diff options
Diffstat (limited to 'src/mame/drivers/mc8020.cpp')
-rw-r--r-- | src/mame/drivers/mc8020.cpp | 349 |
1 files changed, 349 insertions, 0 deletions
diff --git a/src/mame/drivers/mc8020.cpp b/src/mame/drivers/mc8020.cpp new file mode 100644 index 00000000000..c6df1fb7894 --- /dev/null +++ b/src/mame/drivers/mc8020.cpp @@ -0,0 +1,349 @@ +// license:BSD-3-Clause +// copyright-holders:Miodrag Milanovic +/*************************************************************************** + +MC-80.20 driver by Miodrag Milanovic + +2009-05-12 Skeleton driver. +2009-05-15 Initial implementation +2011-09-01 Modernised, added a keyboard to mc8020 + +Real workings of mc8020 keyboard need to be understood and implemented. + +****************************************************************************/ + +#include "emu.h" +#include "cpu/z80/z80.h" +#include "machine/timer.h" +#include "machine/z80ctc.h" +#include "machine/z80pio.h" +#include "screen.h" + +class mc8020_state : public driver_device +{ +public: + mc8020_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag) + , m_p_videoram(*this, "videoram") + , m_maincpu(*this, "maincpu") + { } + + DECLARE_READ8_MEMBER(mc80_port_b_r); + DECLARE_READ8_MEMBER(mc80_port_a_r); + uint32_t screen_update_mc8020(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); + TIMER_DEVICE_CALLBACK_MEMBER(mc8020_kbd); + IRQ_CALLBACK_MEMBER(mc8020_irq_callback); + +private: + required_shared_ptr<u8> m_p_videoram; + required_device<cpu_device> m_maincpu; +}; + +static ADDRESS_MAP_START( mem_map, AS_PROGRAM, 8, mc8020_state ) + ADDRESS_MAP_UNMAP_HIGH + AM_RANGE(0x0000, 0x0bff) AM_ROM + AM_RANGE(0x0c00, 0x0fff) AM_RAM AM_SHARE("videoram")// 1KB RAM ZRE + AM_RANGE(0x2000, 0x5fff) AM_ROM + AM_RANGE(0x6000, 0xffff) AM_RAM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( io_map, AS_IO, 8, mc8020_state ) + ADDRESS_MAP_UNMAP_HIGH + ADDRESS_MAP_GLOBAL_MASK(0xff) + AM_RANGE(0xf0, 0xf3) AM_DEVREADWRITE("ctc", z80ctc_device, read, write) + AM_RANGE(0xf4, 0xf7) AM_DEVREADWRITE("pio", z80pio_device, read, write) +ADDRESS_MAP_END + + +/* Input ports */ +static INPUT_PORTS_START( mc8020 ) + PORT_START("X1") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('!') + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('@') + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('#') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('$') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('%') + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('&') + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('\'') + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('(') + + PORT_START("X2") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('9') PORT_CHAR(')') + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('0') PORT_CHAR('\"') + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('+') PORT_CHAR('*') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('^') + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':') + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('/') + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') + + PORT_START("X3") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') + 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_B) PORT_CHAR('B') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('C') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('D') + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('E') + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('F') + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('G') + + PORT_START("X4") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('H') + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('I') + 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_K) PORT_CHAR('K') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('L') + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('M') + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('N') + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('O') + + PORT_START("X5") + 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_Q) PORT_CHAR('Q') + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('R') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('S') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('T') + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('U') + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('V') + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('W') + + PORT_START("X6") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('X') + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('?') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR(']') + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TAB) PORT_CHAR(9) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) + + PORT_START("X7") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_UP) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ESC) PORT_CHAR(27) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_DOWN) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_RIGHT) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LEFT) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) +INPUT_PORTS_END + + +TIMER_DEVICE_CALLBACK_MEMBER( mc8020_state::mc8020_kbd ) +{ + address_space &mem = m_maincpu->space(AS_PROGRAM); + char kbdrow[6]; + for (u8 i = 1; i < 8; i++) + { + sprintf(kbdrow,"X%X", i); + mem.write_word(0xd20+i, ioport(kbdrow)->read()); + } +} + +IRQ_CALLBACK_MEMBER(mc8020_state::mc8020_irq_callback) +{ + return 0x00; +} + +READ8_MEMBER( mc8020_state::mc80_port_b_r ) +{ + return 0; +} + +READ8_MEMBER( mc8020_state::mc80_port_a_r ) +{ + return 0; +} + + +// This is not a content of U402 510 +// but order is fine +static const uint8_t prom[] = { + 0x0c,0x11,0x13,0x15,0x17,0x10,0x0e,0x00, // @ + 0x04,0x0a,0x11,0x11,0x1f,0x11,0x11,0x00, // A + 0x1e,0x11,0x11,0x1e,0x11,0x11,0x1e,0x00, // B + 0x0e,0x11,0x10,0x10,0x10,0x11,0x0e,0x00, // C + 0x1e,0x09,0x09,0x09,0x09,0x09,0x1e,0x00, // D + 0x1f,0x10,0x10,0x1e,0x10,0x10,0x1f,0x00, // E + 0x1f,0x10,0x10,0x1e,0x10,0x10,0x10,0x00, // F + 0x0e,0x11,0x10,0x10,0x13,0x11,0x0f,0x00, // G + + 0x11,0x11,0x11,0x1f,0x11,0x11,0x11,0x00, // H + 0x0e,0x04,0x04,0x04,0x04,0x04,0x0e,0x00, // I + 0x01,0x01,0x01,0x01,0x11,0x11,0x0e,0x00, // J + 0x11,0x12,0x14,0x18,0x14,0x12,0x11,0x00, // K + 0x10,0x10,0x10,0x10,0x10,0x10,0x1f,0x00, // L + 0x11,0x1b,0x15,0x15,0x11,0x11,0x11,0x00, // M + 0x11,0x11,0x19,0x15,0x13,0x11,0x11,0x00, // N + 0x0e,0x11,0x11,0x11,0x11,0x11,0x0e,0x00, // O + + 0x1e,0x11,0x11,0x1e,0x10,0x10,0x10,0x00, // P + 0x0e,0x11,0x11,0x11,0x15,0x12,0x0d,0x00, // Q + 0x1e,0x11,0x11,0x1e,0x14,0x12,0x11,0x00, // R + 0x0e,0x11,0x10,0x0e,0x01,0x11,0x0e,0x00, // S + 0x1f,0x04,0x04,0x04,0x04,0x04,0x04,0x00, // T + 0x11,0x11,0x11,0x11,0x11,0x11,0x0e,0x00, // U + 0x11,0x11,0x11,0x0a,0x0a,0x04,0x04,0x00, // V + 0x11,0x11,0x11,0x15,0x15,0x15,0x0a,0x00, // W + + 0x11,0x11,0x0a,0x04,0x0a,0x11,0x11,0x00, // X + 0x11,0x11,0x0a,0x04,0x04,0x04,0x04,0x00, // Y + 0x1f,0x01,0x02,0x04,0x08,0x10,0x1f,0x00, // Z + 0x1c,0x10,0x10,0x10,0x10,0x10,0x1c,0x00, // [ + 0x00,0x10,0x08,0x04,0x02,0x01,0x00,0x00, // backslash + 0x07,0x01,0x01,0x01,0x01,0x01,0x07,0x00, // ] + 0x0e,0x11,0x00,0x00,0x00,0x00,0x00,0x00, // ^ + 0x00,0x00,0x00,0x00,0x00,0x00,0x1f,0x00, // _ + + 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, // + 0x04,0x04,0x04,0x04,0x04,0x00,0x04,0x00, // ! + 0x0a,0x0a,0x0a,0x00,0x00,0x00,0x00,0x00, // " + 0x0a,0x0a,0x1f,0x0a,0x1f,0x0a,0x0a,0x00, // # + 0x00,0x11,0x0e,0x0a,0x0e,0x11,0x00,0x00, // [] + 0x18,0x19,0x02,0x04,0x08,0x13,0x03,0x00, // % + 0x04,0x0a,0x0a,0x0c,0x15,0x12,0x0d,0x00, // & + 0x04,0x04,0x08,0x00,0x00,0x00,0x00,0x00, // ' + + 0x02,0x04,0x08,0x08,0x08,0x04,0x02,0x00, // ( + 0x08,0x04,0x02,0x02,0x02,0x04,0x08,0x00, // ) + 0x00,0x04,0x15,0x0e,0x15,0x04,0x00,0x00, // * + 0x00,0x04,0x04,0x1f,0x04,0x04,0x00,0x00, // + + 0x00,0x00,0x00,0x00,0x08,0x08,0x10,0x00, // , + 0x00,0x00,0x00,0x1f,0x00,0x00,0x00,0x00, // - + 0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00, // . + 0x00,0x01,0x02,0x04,0x08,0x10,0x00,0x00, // / + + 0x0e,0x11,0x13,0x15,0x19,0x11,0x0e,0x00, // 0 + 0x04,0x0c,0x04,0x04,0x04,0x04,0x0e,0x00, // 1 + 0x0e,0x11,0x01,0x06,0x08,0x10,0x1f,0x00, // 2 + 0x1f,0x01,0x02,0x06,0x01,0x11,0x0e,0x00, // 3 + 0x02,0x06,0x0a,0x12,0x1f,0x02,0x02,0x00, // 4 + 0x1f,0x10,0x1e,0x01,0x01,0x11,0x0e,0x00, // 5 + 0x07,0x08,0x10,0x1e,0x11,0x11,0x0e,0x00, // 6 + 0x1f,0x01,0x02,0x04,0x08,0x08,0x08,0x00, // 7 + + 0x0e,0x11,0x11,0x0e,0x11,0x11,0x0e,0x00, // 8 + 0x0e,0x11,0x11,0x0f,0x01,0x02,0x1c,0x00, // 9 + 0x00,0x00,0x00,0x00,0x08,0x00,0x08,0x00, // : + 0x00,0x00,0x04,0x00,0x04,0x04,0x08,0x00, // ; + 0x02,0x04,0x08,0x10,0x08,0x04,0x02,0x00, // < + 0x00,0x00,0x1f,0x00,0x1f,0x00,0x00,0x00, // = + 0x08,0x04,0x02,0x01,0x02,0x04,0x08,0x00, // > + 0x0e,0x11,0x01,0x02,0x04,0x00,0x04,0x00 // ? +}; + + +uint32_t mc8020_state::screen_update_mc8020(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) +{ + uint8_t y,ra,chr,gfx; + uint16_t sy=0,ma=0,x; + + for(y = 0; y < 8; y++ ) + { + for (ra = 0; ra < 16; ra++) + { + uint16_t *p = &bitmap.pix16(sy++); + + for (x = ma; x < ma + 32; x++) + { + if (ra > 3 && ra < 12) + { + chr = m_p_videoram[x]; + gfx = prom[(chr<<3) | (ra-4)]; + } + else + gfx = 0; + + /* Display a scanline of a character */ + *p++ = BIT(gfx, 5); + *p++ = BIT(gfx, 4); + *p++ = BIT(gfx, 3); + *p++ = BIT(gfx, 2); + *p++ = BIT(gfx, 1); + *p++ = BIT(gfx, 0); + } + } + ma+=32; + } + return 0; +} + +static MACHINE_CONFIG_START( mc8020 ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu",Z80, XTAL_2_4576MHz) + MCFG_CPU_PROGRAM_MAP(mem_map) + MCFG_CPU_IO_MAP(io_map) + MCFG_CPU_IRQ_ACKNOWLEDGE_DRIVER(mc8020_state, mc8020_irq_callback) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(50) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ + MCFG_SCREEN_SIZE(32*6, 16*8) + MCFG_SCREEN_VISIBLE_AREA(0, 32*6-1, 0, 16*8-1) + MCFG_SCREEN_UPDATE_DRIVER(mc8020_state, screen_update_mc8020) + MCFG_SCREEN_PALETTE("palette") + + MCFG_PALETTE_ADD_MONOCHROME("palette") + + /* devices */ + MCFG_DEVICE_ADD("pio", Z80PIO, XTAL_2_4576MHz) + MCFG_Z80PIO_IN_PA_CB(READ8(mc8020_state, mc80_port_a_r)) + //MCFG_Z80PIO_OUT_PA_CB(WRITE8(mc8020_state, mc80_port_a_w)) + MCFG_Z80PIO_IN_PB_CB(READ8(mc8020_state, mc80_port_b_r)) + //MCFG_Z80PIO_OUT_PB_CB(WRITE8(mc8020_state, mc80_port_b_w)) + + MCFG_DEVICE_ADD("ctc", Z80CTC, XTAL_2_4576MHz / 100) + MCFG_Z80CTC_INTR_CB(INPUTLINE("maincpu", INPUT_LINE_IRQ0)) + //MCFG_Z80CTC_ZC0_CB(WRITELINE(mc8020_state, ctc_z0_w)) + //MCFG_Z80CTC_ZC1_CB(WRITELINE(mc8020_state, ctc_z1_w)) + MCFG_Z80CTC_ZC2_CB(DEVWRITELINE("ctc", z80ctc_device, trg0)) + MCFG_DEVCB_CHAIN_OUTPUT(DEVWRITELINE("ctc", z80ctc_device, trg1)) + + MCFG_TIMER_DRIVER_ADD_PERIODIC("mc8020_kbd", mc8020_state, mc8020_kbd, attotime::from_hz(50)) +MACHINE_CONFIG_END + + +/* ROM definition */ +ROM_START( mc8020 ) + ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) + ROM_SYSTEM_BIOS(0, "ver1", "Version 1") + ROMX_LOAD( "s01.rom", 0x0000, 0x0400, CRC(0f1c1a62) SHA1(270c0a9e8e165658f3b09d40a3e8bb3dc1b88184), ROM_BIOS(1)) + ROMX_LOAD( "s02.rom", 0x0400, 0x0400, CRC(93b5811c) SHA1(8559d24072c9b5908a2627ff986d818308f51d59), ROM_BIOS(1)) + ROMX_LOAD( "s03.rom", 0x0800, 0x0400, CRC(3d32c334) SHA1(56d3012595540d03054ad3c6795ed5d929581a04), ROM_BIOS(1)) + ROMX_LOAD( "mo01_v2.rom", 0x2000, 0x0400, CRC(7e47201c) SHA1(db49afdc5c1fe4065a979c56cbdbd3c58f5d942f), ROM_BIOS(1)) + + ROM_SYSTEM_BIOS(1, "ver2", "Version 2") + ROMX_LOAD( "s01.rom", 0x0000, 0x0400, CRC(0f1c1a62) SHA1(270c0a9e8e165658f3b09d40a3e8bb3dc1b88184), ROM_BIOS(2)) + ROMX_LOAD( "s02_v2.rom", 0x0400, 0x0400, CRC(dd26c90a) SHA1(1108c11362fa63d21110a3b17868c1854a318c09), ROM_BIOS(2)) + ROMX_LOAD( "s03_v2.rom", 0x0800, 0x0400, CRC(5b64ee7b) SHA1(3b4cbfcb8e2dedcfd4a3680c81fe6ceb2211b275), ROM_BIOS(2)) + ROMX_LOAD( "mo01.rom", 0x2000, 0x0400, CRC(c65a470f) SHA1(71325fed1a342149b5efc2234ecfc8adfff0a42d), ROM_BIOS(2)) + + ROM_SYSTEM_BIOS(2, "ver3", "Version 3") + ROMX_LOAD( "s01.rom", 0x0000, 0x0400, CRC(0f1c1a62) SHA1(270c0a9e8e165658f3b09d40a3e8bb3dc1b88184), ROM_BIOS(3)) + ROMX_LOAD( "s02_v3.rom", 0x0400, 0x0400, CRC(40c7a694) SHA1(bcdf382e8dad9bb6e06d23ec018e9df55c8d8d0c), ROM_BIOS(3)) + ROMX_LOAD( "s03.rom", 0x0800, 0x0400, CRC(3d32c334) SHA1(56d3012595540d03054ad3c6795ed5d929581a04), ROM_BIOS(3)) + ROMX_LOAD( "mo01_v2.rom",0x2000, 0x0400, CRC(7e47201c) SHA1(db49afdc5c1fe4065a979c56cbdbd3c58f5d942f), ROM_BIOS(3)) + + // m02 doesn't exist on board + ROM_LOAD( "mo03.rom", 0x2800, 0x0400, CRC(29685056) SHA1(39e77658fb7af5a28112341f0893e007d73c1b7a)) + ROM_LOAD( "mo04.rom", 0x2c00, 0x0400, CRC(fd315b73) SHA1(cfb943ec8c884a9b92562d05f92faf06fe42ad68)) + ROM_LOAD( "mo05.rom", 0x3000, 0x0400, CRC(453d6370) SHA1(d96f0849a2da958d7e92a31667178ad140719477)) + ROM_LOAD( "mo06.rom", 0x3400, 0x0400, CRC(6357aba5) SHA1(a4867766f6e14e9fe66f22a6839f17c01058c8af)) + ROM_LOAD( "mo07.rom", 0x3800, 0x0400, CRC(a1eb6021) SHA1(b05b63f02de89f065f337bbe54c5b48244e3a4ba)) + ROM_LOAD( "mo08.rom", 0x3c00, 0x0400, CRC(8221cc32) SHA1(65e0ee4241d39d138205c88374b3bcd127e21511)) + ROM_LOAD( "mo09.rom", 0x4000, 0x0400, CRC(7ad5944d) SHA1(ef2781b114277a09ce0cf2e7decfdb7c48a693e3)) + ROM_LOAD( "mo10.rom", 0x4400, 0x0400, CRC(11de8c76) SHA1(b384d22506ff7e3e28bd2dcc33b7a69617eeb52a)) + ROM_LOAD( "mo11.rom", 0x4800, 0x0400, CRC(370cc672) SHA1(133f6e8bfd4e1ca2e9e0a8e2342084419f895e3c)) + ROM_LOAD( "mo12.rom", 0x4c00, 0x0400, CRC(a3838f2b) SHA1(e3602943700bf5068117946bf86f052f5c587169)) + ROM_LOAD( "mo13.rom", 0x5000, 0x0400, CRC(88b61d12) SHA1(00dd4452b4d4191e589ab58ba924ed21b10f323b)) + ROM_LOAD( "mo14.rom", 0x5400, 0x0400, CRC(2168da19) SHA1(c1ce1263167067d8be0a90604d9c29b7379a0545)) + ROM_LOAD( "mo15.rom", 0x5800, 0x0400, CRC(e32f54c4) SHA1(c3d9ca2204e7adbc625cf96031acb8c1df0447c7)) + ROM_LOAD( "mo16.rom", 0x5c00, 0x0400, CRC(403be935) SHA1(4e74355a78ab090ce180437156fed8e4a1d1c787)) +ROM_END + + +/* Driver */ + +// YEAR NAME PARENT COMPAT MACHINE INPUT STATE INIT COMPANY FULLNAME FLAGS +COMP( 198?, mc8020, 0, 0, mc8020, mc8020, mc8020_state, 0, "VEB Elektronik Gera", "MC-80.21/22", MACHINE_NO_SOUND ) |