// license:GPL-2.0+ // copyright-holders:Juergen Buchmueller,Nigel Barnes /****************************************************************************** * Microtan 65 * * system driver * * Juergen Buchmueller , Jul 2000 * * Thanks go to Geoff Macdonald * for his site http://www.geoff.org.uk/microtan/index.htm * and to Fabrice Frances * for his site http://oric.free.fr/microtan.html * * Microtan65 memory map * * range short description * 0000-01ff SYSRAM system ram * 0000-003f variables * 0040-00ff basic * 0100-01ff stack * 0200-03ff VIDEORAM display * 0400-afff RAM main memory * bc00-bc01 AY8912-0 sound chip #0 * bc02-bc03 AY8912-1 sound chip #1 * bc04 SPACEINV space invasion sound (?) * bfc0-bfcf VIA6522-0 VIA 6522 #0 * bfd0-bfd3 SIO serial i/o * bfe0-bfef VIA6522-1 VIA 6522 #1 * bff0 GFX_KBD R: chunky graphics on W: reset KBD interrupt * bff1 NMI W: start delayed NMI * bff2 HEX W: hex. keypad column * bff3 KBD_GFX R: ASCII KBD / hex. keypad row W: chunky graphics off * c000-e7ff BASIC BASIC Interpreter ROM * f000-f7ff XBUG XBUG ROM * f800-ffff TANBUG TANBUG ROM * * Tanbug commands: * B Set breakpoint * C copy (move) memory block * G Go * L Hex dump * M Modify memory * N Exit single-step mode * O Hex calculator * P Step once * R Register examine/modify * S Enter single-step mode * BAS Start BASIC * WAR Re-enter BASIC (warm start) * * The keyboard is essentially an ordinary ASCII keyboard, with 71 keys, 8 * TTL chips and an undumped 2716 eprom labelled MON V1. We currently use a * generic keyboard because of the lack of a schematic. Unemulated keys are * 'SHIFT LOCK' and 'REPT'. Since all commands must be uppercase, capslock * is defaulted to on. * *****************************************************************************/ #include "emu.h" #include "includes/microtan.h" #include "emupal.h" #include "screen.h" #include "softlist.h" void microtan_state::mt65_map(address_map &map) { map(0x0000, 0xffff).rw(m_tanbus, FUNC(tanbus_device::read), FUNC(tanbus_device::write)); map(0x0000, 0x01ff).ram(); map(0x0200, 0x03ff).ram().w(FUNC(microtan_state::videoram_w)).share(m_videoram); map(0xbff0, 0xbfff).rw(FUNC(microtan_state::bffx_r), FUNC(microtan_state::bffx_w)); map(0xf800, 0xffff).rom(); } void microtan_state::spinv_map(address_map &map) { map.unmap_value_high(); map(0x0000, 0x01ff).ram(); map(0x0200, 0x03ff).ram().w(FUNC(microtan_state::videoram_w)).share(m_videoram); map(0xbc04, 0xbc04).rw(FUNC(microtan_state::sound_r), FUNC(microtan_state::sound_w)); map(0xbff0, 0xbfff).rw(FUNC(microtan_state::bffx_r), FUNC(microtan_state::bffx_w)); map(0xe800, 0xefff).rom().mirror(0x1000); } void mt6809_state::mt6809_map(address_map &map) { map(0x0000, 0xffff).rw(m_tanbus, FUNC(tanbus_device::read), FUNC(tanbus_device::write)); map(0xdc00, 0xdfff).ram(); map(0xdfd8, 0xdfd8).r(FUNC(mt6809_state::keyboard_r)); map(0xf800, 0xffff).rom(); } INPUT_CHANGED_MEMBER(microtan_state::trigger_reset) { m_maincpu->set_input_line(INPUT_LINE_RESET, newval ? ASSERT_LINE : CLEAR_LINE); if (newval) { machine().schedule_soft_reset(); } } static INPUT_PORTS_START( microtan ) PORT_START("CONFIG") PORT_CONFNAME(0x03, 0x00, "Input") PORT_CONFSETTING(0x00, "ASCII Keyboard") PORT_CONFSETTING(0x01, "Hex Keypad") PORT_START("KBD0") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("ESC") PORT_CODE(KEYCODE_ESC) PORT_CHAR(27) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("1 !") PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("2 \"") PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("3 #") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("4 $") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("5 %") PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("6 &") PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("7 \'") PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR(39) PORT_START("KBD1") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("8 (") PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("9 )") PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('~') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(": *") PORT_CODE(KEYCODE_MINUS) PORT_CHAR(':') PORT_CHAR('*') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("- =") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('-') PORT_CHAR('=') PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("NEW PAGE") PORT_CODE(KEYCODE_TILDE) PORT_CHAR(12) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("RUB OUT") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(UTF8_UP) PORT_CODE(KEYCODE_TAB) PORT_CHAR('^') PORT_CHAR('_') PORT_START("KBD2") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_CHAR('q') PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_CHAR('w') PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_CHAR('e') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_CHAR('r') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_CHAR('t') PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_CHAR('y') PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_CHAR('u') PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_CHAR('i') PORT_START("KBD3") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_CHAR('o') PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_CHAR('p') PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("[ {") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("] }") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("BREAK") PORT_CODE(KEYCODE_DEL) PORT_CHAR(3) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("ALFA LOCK") PORT_CODE(KEYCODE_CAPSLOCK) PORT_TOGGLE PORT_START("KBD4") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_CHAR('a') PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_CHAR('s') PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_CHAR('d') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_CHAR('f') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_CHAR('g') PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_CHAR('h') PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_CHAR('j') PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR('k') PORT_START("KBD5") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR('l') PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("; +") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("@") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('@') PORT_CHAR('`') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("\\ |") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('|') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("SHIFT (L)") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_CHAR('z') PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_CHAR('x') PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_CHAR('c') PORT_START("KBD6") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_CHAR('v') PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_CHAR('b') PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_CHAR('n') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_CHAR('m') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(", <") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(". >") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("/ ?") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("SHIFT (R)") PORT_CODE(KEYCODE_RSHIFT) PORT_START("KBD7") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("LINE FEED") PORT_CHAR(10) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(32) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("- (KP)") PORT_CODE(KEYCODE_MINUS_PAD) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(", (KP)") PORT_CODE(KEYCODE_PLUS_PAD) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("ENTER (KP)") PORT_CODE(KEYCODE_ENTER_PAD) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(". (KP)") PORT_CODE(KEYCODE_DEL_PAD) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("0 (KP)") PORT_CODE(KEYCODE_0_PAD) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("1 (KP)") PORT_CODE(KEYCODE_1_PAD) PORT_START("KBD8") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("2 (KP)") PORT_CODE(KEYCODE_2_PAD) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("3 (KP)") PORT_CODE(KEYCODE_3_PAD) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("4 (KP)") PORT_CODE(KEYCODE_4_PAD) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("5 (KP)") PORT_CODE(KEYCODE_5_PAD) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("6 (KP)") PORT_CODE(KEYCODE_6_PAD) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("7 (KP)") PORT_CODE(KEYCODE_7_PAD) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("8 (KP)") PORT_CODE(KEYCODE_8_PAD) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("9 (KP)") PORT_CODE(KEYCODE_9_PAD) PORT_START("KPAD0") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("0") PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("4") PORT_CODE(KEYCODE_4_PAD) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("8 P") PORT_CODE(KEYCODE_8_PAD) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("C M") PORT_CODE(KEYCODE_C) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_BIT(0xe0, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("KPAD1") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("1") PORT_CODE(KEYCODE_1_PAD) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("5 O") PORT_CODE(KEYCODE_5_PAD) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("9 ESC") PORT_CODE(KEYCODE_9_PAD) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("D G") PORT_CODE(KEYCODE_D) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("LF DEL") PORT_CODE(KEYCODE_DEL_PAD) PORT_BIT(0xe0, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("KPAD2") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("2") PORT_CODE(KEYCODE_2_PAD) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("6 C") PORT_CODE(KEYCODE_6_PAD) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("E S") PORT_CODE(KEYCODE_E) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("CR SP") PORT_CODE(KEYCODE_ENTER_PAD) PORT_BIT(0xe0, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("KPAD3") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("3 '") PORT_CODE(KEYCODE_3_PAD) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("7 R") PORT_CODE(KEYCODE_7_PAD) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("B L") PORT_CODE(KEYCODE_B) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYPAD) PORT_NAME("F N") PORT_CODE(KEYCODE_F) PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("BRK") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("RESET") PORT_CODE(KEYCODE_F12) PORT_CHAR(UCHAR_MAMEKEY(F12)) PORT_CHANGED_MEMBER(DEVICE_SELF, microtan_state, trigger_reset, 0) INPUT_PORTS_END static INPUT_PORTS_START( spinveti ) PORT_START("CONFIG") PORT_CONFNAME(0x03, 0x02, "Input") PORT_CONFSETTING(0x02, "ETI Keypad") PORT_CONFNAME(0x60, 0x20, "Difficulty") PORT_CONFSETTING(0x00, "Easy") PORT_CONFSETTING(0x20, "Normal") PORT_CONFSETTING(0x40, "Hard") PORT_CONFSETTING(0x60, "Hardest") PORT_START("KEYPAD") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Play") PORT_CODE(KEYCODE_ENTER) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Fire") PORT_CODE(KEYCODE_LCONTROL) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Hold") PORT_CODE(KEYCODE_H) PORT_START("BRK") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Reset") PORT_CODE(KEYCODE_R) PORT_CHANGED_MEMBER(DEVICE_SELF, microtan_state, trigger_reset, 0) INPUT_PORTS_END static const gfx_layout char_layout = { 8, 16, /* 8 x 16 graphics */ 256, /* 256 codes */ 1, /* 1 bit per pixel */ { 0 }, /* no bitplanes */ { 0, 1, 2, 3, 4, 5, 6, 7 }, { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8, 9*8, 10*8, 11*8, 12*8, 13*8, 14*8, 15*8 }, 8 * 16 /* code takes 8 times 16 bits */ }; static GFXDECODE_START( gfx_microtan ) GFXDECODE_ENTRY( "gfx1", 0, char_layout, 0, 1 ) GFXDECODE_ENTRY( "gfx2", 0, char_layout, 0, 1 ) GFXDECODE_END void microtan_state::mt65(machine_config &config) { /* Microtan 65 CPU board */ M6502(config, m_maincpu, 6_MHz_XTAL / 8); m_maincpu->set_addrmap(AS_PROGRAM, µtan_state::mt65_map); TIMER(config, "kbd_timer").configure_periodic(FUNC(microtan_state::kbd_scan), attotime::from_hz(45)); INPUT_MERGER_ANY_HIGH(config, m_irq_line).output_handler().set_inputline(m_maincpu, M6502_IRQ_LINE); /* video hardware - include overscan */ screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_raw(6_MHz_XTAL, 384, 0, 32*8, 312, 0, 16*16); screen.set_screen_update(FUNC(microtan_state::screen_update)); screen.set_palette("palette"); GFXDECODE(config, m_gfxdecode, "palette", gfx_microtan); PALETTE(config, "palette", palette_device::MONOCHROME); /* Microtan Motherboard */ TANBUS(config, m_tanbus, 6_MHz_XTAL); m_tanbus->out_irq_callback().set(m_irq_line, FUNC(input_merger_device::in_w)); m_tanbus->out_so_callback().set_inputline(m_maincpu, M6502_SET_OVERFLOW); m_tanbus->out_nmi_callback().set_inputline(m_maincpu, M6502_NMI_LINE); m_tanbus->out_pgm_callback().set(FUNC(microtan_state::pgm_chargen_w)); TANBUS_SLOT(config, "tanbus:tanex", -1, tanex_devices, "tanex"); TANBUS_SLOT(config, "tanbus:0", 0, tanbus_devices, "tanram"); TANBUS_SLOT(config, "tanbus:1", 1, tanbus_devices, nullptr); TANBUS_SLOT(config, "tanbus:2", 2, tanbus_devices, "bullsnd"); TANBUS_SLOT(config, "tanbus:3", 3, tanbus_devices, nullptr); TANBUS_SLOT(config, "tanbus:4", 4, tanbus_devices, nullptr); TANBUS_SLOT(config, "tanbus:5", 5, tanbus_devices, nullptr); TANBUS_SLOT(config, "tanbus:6", 6, tanbus_devices, nullptr); TANBUS_SLOT(config, "tanbus:7", 7, tanbus_devices, nullptr); TANBUS_SLOT(config, "tanbus:exp", 8, tanbus_devices, nullptr); /* snapshot/quickload */ snapshot_image_device &snapshot(SNAPSHOT(config, "snapshot", "dmp,m65")); snapshot.set_load_callback(FUNC(microtan_state::snapshot_cb)); snapshot.set_interface("mt65_snap"); QUICKLOAD(config, "quickload", "hex").set_load_callback(FUNC(microtan_state::quickload_cb)); /* software lists */ SOFTWARE_LIST(config, "rom_list").set_original("mt65_rom"); SOFTWARE_LIST(config, "cass_list").set_original("mt65_cass"); //SOFTWARE_LIST(config, "flop_list").set_original("mt65_flop").set_filter("6502"); SOFTWARE_LIST(config, "snap_list").set_original("mt65_snap"); } void microtan_state::micron(machine_config &config) { mt65(config); /* Microtan Mini-Motherboard connects MT65 CPU card and TANEX, no extra slots */ config.device_remove("tanbus:0"); config.device_remove("tanbus:1"); config.device_remove("tanbus:2"); config.device_remove("tanbus:3"); config.device_remove("tanbus:4"); config.device_remove("tanbus:5"); config.device_remove("tanbus:6"); config.device_remove("tanbus:7"); config.device_remove("tanbus:exp"); } void microtan_state::spinveti(machine_config &config) { /* basic machine hardware */ M6502(config, m_maincpu, 6_MHz_XTAL / 8); m_maincpu->set_addrmap(AS_PROGRAM, µtan_state::spinv_map); INPUT_MERGER_ANY_HIGH(config, m_irq_line).output_handler().set_inputline(m_maincpu, M6502_IRQ_LINE); /* video hardware - include overscan */ screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_raw(6_MHz_XTAL, 384, 0, 32*8, 312, 0, 16*16); screen.set_screen_update(FUNC(microtan_state::screen_update)); screen.set_palette("palette"); GFXDECODE(config, m_gfxdecode, "palette", gfx_microtan); PALETTE(config, "palette", palette_device::MONOCHROME); /* TODO: Sound hardware */ } static DEVICE_INPUT_DEFAULTS_START(ra32k_def_ram0000) /* 32K RAM configured 0x0000-0x7fff */ DEVICE_INPUT_DEFAULTS("SW1", 0xff, 0xff) // all blocks enabled DEVICE_INPUT_DEFAULTS("SW2", 0xff, 0xff) // all blocks enabled DEVICE_INPUT_DEFAULTS("SW3", 0x0f, 0x0f) // start address $0000 DEVICE_INPUT_DEFAULTS("LNK1", 0x03, 0x01) DEVICE_INPUT_DEFAULTS_END static DEVICE_INPUT_DEFAULTS_START(ra32k_def_ram8000) /* 32K RAM configured 0x8000-0xffff */ DEVICE_INPUT_DEFAULTS("SW1", 0xff, 0x7f) // disable block $F800 DEVICE_INPUT_DEFAULTS("SW2", 0xff, 0xff) // all blocks enabled DEVICE_INPUT_DEFAULTS("SW3", 0x0f, 0x0d) // start address $8000 DEVICE_INPUT_DEFAULTS("LNK1", 0x03, 0x00) DEVICE_INPUT_DEFAULTS_END static DEVICE_INPUT_DEFAULTS_START(ra32k_def_rom2000) /* 8K EPROM configured 0x2000-0x3fff */ DEVICE_INPUT_DEFAULTS("SW1", 0xff, 0xff) // all blocks enabled DEVICE_INPUT_DEFAULTS("SW2", 0xff, 0xff) // all blocks enabled DEVICE_INPUT_DEFAULTS("SW3", 0x0f, 0x04) // start address $2000 DEVICE_INPUT_DEFAULTS("LNK1", 0x03, 0x02) DEVICE_INPUT_DEFAULTS_END void mt6809_state::mt6809(machine_config &config) { /* Ralph Allen 6809 CPU Board */ MC6809(config, m_maincpu, 6_MHz_XTAL / 4); // TODO: verify divider m_maincpu->set_addrmap(AS_PROGRAM, &mt6809_state::mt6809_map); TIMER(config, "kbd_timer").configure_periodic(FUNC(microtan_state::kbd_scan), attotime::from_hz(45)); INPUT_MERGER_ANY_HIGH(config, m_irq_line).output_handler().set_inputline(m_maincpu, M6809_IRQ_LINE); /* Microtan Motherboard */ TANBUS(config, m_tanbus, 6_MHz_XTAL); m_tanbus->out_irq_callback().set(m_irq_line, FUNC(input_merger_device::in_w)); m_tanbus->out_nmi_callback().set_inputline(m_maincpu, M6809_FIRQ_LINE); TANBUS_SLOT(config, "tanbus:tanex", -1, tanex_devices, nullptr); TANBUS_SLOT(config, "tanbus:0", 0, tanbus6809_devices, "ra32k").set_option_device_input_defaults("ra32k", DEVICE_INPUT_DEFAULTS_NAME(ra32k_def_ram0000)); TANBUS_SLOT(config, "tanbus:1", 1, tanbus6809_devices, "ra32k").set_option_device_input_defaults("ra32k", DEVICE_INPUT_DEFAULTS_NAME(ra32k_def_ram8000)); TANBUS_SLOT(config, "tanbus:2", 2, tanbus6809_devices, "ravdu"); TANBUS_SLOT(config, "tanbus:3", 3, tanbus6809_devices, "radisc"); TANBUS_SLOT(config, "tanbus:4", 4, tanbus6809_devices, nullptr); TANBUS_SLOT(config, "tanbus:5", 5, tanbus6809_devices, nullptr); TANBUS_SLOT(config, "tanbus:6", 6, tanbus6809_devices, nullptr); TANBUS_SLOT(config, "tanbus:7", 7, tanbus6809_devices, "ra32k").set_option_device_input_defaults("ra32k", DEVICE_INPUT_DEFAULTS_NAME(ra32k_def_rom2000)); TANBUS_SLOT(config, "tanbus:exp", 8, tanbus6809_devices, nullptr); /* software lists */ //SOFTWARE_LIST(config, "flop_list").set_original("mt65_flop").set_filter("6809"); } ROM_START( mt65 ) ROM_REGION(0x10000, "maincpu", 0) ROM_DEFAULT_BIOS("tanbug23") /* Microtan 65 (MT0016 Iss 1) */ ROM_SYSTEM_BIOS(0, "tanbug23", "TANBUG V2.3") ROMX_LOAD("tanbug23.k3", 0xf800, 0x0800, CRC(7f29845d) SHA1(de277e942eefa11a9a6defe3d7d03071d5100b68), ROM_BIOS(0)) ROM_SYSTEM_BIOS(1, "tanbug23p", "TANBUG V2.3 (patched)") ROMX_LOAD("tanbug_2.rom", 0xf800, 0x0400, CRC(7e215313) SHA1(c8fb3d33ce2beaf624dc75ec57d34c216b086274), ROM_BIOS(1)) ROMX_LOAD("tanbug.rom", 0xfc00, 0x0400, CRC(c8221d9e) SHA1(c7fe4c174523aaaab30be7a8c9baf2bc08b33968), ROM_BIOS(1)) ROM_SYSTEM_BIOS(2, "tanbug31", "TANBUG V3.1 (TANDOS)") ROMX_LOAD("tanbug31.k3", 0xf800, 0x0800, CRC(5943e427) SHA1(55fe645363cd5f2015a537be6f7a00de33d1bea5), ROM_BIOS(2)) ROM_SYSTEM_BIOS(3, "tanbug3b", "TANBUG V.3B (MPVDU)") ROMX_LOAD("tanbug3b.k3", 0xf800, 0x0800, CRC(5b49f861) SHA1(b37cddf97b6324ab0647479b5b013a9b3d47ddda), ROM_BIOS(3)) ROM_SYSTEM_BIOS(4, "tugbug11", "TUGBUG V1.1 (VID8082)") ROMX_LOAD("tugbug11.k3", 0xf800, 0x0800, CRC(23b02439) SHA1(9e56fbd6c07b1dc5c10e7b574a5ea26405781a3d), ROM_BIOS(4)) ROM_REGION(0x1000, "gfx1", 0) ROM_LOAD("charset.rom", 0x0000, 0x0800, CRC(3b3c5360) SHA1(a3a2f74149107f8b8f35b15069c71f3aa843d12f)) ROM_RELOAD(0x0800, 0x0800) ROM_REGION(0x1000, "gfx2", ROMREGION_ERASEFF) // initialized in init_gfx2 ROM_END ROM_START( micron ) ROM_REGION(0x10000, "maincpu", 0) ROM_DEFAULT_BIOS("tanbug1") /* MT65 (Iss 0) */ ROM_SYSTEM_BIOS(0, "tanbug1", "TANBUG V1") ROMX_LOAD("tanbug1.g2", 0xf800, 0x0400, CRC(6f45aaca) SHA1(c1a020d86830ee475ee75c847e98f7a02d467659), ROM_BIOS(0) | ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO) ROM_RELOAD(0xfc00, 0x0400) ROMX_LOAD("tanbug1.h2", 0xf800, 0x0400, CRC(1ccd6b8f) SHA1(49784749599255458ba5513d8c2fc58c4df39515), ROM_BIOS(0) | ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI) ROM_RELOAD(0xfc00, 0x0400) ROM_REGION(0x1000, "gfx1", 0) ROM_LOAD("charset.rom", 0x0000, 0x0800, CRC(3b3c5360) SHA1(a3a2f74149107f8b8f35b15069c71f3aa843d12f)) ROM_RELOAD(0x0800, 0x0800) ROM_REGION(0x1000, "gfx2", ROMREGION_ERASEFF) // initialized in init_gfx2 ROM_END ROM_START( spinveti ) ROM_REGION(0x10000, "maincpu", 0) ROM_LOAD("spaceinv.ic20", 0xe800, 0x0800, CRC(3e235077) SHA1(ae7d2788125d01a3c5d57ab0d992bd708abd6ade)) ROM_REGION(0x1000, "gfx1", 0) ROM_LOAD("charset.rom", 0x0000, 0x0800, CRC(3b3c5360) SHA1(a3a2f74149107f8b8f35b15069c71f3aa843d12f)) ROM_RELOAD(0x0800, 0x0800) ROM_REGION(0x1000, "gfx2", ROMREGION_ERASEFF) // initialized in init_gfx2 ROM_END ROM_START( mt6809 ) /* 6809 CPU Card (Ralph Allen Engineering) */ ROM_REGION(0x10000, "maincpu", 0) ROM_SYSTEM_BIOS(0, "ralbug14", "RALBUG V1.4") ROMX_LOAD("ralbug14.rom", 0xf800, 0x0800, CRC(8bbc87d8) SHA1(3d53a6ffd4a8d7c8edf4f2e23946011ed29146ce), ROM_BIOS(0)) ROM_END // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS COMP( 1979, mt65, 0, 0, mt65, microtan, microtan_state, init_microtan, "Tangerine", "Microtan 65", MACHINE_NO_SOUND_HW ) COMP( 1980, micron, mt65, 0, micron, microtan, microtan_state, init_microtan, "Tangerine", "Micron", MACHINE_NO_SOUND_HW ) COMP( 1980, spinveti, 0, 0, spinveti, spinveti, microtan_state, init_gfx2, "Tangerine/ETI", "Space Invasion (ETI)", MACHINE_NO_SOUND ) COMP( 1984, mt6809, mt65, 0, mt6809, microtan, mt6809_state, empty_init, "Tangerine", "Microtan 6809 System", MACHINE_NO_SOUND_HW | MACHINE_NOT_WORKING )