    REPEAT        BASEBALL      FIRE AWAY

    [green]4      [orange]8     [brown]12
    TORPEDO       REPEAT PLUS   HIDE 'N SEEK

          [O]        [O]        [O]
         START      SELECT    PLAY-2/HIT-7
*/

static INPUT_PORTS_START( tandy12 )
	PORT_START("IN.0") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_EQUALS) PORT_CODE(KEYCODE_PLUS_PAD) PORT_NAME("Button 12")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_MINUS) PORT_CODE(KEYCODE_MINUS_PAD) PORT_NAME("Button 11")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("Button 10")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("Button 9")

	PORT_START("IN.1") // R6
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_T) PORT_NAME("Space-2")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_E) PORT_NAME("Play-2/Hit-7")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_W) PORT_NAME("Select")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_Q) PORT_NAME("Start")

	PORT_START("IN.2") // R7
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_R) PORT_NAME("Repeat-2")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.3") // R8
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("Button 4")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("Button 3")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("Button 2")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("Button 1")

	PORT_START("IN.4") // R9
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("Button 8")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("Button 7")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("Button 6")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("Button 5")
INPUT_PORTS_END

// output PLA is not decapped
static const uint16_t tandy12_output_pla[0x20] =
{
	// these are certain
	0x00, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40,
	0x80, 0x00, 0x00, 0x00, 0x00,

	// rest is unused?
	0x00, 0x00, 0x00,
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};

static MACHINE_CONFIG_START( tandy12, tandy12_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 400000) // approximation - RC osc. R=39K, C=47pf
	MCFG_TMS1XXX_OUTPUT_PLA(tandy12_output_pla)
	MCFG_TMS1XXX_READ_K_CB(READ8(tandy12_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(tandy12_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(tandy12_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_tandy12)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  (Tandy) Radio Shack Monkey See (1982 version)
  * TMS1000 MP0271 (die label 1000E, MP0271), only half of ROM space used
  * 2 LEDs(one red, one green), 1-bit sound

  This is the TMS1000 version, the one from 1977 has a MM5780.
  To play, enter an equation followed by the ?-key, and the calculator will
  tell you if it was right(green) or wrong(red). For example 1+2=3?

  known releases:
  - USA(1): Monkey See
  - USA(2): Heathcliff, distributed by McNaught Syndicate in 1983

***************************************************************************/

class monkeysee_state : public hh_tms1k_state
{
public:
	monkeysee_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(monkeysee_state::write_r)
{
	// R0-R4: input mux
	m_inp_mux = data & 0x1f;

	// R5: speaker out
	m_speaker->level_w(data >> 5 & 1);
}

WRITE16_MEMBER(monkeysee_state::write_o)
{
	// O6,O7: leds
	// other: N/C
	display_matrix(2, 1, data >> 6, 1);
}

READ8_MEMBER(monkeysee_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(5);
}


// config

static INPUT_PORTS_START( monkeysee )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("0")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("5")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("7")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("6")

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("8")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("9")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ASTERISK) PORT_NAME(UTF8_MULTIPLY)
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_SLASH_PAD) PORT_NAME(UTF8_DIVIDE)
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_PLUS_PAD) PORT_NAME("+")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_MINUS_PAD) PORT_NAME("-")

	PORT_START("IN.4") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("=")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_SLASH) PORT_NAME("?")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_DEL) PORT_NAME("C")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_STOP) PORT_CODE(KEYCODE_DEL_PAD) PORT_NAME(".")
INPUT_PORTS_END

static MACHINE_CONFIG_START( monkeysee, monkeysee_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 250000) // approximation - RC osc. R=68K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(monkeysee_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(monkeysee_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(monkeysee_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_monkeysee)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Telesensory Systems, Inc.(TSI) Speech+
  * TMS1000 MCU, label TMS1007NL (die label 1000B, 1007A)
  * TSI S14001A speech chip, GI S14007-A 2KB maskrom for samples
  * 9-digit 7seg LED display

  This is a speaking calculator for the blind, the instructions that came
  with it were on audio cassette. It was also released in 1978 by APH
  (American Printing House for the Blind).

***************************************************************************/

class speechp_state : public hh_tms1k_state
{
public:
	speechp_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag),
		m_speech(*this, "speech")
	{ }

	required_device<s14001a_device> m_speech;

	void prepare_display();
	virtual DECLARE_WRITE16_MEMBER(write_r);
	virtual DECLARE_WRITE16_MEMBER(write_o);
	virtual DECLARE_READ8_MEMBER(read_k);
};

// handlers

void speechp_state::prepare_display()
{
	set_display_segmask(0x1ff, 0xff);
	display_matrix(8, 9, m_o, m_r);
}

WRITE16_MEMBER(speechp_state::write_r)
{
	// R5-R9: TSI C0-C5
	m_speech->data_w(space, 0, data >> 5 & 0x3f);

	// R10: TSI START line
	m_speech->start_w(data >> 10 & 1);

	// R0-R9: input mux
	m_inp_mux = data & 0x3ff;

	// R0-R8: select digit
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(speechp_state::write_o)
{
	// O0-O7: digit segments
	m_o = data;
	prepare_display();
}

READ8_MEMBER(speechp_state::read_k)
{
	// K: multiplexed inputs
	return m_inp_matrix[10]->read() | (read_inputs(10) & 7);
}


// config

static INPUT_PORTS_START( speechp )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_NAME("0")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_S) PORT_NAME("S") // Swap
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_NAME("9")

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("1")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_DEL) PORT_NAME("C") // Clear
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_MINUS) PORT_NAME("+/-")

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("2")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_PLUS_PAD) PORT_NAME("+")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("=")

	PORT_START("IN.3") // R3
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("3")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_MINUS_PAD) PORT_NAME("-")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_SLASH) PORT_NAME("%")

	PORT_START("IN.4") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("4")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_SPACE) PORT_NAME("Speak")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.5") // R5
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("5")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_STOP) PORT_CODE(KEYCODE_DEL_PAD) PORT_NAME(".")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.6") // R6
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("6")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_ASTERISK) PORT_NAME(UTF8_MULTIPLY)
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_SLASH_PAD) PORT_NAME(UTF8_DIVIDE)

	PORT_START("IN.7") // R7
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_NAME("7")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_M) PORT_NAME("M") // Memory
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.8") // R8
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("8")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYPAD ) PORT_CODE(KEYCODE_R) PORT_NAME(UTF8_SQUAREROOT)
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.9") // R9
	PORT_BIT( 0x03, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_CONFNAME( 0x04, 0x00, "Verbose" )
	PORT_CONFSETTING(    0x04, DEF_STR( Off ) )
	PORT_CONFSETTING(    0x00, DEF_STR( On ) )

	PORT_START("IN.10") // K8
	PORT_BIT( 0x07, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_CONFNAME( 0x08, 0x00, "Battery Status" )
	PORT_CONFSETTING(    0x08, "Low" )
	PORT_CONFSETTING(    0x00, DEF_STR( Normal ) )
INPUT_PORTS_END

static MACHINE_CONFIG_START( speechp, speechp_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 400000) // approximation - RC osc. R=39K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(speechp_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(speechp_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(speechp_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_speechp)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speech", S14001A, 25000) // approximation
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.75)
MACHINE_CONFIG_END





/***************************************************************************

  Tiger Electronics Copy Cat (model 7-520)
  * PCB label CC REV B
  * TMS1000 MCU, label 69-11513 MP0919 (die label MP0919)
  * 4 LEDs, 1-bit sound

  known releases:
  - World: Copy Cat
  - USA(1): Follow Me, distributed by Sears
  - USA(2): Electronic Repeat, distributed by Tandy

***************************************************************************/

class copycat_state : public hh_tms1k_state
{
public:
	copycat_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

WRITE16_MEMBER(copycat_state::write_r)
{
	// R0-R3: leds
	display_matrix(4, 1, data & 0xf, 1);

	// R4-R7: input mux
	// R8-R10: N/C
	m_inp_mux = data >> 4 & 0xf;
}

WRITE16_MEMBER(copycat_state::write_o)
{
	// O0,O1: speaker out
	// O2,O7: N/C, O3-O6: tied together but unused
	m_speaker->level_w(data & 3);
}

READ8_MEMBER(copycat_state::read_k)
{
	// K: multiplexed inputs
	return read_inputs(4);
}


// config

static INPUT_PORTS_START( copycat )
	PORT_START("IN.0") // R4
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_NAME("Green Button")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("Red Button")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("Orange Button")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Yellow Button")

	PORT_START("IN.1") // R5
	PORT_CONFNAME( 0x0f, 0x01, "Skill Level")
	PORT_CONFSETTING(    0x01, "1" )
	PORT_CONFSETTING(    0x02, "2" )
	PORT_CONFSETTING(    0x04, "3" )
	PORT_CONFSETTING(    0x08, "4" )

	PORT_START("IN.2") // R6
	PORT_CONFNAME( 0x07, 0x01, "Game Select")
	PORT_CONFSETTING(    0x01, "1" )
	PORT_CONFSETTING(    0x02, "2" )
	PORT_CONFSETTING(    0x04, "3" )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.3") // R7
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON6 ) PORT_NAME("Best Play")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START ) PORT_NAME("Play")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_NAME("Replay")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END

static const int16_t copycat_speaker_levels[4] = { 0, 0x7fff, -0x8000, 0 };

static MACHINE_CONFIG_START( copycat, copycat_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1000, 320000) // approximation - RC osc. R=47K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(copycat_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(copycat_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(copycat_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_copycat)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SPEAKER_LEVELS(4, copycat_speaker_levels)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Tiger Electronics Copy Cat (model 7-522)
  * PCB label WS 8107-1
  * TMS1730 MCU, label MP3005N (die label 1700 MP3005)
  * 4 LEDs, 1-bit sound

  This is a simplified rerelease of Copy Cat, 10(!) years later. The gameplay
  is identical to Ditto.

  3 variations exist, each with a different colored case. Let's assume that
  they're on the same hardware.
  - white case, yellow orange green red buttons and leds (same as model 7-520)
  - yellow case, purple orange blue pink buttons, leds are same as older version
  - transparent case, transparent purple orange blue red buttons, leds same as before

***************************************************************************/

class copycatm2_state : public hh_tms1k_state
{
public:
	copycatm2_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
};

// handlers

WRITE16_MEMBER(copycatm2_state::write_r)
{
	// R1-R4: leds
	display_matrix(4, 1, data >> 1 & 0xf, 1);
}

WRITE16_MEMBER(copycatm2_state::write_o)
{
	// O0,O6: speaker out
	m_speaker->level_w((data & 1) | (data >> 5 & 2));
}


// config

static INPUT_PORTS_START( copycatm2 )
	PORT_START("IN.0")
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("Orange Button")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("Red Button")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Yellow Button")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_NAME("Green Button")
INPUT_PORTS_END

static MACHINE_CONFIG_START( copycatm2, copycatm2_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1730, 275000) // approximation - RC osc. R=100K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(IOPORT("IN.0"))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(copycatm2_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(copycatm2_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_copycatm2)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SPEAKER_LEVELS(4, copycat_speaker_levels)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Tiger Ditto (model 7-530)
  * TMS1700 MCU, label MP1801-N2LL (die label 1700 MP1801)
  * 4 LEDs, 1-bit sound

  known releases:
  - World: Ditto
  - USA: Electronic Pocket Repeat (model 60-2152/60-2468A), distributed by Tandy
    note: 1996 model 60-2482 MCU is a Z8, and is assumed to be a clone of Tiger Copycat Jr.

***************************************************************************/

class ditto_state : public hh_tms1k_state
{
public:
	ditto_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
};

// handlers

WRITE16_MEMBER(ditto_state::write_r)
{
	// R0-R3: leds
	display_matrix(4, 1, data & 0xf, 1);
}

WRITE16_MEMBER(ditto_state::write_o)
{
	// O5,O6: speaker out
	m_speaker->level_w(data >> 5 & 3);
}


// config

static INPUT_PORTS_START( ditto )
	PORT_START("IN.0")
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Yellow Button")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("Blue Button")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("Orange Button")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_NAME("Red Button")
INPUT_PORTS_END

static MACHINE_CONFIG_START( ditto, ditto_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1730, 275000) // approximation - RC osc. R=100K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(IOPORT("IN.0"))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(ditto_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(ditto_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_ditto)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SPEAKER_LEVELS(4, copycat_speaker_levels)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Tiger 7 in 1 Sports Stadium
  * TMS1400 MP7304 (die label TMS1400 MP7304A)
  * 2x2-digit 7seg LED display + 39 other LEDs, 1-bit sound

  This handheld includes 7 games: 1: Basketball, 2: Hockey, 3: Soccer,
  4: Maze, 5: Baseball, 6: Football, 7: Raquetball.
  MAME external artwork is needed for the switchable overlays.

  known releases:
  - World: 7 in 1 Sports Stadium
  - USA: 7 in 1 Sports, distributed by Sears

***************************************************************************/

class ss7in1_state : public hh_tms1k_state
{
public:
	ss7in1_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void ss7in1_state::prepare_display()
{
	// R0-R3 are 7segs
	set_display_segmask(0xf, 0x7f);
	display_matrix(8, 9, m_o, m_r);
}

WRITE16_MEMBER(ss7in1_state::write_r)
{
	// R9: speaker out
	m_speaker->level_w(data >> 9 & 1);

	// R0-R2,R10: input mux
	m_inp_mux = (data & 7) | (data >> 7 & 8);

	// R0-R9: digit/led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(ss7in1_state::write_o)
{
	// O0-O7: led data
	m_o = data;
	prepare_display();
}

READ8_MEMBER(ss7in1_state::read_k)
{
	return read_inputs(4);
}


// config

static INPUT_PORTS_START( ss7in1 )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_COCKTAIL
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_COCKTAIL
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_COCKTAIL
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_COCKTAIL

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_COCKTAIL
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON2 )

	PORT_START("IN.2") // R2
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT )

	PORT_START("IN.3") // R10
	PORT_CONFNAME( 0x01, 0x00, "Players" )
	PORT_CONFSETTING(    0x00, "1" )
	PORT_CONFSETTING(    0x01, "2" )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x0c, IP_ACTIVE_LOW, IPT_UNUSED )
INPUT_PORTS_END

static MACHINE_CONFIG_START( ss7in1, ss7in1_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1400, 450000) // approximation - RC osc. R=47K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(ss7in1_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(ss7in1_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(ss7in1_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_7in1ss)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Tomy(tronics) Break Up (manufactured in Japan)
  * PCB label TOMY B.O.
  * TMS1040 MP2726 TOMY WIPE (die label MP2726A)
  * TMS1025N2LL I/O expander
  * 2-digit 7seg display, 46 other leds, 1-bit sound

  known releases:
  - USA: Break Up
  - Japan: Block Attack
  - UK: Break-In

  led translation table: led zz from game PCB = MAME y.x:

    00 = -     10 = 5.0   20 = 4.2
    01 = 7.0   11 = 5.1   21 = 3.3
    02 = 7.1   12 = 5.2   22 = 2.2
    03 = 7.2   13 = 5.3
    04 = 7.3   14 = 4.3
    05 = 6.0   15 = 3.1
    06 = 6.1   16 = 3.2
    07 = 6.2   17 = 3.0
    08 = 6.3   18 = 4.1
    09 = 4.0   19 = 2.1

  the 7seg panel is 0.* and 1.*(aka digit0/1),
  and the 8(2*4) * 3 rectangular leds panel, where x=0,1,2,3:

    9.*        11.*
    8.*        13.*
    10.*       12.*

***************************************************************************/

class tbreakup_state : public hh_tms1k_state
{
public:
	tbreakup_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag),
		m_expander(*this, "expander")
	{ }

	required_device<tms1024_device> m_expander;
	uint8_t m_exp_port[7];
	DECLARE_WRITE8_MEMBER(expander_w);

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);

	void set_clock();
	DECLARE_INPUT_CHANGED_MEMBER(skill_switch);

protected:
	virtual void machine_reset() override;
	virtual void machine_start() override;
};

// handlers

void tbreakup_state::prepare_display()
{
	// 7seg leds from R0,R1 and O0-O6
	for (int y = 0; y < 2; y++)
	{
		m_display_segmask[y] = 0x7f;
		m_display_state[y] = (m_r >> y & 1) ? (m_o & 0x7f) : 0;
	}

	// 22 round leds from O2-O7 and expander port 7
	for (int y = 2; y < 8; y++)
		m_display_state[y] = (m_o >> y & 1) ? m_exp_port[6] : 0;

	// 24 rectangular leds from expander ports 1-6 (not strobed)
	for (int y = 0; y < 6; y++)
		m_display_state[y+8] = m_exp_port[y];

	set_display_size(8, 14);
	display_update();
}

WRITE8_MEMBER(tbreakup_state::expander_w)
{
	// TMS1025 port 1-7 data
	m_exp_port[offset] = data;
}

WRITE16_MEMBER(tbreakup_state::write_r)
{
	// R6: speaker out
	m_speaker->level_w(data >> 6 & 1);

	// R7,R8: input mux
	m_inp_mux = data >> 7 & 3;

	// R3-R5: TMS1025 port S
	// R2: TMS1025 STD pin
	m_expander->write_s(space, 0, data >> 3 & 7);
	m_expander->write_std(data >> 2 & 1);

	// R0,R1: select digit
	m_r = ~data;
	prepare_display();
}

WRITE16_MEMBER(tbreakup_state::write_o)
{
	// O0-O3: TMS1025 port H
	m_expander->write_h(space, 0, data & 0xf);

	// O0-O7: led state
	m_o = data;
	prepare_display();
}

READ8_MEMBER(tbreakup_state::read_k)
{
	// K4: fixed input
	// K8: multiplexed inputs
	return (m_inp_matrix[2]->read() & 4) | (read_inputs(2) & 8);
}


// config

static INPUT_PORTS_START( tbreakup )
	PORT_START("IN.0") // R7 K8
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("Ball")

	PORT_START("IN.1") // R8 K8
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Hit")

	PORT_START("IN.2") // K4
	PORT_CONFNAME( 0x04, 0x00, DEF_STR( Lives ) )
	PORT_CONFSETTING(    0x00, "3" )
	PORT_CONFSETTING(    0x04, "5" )

	PORT_START("IN.3") // fake
	PORT_CONFNAME( 0x01, 0x00, "Skill Level" ) PORT_CHANGED_MEMBER(DEVICE_SELF, tbreakup_state, skill_switch, nullptr)
	PORT_CONFSETTING(    0x00, "Pro 1" )
	PORT_CONFSETTING(    0x01, "Pro 2" )
INPUT_PORTS_END

INPUT_CHANGED_MEMBER(tbreakup_state::skill_switch)
{
	set_clock();
}


void tbreakup_state::set_clock()
{
	// MCU clock is from an analog circuit with resistor of 73K, PRO2 adds 100K
	m_maincpu->set_unscaled_clock((m_inp_matrix[3]->read() & 1) ? 500000 : 325000);
}

void tbreakup_state::machine_reset()
{
	hh_tms1k_state::machine_reset();
	set_clock();
}

void tbreakup_state::machine_start()
{
	hh_tms1k_state::machine_start();

	// zerofill/register for savestates
	memset(m_exp_port, 0, sizeof(m_exp_port));
	save_item(NAME(m_exp_port));
}

static MACHINE_CONFIG_START( tbreakup, tbreakup_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1040, 325000) // see set_clock
	MCFG_TMS1XXX_READ_K_CB(READ8(tbreakup_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(tbreakup_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(tbreakup_state, write_o))

	MCFG_DEVICE_ADD("expander", TMS1025, 0)
	MCFG_TMS1024_WRITE_PORT_CB(1, WRITE8(tbreakup_state, expander_w))
	MCFG_TMS1024_WRITE_PORT_CB(2, WRITE8(tbreakup_state, expander_w))
	MCFG_TMS1024_WRITE_PORT_CB(3, WRITE8(tbreakup_state, expander_w))
	MCFG_TMS1024_WRITE_PORT_CB(4, WRITE8(tbreakup_state, expander_w))
	MCFG_TMS1024_WRITE_PORT_CB(5, WRITE8(tbreakup_state, expander_w))
	MCFG_TMS1024_WRITE_PORT_CB(6, WRITE8(tbreakup_state, expander_w))
	MCFG_TMS1024_WRITE_PORT_CB(7, WRITE8(tbreakup_state, expander_w))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_tbreakup)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Tomy Power House Pinball
  * PCB label TOMY P-B
  * TMS1100 MP1180 TOMY PINB (die label MP1180)
  * 3 7seg LEDs, and other LEDs behind bezel, 1-bit sound

  known releases:
  - USA: Power House Pinball
  - Japan: Pinball
  - Europe: Flipper

  led translation table: led zz from game PCB = MAME y.x:

    0 = -     10 = 5.0   20 = 6.4   A = 3.0
    1 = 3.3   11 = 5.5   21 = 6.5   B = 3.4
    2 = 3.1   12 = 5.1   22 = 7.0   C = 3.5
    3 = 3.2   13 = 5.2   23 = 7.1   D = 8.0
    4 = 4.0   14 = 5.3   24 = 7.2   E = 8.1
    5 = 4.1   15 = 6.0   25 = 7.3   F = 8.2
    6 = 4.2   16 = 5.4   26 = 7.4   G = 8.3
    7 = 4.3   17 = 6.1
    8 = 4.4   18 = 6.2
    9 = 4.5   19 = 6.3

  NOTE!: MAME external artwork is required

***************************************************************************/

class phpball_state : public hh_tms1k_state
{
public:
	phpball_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);

	DECLARE_INPUT_CHANGED_MEMBER(flipper_button);
};

// handlers

void phpball_state::prepare_display()
{
	set_display_segmask(7, 0x7f);
	display_matrix(7, 9, m_o, m_r);
}

WRITE16_MEMBER(phpball_state::write_r)
{
	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R9: input mux
	m_inp_mux = data >> 9 & 1;

	// R0-R2: digit select
	// R0-R8: led select
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(phpball_state::write_o)
{
	// O0-O6: digit segment/led data
	// O7: N/C
	m_o = data & 0x7f;
	prepare_display();
}

READ8_MEMBER(phpball_state::read_k)
{
	// K: multiplexed inputs (note: the Vss row is always on)
	return m_inp_matrix[1]->read() | read_inputs(1);
}


// config

static INPUT_PORTS_START( phpball )
	PORT_START("IN.0") // R9
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("Plunger")
	PORT_BIT( 0x0d, IP_ACTIVE_HIGH, IPT_UNUSED )

	PORT_START("IN.1") // Vss!
	PORT_BIT( 0x03, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("Right Flipper") PORT_CHANGED_MEMBER(DEVICE_SELF, phpball_state, flipper_button, (void *)1)
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Left Flipper") PORT_CHANGED_MEMBER(DEVICE_SELF, phpball_state, flipper_button, (void *)0)
INPUT_PORTS_END

INPUT_CHANGED_MEMBER(phpball_state::flipper_button)
{
	// rectangular LEDs under LEDs D,F and E,G are directly connected
	// to the left and right flipper buttons - output them to lamp90 and 91
	output().set_lamp_value(90 + (int)(uintptr_t)param, newval);
}


static MACHINE_CONFIG_START( phpball, phpball_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 375000) // approximation - RC osc. R=47K, C=47pf
	MCFG_TMS1XXX_READ_K_CB(READ8(phpball_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(phpball_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(phpball_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_hh_tms1k_test)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  U.S. Games Super Sports-4
  * TMS1100 MP1219 (no decap)
  * 4 7seg LEDs, 49 other LEDs, 1-bit sound

  This handheld includes 4 games: Basketball, Football, Soccer, Hockey.
  MAME external artwork is needed for the switchable overlays.

  The later Coleco Total Control 4 is clearly based on this.

***************************************************************************/

class ssports4_state : public hh_tms1k_state
{
public:
	ssports4_state(const machine_config &mconfig, device_type type, const char *tag)
		: hh_tms1k_state(mconfig, type, tag)
	{ }

	void prepare_display();
	DECLARE_WRITE16_MEMBER(write_r);
	DECLARE_WRITE16_MEMBER(write_o);
	DECLARE_READ8_MEMBER(read_k);
};

// handlers

void ssports4_state::prepare_display()
{
	// R0,R1 and R8,R9 are 7segs
	set_display_segmask(0x303, 0x7f);

	// note: R2 is an extra column
	display_matrix(9, 10, m_o | (m_r << 6 & 0x100), m_r);
}

WRITE16_MEMBER(ssports4_state::write_r)
{
	// R10: speaker out
	m_speaker->level_w(data >> 10 & 1);

	// R0-R9: led select/data
	m_r = data;
	prepare_display();
}

WRITE16_MEMBER(ssports4_state::write_o)
{
	// O0-O7: led data
	m_o = data;
	prepare_display();
}

READ8_MEMBER(ssports4_state::read_k)
{
	// input mux is from R0,1,5,8,9 and O7
	m_inp_mux = (m_r & 3) | (m_r >> 3 & 4) | (m_r >> 5 & 0x18) | (m_o >> 2 & 0x20);
	return read_inputs(6);
}


// config

static INPUT_PORTS_START( ssports4 )
	PORT_START("IN.0") // R0
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_16WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_16WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_16WAY

	PORT_START("IN.1") // R1
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_COCKTAIL PORT_16WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_COCKTAIL PORT_16WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_COCKTAIL PORT_16WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_COCKTAIL PORT_16WAY

	PORT_START("IN.2") // R5
	PORT_BIT( 0x03, IP_ACTIVE_HIGH, IPT_UNUSED )
	PORT_CONFNAME( 0x04, 0x00, "Speed" )
	PORT_CONFSETTING(    0x00, "Low" )
	PORT_CONFSETTING(    0x04, "High" )
	PORT_CONFNAME( 0x08, 0x08, "Players" )
	PORT_CONFSETTING(    0x08, "1" )
	PORT_CONFSETTING(    0x00, "2" )

	PORT_START("IN.3") // R8
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_16WAY PORT_NAME("P1 Kick") // or diagonal up-left
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_16WAY PORT_NAME("P1 Info") // or diagonal up-right
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_16WAY PORT_NAME("P1 Pass")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_16WAY PORT_NAME("P1 O.P.") // offensive player (modifier button)

	PORT_START("IN.4") // R9
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL PORT_16WAY PORT_NAME("P2 Kick")
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_COCKTAIL PORT_16WAY PORT_NAME("P2 Info")
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_COCKTAIL PORT_16WAY PORT_NAME("P2 Pass")
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_COCKTAIL PORT_16WAY PORT_NAME("P2 O.P.")

	PORT_START("IN.5") // O7
	PORT_CONFNAME( 0x03, 0x00, "Game Select" )
	PORT_CONFSETTING(    0x02, "Basketball" )
	PORT_CONFSETTING(    0x00, "Football" )
	PORT_CONFSETTING(    0x01, "Soccer" )
	PORT_CONFSETTING(    0x03, "Hockey" )
	PORT_BIT( 0x0c, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END

// output PLA is not decapped, dumped electronically
static const uint16_t ssports4_output_pla[0x20] =
{
	0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
	0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07, 0x7f, 0x6f, 0x00, 0x40, 0x40, 0x40, 0x40, 0x40
};

static MACHINE_CONFIG_START( ssports4, ssports4_state )

	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", TMS1100, 375000) // approximation - RC osc. R=47K, C=47pf
	MCFG_TMS1XXX_OUTPUT_PLA(ssports4_output_pla)
	MCFG_TMS1XXX_READ_K_CB(READ8(ssports4_state, read_k))
	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(ssports4_state, write_r))
	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(ssports4_state, write_o))

	MCFG_TIMER_DRIVER_ADD_PERIODIC("display_decay", hh_tms1k_state, display_decay_tick, attotime::from_msec(1))
	MCFG_DEFAULT_LAYOUT(layout_ssports4)

	/* sound hardware */
	MCFG_SPEAKER_STANDARD_MONO("mono")
	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END





/***************************************************************************

  Game driver(s)

***************************************************************************/

ROM_START( matchnum )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp0163", 0x0000, 0x0400, CRC(37507600) SHA1(b1d4d8ea563e97ef378b42c44cb3ea4eb6abe0d2) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common2_micro.pla", 0, 867, CRC(d33da3cf) SHA1(13c4ebbca227818db75e6db0d45b66ba5e207776) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_matchnum_output.pla", 0, 365, CRC(da29670c) SHA1(bcec28bf25dc8c81d08851ad8a3f4e89f413017a) )
ROM_END


ROM_START( mathmagi )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp1030", 0x0000, 0x0800, CRC(a81d7ccb) SHA1(4756ce42f1ea28ce5fe6498312f8306f10370969) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, BAD_DUMP CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) ) // not verified
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_mathmagi_output.pla", 0, 365, NO_DUMP )
ROM_END


ROM_START( bcheetah )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp0915", 0x0000, 0x0400, CRC(2968c81e) SHA1(d1e6691952600e88ccf626cb3d683419a1e8468c) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common2_micro.pla", 0, 867, CRC(d33da3cf) SHA1(13c4ebbca227818db75e6db0d45b66ba5e207776) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_bcheetah_output.pla", 0, 365, CRC(cc6d1ecd) SHA1(b0635a841d8850c36c1f414abe0571b81884b972) )
ROM_END


ROM_START( amaztron )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp3405", 0x0000, 0x0800, CRC(9cbc0009) SHA1(17772681271b59280687492f37fa0859998f041d) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common3_micro.pla", 0, 867, CRC(03574895) SHA1(04407cabfb3adee2ee5e4218612cb06c12c540f4) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_amaztron_output.pla", 0, 365, CRC(f3875384) SHA1(3c256a3db4f0aa9d93cf78124db39f4cbdc57e4a) )
ROM_END


ROM_START( zodiac )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp3435", 0x0000, 0x0800, CRC(ecdc3160) SHA1(a7e82d66314a039fcffeddf99919d9f9ad42d61d) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common3_micro.pla", 0, 867, BAD_DUMP CRC(03574895) SHA1(04407cabfb3adee2ee5e4218612cb06c12c540f4) ) // not verified
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_zodiac_output.pla", 0, 365, NO_DUMP )
ROM_END


ROM_START( cqback )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp3415.u4", 0x0000, 0x0800, CRC(65ebdabf) SHA1(9b5cf5adaf9132ced87f611ae8c3148b9b62ba89) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common3_micro.pla", 0, 867, CRC(03574895) SHA1(04407cabfb3adee2ee5e4218612cb06c12c540f4) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_cqback_output.pla", 0, 365, CRC(c6dcbfd0) SHA1(593b6b7de981a28d1b4a33336b39df92d02ed4f4) )
ROM_END


ROM_START( h2hfootb )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp3460.u3", 0x0000, 0x0800, CRC(3a4e53a8) SHA1(5052e706f992c6c4bada1fa7769589eec3df6471) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_h2hfootb_output.pla", 0, 365, CRC(c8d85873) SHA1(16bd6fc8e3cd16d5f8fd32d0c74e67de77f5487e) )
ROM_END


ROM_START( h2hbaseb )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp1525", 0x0000, 0x0800, CRC(b5d6bf9b) SHA1(2cc9f35f077c1209c46d16ec853af87e4725c2fd) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_h2hbaseb_output.pla", 0, 365, CRC(cb3d7e38) SHA1(6ab4a7c52e6010b7c7158463cb499973e52ff556) )
ROM_END


ROM_START( h2hboxing )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "m34018", 0x0000, 0x0800, CRC(e26a11a3) SHA1(aa2735088d709fa8d9188c4fb7982a53e3a8c1bc) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_h2hboxing_output.pla", 0, 365, CRC(ffb0e63d) SHA1(31ee3f779270a23f05f9ad508283d2569ef069f1) )
ROM_END


ROM_START( tc4 )
	ROM_REGION( 0x1000, "maincpu", 0 )
	ROM_LOAD( "mp7334", 0x0000, 0x1000, CRC(923f3821) SHA1(a9ae342d7ff8dae1dedcd1e4984bcfae68586581) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) )
	ROM_REGION( 557, "maincpu:opla", 0 )
	ROM_LOAD( "tms1400_tc4_output.pla", 0, 557, CRC(3b908725) SHA1(f83bf5faa5b3cb51f87adc1639b00d6f9a71ad19) )
ROM_END


ROM_START( cnbaskb )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp0907", 0x0000, 0x0400, CRC(35f84f0f) SHA1(744ca60bb853a2785184042e747530a9e02488f8) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common2_micro.pla", 0, 867, CRC(d33da3cf) SHA1(13c4ebbca227818db75e6db0d45b66ba5e207776) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_cnbaskb_output.pla", 0, 365, CRC(b4e28956) SHA1(8356112da71b351420a88d7e394e7d03e429368c) )
ROM_END


ROM_START( cmsport )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp0168.u1", 0x0000, 0x0400, CRC(0712a268) SHA1(bd4e23e5c17b28c52e7e769e44773cc9c8839bed) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common2_micro.pla", 0, 867, CRC(d33da3cf) SHA1(13c4ebbca227818db75e6db0d45b66ba5e207776) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_cmsport_output.pla", 0, 365, CRC(7defa140) SHA1(477e3cb55e79938d6acaa911e410f6dcb974c218) )
ROM_END


ROM_START( cnfball )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp0170", 0x0000, 0x0400, CRC(50e8a44f) SHA1(fea6ae03c4ef329d825f8688e6854df15023d47e) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common2_micro.pla", 0, 867, CRC(d33da3cf) SHA1(13c4ebbca227818db75e6db0d45b66ba5e207776) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_cnfball_output.pla", 0, 365, CRC(0af52f64) SHA1(b4cf450e4d895eddb67448aa69e4f18a5a84e033) )
ROM_END


ROM_START( cnfball2 )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp1181", 0x0000, 0x0800, CRC(4553a840) SHA1(2e1132c9bc51641f77ba7f2430b5a3b2766b3a3d) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, BAD_DUMP CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) ) // not verified
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_cnfball2_output.pla", 0, 365, NO_DUMP )
ROM_END


ROM_START( esoccer )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp0158.ic1", 0x0000, 0x0400, CRC(ae4581ea) SHA1(5f6881f8247094abf8cffb17f6e6586e94cff38c) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common2_micro.pla", 0, 867, CRC(d33da3cf) SHA1(13c4ebbca227818db75e6db0d45b66ba5e207776) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_esoccer_output.pla", 0, 365, CRC(c6eeabbd) SHA1(99d07902126b5a1c1abf43340f30d3390da5fa92) )
ROM_END


ROM_START( ebball )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp0914", 0x0000, 0x0400, CRC(3c6fb05b) SHA1(b2fe4b3ca72d6b4c9bfa84d67f64afdc215e7178) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common2_micro.pla", 0, 867, CRC(d33da3cf) SHA1(13c4ebbca227818db75e6db0d45b66ba5e207776) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_ebball_output.pla", 0, 365, CRC(062bf5bb) SHA1(8d73ee35444299595961225528b153e3a5fe66bf) )
ROM_END


ROM_START( ebball2 )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp0923", 0x0000, 0x0400, CRC(077acfe2) SHA1(a294ce7614b2cdb01c754a7a50d60d807e3f0939) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common2_micro.pla", 0, 867, CRC(d33da3cf) SHA1(13c4ebbca227818db75e6db0d45b66ba5e207776) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_ebball2_output.pla", 0, 365, CRC(adcd73d1) SHA1(d69e590d288ef99293d86716498f3971528e30de) )
ROM_END


ROM_START( ebball3 )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "6007_mp1204", 0x0000, 0x0800, CRC(987a29ba) SHA1(9481ae244152187d85349d1a08e439e798182938) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_ebball3_output.pla", 0, 365, CRC(00db663b) SHA1(6eae12503364cfb1f863df0e57970d3e766ec165) )
ROM_END


ROM_START( esbattle )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "en-6004_mp0920", 0x0000, 0x0400, CRC(7460c179) SHA1(be855054b4a98b05b34fd931d5c247c5c0f9b036) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common2_micro.pla", 0, 867, CRC(d33da3cf) SHA1(13c4ebbca227818db75e6db0d45b66ba5e207776) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_esbattle_output.pla", 0, 365, CRC(861b45a2) SHA1(a5a9dc9bef8adb761845ad548058b55e970517d3) )
ROM_END


ROM_START( einvader )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp1211", 0x0000, 0x0800, CRC(b6efbe8e) SHA1(d7d54921dab22bb0c2956c896a5d5b56b6f64969) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_einvader_output.pla", 0, 365, CRC(490158e1) SHA1(61cace1eb09244663de98d8fb04d9459b19668fd) )
ROM_END


ROM_START( efootb4 )
	ROM_REGION( 0x1000, "maincpu", 0 )
	ROM_LOAD( "6009_mp7551", 0x0000, 0x1000, CRC(54fa7244) SHA1(4d16bd825c4a2db76ca8a263c373ade15c20e270) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) )
	ROM_REGION( 557, "maincpu:opla", 0 )
	ROM_LOAD( "tms1400_efootb4_output.pla", 0, 557, CRC(5c87c753) SHA1(bde9d4aa1e57a718affd969475c0a1edcf60f444) )
ROM_END


ROM_START( ebaskb2 )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "6010_mp1218", 0x0000, 0x0800, CRC(0089ede8) SHA1(c8a79d5aca7e37b637a4d152150acba9f41aad96) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_ebaskb2_output.pla", 0, 365, CRC(c18103ae) SHA1(5a9bb8e1d95a9f6919b05ff9471fa0a8014b8b81) )
ROM_END


ROM_START( raisedvl )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp1221", 0x0000, 0x0800, CRC(782791cc) SHA1(214249406fcaf44efc6350022bd534e59ec69c88) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_raisedvl_output.pla", 0, 365, CRC(00db663b) SHA1(6eae12503364cfb1f863df0e57970d3e766ec165) )
ROM_END


ROM_START( gpoker )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp2105", 0x0000, 0x0800, CRC(95a8f5b4) SHA1(d14f00ba9f57e437264d972baa14a14a28ff8719) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_gpoker_output.pla", 0, 365, CRC(f7e2d812) SHA1(cc3abd89afb1d2145dc47636553ccd0ba7de70d9) )
ROM_END


ROM_START( gjackpot )
	ROM_REGION( 0x1000, "maincpu", 0 )
	ROM_LOAD( "mpf553", 0x0000, 0x1000, CRC(f45fd008) SHA1(8d5d6407a8a031a833ceedfb931f5c9d2725ecd0) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) )
	ROM_REGION( 557, "maincpu:opla", 0 )
	ROM_LOAD( "tms1400_gjackpot_output.pla", 0, 557, CRC(50e471a7) SHA1(9d862cb9f51a563882b62662c5bfe61b52e3df00) )
ROM_END


ROM_START( ginv1000 )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp2139", 0x0000, 0x0800, CRC(036eab37) SHA1(0795878ad89296f7a6a0314c6e4db23c1cc3673e) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_ginv1000_output.pla", 0, 365, CRC(b0a5dc41) SHA1(d94746ec48661998173e7f60ccc7c96e56b3484e) )

	ROM_REGION( 226185, "svg", 0)
	ROM_LOAD( "ginv1000.svg", 0, 226185, CRC(1e1bafd1) SHA1(15868ef0c9dadbf537fed0e2d846451ba99fab7b) ) // by kevtris, ver. 13 jan 2017
ROM_END


ROM_START( fxmcr165 )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp1312", 0x0000, 0x0800, CRC(6efc8bcc) SHA1(ced8a02b472a3178073691d3dccc0f19f57428fd) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_fxmcr165_output.pla", 0, 365, CRC(ce656866) SHA1(40e1614f5afcc7572fda596e1be453d54e95af0c) )
ROM_END


ROM_START( elecdet )
	ROM_REGION( 0x1000, "maincpu", 0 )
	ROM_LOAD( "mp6100a", 0x0000, 0x1000, CRC(6f396bb8) SHA1(1f104d4ca9bee0d4572be4779b7551dfe20c4f04) )

	ROM_REGION( 1246, "maincpu:ipla", 0 )
	ROM_LOAD( "tms0980_common1_instr.pla", 0, 1246, CRC(42db9a38) SHA1(2d127d98028ec8ec6ea10c179c25e447b14ba4d0) )
	ROM_REGION( 1982, "maincpu:mpla", 0 )
	ROM_LOAD( "tms0980_common1_micro.pla", 0, 1982, CRC(3709014f) SHA1(d28ee59ded7f3b9dc3f0594a32a98391b6e9c961) )
	ROM_REGION( 352, "maincpu:opla", 0 )
	ROM_LOAD( "tms0980_elecdet_output.pla", 0, 352, CRC(5d12c24a) SHA1(e486802151a704c6273d4a8682c9c374d27d1e6d) )
	ROM_REGION( 157, "maincpu:spla", 0 )
	ROM_LOAD( "tms0980_common1_segment.pla", 0, 157, CRC(399aa481) SHA1(72c56c58fde3fbb657d69647a9543b5f8fc74279) )
ROM_END


ROM_START( starwbc )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp3438a", 0x0000, 0x0800, CRC(c12b7069) SHA1(d1f39c69a543c128023ba11cc6228bacdfab04de) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common3_micro.pla", 0, 867, CRC(03574895) SHA1(04407cabfb3adee2ee5e4218612cb06c12c540f4) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_starwbc_output.pla", 0, 365, CRC(d358a76d) SHA1(06b60b207540e9b726439141acadea9aba718013) )
ROM_END

ROM_START( starwbcp )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "us4270755", 0x0000, 0x0800, BAD_DUMP CRC(fb3332f2) SHA1(a79ac81e239983cd699b7cfcc55f89b203b2c9ec) ) // from patent US4270755, may have errors

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common3_micro.pla", 0, 867, CRC(03574895) SHA1(04407cabfb3adee2ee5e4218612cb06c12c540f4) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_starwbc_output.pla", 0, 365, CRC(d358a76d) SHA1(06b60b207540e9b726439141acadea9aba718013) )
ROM_END


ROM_START( astro )
	ROM_REGION( 0x1000, "maincpu", 0 )
	ROM_LOAD( "mp1133", 0x0000, 0x1000, CRC(bc21109c) SHA1(05a433cce587d5c0c2d28b5fda5f0853ea6726bf) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) )
	ROM_REGION( 557, "maincpu:opla", 0 )
	ROM_LOAD( "tms1400_astro_output.pla", 0, 557, CRC(eb08957e) SHA1(62ae0d13a1eaafb34f1b27d7df51441b400ccd56) )
ROM_END


ROM_START( elecbowl )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp3403.u9", 0x0000, 0x0800, CRC(9eabaa7d) SHA1(b1f54587ed7f2bbf3a5d49075c807296384c2b06) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common3_micro.pla", 0, 867, BAD_DUMP CRC(03574895) SHA1(04407cabfb3adee2ee5e4218612cb06c12c540f4) ) // not verified
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_elecbowl_output.pla", 0, 365, NO_DUMP )
ROM_END


ROM_START( mdndclab )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "m34012", 0x0000, 0x0800, CRC(e851fccd) SHA1(158362c2821678a51554e02dbb2f9ef5aaf5f59f) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_mdndclab_output.pla", 0, 365, CRC(592b40ba) SHA1(63a2531278a665ace54c541101e052eb84413511) )
ROM_END


ROM_START( comp4 )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "tmc0904nl_cp0904a", 0x0000, 0x0400, CRC(6233ee1b) SHA1(738e109b38c97804b4ec52bed80b00a8634ad453) )

	ROM_REGION( 782, "maincpu:ipla", 0 )
	ROM_LOAD( "tms0970_common2_instr.pla", 0, 782, CRC(e038fc44) SHA1(dfc280f6d0a5828d1bb14fcd59ac29caf2c2d981) )
	ROM_REGION( 860, "maincpu:mpla", 0 )
	ROM_LOAD( "tms0970_comp4_micro.pla", 0, 860, CRC(ee9d7d9e) SHA1(25484e18f6a07f7cdb21a07220e2f2a82fadfe7b) )
	ROM_REGION( 352, "maincpu:opla", 0 )
	ROM_LOAD( "tms0980_comp4_output.pla", 0, 352, CRC(144ce2d5) SHA1(459b92ad62421932df61b7e3965f1821f9636a2c) )
	ROM_REGION( 157, "maincpu:spla", 0 )
	ROM_LOAD( "tms0980_comp4_segment.pla", 0, 157, CRC(73426b07) SHA1(311be3f95a97936b6d1a4dcfa7746da26318ce54) )
ROM_END


ROM_START( bship )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp3201", 0x0000, 0x0400, CRC(bf6104a6) SHA1(8d28b43a2aa39dcbbe71f669cdafc518715812c9) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common1_micro.pla", 0, 867, CRC(4becec19) SHA1(3c8a9be0f00c88c81f378b76886c39b10304f330) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_bship_output.pla", 0, 365, CRC(ea0570b0) SHA1(6eb803b40717486d7b24939985f245327ac8a7e9) )
ROM_END

ROM_START( bshipb )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp3208", 0x0000, 0x0400, CRC(982fa720) SHA1(1c6dbbe7b9e55d62a510225a88cd2de55fe9b181) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common1_micro.pla", 0, 867, CRC(4becec19) SHA1(3c8a9be0f00c88c81f378b76886c39b10304f330) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_bshipb_output.pla", 0, 365, BAD_DUMP CRC(74a9a244) SHA1(479c1f1e37cf8f75352e10226b20322906bee813) ) // part of decap photo was obscured
ROM_END


ROM_START( simon )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "tms1000.u1", 0x0000, 0x0400, CRC(9961719d) SHA1(35dddb018a8a2b31f377ab49c1f0cb76951b81c0) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_simon_micro.pla", 0, 867, CRC(52f7c1f1) SHA1(dbc2634dcb98eac173ad0209df487cad413d08a5) )
	ROM_REGION( 365, "maincpu:opla", 0 ) // unused
	ROM_LOAD( "tms1000_simon_output.pla", 0, 365, CRC(2943c71b) SHA1(bd5bb55c57e7ba27e49c645937ec1d4e67506601) )
ROM_END


ROM_START( ssimon )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp3476", 0x0000, 0x0800, CRC(98200571) SHA1(cbd0bcfc11a534aa0be5d011584cdcac58ff437a) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) )
	ROM_REGION( 365, "maincpu:opla", 0 ) // unused
	ROM_LOAD( "tms1100_ssimon_output.pla", 0, 365, CRC(0fea09b0) SHA1(27a56fcf2b490e9a7dbbc6ad48cc8aaca4cada94) )
ROM_END


ROM_START( bigtrak )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp3301a", 0x0000, 0x0400, CRC(1351bcdd) SHA1(68865389c25b541c09a742be61f8fb6488134d4e) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_bigtrak_micro.pla", 0, 867, CRC(80912d0a) SHA1(7ae5293ed4d93f5b7a64d43fe30c3639f39fbe5a) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_bigtrak_output.pla", 0, 365, CRC(63be45f6) SHA1(918e38a223152db883c1a6f7acf56e87d7074734) )
ROM_END


ROM_START( mbdtower )
	ROM_REGION( 0x1000, "maincpu", 0 )
	ROM_LOAD( "mp7332", 0x0000, 0x1000, CRC(ebeab91a) SHA1(7edbff437da371390fa8f28b3d183f833eaa9be9) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) )
	ROM_REGION( 557, "maincpu:opla", 0 )
	ROM_LOAD( "tms1400_mbdtower_output.pla", 0, 557, CRC(64c84697) SHA1(72ce6d24cedf9c606f1742cd5620f75907246e87) )
ROM_END


ROM_START( cnsector )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp0905bnl_za0379", 0x0000, 0x0400, CRC(201036e9) SHA1(b37fef86bb2bceaf0ac8bb3745b4702d17366914) )

	ROM_REGION( 782, "maincpu:ipla", 0 )
	ROM_LOAD( "tms0970_common2_instr.pla", 0, 782, CRC(e038fc44) SHA1(dfc280f6d0a5828d1bb14fcd59ac29caf2c2d981) )
	ROM_REGION( 860, "maincpu:mpla", 0 )
	ROM_LOAD( "tms0970_cnsector_micro.pla", 0, 860, CRC(059f5bb4) SHA1(2653766f9fd74d41d44013bb6f54c0973a6080c9) )
	ROM_REGION( 352, "maincpu:opla", 0 )
	ROM_LOAD( "tms0980_cnsector_output.pla", 0, 352, CRC(c8bfb9d2) SHA1(30c3c73cec194debdcb1dd01b4adfefaeddf9516) )
	ROM_REGION( 157, "maincpu:spla", 0 )
	ROM_LOAD( "tms0980_common2_segment.pla", 0, 157, CRC(c03cccd8) SHA1(08bc4b597686a7aa8b2c9f43b85b62747ffd455b) )
ROM_END


ROM_START( merlin )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp3404", 0x0000, 0x0800, CRC(7515a75d) SHA1(76ca3605d3fde1df62f79b9bb1f534c2a2ae0229) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common3_micro.pla", 0, 867, CRC(03574895) SHA1(04407cabfb3adee2ee5e4218612cb06c12c540f4) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_merlin_output.pla", 0, 365, CRC(3921b074) SHA1(12bd58e4d6676eb8c7059ef53598279e4f1a32ea) )
ROM_END


ROM_START( mmerlin )
	ROM_REGION( 0x1000, "maincpu", 0 )
	ROM_LOAD( "mp7351", 0x0000, 0x1000, CRC(0f7a4c83) SHA1(242c1278ddfe92c28fd7cd87300e48e7a4827831) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) )
	ROM_REGION( 557, "maincpu:opla", 0 )
	ROM_LOAD( "tms1400_mmerlin_output.pla", 0, 557, CRC(fd3dcd93) SHA1(f2afc52df700daa0eb7356c7876af9b2966f971b) )
ROM_END


ROM_START( stopthief )
	ROM_REGION( 0x1000, "maincpu", 0 )
	ROM_LOAD( "mp6101b", 0x0000, 0x1000, CRC(8bde5bb4) SHA1(8c318fcce67acc24c7ae361f575f28ec6f94665a) )

	ROM_REGION( 1246, "maincpu:ipla", 0 )
	ROM_LOAD( "tms0980_common1_instr.pla", 0, 1246, CRC(42db9a38) SHA1(2d127d98028ec8ec6ea10c179c25e447b14ba4d0) )
	ROM_REGION( 1982, "maincpu:mpla", 0 )
	ROM_LOAD( "tms0980_common1_micro.pla", 0, 1982, CRC(3709014f) SHA1(d28ee59ded7f3b9dc3f0594a32a98391b6e9c961) )
	ROM_REGION( 352, "maincpu:opla", 0 )
	ROM_LOAD( "tms0980_stopthief_output.pla", 0, 352, CRC(680ca1c1) SHA1(dea6365f2e6b50a52f1a8f1d8417176b905d2bc9) )
	ROM_REGION( 157, "maincpu:spla", 0 )
	ROM_LOAD( "tms0980_common1_segment.pla", 0, 157, CRC(399aa481) SHA1(72c56c58fde3fbb657d69647a9543b5f8fc74279) )
ROM_END

ROM_START( stopthiefp )
	ROM_REGION( 0x1000, "maincpu", 0 )
	ROM_LOAD16_WORD( "us4341385", 0x0000, 0x1000, CRC(07aec38a) SHA1(0a3d0956495c0d6d9ea771feae6c14a473a800dc) ) // from patent US4341385, data should be correct (it included checksums)

	ROM_REGION( 1246, "maincpu:ipla", 0 )
	ROM_LOAD( "tms0980_common1_instr.pla", 0, 1246, CRC(42db9a38) SHA1(2d127d98028ec8ec6ea10c179c25e447b14ba4d0) )
	ROM_REGION( 1982, "maincpu:mpla", 0 )
	ROM_LOAD( "tms0980_common1_micro.pla", 0, 1982, CRC(3709014f) SHA1(d28ee59ded7f3b9dc3f0594a32a98391b6e9c961) )
	ROM_REGION( 352, "maincpu:opla", 0 )
	ROM_LOAD( "tms0980_stopthief_output.pla", 0, 352, CRC(680ca1c1) SHA1(dea6365f2e6b50a52f1a8f1d8417176b905d2bc9) )
	ROM_REGION( 157, "maincpu:spla", 0 )
	ROM_LOAD( "tms0980_common1_segment.pla", 0, 157, CRC(399aa481) SHA1(72c56c58fde3fbb657d69647a9543b5f8fc74279) )
ROM_END


ROM_START( bankshot )
	ROM_REGION( 0x1000, "maincpu", 0 )
	ROM_LOAD( "mp7313", 0x0000, 0x1000, CRC(7a5016a9) SHA1(a8730dc8a282ffaa3d89e675f371d43eb39f39b4) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) )
	ROM_REGION( 557, "maincpu:opla", 0 )
	ROM_LOAD( "tms1400_bankshot_output.pla", 0, 557, CRC(7539283b) SHA1(f791fa98259fc10c393ff1961d4c93040f1a2932) )
ROM_END


ROM_START( splitsec )
	ROM_REGION( 0x1000, "maincpu", 0 )
	ROM_LOAD( "mp7314", 0x0000, 0x1000, CRC(e94b2098) SHA1(f0fc1f56a829252185592a2508740354c50bedf8) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) )
	ROM_REGION( 557, "maincpu:opla", 0 )
	ROM_LOAD( "tms1400_splitsec_output.pla", 0, 557, CRC(7539283b) SHA1(f791fa98259fc10c393ff1961d4c93040f1a2932) )
ROM_END


ROM_START( lostreas )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "m34038", 0x0000, 0x0800, CRC(4c996f63) SHA1(ebbaa8b2f909f4300887aa2dbdb7185eedc75d3f) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_lostreas_output.pla", 0, 365, CRC(c62d850f) SHA1(d25974e6901eb10c52cdda12e6d4a13e26745e6f) )
ROM_END


ROM_START( tcfball )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp1193", 0x0000, 0x0800, CRC(7d9f446f) SHA1(bb6af47b42d989494f21475a73f072cddf58c99f) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_tcfball_output.pla", 0, 365, CRC(26b2996e) SHA1(df0e706c552bf74123aa65e71b0c9b4d33cddb2b) )
ROM_END

ROM_START( tcfballa )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp1183", 0x0000, 0x0800, CRC(2a4db1d5) SHA1(5df15d1115bb425578ad522d607a582dd478f35c) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, BAD_DUMP CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) ) // not verified
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_tcfballa_output.pla", 0, 365, NO_DUMP )
ROM_END


ROM_START( tandy12 )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "cd7282sl", 0x0000, 0x0800, CRC(a10013dd) SHA1(42ebd3de3449f371b99937f9df39c240d15ac686) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, BAD_DUMP CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) ) // not verified
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_tandy12_output.pla", 0, 365, NO_DUMP )
ROM_END


ROM_START( monkeysee )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp0271", 0x0000, 0x0400, CRC(acab0f05) SHA1(226f7688caf4a94a88241d3b61ddc4254e4a918c) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_monkeysee_micro.pla", 0, 867, CRC(368d878f) SHA1(956e700a04f453c1610cfdb974fce898ba4cf01f) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_monkeysee_output.pla", 0, 365, CRC(8a010e89) SHA1(3ffbabc5d6c9b34cc06d290817d15b2be42d8b17) )
ROM_END


ROM_START( speechp )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "tms1007nl", 0x0000, 0x0400, CRC(c2669d5c) SHA1(7943d6f39508a9a82bc21e4fe34a5b9f86e3add2) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common1_micro.pla", 0, 867, CRC(4becec19) SHA1(3c8a9be0f00c88c81f378b76886c39b10304f330) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_speechp_output.pla", 0, 365, CRC(e1b4197f) SHA1(258f4276a9f15c9bfbfa58df2f7202aed1542fdc) )

	ROM_REGION( 0x0800, "speech", 0 )
	ROM_LOAD("s14007-a", 0x0000, 0x0800, CRC(543b46d4) SHA1(99daf7fe3354c378b4bd883840c9bbd22b22ebe7) )
ROM_END


ROM_START( copycat )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp0919", 0x0000, 0x0400, CRC(92a21299) SHA1(16daadb8dbf53aaab8a71833017b4a578d035d6d) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common2_micro.pla", 0, 867, CRC(d33da3cf) SHA1(13c4ebbca227818db75e6db0d45b66ba5e207776) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_copycat_output.pla", 0, 365, CRC(b1d0c96d) SHA1(ac1a003eab3f69e09e9050cb24ea17211e0523fe) )
ROM_END

ROM_START( copycatm2 )
	ROM_REGION( 0x0200, "maincpu", 0 )
	ROM_LOAD( "mp3005n", 0x0000, 0x0200, CRC(a87649cb) SHA1(14ef7967a80578885f0b905772c3bb417b5b3255) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_copycatm2_micro.pla", 0, 867, CRC(2710d8ef) SHA1(cb7a13bfabedad43790de753844707fe829baed0) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_copycatm2_output.pla", 0, 365, CRC(d1999aaf) SHA1(0c27789b349e491d5230f9c75c4741e621f5a14e) )
ROM_END


ROM_START( ditto )
	ROM_REGION( 0x0200, "maincpu", 0 )
	ROM_LOAD( "mp1801", 0x0000, 0x0200, CRC(cee6043b) SHA1(4ec334be6835688413637ff9d9d7a5f0d61eba27) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_ditto_micro.pla", 0, 867, CRC(2710d8ef) SHA1(cb7a13bfabedad43790de753844707fe829baed0) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_ditto_output.pla", 0, 365, CRC(2b708a27) SHA1(e95415e51ffbe5da3bde1484fcd20467dde9f09a) )
ROM_END


ROM_START( 7in1ss )
	ROM_REGION( 0x1000, "maincpu", 0 )
	ROM_LOAD( "mp7304", 0x0000, 0x1000, CRC(2a1c8390) SHA1(fa10e60686af6828a61f05046abc3854ab49af95) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) )
	ROM_REGION( 557, "maincpu:opla", 0 )
	ROM_LOAD( "tms1400_7in1ss_output.pla", 0, 557, CRC(6b7660f7) SHA1(bb7d58fa04e7606ccdf5b209e1b089948bdd1e7c) )
ROM_END


ROM_START( tbreakup )
	ROM_REGION( 0x0400, "maincpu", 0 )
	ROM_LOAD( "mp2726a", 0x0000, 0x0400, CRC(1f7c28e2) SHA1(164cda4eb3f0b1d20955212a197c9aadf8d18a06) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1000_common2_micro.pla", 0, 867, CRC(d33da3cf) SHA1(13c4ebbca227818db75e6db0d45b66ba5e207776) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1000_tbreakup_output.pla", 0, 365, CRC(a1ea035e) SHA1(fcf0b57ed90b41441a8974223a697f530daac0ab) )
ROM_END


ROM_START( phpball )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp1180", 0x0000, 0x0800, CRC(2163b92d) SHA1(bc53d1911e88b4e89d951c6f769703105c13389c) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) )
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_phpball_output.pla", 0, 365, CRC(87e67aaf) SHA1(ebc7bae1352f39173f1bf0dc10cdc6f635dedab4) )
ROM_END


ROM_START( ssports4 )
	ROM_REGION( 0x0800, "maincpu", 0 )
	ROM_LOAD( "mp1219", 0x0000, 0x0800, CRC(865c06d6) SHA1(12a625a13bdb57b82b35c42b175d38756a1e2e04) )

	ROM_REGION( 867, "maincpu:mpla", 0 )
	ROM_LOAD( "tms1100_common2_micro.pla", 0, 867, BAD_DUMP CRC(7cc90264) SHA1(c6e1cf1ffb178061da9e31858514f7cd94e86990) ) // not verified
	ROM_REGION( 365, "maincpu:opla", 0 )
	ROM_LOAD( "tms1100_ssports4_output.pla", 0, 365, NO_DUMP )
ROM_END



/*    YEAR  NAME       PARENT COMPAT MACHINE   INPUT      INIT              COMPANY, FULLNAME, FLAGS */
CONS( 1979, matchnum,  0,        0, matchnum,  matchnum,  driver_device, 0, "A-One LSI", "Match Number", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )

COMP( 1980, mathmagi,  0,        0, mathmagi,  mathmagi,  driver_device, 0, "APF Electronics Inc.", "Mathemagician", MACHINE_SUPPORTS_SAVE | MACHINE_NO_SOUND_HW )

CONS( 1979, bcheetah,  0,        0, bcheetah,  bcheetah,  driver_device, 0, "Bandai", "System Control Car: Cheetah", MACHINE_SUPPORTS_SAVE | MACHINE_NO_SOUND_HW | MACHINE_MECHANICAL ) // ***

CONS( 1978, amaztron,  0,        0, amaztron,  amaztron,  driver_device, 0, "Coleco", "Amaze-A-Tron", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) // ***
COMP( 1979, zodiac,    0,        0, zodiac,    zodiac,    driver_device, 0, "Coleco", "Zodiac - The Astrology Computer", MACHINE_SUPPORTS_SAVE )
CONS( 1978, cqback,    0,        0, cqback,    cqback,    driver_device, 0, "Coleco", "Electronic Quarterback", MACHINE_SUPPORTS_SAVE )
CONS( 1980, h2hfootb,  0,        0, h2hfootb,  h2hfootb,  driver_device, 0, "Coleco", "Head to Head Football", MACHINE_SUPPORTS_SAVE )
CONS( 1980, h2hbaseb,  0,        0, h2hbaseb,  h2hbaseb,  driver_device, 0, "Coleco", "Head to Head Baseball", MACHINE_SUPPORTS_SAVE )
CONS( 1981, h2hboxing, 0,        0, h2hboxing, h2hboxing, driver_device, 0, "Coleco", "Head to Head Boxing", MACHINE_SUPPORTS_SAVE )
CONS( 1981, tc4,       0,        0, tc4,       tc4,       driver_device, 0, "Coleco", "Total Control 4", MACHINE_SUPPORTS_SAVE | MACHINE_REQUIRES_ARTWORK )

CONS( 1979, cnbaskb,   0,        0, cnbaskb,   cnbaskb,   driver_device, 0, "Conic", "Electronic Basktetball (Conic)", MACHINE_SUPPORTS_SAVE )
CONS( 1979, cmsport,   0,        0, cmsport,   cmsport,   driver_device, 0, "Conic", "Electronic Multisport", MACHINE_SUPPORTS_SAVE | MACHINE_REQUIRES_ARTWORK )
CONS( 1979, cnfball,   0,        0, cnfball,   cnfball,   driver_device, 0, "Conic", "Electronic Football (Conic, TMS1000 version)", MACHINE_SUPPORTS_SAVE )
CONS( 1979, cnfball2,  0,        0, cnfball2,  cnfball2,  driver_device, 0, "Conic", "Electronic Football II (Conic)", MACHINE_SUPPORTS_SAVE )

CONS( 1979, esoccer,   0,        0, esoccer,   esoccer,   driver_device, 0, "Entex", "Electronic Soccer (Entex)", MACHINE_SUPPORTS_SAVE )
CONS( 1979, ebball,    0,        0, ebball,    ebball,    driver_device, 0, "Entex", "Electronic Baseball (Entex)", MACHINE_SUPPORTS_SAVE )
CONS( 1979, ebball2,   0,        0, ebball2,   ebball2,   driver_device, 0, "Entex", "Electronic Baseball 2 (Entex)", MACHINE_SUPPORTS_SAVE )
CONS( 1980, ebball3,   0,        0, ebball3,   ebball3,   driver_device, 0, "Entex", "Electronic Baseball 3 (Entex)", MACHINE_SUPPORTS_SAVE )
CONS( 1979, esbattle,  0,        0, esbattle,  esbattle,  driver_device, 0, "Entex", "Space Battle (Entex)", MACHINE_SUPPORTS_SAVE )
CONS( 1980, einvader,  0,        0, einvader,  einvader,  driver_device, 0, "Entex", "Space Invader (Entex, TMS1100 version)", MACHINE_SUPPORTS_SAVE | MACHINE_REQUIRES_ARTWORK )
CONS( 1980, efootb4 ,  0,        0, efootb4,   efootb4,   driver_device, 0, "Entex", "Color Football 4 (Entex)", MACHINE_SUPPORTS_SAVE )
CONS( 1980, ebaskb2 ,  0,        0, ebaskb2,   ebaskb2,   driver_device, 0, "Entex", "Electronic Basketball 2 (Entex)", MACHINE_SUPPORTS_SAVE )
CONS( 1980, raisedvl,  0,        0, raisedvl,  raisedvl,  driver_device, 0, "Entex", "Raise The Devil", MACHINE_SUPPORTS_SAVE )

CONS( 1979, gpoker,    0,        0, gpoker,    gpoker,    driver_device, 0, "Gakken", "Poker (Gakken, 1979 version)", MACHINE_SUPPORTS_SAVE )
CONS( 1980, gjackpot,  0,        0, gjackpot,  gjackpot,  driver_device, 0, "Gakken", "Jackpot: Gin Rummy & Black Jack", MACHINE_SUPPORTS_SAVE )
CONS( 1982, ginv1000,  0,        0, ginv1000,  ginv1000,  driver_device, 0, "Gakken", "Galaxy Invader 1000", MACHINE_SUPPORTS_SAVE )
COMP( 1983, fxmcr165,  0,        0, fxmcr165,  fxmcr165,  driver_device, 0, "Gakken", "FX-Micom R-165", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )

CONS( 1979, elecdet,   0,        0, elecdet,   elecdet,   driver_device, 0, "Ideal", "Electronic Detective", MACHINE_SUPPORTS_SAVE ) // ***

CONS( 1979, starwbc,   0,        0, starwbc,   starwbc,   driver_device, 0, "Kenner", "Star Wars - Electronic Battle Command", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
CONS( 1979, starwbcp,  starwbc,  0, starwbc,   starwbc,   driver_device, 0, "Kenner", "Star Wars - Electronic Battle Command (patent)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )

COMP( 1979, astro,     0,        0, astro,     astro,     driver_device, 0, "Kosmos", "Astro", MACHINE_SUPPORTS_SAVE | MACHINE_NO_SOUND_HW )

CONS( 1978, elecbowl,  0,        0, elecbowl,  elecbowl,  driver_device, 0, "Marx", "Electronic Bowling (Marx)", MACHINE_SUPPORTS_SAVE | MACHINE_IMPERFECT_SOUND | MACHINE_MECHANICAL | MACHINE_NOT_WORKING ) // ***

CONS( 1980, mdndclab,  0,        0, mdndclab,  mdndclab,  driver_device, 0, "Mattel", "Dungeons & Dragons - Computer Labyrinth Game", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) // ***

CONS( 1977, comp4,     0,        0, comp4,     comp4,     driver_device, 0, "Milton Bradley", "Comp IV", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK | MACHINE_NO_SOUND_HW )
CONS( 1977, bship,     0,        0, bship,     bship,     driver_device, 0, "Milton Bradley", "Electronic Battleship (1977 version, model 4750A)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK | MACHINE_NO_SOUND | MACHINE_NOT_WORKING ) // ***
CONS( 1977, bshipb,    bship,    0, bshipb,    bship,     driver_device, 0, "Milton Bradley", "Electronic Battleship (1977 version, model 4750B)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK | MACHINE_IMPERFECT_SOUND | MACHINE_NOT_WORKING ) // ***
CONS( 1978, simon,     0,        0, simon,     simon,     driver_device, 0, "Milton Bradley", "Simon (Rev. A)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
CONS( 1979, ssimon,    0,        0, ssimon,    ssimon,    driver_device, 0, "Milton Bradley", "Super Simon", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
CONS( 1979, bigtrak,   0,        0, bigtrak,   bigtrak,   driver_device, 0, "Milton Bradley", "Big Trak", MACHINE_SUPPORTS_SAVE | MACHINE_MECHANICAL ) // ***
CONS( 1981, mbdtower,  0,        0, mbdtower,  mbdtower,  driver_device, 0, "Milton Bradley", "Dark Tower (Milton Bradley)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK | MACHINE_MECHANICAL ) // ***

CONS( 1977, cnsector,  0,        0, cnsector,  cnsector,  driver_device, 0, "Parker Brothers", "Code Name: Sector", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK | MACHINE_NO_SOUND_HW ) // ***
CONS( 1978, merlin,    0,        0, merlin,    merlin,    driver_device, 0, "Parker Brothers", "Merlin - The Electronic Wizard", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
CONS( 1979, stopthief, 0,        0, stopthief, stopthief, driver_device, 0, "Parker Brothers", "Stop Thief (Electronic Crime Scanner)", MACHINE_SUPPORTS_SAVE ) // ***
CONS( 1979, stopthiefp,stopthief,0, stopthief, stopthief, driver_device, 0, "Parker Brothers", "Stop Thief (Electronic Crime Scanner) (patent)", MACHINE_SUPPORTS_SAVE | MACHINE_NOT_WORKING ) // ***
CONS( 1980, bankshot,  0,        0, bankshot,  bankshot,  driver_device, 0, "Parker Brothers", "Bank Shot - Electronic Pool", MACHINE_SUPPORTS_SAVE )
CONS( 1980, splitsec,  0,        0, splitsec,  splitsec,  driver_device, 0, "Parker Brothers", "Split Second", MACHINE_SUPPORTS_SAVE )
CONS( 1982, mmerlin,   0,        0, mmerlin,   mmerlin,   driver_device, 0, "Parker Brothers", "Master Merlin", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
CONS( 1982, lostreas,  0,        0, lostreas,  lostreas,  driver_device, 0, "Parker Brothers", "Lost Treasure - The Electronic Deep-Sea Diving Game (Electronic Dive-Control Center)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) // ***

CONS( 1980, tcfball,   0,        0, tcfball,   tcfball,   driver_device, 0, "Tandy Radio Shack", "Championship Football (model 60-2150)", MACHINE_SUPPORTS_SAVE )
CONS( 1980, tcfballa,  tcfball,  0, tcfballa,  tcfballa,  driver_device, 0, "Tandy Radio Shack", "Championship Football (model 60-2151)", MACHINE_SUPPORTS_SAVE )
CONS( 1981, tandy12,   0,        0, tandy12,   tandy12,   driver_device, 0, "Tandy Radio Shack", "Tandy-12: Computerized Arcade", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) // some of the minigames: ***
CONS( 1982, monkeysee, 0,        0, monkeysee, monkeysee, driver_device, 0, "Tandy Radio Shack", "Monkey See (1982 version)", MACHINE_SUPPORTS_SAVE )

COMP( 1976, speechp,   0,        0, speechp,   speechp,   driver_device, 0, "Telesensory Systems, Inc.", "Speech+", MACHINE_SUPPORTS_SAVE )

CONS( 1979, copycat,   0,        0, copycat,   copycat,   driver_device, 0, "Tiger Electronics", "Copy Cat (model 7-520)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
CONS( 1989, copycatm2, copycat,  0, copycatm2, copycatm2, driver_device, 0, "Tiger Electronics", "Copy Cat (model 7-522)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
CONS( 1981, ditto,     0,        0, ditto,     ditto,     driver_device, 0, "Tiger Electronics", "Ditto", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
CONS( 1982, 7in1ss,    0,        0, ss7in1,    ss7in1,    driver_device, 0, "Tiger Electronics", "7 in 1 Sports Stadium", MACHINE_SUPPORTS_SAVE | MACHINE_REQUIRES_ARTWORK )

CONS( 1979, tbreakup,  0,        0, tbreakup,  tbreakup,  driver_device, 0, "Tomy", "Break Up (Tomy)", MACHINE_SUPPORTS_SAVE )
CONS( 1980, phpball,   0,        0, phpball,   phpball,   driver_device, 0, "Tomy", "Power House Pinball", MACHINE_SUPPORTS_SAVE | MACHINE_REQUIRES_ARTWORK )

CONS( 1980, ssports4,  0,        0, ssports4,  ssports4,  driver_device, 0, "U.S. Games", "Super Sports-4", MACHINE_SUPPORTS_SAVE | MACHINE_REQUIRES_ARTWORK )

// ***: As far as MAME is concerned, the game is emulated fine. But for it to be playable, it requires interaction
// with other, unemulatable, things eg. game board/pieces, playing cards, pen & paper, etc.