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Diffstat (limited to 'src/mame/drivers/ep64.cpp')
-rw-r--r-- | src/mame/drivers/ep64.cpp | 691 |
1 files changed, 0 insertions, 691 deletions
diff --git a/src/mame/drivers/ep64.cpp b/src/mame/drivers/ep64.cpp deleted file mode 100644 index 17fb5f1018f..00000000000 --- a/src/mame/drivers/ep64.cpp +++ /dev/null @@ -1,691 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Curt Coder -/********************************************************************** - - Enterprise Sixty Four / One Two Eight emulation - -**********************************************************************/ - -/* - -Enterprise Sixty Four / Enterprise One Two Eight -Enterprise Computers Ltd. 1985 - -MAIN PCB Layout ---------------- - DUAL -|-----------| 9V TAPE_IN/OUT RES -|HEATSINK | DC_IN MON1 AND REMOTE SR1 PR1 CN2A CN1A |-| -| |--||---|--||--|--| |--| |-||-||-||-||-| |----| |-----| |--| |--| |-|-|------| -|-----------|7805 | MOD | |-| |-| |-| |-| |-| |-| |-| EXP2 --|EXTERNAL - |---+7805 | | 74LS06 74LS273 74LS86 74LS32 --|EXPANSION - | | |------| 74LS244 --|CONNECTOR - | |78L12 POT1 LM386 |-----| |-----| EXP1 --| - CART | | LM1889 LM1886 74LS04|NICK | |DAVE | --| - CONN | | KEYB_8 POT2 KEYB_10 | | | | --| - | | 4.433619MHz 74LS145 POT3 LED |-----| |-----| --| - |---+ --| - | 74LS74 74LS244 74LS244 74LS245 |---------| - | | - | 74LS373 4164 4164 74F157 | - | | - | 16-2-103 LM339 LM324 4164 4164 74F157 EXOS.IC2 | - | 8MHz | - | 74LS373 4164 4164 | - | 74LS04 Z80A | - | 74LS273 4164 4164 | - |------------------------------------------------------------------| -Notes: (all IC's shown) - Z80A - Z80A CPU, clock input 4MHz [8/2] - EXOS.IC2 - 32k x8-bit mask ROM usually 23256 manufactured by GI (DIP24). Contains EXOS operating - system and built-in word processor software. A few official revisions were made and - there were a few unofficial revision made with additional capabilities and bug-fixes - ROM labelling of some official versions found.... - 9256DS-0019 (C)1984 INTELLIGENT SOFTWARE LTD ENTER 08-45-A GI - 9256DS-0036 (C)1984 INTELLIGENT SOFTWARE LTD ENTER 05-23-A GI - 4164 - 64k x1-bit Dynamic RAM with Page Mode (DIP16) - NICK - Custom graphics chip (QFP72) - DAVE - Custom sound chip (QFP72) - LM386 - National Semiconductor LM386 Low Voltage Audio Power Amplifier (DIP8) - LM1889 - National Semiconductor LM1889 TV Video Modulator (DIP18) - LM1886 - National Semiconductor LM1886 TV Video Matrix DAC (DIP20) - LM339 - SGS LM339 Low Power Low Offset Voltage Quad Comparator (DIP8) - LM324 - SGS LM324 Quad Operational Amplifier (DIP8) - 74LS04 - Hex Inverter (DIP14) - 74LS06 - Hex Inverter/Buffer with Open-Collector Outputs (DIP14) - 74LS32 - Quad 2-Input Positive OR Gate (DIP14) - 74LS74 - Dual Positive-Edge-Triggered D Flip-Flops with Preset, Clear and Complementary Outputs (DIP14) - 74LS86 - Quad 2-Input Exclusive OR Gate (DIP14) - 74LS145 - BCD to Deccimal Decoder/Driver (DIP16) - 74F157 - Quad 2-Line to 1-Line Data Selector/Multiplexer (DIP16). Early rev mainboards use 74LS158 instead - 74LS244 - Octal 3-State Noninverting Buffer/Line Driver/Line Receiver (DIP20) - 74LS245 - Octal Bus Tranceiver with Tri-State Outputs (DIP20) - 74LS273 - Octal D-Type Flip-Flop With Clear (DIP20) - 74LS373 - Octal D-Type Transparent Latches and Edge-Triggered Flip-Flops (DIP20) - 7805 - Voltage regulator. +9V DC input from DC power pack, +5V DC output - 78L12 - Voltage regulator. Voltage input via small transformer on PCB. +12V DC output - POT1 - Potentiometer located near modulator and video output circuitry - POT2 - Potentiometer located near video output circuitry. Probably used to fine-tune the video clock - POT3 - Potentiometer. Possibly for video/NICK-related adjustments - LED - LED to show +5V is present - 16-2-103 - Resistor Array (DIP16) - KEYB_8 - 8 pin keyboard connector - KEYB_10 - 10 pin keyboard connector - EXP1 - 28 pin internal expansion connector (solder holes only) used for internal 64k memory expansion card - EXP2 - 10 pin internal expansion connector (solder holes only) used for internal 64k memory expansion card - MOD - Astec UM1233 TV modulator - RES - Reset push button switch - MON1 - Monitor output connector. Pinout is.... - - Green A1 B1 NC - Ground A2 B2 Ground - Mono Comp. Video A3 B3 Blue - HSync A4 B4 Red - VSync A5 B5 Composite Sync - NC A6 B6 Mode Switch - Left Audio A7 B7 Right Audio - - SR1 - Serial/Network connector. Pinout is.... - - Reference A1 B1 Ground - - A2 B2 - - RTS A3 B3 Data Out - CTS A4 B4 Data In - - PR1 - Printer connector. Pinout is.... - - Ground A1 B1 Ground - Strobe A2 B2 Ready - Data 3 A3 B3 Data 4 - - A4 B4 - - Data 2 A5 B5 Data 5 - Data 1 A6 B6 Data 6 - Data 0 A7 B7 Data 7 - - CN2A - Joystick 2 connector - CN1A - Joystick 1 connector - Pinout is.... - - Keyboard J A1 B1 Ground - Keyboard L A2 B2 Keyboard K - - A3 B3 - - Right A4 B4 +5V - Down A5 B5 Left - Fire A6 B6 Up - - -Internal Memory Expansion PCB Layout ------------------------------------- - -|---------------------| -| 4164 74LS00 PL3 PL2| -|4164 74LS30 74F157 | -|4164 4164 | -|4164 4164 74F157 | -|4164 4164 74LS32 PL1| -|---------------------| -Notes: (All IC's shown) - PL1 - 28-pin connector (solder pads only) hard-wired to solder pads EXP1 on mainboard - PL2/PL3 - 5-pin connectors (solder pads only) hard-wired to solder pads EXP2 on mainboard - 4164 - 64k x1-bit Dynamic RAM with Page Mode (DIP16) - 74LS00 - Quad 2-Input NAND Gate (DIP14) - 74LS30 - 8-input NAND Gate (DIP14) - 74LS32 - Quad 2-Input Positive OR Gate (DIP14) - 74F157 - Quad 2-Line to 1-Line Data Selector/Multiplexer (DIP16). Early rev memory boards use 74LS158 instead - -*/ - -/* - - TODO: - - - POST RAM errors - - rewrite DAVE to output to discrete DAC - - rewrite NICK - - cassette - - external joysticks - - http://ep.homeserver.hu/Dokumentacio/Konyvek/ - -*/ - -#include "emu.h" - -#include "bus/centronics/ctronics.h" -#include "bus/ep64/exp.h" -#include "bus/generic/carts.h" -#include "bus/generic/slot.h" -#include "bus/rs232/rs232.h" -#include "cpu/z80/z80.h" -#include "imagedev/cassette.h" -#include "machine/ram.h" -#include "sound/dave.h" -#include "video/nick.h" - -#include "softlist.h" -#include "speaker.h" - - -#define Z80_TAG "u1" -#define DAVE_TAG "u3" -#define NICK_TAG "u4" -#define CENTRONICS_TAG "centronics" -#define RS232_TAG "rs232" -#define CASSETTE1_TAG "cassette1" -#define CASSETTE2_TAG "cassette2" -#define SCREEN_TAG "screen" -#define EP64_EXPANSION_BUS_TAG "exp" - -class ep64_state : public driver_device -{ -public: - ep64_state(const machine_config &mconfig, device_type type, const char *tag) : - driver_device(mconfig, type, tag), - m_maincpu(*this, Z80_TAG), - m_dave(*this, DAVE_TAG), - m_nick(*this, NICK_TAG), - m_centronics(*this, CENTRONICS_TAG), - m_rs232(*this, RS232_TAG), - m_cassette1(*this, CASSETTE1_TAG), - m_cassette2(*this, CASSETTE2_TAG), - m_cart(*this, "cartslot"), - m_exp(*this, EP64_EXPANSION_BUS_TAG), - m_ram(*this, RAM_TAG), - m_rom(*this, Z80_TAG), - m_y(*this, "Y%u", 0) - { } - - void ep128(machine_config &config); - void ep64(machine_config &config); - -private: - required_device<cpu_device> m_maincpu; - required_device<dave_device> m_dave; - required_device<nick_device> m_nick; - required_device<centronics_device> m_centronics; - required_device<rs232_port_device> m_rs232; - required_device<cassette_image_device> m_cassette1; - required_device<cassette_image_device> m_cassette2; - required_device<generic_slot_device> m_cart; - required_device<ep64_expansion_bus_slot_device> m_exp; - required_device<ram_device> m_ram; - required_memory_region m_rom; - required_ioport_array<10> m_y; - - virtual void machine_start() override; - virtual void machine_reset() override; - - uint8_t rd0_r(); - void wr0_w(uint8_t data); - uint8_t rd1_r(); - void wr2_w(uint8_t data); - - uint8_t m_key; - - DECLARE_WRITE_LINE_MEMBER(write_centronics_busy); - int m_centronics_busy; - void dave_128k_mem(address_map &map); - void dave_64k_mem(address_map &map); - void dave_io(address_map &map); - void ep64_io(address_map &map); - void ep64_mem(address_map &map); -}; - - - -//************************************************************************** -// READ/WRITE HANDLERS -//************************************************************************** - -//------------------------------------------------- -// rd0_r - -//------------------------------------------------- - -uint8_t ep64_state::rd0_r() -{ - uint8_t data = 0xff; - - if (m_key < 10) - { - data &= m_y[m_key]->read(); - } - - return data; -} - - -//------------------------------------------------- -// rd0_r - -//------------------------------------------------- - -void ep64_state::wr0_w(uint8_t data) -{ - /* - - bit description - - 0 KEY A - 1 KEY B - 2 KEY C - 3 KEY D - 4 PRINTER _STB - 5 CASSETTE OUT - 6 REMOTE 1 - 7 REMOTE 2 - - */ - - // keyboard - m_key = data & 0x0f; - - // printer - m_centronics->write_strobe(!BIT(data, 4)); - - // cassette - m_cassette1->output(BIT(data, 5) ? -1.0 : +1.0); - m_cassette2->output(BIT(data, 5) ? -1.0 : +1.0); - - // cassette - m_cassette1->change_state(BIT(data, 6) ? CASSETTE_MOTOR_ENABLED : CASSETTE_MOTOR_DISABLED, CASSETTE_MASK_MOTOR); - m_cassette2->change_state(BIT(data, 7) ? CASSETTE_MOTOR_ENABLED : CASSETTE_MOTOR_DISABLED, CASSETTE_MASK_MOTOR); -} - -WRITE_LINE_MEMBER( ep64_state::write_centronics_busy ) -{ - m_centronics_busy = state; -} - -//------------------------------------------------- -// rd1_r - -//------------------------------------------------- - -uint8_t ep64_state::rd1_r() -{ - /* - - bit description - - 0 KBJ - 1 KBK - 2 KBL - 3 PRINTER _RDY - 4 SERIAL/NET DATA IN - 5 SERIAL/NET STATUS IN - 6 CASSETTE IN - 7 ? - - */ - - uint8_t data = 0; - - // printer - data |= m_centronics_busy << 3; - - // serial - data |= m_rs232->rxd_r() << 4; - data |= m_rs232->cts_r() << 5; - - // cassette - data |= ((m_cassette1->input() < 0) || (m_cassette2->input() < 0)) << 6; - - return data; -} - - -//------------------------------------------------- -// wr2_w - -//------------------------------------------------- - -void ep64_state::wr2_w(uint8_t data) -{ - /* - - bit description - - 0 SERIAL/NET DATA OUT - 1 SERIAL/NET STATUS OUT - 2 - 3 - 4 - 5 - 6 - 7 - - */ - - // serial - m_rs232->write_txd(!BIT(data, 0)); - m_rs232->write_rts(!BIT(data, 1)); -} - - - -//************************************************************************** -// ADDRESS MAPS -//************************************************************************** - -//------------------------------------------------- -// ADDRESS_MAP( ep64_mem ) -//------------------------------------------------- - -void ep64_state::ep64_mem(address_map &map) -{ - map(0x0000, 0xffff).m(m_dave, FUNC(dave_device::z80_program_map)); -} - - -//------------------------------------------------- -// ADDRESS_MAP( ep64_io ) -//------------------------------------------------- - -void ep64_state::ep64_io(address_map &map) -{ - map(0x0000, 0xffff).m(m_dave, FUNC(dave_device::z80_io_map)); -} - - -//------------------------------------------------- -// ADDRESS_MAP( dave_64k_mem ) -//------------------------------------------------- - -void ep64_state::dave_64k_mem(address_map &map) -{ - map(0x000000, 0x007fff).rom().region(Z80_TAG, 0); - //map(0x010000, 0x01ffff) // mapped by the cartslot - map(0x3f0000, 0x3fffff).m(m_nick, FUNC(nick_device::vram_map)); -} - - -//------------------------------------------------- -// ADDRESS_MAP( dave_128k_mem ) -//------------------------------------------------- - -void ep64_state::dave_128k_mem(address_map &map) -{ - dave_64k_mem(map); - map(0x3e0000, 0x3effff).ram(); -} - - -//------------------------------------------------- -// ADDRESS_MAP( dave_io ) -//------------------------------------------------- - -void ep64_state::dave_io(address_map &map) -{ - map.global_mask(0xff); - map(0x80, 0x8f).m(m_nick, FUNC(nick_device::vio_map)); - map(0xb5, 0xb5).rw(FUNC(ep64_state::rd0_r), FUNC(ep64_state::wr0_w)); - map(0xb6, 0xb6).r(FUNC(ep64_state::rd1_r)).w("cent_data_out", FUNC(output_latch_device::write)); - map(0xb7, 0xb7).w(FUNC(ep64_state::wr2_w)); -} - - - -//************************************************************************** -// INPUT PORTS -//************************************************************************** - -//------------------------------------------------- -// INPUT_PORTS( ep64 ) -//------------------------------------------------- - -static INPUT_PORTS_START( ep64 ) - PORT_START("Y0") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('\\') PORT_CHAR('|') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Left SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) - - PORT_START("Y1") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("LOCK") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) - - PORT_START("Y2") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("TAB") PORT_CODE(KEYCODE_TAB) PORT_CHAR('\t') - - PORT_START("Y3") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("3 \xC2\xA3") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR(0x00a3) - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("ESC") PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC)) - - PORT_START("Y4") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("FUNCTION 4") PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("FUNCTION 8") PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("FUNCTION 3") PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("FUNCTION 6") PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("FUNCTION 5") PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("FUNCTION 7") PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("FUNCTION 2") PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("FUNCTION 1") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) - - PORT_START("Y5") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNUSED ) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('_') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('^') PORT_CHAR('~') - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("ERASE") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) - - PORT_START("Y6") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNUSED ) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*') - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR(']') PORT_CHAR('}') - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) - - PORT_START("Y7") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("STOP") PORT_CODE(KEYCODE_END) - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("HOLD") PORT_CODE(KEYCODE_HOME) - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("ENTER") PORT_CODE(KEYCODE_ENTER) PORT_CHAR('\r') - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("ALT") PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(LALT)) - - PORT_START("Y8") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("DEL") PORT_CODE(KEYCODE_DEL) PORT_CHAR(UCHAR_MAMEKEY(DEL)) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Right SHIFT") PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("INS") PORT_CODE(KEYCODE_INSERT) PORT_CHAR(UCHAR_MAMEKEY(INSERT)) - - PORT_START("Y9") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNUSED ) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('@') PORT_CHAR('`') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR('[') PORT_CHAR('{') - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) -INPUT_PORTS_END - - -//************************************************************************** -// MACHINE INITIALIZATION -//************************************************************************** - -//------------------------------------------------- -// MACHINE_START( ep64 ) -//------------------------------------------------- - -void ep64_state::machine_start() -{ - if (m_cart->exists()) - m_dave->space(AS_PROGRAM).install_read_handler(0x010000, 0x01ffff, read8sm_delegate(*m_cart, FUNC(generic_slot_device::read_rom))); - - // state saving - save_item(NAME(m_key)); - save_item(NAME(m_centronics_busy)); -} - - -void ep64_state::machine_reset() -{ - m_dave->reset(); - m_nick->reset(); - - wr0_w(0); - subdevice<output_latch_device>("cent_data_out")->write(0); - wr2_w(0); -} - - - -//************************************************************************** -// MACHINE CONFIGURATION -//************************************************************************** - -//------------------------------------------------- -// machine_config( ep64 ) -//------------------------------------------------- - -void ep64_state::ep64(machine_config &config) -{ - // basic machine hardware - Z80(config, m_maincpu, XTAL(8'000'000)/2); - m_maincpu->set_addrmap(AS_PROGRAM, &ep64_state::ep64_mem); - m_maincpu->set_addrmap(AS_IO, &ep64_state::ep64_io); - - // video hardware - screen_device& screen(SCREEN(config, SCREEN_TAG, SCREEN_TYPE_RASTER)); - screen.set_refresh_hz(50); - screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); - screen.set_size(ENTERPRISE_SCREEN_WIDTH, ENTERPRISE_SCREEN_HEIGHT); - screen.set_visarea(0, ENTERPRISE_SCREEN_WIDTH-1, 0, ENTERPRISE_SCREEN_HEIGHT-1); - screen.set_screen_update(NICK_TAG, FUNC(nick_device::screen_update)); - - NICK(config, m_nick, XTAL(8'000'000), SCREEN_TAG); - m_nick->virq_wr_callback().set(m_dave, FUNC(dave_device::int1_w)); - - // sound hardware - SPEAKER(config, "lspeaker").front_left(); - SPEAKER(config, "rspeaker").front_right(); - DAVE(config, m_dave, XTAL(8'000'000)); - m_dave->set_addrmap(AS_PROGRAM, &ep64_state::dave_64k_mem); - m_dave->set_addrmap(AS_IO, &ep64_state::dave_io); - m_dave->irq_wr().set_inputline(Z80_TAG, INPUT_LINE_IRQ0); - m_dave->add_route(0, "lspeaker", 0.25); - m_dave->add_route(1, "rspeaker", 0.25); - - // devices - EP64_EXPANSION_BUS_SLOT(config, m_exp, nullptr); - m_exp->set_program_space(m_dave, AS_PROGRAM); - m_exp->set_io_space(m_dave, AS_IO); - m_exp->irq_wr().set_inputline(m_maincpu, INPUT_LINE_IRQ0); - m_exp->nmi_wr().set_inputline(m_maincpu, INPUT_LINE_NMI); - m_exp->wait_wr().set_inputline(m_maincpu, Z80_INPUT_LINE_BOGUSWAIT); - - CENTRONICS(config, m_centronics, centronics_devices, "printer"); - m_centronics->busy_handler().set(FUNC(ep64_state::write_centronics_busy)); - output_latch_device ¢_data_out(OUTPUT_LATCH(config, "cent_data_out")); - m_centronics->set_output_latch(cent_data_out); - - RS232_PORT(config, m_rs232, default_rs232_devices, nullptr); - m_rs232->rxd_handler().set(m_dave, FUNC(dave_device::int2_w)); - - CASSETTE(config, m_cassette1); - m_cassette1->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_DISABLED | CASSETTE_SPEAKER_ENABLED); - m_cassette1->set_interface("ep64_cass"); - m_cassette1->add_route(ALL_OUTPUTS, "lspeaker", 0.05); - - CASSETTE(config, m_cassette2); - m_cassette2->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_DISABLED | CASSETTE_SPEAKER_ENABLED); - m_cassette2->set_interface("ep64_cass"); - m_cassette2->add_route(ALL_OUTPUTS, "rspeaker", 0.05); - - // internal RAM - RAM(config, m_ram).set_default_size("64K"); - - // cartridge - GENERIC_CARTSLOT(config, m_cart, generic_linear_slot, "ep64_cart", "bin,rom"); - - // software lists - SOFTWARE_LIST(config, "cart_list").set_original("ep64_cart"); - SOFTWARE_LIST(config, "cass_list").set_original("ep64_cass"); - SOFTWARE_LIST(config, "flop_list").set_original("ep64_flop"); -} - - -//------------------------------------------------- -// machine_config( ep128 ) -//------------------------------------------------- - -void ep64_state::ep128(machine_config &config) -{ - ep64(config); - m_dave->set_addrmap(AS_PROGRAM, &ep64_state::dave_128k_mem); - - // internal RAM - m_ram->set_default_size("128K"); -} - - - -//************************************************************************** -// ROMS -//************************************************************************** - -//------------------------------------------------- -// ROM( ep64 ) -//------------------------------------------------- - -ROM_START( ep64 ) - ROM_REGION( 0x8000, Z80_TAG, 0 ) - ROM_LOAD( "9256ds-0038_enter05-23-a.u2", 0x0000, 0x8000, CRC(d421795f) SHA1(6033a0535136c40c47137e4d1cd9273c06d5fdff) ) -ROM_END - -#define rom_phc64 rom_ep64 - - -//------------------------------------------------- -// ROM( ep128 ) -//------------------------------------------------- - -ROM_START( ep128 ) - ROM_REGION( 0x8000, Z80_TAG, 0 ) - ROM_LOAD( "9256ds-0019_enter08-45-a.u2", 0x0000, 0x8000, CRC(982a3b44) SHA1(55315b20fecb4441a07ee4bc5dc7153f396e0a2e) ) -ROM_END - - - -//************************************************************************** -// SYSTEM DRIVERS -//************************************************************************** - -// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS -COMP( 1985, ep64, 0, 0, ep64, ep64, ep64_state, empty_init, "Enterprise Computers", "Enterprise Sixty Four", MACHINE_IMPERFECT_GRAPHICS | MACHINE_IMPERFECT_SOUND ) -COMP( 1985, phc64, ep64, 0, ep64, ep64, ep64_state, empty_init, "Hegener + Glaser", "Mephisto PHC 64 (Germany)", MACHINE_IMPERFECT_GRAPHICS | MACHINE_IMPERFECT_SOUND ) -COMP( 1986, ep128, ep64, 0, ep128, ep64, ep64_state, empty_init, "Enterprise Computers", "Enterprise One Two Eight", MACHINE_IMPERFECT_GRAPHICS | MACHINE_IMPERFECT_SOUND ) |