diff options
Diffstat (limited to 'src/mess/drivers/mtx.c')
-rw-r--r-- | src/mess/drivers/mtx.c | 444 |
1 files changed, 0 insertions, 444 deletions
diff --git a/src/mess/drivers/mtx.c b/src/mess/drivers/mtx.c deleted file mode 100644 index f6839299480..00000000000 --- a/src/mess/drivers/mtx.c +++ /dev/null @@ -1,444 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Lee Ward, Dirk Best, Curt Coder -/************************************************************************* - - Memotech MTX 500, MTX 512 and RS 128 - -**************************************************************************/ - -/* - - TODO: - - - cassette - - cartridges - - SDX/FDX floppy - - HDX hard disk - - HRX high resolution graphics - - CBM (all RAM) mode - - "Silicon" disks - - Multi Effect Video Wall - - */ - -#include "emu.h" -#include "includes/mtx.h" -#include "cpu/z80/z80.h" -#include "cpu/z80/z80daisy.h" -#include "imagedev/cassette.h" -#include "machine/ram.h" -#include "imagedev/snapquik.h" -#include "bus/centronics/ctronics.h" -#include "machine/z80ctc.h" -#include "machine/z80dart.h" -#include "video/tms9928a.h" -#include "sound/sn76496.h" - -/*************************************************************************** - MEMORY MAPS -***************************************************************************/ - -/*------------------------------------------------- - ADDRESS_MAP( mtx_mem ) --------------------------------------------------*/ - -static ADDRESS_MAP_START( mtx_mem, AS_PROGRAM, 8, mtx_state ) - AM_RANGE(0x0000, 0x1fff) AM_ROMBANK("bank1") - AM_RANGE(0x2000, 0x3fff) AM_ROMBANK("bank2") - AM_RANGE(0x4000, 0x7fff) AM_RAMBANK("bank3") - AM_RANGE(0x8000, 0xbfff) AM_RAMBANK("bank4") - AM_RANGE(0xc000, 0xffff) AM_RAM -ADDRESS_MAP_END - -/*------------------------------------------------- - ADDRESS_MAP( mtx_io ) --------------------------------------------------*/ - -static ADDRESS_MAP_START( mtx_io, AS_IO, 8, mtx_state ) - ADDRESS_MAP_GLOBAL_MASK(0xff) - AM_RANGE(0x00, 0x00) AM_READWRITE(mtx_strobe_r, mtx_bankswitch_w) - AM_RANGE(0x01, 0x01) AM_DEVREADWRITE("tms9929a", tms9929a_device, vram_read, vram_write) - AM_RANGE(0x02, 0x02) AM_DEVREADWRITE("tms9929a", tms9929a_device, register_read, register_write) - AM_RANGE(0x03, 0x03) AM_READWRITE(mtx_sound_strobe_r, mtx_cst_w) - AM_RANGE(0x04, 0x04) AM_READ(mtx_prt_r) AM_DEVWRITE("cent_data_out", output_latch_device, write) - AM_RANGE(0x05, 0x05) AM_READWRITE(mtx_key_lo_r, mtx_sense_w) - AM_RANGE(0x06, 0x06) AM_READWRITE(mtx_key_hi_r, mtx_sound_latch_w) -// AM_RANGE(0x07, 0x07) PIO - AM_RANGE(0x08, 0x0b) AM_DEVREADWRITE(Z80CTC_TAG, z80ctc_device, read, write) - AM_RANGE(0x30, 0x31) AM_WRITE(hrx_address_w) - AM_RANGE(0x32, 0x32) AM_READWRITE(hrx_data_r, hrx_data_w) - AM_RANGE(0x33, 0x33) AM_READWRITE(hrx_attr_r, hrx_attr_w) -// AM_RANGE(0x38, 0x38) AM_DEVWRITE(MC6845_TAG, mc6845_device, address_w) -// AM_RANGE(0x39, 0x39) AM_DEVWRITE(MC6845_TAG, mc6845_device, register_r, register_w) -/* AM_RANGE(0x40, 0x43) AM_DEVREADWRITE_LEGACY(FD1791_TAG, wd17xx_r, wd17xx_w) - AM_RANGE(0x44, 0x44) AM_READWRITE(fdx_status_r, fdx_control_w) - AM_RANGE(0x45, 0x45) AM_WRITE(fdx_drv_sel_w) - AM_RANGE(0x46, 0x46) AM_WRITE(fdx_dma_lo_w) - AM_RANGE(0x47, 0x47) AM_WRITE(fdx_dma_hi_w)*/ -ADDRESS_MAP_END - -/*------------------------------------------------- - ADDRESS_MAP( rs128_io ) --------------------------------------------------*/ - -static ADDRESS_MAP_START( rs128_io, AS_IO, 8, mtx_state ) - AM_IMPORT_FROM(mtx_io) - AM_RANGE(0x0c, 0x0f) AM_DEVREADWRITE(Z80DART_TAG, z80dart_device, cd_ba_r, cd_ba_w) -ADDRESS_MAP_END - -/*************************************************************************** - INPUT PORTS -***************************************************************************/ - -/*------------------------------------------------- - INPUT_PORTS( mtx512 ) --------------------------------------------------*/ - -static INPUT_PORTS_START( mtx512 ) - PORT_START("ROW0") - PORT_BIT( 0x001, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') - PORT_BIT( 0x002, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') - PORT_BIT( 0x004, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') - PORT_BIT( 0x008, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') - PORT_BIT( 0x010, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') - PORT_BIT( 0x020, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=') - PORT_BIT( 0x040, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('\\') PORT_CHAR('|') - PORT_BIT( 0x080, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 7 Page") PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(PGDN)) PORT_CHAR(UCHAR_MAMEKEY(7_PAD)) - PORT_BIT( 0x100, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(CANCEL)) PORT_CHAR(UCHAR_MAMEKEY(9_PAD)) - PORT_BIT( 0x200, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) - - PORT_START("ROW1") - PORT_BIT( 0x001, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC)) - PORT_BIT( 0x002, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') - PORT_BIT( 0x004, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') - PORT_BIT( 0x008, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') - PORT_BIT( 0x010, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') - PORT_BIT( 0x020, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') - PORT_BIT( 0x040, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('^') PORT_CHAR('~') - PORT_BIT( 0x080, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 8 EOL") PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(END)) PORT_CHAR(UCHAR_MAMEKEY(8_PAD)) - PORT_BIT( 0x100, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) - PORT_BIT( 0x200, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) - - PORT_START("ROW2") - PORT_BIT( 0x001, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2) - PORT_BIT( 0x002, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') - PORT_BIT( 0x004, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') - PORT_BIT( 0x008, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') - PORT_BIT( 0x010, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') - PORT_BIT( 0x020, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') - PORT_BIT( 0x040, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR('[') PORT_CHAR('{') - PORT_BIT( 0x080, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_CHAR(UCHAR_MAMEKEY(5_PAD)) - PORT_BIT( 0x100, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR('\t') PORT_CHAR(UCHAR_MAMEKEY(4_PAD)) - PORT_BIT( 0x200, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) - - PORT_START("ROW3") - PORT_BIT( 0x001, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') - PORT_BIT( 0x002, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') - PORT_BIT( 0x004, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') - PORT_BIT( 0x008, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') - PORT_BIT( 0x010, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') - PORT_BIT( 0x020, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('@') PORT_CHAR('`') - PORT_BIT( 0x040, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Linefeed") PORT_CODE(KEYCODE_PRTSCR) - PORT_BIT( 0x080, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_CHAR(UCHAR_MAMEKEY(1_PAD)) - PORT_BIT( 0x100, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL)) PORT_CHAR(UCHAR_MAMEKEY(6_PAD)) - PORT_BIT( 0x200, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) - - PORT_START("ROW4") - PORT_BIT( 0x001, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("AlphaLock") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) - PORT_BIT( 0x002, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') - PORT_BIT( 0x004, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') - PORT_BIT( 0x008, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') - PORT_BIT( 0x010, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') - PORT_BIT( 0x020, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') - PORT_BIT( 0x040, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH2) PORT_CHAR(']') PORT_CHAR('}') - PORT_BIT( 0x080, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_CHAR(UCHAR_MAMEKEY(3_PAD)) - PORT_BIT( 0x100, IP_ACTIVE_LOW, IPT_UNUSED) - PORT_BIT( 0x200, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) - - PORT_START("ROW5") - PORT_BIT( 0x001, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') - PORT_BIT( 0x002, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') - PORT_BIT( 0x004, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') - PORT_BIT( 0x008, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') - PORT_BIT( 0x010, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') - PORT_BIT( 0x020, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*') - PORT_BIT( 0x040, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) - PORT_BIT( 0x080, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(HOME)) PORT_CHAR(UCHAR_MAMEKEY(2_PAD)) - PORT_BIT( 0x100, IP_ACTIVE_LOW, IPT_UNUSED) - PORT_BIT( 0x200, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) - - PORT_START("ROW6") - PORT_BIT( 0x001, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) - PORT_BIT( 0x002, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') - PORT_BIT( 0x004, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') - PORT_BIT( 0x008, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') - PORT_BIT( 0x010, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') - PORT_BIT( 0x020, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') - PORT_BIT( 0x040, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) - PORT_BIT( 0x080, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD)) - PORT_BIT( 0x100, IP_ACTIVE_LOW, IPT_UNUSED) - PORT_BIT( 0x200, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) - - PORT_START("ROW7") - PORT_BIT( 0x001, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') - PORT_BIT( 0x002, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') - PORT_BIT( 0x004, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') - PORT_BIT( 0x008, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') - PORT_BIT( 0x010, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') - PORT_BIT( 0x020, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('_') - PORT_BIT( 0x040, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(INSERT)) PORT_CHAR(UCHAR_MAMEKEY(0_PAD)) - PORT_BIT( 0x080, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad Enter CLS") PORT_CODE(KEYCODE_ENTER_PAD) PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD)) - PORT_BIT( 0x100, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') - PORT_BIT( 0x200, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) - - PORT_START("country_code") - PORT_DIPNAME(0x04, 0x00, "Country Code Switch 1") - PORT_DIPSETTING(0x04, DEF_STR(Off) ) - PORT_DIPSETTING(0x00, DEF_STR(On) ) - PORT_DIPNAME(0x08, 0x00, "Country Code Switch 0") - PORT_DIPSETTING(0x08, DEF_STR(Off) ) - PORT_DIPSETTING(0x00, DEF_STR(On) ) - PORT_BIT( 0xf3, IP_ACTIVE_LOW, IPT_UNUSED) -INPUT_PORTS_END - -/*************************************************************************** - DEVICE CONFIGURATION -***************************************************************************/ - -/*------------------------------------------------- - Z80CTC --------------------------------------------------*/ - -TIMER_DEVICE_CALLBACK_MEMBER(mtx_state::ctc_tick) -{ - m_z80ctc->trg1(1); - m_z80ctc->trg1(0); - m_z80ctc->trg2(1); - m_z80ctc->trg2(0); -} - -WRITE_LINE_MEMBER(mtx_state::ctc_trg1_w) -{ - if (m_z80dart) - { - m_z80dart->rxca_w(state); - m_z80dart->txca_w(state); - } -} - -WRITE_LINE_MEMBER(mtx_state::ctc_trg2_w) -{ - if (m_z80dart) - { - m_z80dart->rxtxcb_w(state); - } -} - -/*------------------------------------------------- - z80_daisy_config mtx_daisy_chain --------------------------------------------------*/ - -static const z80_daisy_config mtx_daisy_chain[] = -{ - { Z80CTC_TAG }, - { NULL } -}; - -/*------------------------------------------------- - z80_daisy_config rs128_daisy_chain --------------------------------------------------*/ - -static const z80_daisy_config rs128_daisy_chain[] = -{ - { Z80CTC_TAG }, - { Z80DART_TAG }, - { NULL } -}; - - -TIMER_DEVICE_CALLBACK_MEMBER(mtx_state::cassette_tick) -{ - int data = ((m_cassette)->input() > +0.0) ? 0 : 1; - - m_z80ctc->trg3(data); -} - -/*------------------------------------------------- - mtx_tms9928a_interface --------------------------------------------------*/ - -WRITE_LINE_MEMBER(mtx_state::mtx_tms9929a_interrupt) -{ - m_z80ctc->trg0(state ? 0 : 1); -} - -/*************************************************************************** - MACHINE DRIVERS -***************************************************************************/ - -/*------------------------------------------------- - MACHINE_CONFIG_START( mtx512, mtx_state ) --------------------------------------------------*/ - -static MACHINE_CONFIG_START( mtx512, mtx_state ) - - /* basic machine hardware */ - MCFG_CPU_ADD(Z80_TAG, Z80, XTAL_4MHz) - MCFG_CPU_PROGRAM_MAP(mtx_mem) - MCFG_CPU_IO_MAP(mtx_io) - MCFG_CPU_CONFIG(mtx_daisy_chain) - - MCFG_MACHINE_START_OVERRIDE(mtx_state,mtx512) - MCFG_MACHINE_RESET_OVERRIDE(mtx_state,mtx512) - - /* video hardware */ - MCFG_DEVICE_ADD( "tms9929a", TMS9929A, XTAL_10_738635MHz / 2 ) - MCFG_TMS9928A_VRAM_SIZE(0x4000) - MCFG_TMS9928A_OUT_INT_LINE_CB(WRITELINE(mtx_state, mtx_tms9929a_interrupt)) - MCFG_TMS9928A_SCREEN_ADD_PAL( "screen" ) - MCFG_SCREEN_UPDATE_DEVICE( "tms9929a", tms9929a_device, screen_update ) - - /* sound hardware */ - MCFG_SPEAKER_STANDARD_MONO("mono") - MCFG_SOUND_ADD(SN76489A_TAG, SN76489A, XTAL_4MHz) - MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.00) - - /* devices */ - MCFG_DEVICE_ADD(Z80CTC_TAG, Z80CTC, XTAL_4MHz) - MCFG_Z80CTC_INTR_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0)) - MCFG_Z80CTC_ZC1_CB(WRITELINE(mtx_state, ctc_trg1_w)) - MCFG_Z80CTC_ZC2_CB(WRITELINE(mtx_state, ctc_trg2_w)) - - MCFG_TIMER_DRIVER_ADD_PERIODIC("z80ctc_timer", mtx_state, ctc_tick, attotime::from_hz(XTAL_4MHz/13)) - - MCFG_CENTRONICS_ADD(CENTRONICS_TAG, centronics_devices, "printer") - MCFG_CENTRONICS_BUSY_HANDLER(WRITELINE(mtx_state, write_centronics_busy)) - MCFG_CENTRONICS_FAULT_HANDLER(WRITELINE(mtx_state, write_centronics_fault)) - MCFG_CENTRONICS_PERROR_HANDLER(WRITELINE(mtx_state, write_centronics_perror)) - MCFG_CENTRONICS_SELECT_HANDLER(WRITELINE(mtx_state, write_centronics_select)) - - MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", "centronics") - - MCFG_SNAPSHOT_ADD("snapshot", mtx_state, mtx, "mtx", 1) - MCFG_CASSETTE_ADD("cassette") - MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_MUTED) - MCFG_CASSETTE_INTERFACE("mtx_cass") - - MCFG_TIMER_DRIVER_ADD_PERIODIC("cassette_timer", mtx_state, cassette_tick, attotime::from_hz(44100)) - - /* internal ram */ - MCFG_RAM_ADD(RAM_TAG) - MCFG_RAM_DEFAULT_SIZE("64K") - MCFG_RAM_EXTRA_OPTIONS("96K,128K,160K,192K,224K,256K,288K,320K,352K,384K,416K,448K,480K,512K") - - MCFG_SOFTWARE_LIST_ADD("cass_list", "mtx_cass") -MACHINE_CONFIG_END - -/*------------------------------------------------- - MACHINE_CONFIG_DERIVED( mtx500, mtx512 ) --------------------------------------------------*/ - -static MACHINE_CONFIG_DERIVED( mtx500, mtx512 ) - - /* internal ram */ - MCFG_RAM_MODIFY(RAM_TAG) - MCFG_RAM_DEFAULT_SIZE("32K") - MCFG_RAM_EXTRA_OPTIONS("64K,96K,128K,160K,192K,224K,256K,288K,320K,352K,384K,416K,448K,480K,512K") -MACHINE_CONFIG_END - -/*------------------------------------------------- - MACHINE_CONFIG_DERIVED( rs128, mtx512 ) --------------------------------------------------*/ - -static MACHINE_CONFIG_DERIVED( rs128, mtx512 ) - - /* basic machine hardware */ - MCFG_CPU_MODIFY(Z80_TAG) - MCFG_CPU_IO_MAP(rs128_io) - MCFG_CPU_CONFIG(rs128_daisy_chain) - - /* devices */ - MCFG_Z80DART_ADD(Z80DART_TAG, XTAL_4MHz, 0, 0, 0, 0 ) - MCFG_Z80DART_OUT_INT_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0)) - - /* internal ram */ - MCFG_RAM_MODIFY(RAM_TAG) - MCFG_RAM_DEFAULT_SIZE("128K") - MCFG_RAM_EXTRA_OPTIONS("160K,192K,224K,256K,288K,320K,352K,384K,416K,448K,480K,512K") -MACHINE_CONFIG_END - -/*************************************************************************** - ROMS -***************************************************************************/ - -ROM_START( mtx512 ) - ROM_REGION( 0x02000, "user1", 0 ) - ROM_LOAD( "osrom", 0x0000, 0x2000, CRC(9ca858cc) SHA1(3804503a58f0bcdea96bb6488833782ebd03976d) ) - - ROM_REGION( 0x10000, "user2", 0 ) - ROM_LOAD( "basicrom", 0x0000, 0x2000, CRC(87b4e59c) SHA1(c49782a82a7f068c1195cd967882ba9edd546eaf) ) - ROM_LOAD( "assemrom", 0x2000, 0x2000, CRC(9d7538c3) SHA1(d1882c4ea61a68b1715bd634ded5603e18a99c5f) ) - ROM_LOAD( "newword0", 0x4000, 0x2000, CRC(5433bd01) SHA1(56897f385476864337b7b994c1b46f50eaa57128) ) - ROM_LOAD( "newword1", 0x6000, 0x2000, CRC(10980c03) SHA1(8245c42fb1eda43b67fa483e50e4ee3bc5f3f29f) ) - ROM_LOAD( "newword2", 0x8000, 0x2000, CRC(cbff7130) SHA1(b4ab27def6020ba8e32959a1b988fce77bcc1d7f) ) - ROM_LOAD( "newword3", 0xa000, 0x2000, CRC(e6bbc33b) SHA1(26faa4a8d952c4659f610e94608b630456ab89aa) ) - - ROM_REGION( 0x2000, "sdx", 0 ) - ROM_LOAD( "sdx", 0x0000, 0x2000, NO_DUMP ) - - ROM_REGION( 0x2000, "mtx", 0 ) - ROM_LOAD( "sm2 fdcx1 v03", 0x0000, 0x2000, NO_DUMP ) - - ROM_REGION( 0x1000, MC6845_TAG, 0 ) - ROM_LOAD( "80z.bin", 0x0000, 0x1000, CRC(ea6fe865) SHA1(f84883f79bed34501e5828336894fad929bddbb5) ) - - /* Device GAL16V8 converted from PAL14L4 JEDEC map */ - ROM_REGION( 0x117, "plds", 0 ) - ROM_LOAD( "memotech-mtx512.bin", 0x0000, 0x0117, CRC(31f88133) SHA1(5bef3ce764121b3510b538824b2768f082b422bb) ) -ROM_END - -#define rom_mtx500 rom_mtx512 -#define rom_rs128 rom_mtx512 - -/*************************************************************************** - SYSTEM DRIVERS -***************************************************************************/ - -/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ -COMP( 1983, mtx512, 0, 0, mtx512, mtx512, driver_device, 0, "Memotech Ltd", "MTX 512", 0 ) -COMP( 1983, mtx500, mtx512, 0, mtx500, mtx512, driver_device, 0, "Memotech Ltd", "MTX 500", 0 ) -COMP( 1984, rs128, mtx512, 0, rs128, mtx512, driver_device, 0, "Memotech Ltd", "RS 128", 0 ) - - -/* -The following roms are available should they be considered useful: - -ROM_START( mtx_roms ) - ROM_LOAD( "assem.rom", CRC(599d5b6b) SHA1(3ec1f7f476a21ca3206012ded22198c020b47f7d) ) - ROM_LOAD( "basic.rom", CRC(d1e9ff36) SHA1(e89ae3a627716e6cee7e35054be8a2472bdd49d4) ) - ROM_LOAD( "boot.rom", CRC(ed98d6dd) SHA1(4671ee49bb96262b0468f7122a49bf2588170903) ) - ROM_LOAD( "mtx3-an.rom", CRC(54c9eca2) SHA1(3e628beaa360e635264c8c2c3a5b8312951a220b) ) - ROM_LOAD( "nboot.rom", CRC(9caea81c) SHA1(93fca6e7ffbc7ae3283b8bda9f01c36b2bed1c54) ) -ROM_END - -BASIC.ROM this contains the monitor ROM plus the BASIC ROM. - It's good to view them as one, because the monitor - ROM contains a good deal of BASIC code and the machine - code just runs from the monitor ROM into the BASIC ROM. - It's also handy if you want to disassemble it (which - you don't need because it's already done). - -MTX3-AN.ROM the monitor ROM, but slightly modified - While detecting memory size, the startup code destroys - RAM content. When you have a lot of RAM it is convenient - to have a ramdisk for CP/M, but it is a nuisance if the - ramdisk is trashed at each reset. The modification simply - prevents RAM trashing. - -ASSEM.ROM assembler ROM - -BOOT.ROM FDX floppy boot ROM - -NBOOT.ROM replacement FDX boot ROM written by M. Kessler (supports - booting from different disk formats and different drives) -*/ |