/*************************************************************************** Philips VG-5000mu Driver by Sandro Ronco with help from Daniel Coulom 05/2010 (Sandro Ronco) - EF9345 video controller - keyboard input ports 05/2009 Skeleton driver. Known issues: - 1200 bauds cassette don't works - BASIC games hangs in default BIOS but works in alternative version Informations ( see the very informative http://vg5k.free.fr/ ): - Variants: Radiola VG5000 and Schneider VG5000 - CPU: Zilog Z80 running at 4MHz - ROM: 18KB (16 KB BASIC + 2 KB charset ) - RAM: 24 KB - Video: SGS Thomson EF9345 processor - Text mode: 25 rows x 40 columns - Character matrix: 8 x 10 - ASCII characters set, 128 graphics mode characters, 192 user characters. - Graphics mode: not available within basic, only semi graphic is available. - Colors: 8 - Sound: Synthesizer, 4 Octaves - Keyboard: 63 keys AZERTY, Caps Lock, CTRL key to access 33 BASIC instructions - I/O: Tape recorder connector (1200/2400 bauds), Scart connector to TV (RGB), External PSU (VU0022) connector, Bus connector (2x25 pins) - There are 2 versions of the VG5000 ROM, one with Basic v1.0, contained in two 8 KB ROMs, and one with Basic 1.1, contained in a single 16 KB ROM. - RAM: 24 KB (3 x 8 KB) type SRAM D4168C, more precisely: 2 x 8 KB, used by the system 1 x 8 KB, used by the video processor - Memory Map: $0000 - $3fff BASIC + monitor $4000 - $47cf Screen $47d0 - $7fff reserved area for BASIC, variables, etc $8000 - $bfff Memory Expansion 16K or ROM cart $c000 - $ffff Memory Expansion 32K or ROM cart - This computer was NOT MSX-compatible! ****************************************************************************/ #include "emu.h" #include "cpu/z80/z80.h" #include "machine/ram.h" #include "imagedev/printer.h" #include "video/ef9345.h" #include "sound/dac.h" #include "imagedev/cassette.h" #include "sound/wave.h" #include "formats/vg5k_cas.h" class vg5k_state : public driver_device { public: vg5k_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_ef9345(*this, "ef9345"), m_dac(*this, "dac"), m_printer(*this, "printer"), m_cassette(*this, CASSETTE_TAG) { } required_device m_maincpu; required_device m_ef9345; required_device m_dac; required_device m_printer; required_device m_cassette; offs_t m_ef9345_offset; virtual void machine_start(); virtual void machine_reset(); DECLARE_READ8_MEMBER( printer_r ); DECLARE_WRITE8_MEMBER( printer_w ); DECLARE_WRITE8_MEMBER ( ef9345_offset_w ); DECLARE_READ8_MEMBER ( ef9345_io_r ); DECLARE_WRITE8_MEMBER ( ef9345_io_w ); DECLARE_READ8_MEMBER ( cassette_r ); DECLARE_WRITE8_MEMBER ( cassette_w ); DECLARE_DRIVER_INIT(vg5k); TIMER_CALLBACK_MEMBER(z80_irq_clear); TIMER_DEVICE_CALLBACK_MEMBER(z80_irq); TIMER_DEVICE_CALLBACK_MEMBER(vg5k_scanline); }; READ8_MEMBER( vg5k_state::printer_r ) { return (m_printer->is_ready() ? 0x00 : 0xff); } WRITE8_MEMBER( vg5k_state::printer_w ) { m_printer->output(data); } WRITE8_MEMBER ( vg5k_state::ef9345_offset_w ) { m_ef9345_offset = data; } READ8_MEMBER ( vg5k_state::ef9345_io_r ) { return m_ef9345->data_r(space, m_ef9345_offset, 0xff); } WRITE8_MEMBER ( vg5k_state::ef9345_io_w ) { m_ef9345->data_w(space, m_ef9345_offset, data, 0xff); } READ8_MEMBER ( vg5k_state::cassette_r ) { double level = m_cassette->input(); return (level > 0.03) ? 0xff : 0x00; } WRITE8_MEMBER ( vg5k_state::cassette_w ) { m_dac->write_unsigned8(data <<2); if (data == 0x03) m_cassette->output(+1); else if (data == 0x02) m_cassette->output(-1); else m_cassette->output(0); } static ADDRESS_MAP_START( vg5k_mem, AS_PROGRAM, 8, vg5k_state) ADDRESS_MAP_UNMAP_HIGH AM_RANGE( 0x0000, 0x3fff ) AM_ROM AM_RANGE( 0x4000, 0x7fff ) AM_RAM AM_RANGE( 0x8000, 0xffff ) AM_NOP /* messram expansion memory */ ADDRESS_MAP_END static ADDRESS_MAP_START( vg5k_io , AS_IO, 8, vg5k_state) ADDRESS_MAP_UNMAP_HIGH ADDRESS_MAP_GLOBAL_MASK (0xff) /* joystick */ AM_RANGE( 0x07, 0x07 ) AM_READ_PORT("JOY0") AM_RANGE( 0x08, 0x08 ) AM_READ_PORT("JOY1") /* printer */ AM_RANGE( 0x10, 0x10 ) AM_READ(printer_r) AM_RANGE( 0x11, 0x11 ) AM_WRITE(printer_w) /* keyboard */ AM_RANGE( 0x80, 0x80 ) AM_READ_PORT("ROW1") AM_RANGE( 0x81, 0x81 ) AM_READ_PORT("ROW2") AM_RANGE( 0x82, 0x82 ) AM_READ_PORT("ROW3") AM_RANGE( 0x83, 0x83 ) AM_READ_PORT("ROW4") AM_RANGE( 0x84, 0x84 ) AM_READ_PORT("ROW5") AM_RANGE( 0x85, 0x85 ) AM_READ_PORT("ROW6") AM_RANGE( 0x86, 0x86 ) AM_READ_PORT("ROW7") AM_RANGE( 0x87, 0x87 ) AM_READ_PORT("ROW8") /* EF9345 */ AM_RANGE( 0x8f, 0x8f ) AM_WRITE(ef9345_offset_w) AM_RANGE( 0xcf, 0xcf ) AM_READWRITE(ef9345_io_r, ef9345_io_w) /* cassette */ AM_RANGE( 0xaf,0xaf ) AM_READWRITE(cassette_r, cassette_w) ADDRESS_MAP_END /* Input ports */ static INPUT_PORTS_START( vg5k ) PORT_START("ROW1") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_HOME) PORT_NAME("HOME") PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_UNUSED PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LSHIFT) PORT_NAME("SHIFT") PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LEFT) PORT_NAME("LEFT") PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_RIGHT) PORT_NAME("RIGHT") PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_DOWN) PORT_NAME("DOWN") PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LCONTROL) PORT_NAME("CTRL") PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_INSERT) PORT_NAME("INS") PORT_START("ROW2") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F2) PORT_NAME("RUN") PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CAPSLOCK) PORT_NAME("CAPSLOCK") PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_UNUSED PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ENTER) PORT_NAME("ENTER") PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_UP) PORT_NAME("UP") PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_START("ROW3") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR(':') PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_START("ROW4") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_START("ROW5") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR('*') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_START("ROW6") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_UNUSED PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F1) PORT_NAME("..") PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_START("ROW7") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR('+') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_PGUP) PORT_CHAR('<') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_PGDN) PORT_NAME("PRINT") PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_START("ROW8") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_NAME("<--") PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_START("JOY0") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_PLAYER(1) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_PLAYER(1) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_PLAYER(1) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_PLAYER(1) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(1) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_UNUSED PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_UNUSED PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_UNUSED PORT_START("JOY1") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_PLAYER(2) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_PLAYER(2) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_PLAYER(2) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_PLAYER(2) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(2) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_UNUSED PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_UNUSED PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_UNUSED INPUT_PORTS_END TIMER_CALLBACK_MEMBER(vg5k_state::z80_irq_clear) { machine().device("maincpu")->execute().set_input_line(0, CLEAR_LINE); } TIMER_DEVICE_CALLBACK_MEMBER(vg5k_state::z80_irq) { machine().device("maincpu")->execute().set_input_line(0, ASSERT_LINE); machine().scheduler().timer_set(attotime::from_usec(100), timer_expired_delegate(FUNC(vg5k_state::z80_irq_clear),this)); } TIMER_DEVICE_CALLBACK_MEMBER(vg5k_state::vg5k_scanline) { m_ef9345->update_scanline((UINT16)param); } void vg5k_state::machine_start() { save_item(NAME(m_ef9345_offset)); } void vg5k_state::machine_reset() { m_ef9345_offset = 0; } /* F4 Character Displayer */ static const gfx_layout vg5k_charlayout = { 8, 16, /* 8 x 16 characters */ 256, /* 256 characters */ 1, /* 1 bits per pixel */ { 0 }, /* no bitplanes */ /* x offsets */ { 7, 6, 5, 4, 3, 2, 1, 0 }, /* y offsets */ { 0, 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 /* every char takes 16 bytes */ }; static GFXDECODE_START( vg5k ) GFXDECODE_ENTRY( "ef9345", 0x2000, vg5k_charlayout, 0, 4 ) GFXDECODE_END DRIVER_INIT_MEMBER(vg5k_state,vg5k) { UINT8 *FNT = machine().root_device().memregion("ef9345")->base(); UINT16 a,b,c,d,dest=0x2000; /* Unscramble the chargen rom as the format is too complex for gfxdecode to handle unaided */ for (a = 0; a < 8192; a+=4096) for (b = 0; b < 2048; b+=64) for (c = 0; c < 4; c++) for (d = 0; d < 64; d+=4) FNT[dest++]=FNT[a|b|c|d]; /* install expansion memory*/ address_space &program = machine().device("maincpu")->memory().space(AS_PROGRAM); UINT8 *ram = machine().device(RAM_TAG)->pointer(); UINT16 ram_size = machine().device(RAM_TAG)->size(); if (ram_size > 0x4000) program.install_ram(0x8000, 0x3fff + ram_size, ram); } static const ef9345_interface vg5k_ef9345_config = { "screen" /* screen we are acting on */ }; static const struct CassetteOptions vg5k_cassette_options = { 1, /* channels */ 16, /* bits per sample */ 44100 /* sample frequency */ }; static const cassette_interface vg5k_cassette_interface = { vg5k_cassette_formats, &vg5k_cassette_options, (cassette_state)(CASSETTE_STOPPED | CASSETTE_MASK_SPEAKER), "vg5k_cass", NULL }; static MACHINE_CONFIG_START( vg5k, vg5k_state ) /* basic machine hardware */ MCFG_CPU_ADD("maincpu",Z80, XTAL_4MHz) MCFG_CPU_PROGRAM_MAP(vg5k_mem) MCFG_CPU_IO_MAP(vg5k_io) MCFG_TIMER_DRIVER_ADD_SCANLINE("vg5k_scanline", vg5k_state, vg5k_scanline, "screen", 0, 10) MCFG_TIMER_DRIVER_ADD_PERIODIC("irq_timer", vg5k_state, z80_irq, attotime::from_msec(20)) MCFG_EF9345_ADD("ef9345", vg5k_ef9345_config) /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_REFRESH_RATE(50) MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ MCFG_SCREEN_UPDATE_DEVICE("ef9345", ef9345_device, screen_update) MCFG_SCREEN_SIZE(336, 300) MCFG_SCREEN_VISIBLE_AREA(00, 336-1, 00, 270-1) MCFG_GFXDECODE(vg5k) MCFG_PALETTE_LENGTH(8) /* sound hardware */ MCFG_SPEAKER_STANDARD_MONO("mono") MCFG_SOUND_ADD("dac", DAC, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) /* cassette */ MCFG_SOUND_WAVE_ADD(WAVE_TAG, CASSETTE_TAG) MCFG_SOUND_ROUTE(0, "mono", 0.25) MCFG_CASSETTE_ADD( CASSETTE_TAG, vg5k_cassette_interface ) /* printer */ MCFG_PRINTER_ADD("printer") /* internal ram */ MCFG_RAM_ADD(RAM_TAG) MCFG_RAM_DEFAULT_SIZE("16K") MCFG_RAM_EXTRA_OPTIONS("32K,48k") /* Software lists */ MCFG_SOFTWARE_LIST_ADD("cass_list", "vg5k") MACHINE_CONFIG_END /* ROM definition */ ROM_START( vg5k ) ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) ROM_SYSTEM_BIOS(0, "v11", "BASIC v1.1") ROMX_LOAD( "vg5k11.bin", 0x0000, 0x4000, CRC(a6998ff8) SHA1(881ba594be0a721a999378312aea0c3c1c7b2b58), ROM_BIOS(1) ) // dumped from a Radiola VG-5000 ROM_SYSTEM_BIOS(1, "v11a", "BASIC v1.1 (alt)") ROMX_LOAD( "vg5k11a.bin", 0x0000, 0x4000, BAD_DUMP CRC(a6f4a0ea) SHA1(58eccce33cc21fc17bc83921018f531b8001eda3), ROM_BIOS(2) ) // from dcvg5k ROM_SYSTEM_BIOS(2, "v10", "BASIC v1.0") ROMX_LOAD( "vg5k10.bin", 0x0000, 0x4000, BAD_DUMP CRC(57983260) SHA1(5ad1787a6a597b5c3eedb7c3704b649faa9be4ca), ROM_BIOS(3) ) ROM_REGION( 0x4000, "ef9345", 0 ) ROM_LOAD( "charset.rom", 0x0000, 0x2000, BAD_DUMP CRC(b2f49eb3) SHA1(d0ef530be33bfc296314e7152302d95fdf9520fc) ) // from dcvg5k ROM_END /* Driver */ /* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ COMP( 1984, vg5k, 0, 0, vg5k, vg5k, vg5k_state, vg5k, "Philips", "VG-5000", GAME_SUPPORTS_SAVE | GAME_NOT_WORKING )