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// license:BSD-3-Clause
// copyright-holders:hap
/******************************************************************************
*
* Fidelity Electronics chess machines base class
*
******************************************************************************/
#include "emu.h"
#include "sound/dac.h"
#include "sound/s14001a.h"
#include "bus/generic/slot.h"
#include "bus/generic/carts.h"
#include "softlist.h"
class fidelbase_state : public driver_device
{
public:
fidelbase_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_inp_matrix(*this, "IN.%u", 0),
m_speech(*this, "speech"),
m_speech_rom(*this, "speech"),
m_dac(*this, "dac"),
m_cart(*this, "cartslot"),
m_display_wait(33),
m_display_maxy(1),
m_display_maxx(0)
{ }
// devices/pointers
required_device<cpu_device> m_maincpu;
optional_ioport_array<11> m_inp_matrix; // max 11
optional_device<s14001a_device> m_speech;
optional_region_ptr<u8> m_speech_rom;
optional_device<dac_bit_interface> m_dac;
optional_device<generic_slot_device> m_cart;
// misc common
u16 m_inp_mux; // multiplexed keypad/leds mask
u16 m_led_select;
u32 m_7seg_data; // data for seg leds
u16 m_led_data;
u8 m_speech_data;
u8 m_speech_bank; // speech rom higher address bits
u16 read_inputs(int columns);
DECLARE_DEVICE_IMAGE_LOAD_MEMBER(scc_cartridge);
// display common
int m_display_wait; // led/lamp off-delay in microseconds (default 33ms)
int m_display_maxy; // display matrix number of rows
int m_display_maxx; // display matrix number of columns (max 31 for now)
u32 m_display_state[0x20]; // display matrix rows data (last bit is used for always-on)
u16 m_display_segmask[0x20]; // if not 0, display matrix row is a digit, mask indicates connected segments
u32 m_display_cache[0x20]; // (internal use)
u8 m_display_decay[0x20][0x20]; // (internal use)
TIMER_DEVICE_CALLBACK_MEMBER(display_decay_tick);
void display_update();
void set_display_size(int maxx, int maxy);
void set_display_segmask(u32 digits, u32 mask);
void display_matrix(int maxx, int maxy, u32 setx, u32 sety, bool update = true);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
};
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