// license:GPL-2.0+ // copyright-holders:Juergen Buchmueller, Dirk Best /*************************************************************************** Video Technology Laser 110 Video Technology Laser 200 Salora Fellow Texet TX-8000 (?) Video Technology VZ-200 Video Technology Laser 210 Dick Smith Electronics VZ-200 Video Technology Laser 310 Dick Smith Electronics VZ-300 Thanks go to: - Guy Thomason - Jason Oakley - Bushy Maunder - and anybody else on the vzemu list :) - Davide Moretti for the detailed description of the colors - Leslie Milburn Todo: - Figure out which machines were shipped with which ROM version where not known (currently only a guess) - Lightpen support - Rewrite floppy ***************************************************************************/ #include "emu.h" #include "bus/vtech/ioexp/ioexp.h" #include "bus/vtech/memexp/memexp.h" #include "cpu/z80/z80.h" #include "imagedev/cassette.h" #include "imagedev/snapquik.h" #include "sound/spkrdev.h" #include "sound/wave.h" #include "video/mc6847.h" #include "softlist.h" #include "speaker.h" #include "formats/imageutl.h" #include "formats/vt_cas.h" /*************************************************************************** CONSTANTS & MACROS ***************************************************************************/ #define LOG_VTECH1_LATCH 0 #define VTECH1_CLK 3579500 #define VZ300_XTAL1_CLK XTAL(17'734'470) /*************************************************************************** TYPE DEFINITIONS ***************************************************************************/ class vtech1_state : public driver_device { public: vtech1_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_videoram(*this, "videoram"), m_maincpu(*this, "maincpu"), m_mc6847(*this, "mc6847"), m_speaker(*this, "speaker"), m_cassette(*this, "cassette"), m_ioexp(*this, "io"), m_memexp(*this, "mem") { } void init_vtech1(); void init_vtech1h(); DECLARE_READ8_MEMBER(vtech1_lightpen_r); DECLARE_READ8_MEMBER(vtech1_keyboard_r); DECLARE_WRITE8_MEMBER(vtech1_latch_w); DECLARE_WRITE8_MEMBER(vtech1_video_bank_w); DECLARE_READ8_MEMBER(mc6847_videoram_r); DECLARE_SNAPSHOT_LOAD_MEMBER( vtech1 ); void laser310(machine_config &config); void laser200(machine_config &config); void laser310h(machine_config &config); void laser110(machine_config &config); void laser210(machine_config &config); void laser110_mem(address_map &map); void laser210_mem(address_map &map); void laser310_mem(address_map &map); void vtech1_io(address_map &map); void vtech1_shrg_io(address_map &map); private: static const uint8_t VZ_BASIC = 0xf0; static const uint8_t VZ_MCODE = 0xf1; required_shared_ptr m_videoram; required_device m_maincpu; required_device m_mc6847; required_device m_speaker; required_device m_cassette; required_device m_ioexp; required_device m_memexp; }; /*************************************************************************** SNAPSHOT LOADING ***************************************************************************/ SNAPSHOT_LOAD_MEMBER( vtech1_state, vtech1 ) { address_space &space = m_maincpu->space(AS_PROGRAM); uint8_t header[24]; char pgmname[18]; // get the header image.fread(&header, sizeof(header)); // get image name for (int i = 0; i < 16; i++) pgmname[i] = header[i+4]; pgmname[16] = '\0'; // get start and end addresses uint16_t start = pick_integer_le(header, 22, 2); uint16_t end = start + snapshot_size - sizeof(header); uint16_t size = end - start; // write it to ram uint8_t *ptr = (uint8_t *)image.ptr() + sizeof(header); for (uint16_t addr = start; addr <= end; addr++, ptr++) { uint8_t to_write = *ptr; space.write_byte(addr, to_write); // verify if (space.read_byte(addr) != to_write) { image.seterror(IMAGE_ERROR_INVALIDIMAGE, "Insufficient RAM to load snapshot"); image.message("Insufficient RAM to load snapshot (%d bytes needed) [%s]", size, pgmname); return image_init_result::FAIL; } } // patch variables depending on snapshot type switch (header[21]) { case VZ_BASIC: space.write_byte(0x78a4, start % 256); /* start of basic program */ space.write_byte(0x78a5, start / 256); space.write_byte(0x78f9, end % 256); /* end of basic program */ space.write_byte(0x78fa, end / 256); space.write_byte(0x78fb, end % 256); /* start variable table */ space.write_byte(0x78fc, end / 256); space.write_byte(0x78fd, end % 256); /* start free mem, end variable table */ space.write_byte(0x78fe, end / 256); image.message(" %s (B)\nsize=%04X : start=%04X : end=%04X", pgmname, size, start, end); break; case VZ_MCODE: space.write_byte(0x788e, start % 256); /* usr subroutine address */ space.write_byte(0x788f, start / 256); image.message(" %s (M)\nsize=%04X : start=%04X : end=%04X", pgmname, size, start, end); m_maincpu->set_pc(start); /* start program */ break; default: image.seterror(IMAGE_ERROR_UNSUPPORTED, "Snapshot format not supported."); image.message("Snapshot format not supported."); return image_init_result::FAIL; } return image_init_result::PASS; } /*************************************************************************** INPUTS ***************************************************************************/ READ8_MEMBER( vtech1_state::vtech1_lightpen_r ) { logerror("vtech1_lightpen_r(%d)\n", offset); return 0xff; } READ8_MEMBER( vtech1_state::vtech1_keyboard_r ) { uint8_t result = 0x3f; // bit 0 to 5, keyboard input if (!BIT(offset, 0)) result &= ioport("keyboard_0")->read(); if (!BIT(offset, 1)) result &= ioport("keyboard_1")->read(); if (!BIT(offset, 2)) result &= ioport("keyboard_2")->read(); if (!BIT(offset, 3)) result &= ioport("keyboard_3")->read(); if (!BIT(offset, 4)) result &= ioport("keyboard_4")->read(); if (!BIT(offset, 5)) result &= ioport("keyboard_5")->read(); if (!BIT(offset, 6)) result &= ioport("keyboard_6")->read(); if (!BIT(offset, 7)) result &= ioport("keyboard_7")->read(); // bit 6, cassette input result |= ((m_cassette->input()) > 0 ? 1 : 0) << 6; // bit 7, field sync result |= m_mc6847->fs_r() << 7; return result; } /*************************************************************************** I/O LATCH ***************************************************************************/ WRITE8_MEMBER( vtech1_state::vtech1_latch_w ) { if (LOG_VTECH1_LATCH) logerror("vtech1_latch_w $%02X\n", data); // bit 1, SHRG mod (if installed) if (m_videoram.bytes() == 0x2000) { m_mc6847->gm0_w(BIT(data, 1)); m_mc6847->gm2_w(BIT(data, 1)); } // bit 2, cassette out (actually bits 1 and 2 perform this function, so either can be used) m_cassette->output( BIT(data, 2) ? -1.0 : +1.0); // bit 3 and 4, vdc mode control lines m_mc6847->ag_w(BIT(data, 3)); m_mc6847->css_w(BIT(data, 4)); // bit 0 and 5, speaker m_speaker->level_w((BIT(data, 5) << 1) | BIT(data, 0)); } /*************************************************************************** MEMORY BANKING ***************************************************************************/ WRITE8_MEMBER( vtech1_state::vtech1_video_bank_w ) { membank("bank4")->set_entry(data & 0x03); } /*************************************************************************** VIDEO EMULATION ***************************************************************************/ READ8_MEMBER( vtech1_state::mc6847_videoram_r ) { if (offset == ~0) return 0xff; m_mc6847->inv_w(BIT(m_videoram[offset], 6)); m_mc6847->as_w(BIT(m_videoram[offset], 7)); return m_videoram[offset]; } /*************************************************************************** DRIVER INIT ***************************************************************************/ void vtech1_state::init_vtech1() { // setup expansion slots m_ioexp->set_io_space(&m_maincpu->space(AS_IO)); m_memexp->set_program_space(&m_maincpu->space(AS_PROGRAM)); m_memexp->set_io_space(&m_maincpu->space(AS_IO)); } void vtech1_state::init_vtech1h() { init_vtech1(); // the SHRG mod replaces the standard videoram chip with an 8k chip m_videoram.allocate(0x2000); m_maincpu->space(AS_PROGRAM).install_readwrite_bank(0x7000, 0x77ff, "bank4"); membank("bank4")->configure_entries(0, 4, m_videoram, 0x800); membank("bank4")->set_entry(0); } /*************************************************************************** ADDRESS MAPS ***************************************************************************/ void vtech1_state::laser110_mem(address_map &map) { map(0x0000, 0x3fff).rom(); // basic rom map(0x6800, 0x6fff).rw(this, FUNC(vtech1_state::vtech1_keyboard_r), FUNC(vtech1_state::vtech1_latch_w)); map(0x7000, 0x77ff).ram().share("videoram"); // 6847 map(0x7800, 0x7fff).ram(); // 2k user ram } void vtech1_state::laser210_mem(address_map &map) { map(0x0000, 0x3fff).rom(); // basic rom map(0x6800, 0x6fff).rw(this, FUNC(vtech1_state::vtech1_keyboard_r), FUNC(vtech1_state::vtech1_latch_w)); map(0x7000, 0x77ff).ram().share("videoram"); // 6847 map(0x7800, 0x8fff).ram(); // 6k user ram } void vtech1_state::laser310_mem(address_map &map) { map(0x0000, 0x3fff).rom(); // basic rom map(0x6800, 0x6fff).rw(this, FUNC(vtech1_state::vtech1_keyboard_r), FUNC(vtech1_state::vtech1_latch_w)); map(0x7000, 0x77ff).ram().share("videoram"); // 6847 map(0x7800, 0xb7ff).ram(); // 16k user ram } void vtech1_state::vtech1_io(address_map &map) { map.global_mask(0xff); map(0x40, 0x4f).r(this, FUNC(vtech1_state::vtech1_lightpen_r)); } void vtech1_state::vtech1_shrg_io(address_map &map) { vtech1_io(map); map(0xd0, 0xdf).w(this, FUNC(vtech1_state::vtech1_video_bank_w)); } /*************************************************************************** INPUT PORTS ***************************************************************************/ static INPUT_PORTS_START(vtech1) PORT_START("keyboard_0") PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("R RETURN LEFT$") PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q FOR CHR$") PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E NEXT LEN(") PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W TO VAL(") PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T THEN MID$") PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_START("keyboard_1") PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F GOSUB RND(") PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A MODE( ASC(") PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D DIM RESTORE") PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_SHIFT_2) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S STEP STR$(") PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("G GOTO STOP") PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_START("keyboard_2") PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V LPRINT USR") PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z PEEK( INP") PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C CONT COPY") PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X POKE OUT") PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B LLIST SOUND") PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_START("keyboard_3") PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("4 $ VERIFY ATN(") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1 ! CSAVE SIN(") PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("3 # CRUN TAN(") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("2 \" CLOAD COS(") PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('\"') PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("5 % LIST LOG(") PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') PORT_START("keyboard_4") PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M \\ \xE2\x86\x90") PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_CHAR('\\') PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SPACE \xE2\x86\x93") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_CHAR('~') PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(", < \xE2\x86\x92") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(". > \xE2\x86\x91") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N ^ COLOR USING") PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_CHAR('^') PORT_START("keyboard_5") PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("7 ' END SGN(") PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0 @ DATA INT(") PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('@') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("8 ( NEW SQR(") PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("- = [Break]") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=') PORT_CHAR(UCHAR_MAMEKEY(CANCEL)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("9 ) READ ABS(") PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6 & RUN EXP(") PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') PORT_START("keyboard_6") PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U IF INKEY$") PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P ] PRINT NOT") PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_CHAR(']') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I INPUT AND") PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("RETURN [Function]") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O [ LET OR") PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_CHAR('[') PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y ELSE RIGHT$(") PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_START("keyboard_7") PORT_BIT(0xc0, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J REM RESET") PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("; + [Rubout]") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') PORT_CHAR(UCHAR_MAMEKEY(DEL)) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K / TAB( POINT") PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR('/') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(": * [Inverse]") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*') PORT_CHAR(UCHAR_MAMEKEY(HOME)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L ? [Insert]") PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR('?') PORT_CHAR(UCHAR_MAMEKEY(INSERT)) PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("H CLS SET") PORT_CODE(KEYCODE_H) PORT_CHAR('H') /* Enhanced options not available on real hardware */ PORT_START("CONFIG") PORT_CONFNAME( 0x01, 0x01, "Autorun on Quickload") PORT_CONFSETTING( 0x00, DEF_STR(No)) PORT_CONFSETTING( 0x01, DEF_STR(Yes)) // PORT_CONFNAME( 0x08, 0x08, "Cassette Speaker") // PORT_CONFSETTING( 0x08, DEF_STR(On)) // PORT_CONFSETTING( 0x00, DEF_STR(Off)) INPUT_PORTS_END /*************************************************************************** MACHINE DRIVERS ***************************************************************************/ static const int16_t speaker_levels[] = {-32768, 0, 32767, 0}; MACHINE_CONFIG_START(vtech1_state::laser110) // basic machine hardware MCFG_DEVICE_ADD("maincpu", Z80, VTECH1_CLK) /* 3.57950 MHz */ MCFG_DEVICE_PROGRAM_MAP(laser110_mem) MCFG_DEVICE_IO_MAP(vtech1_io) // video hardware MCFG_SCREEN_MC6847_PAL_ADD("screen", "mc6847") MCFG_DEVICE_ADD("mc6847", MC6847_PAL, XTAL(4'433'619)) MCFG_MC6847_FSYNC_CALLBACK(INPUTLINE("maincpu", 0)) MCFG_DEVCB_INVERT MCFG_MC6847_INPUT_CALLBACK(READ8(*this, vtech1_state, mc6847_videoram_r)) MCFG_MC6847_BW(true) MCFG_MC6847_FIXED_MODE(mc6847_pal_device::MODE_GM1) // GM2 = GND, GM0 = GND, INTEXT = GND // other lines not connected // sound hardware SPEAKER(config, "mono").front_center(); WAVE(config, "wave", "cassette").add_route(ALL_OUTPUTS, "mono", 0.25); MCFG_DEVICE_ADD("speaker", SPEAKER_SOUND) MCFG_SPEAKER_LEVELS(4, speaker_levels) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.75) // peripheral and memory expansion slots MCFG_IOEXP_SLOT_ADD("io") MCFG_MEMEXP_SLOT_ADD("mem") // snapshot MCFG_SNAPSHOT_ADD("snapshot", vtech1_state, vtech1, "vz", 1.5) MCFG_CASSETTE_ADD( "cassette" ) MCFG_CASSETTE_FORMATS(vtech1_cassette_formats) MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_PLAY) MCFG_CASSETTE_INTERFACE("vtech1_cass") MCFG_SOFTWARE_LIST_ADD("cass_list", "vz_cass") MACHINE_CONFIG_END MACHINE_CONFIG_START(vtech1_state::laser200) laser110(config); MCFG_DEVICE_REMOVE("mc6847") MCFG_DEVICE_ADD("mc6847", MC6847_PAL, XTAL(4'433'619)) MCFG_MC6847_FSYNC_CALLBACK(INPUTLINE("maincpu", 0)) MCFG_DEVCB_INVERT MCFG_MC6847_INPUT_CALLBACK(READ8(*this, vtech1_state, mc6847_videoram_r)) MCFG_MC6847_FIXED_MODE(mc6847_pal_device::MODE_GM1) // GM2 = GND, GM0 = GND, INTEXT = GND // other lines not connected MACHINE_CONFIG_END MACHINE_CONFIG_START(vtech1_state::laser210) laser200(config); MCFG_DEVICE_MODIFY("maincpu") MCFG_DEVICE_PROGRAM_MAP(laser210_mem) MACHINE_CONFIG_END MACHINE_CONFIG_START(vtech1_state::laser310) laser200(config); MCFG_DEVICE_REPLACE("maincpu", Z80, VZ300_XTAL1_CLK / 5) /* 3.546894 MHz */ MCFG_DEVICE_PROGRAM_MAP(laser310_mem) MCFG_DEVICE_IO_MAP(vtech1_io) MACHINE_CONFIG_END MACHINE_CONFIG_START(vtech1_state::laser310h) laser310(config); MCFG_DEVICE_MODIFY("maincpu") MCFG_DEVICE_IO_MAP(vtech1_shrg_io) MCFG_DEVICE_REMOVE("mc6847") MCFG_DEVICE_ADD("mc6847", MC6847_PAL, XTAL(4'433'619)) MCFG_MC6847_FSYNC_CALLBACK(INPUTLINE("maincpu", 0)) MCFG_DEVCB_INVERT MCFG_MC6847_INPUT_CALLBACK(READ8(*this, vtech1_state, mc6847_videoram_r)) MCFG_MC6847_FIXED_MODE(mc6847_pal_device::MODE_GM1) // INTEXT = GND // other lines not connected MACHINE_CONFIG_END /*************************************************************************** ROM DEFINITIONS ***************************************************************************/ ROM_START( laser110 ) ROM_REGION(0x4000, "maincpu", 0) ROM_LOAD("vtechv12.u09", 0x0000, 0x2000, CRC(99412d43) SHA1(6aed8872a0818be8e1b08ecdfd92acbe57a3c96d)) ROM_LOAD("vtechv12.u10", 0x2000, 0x2000, CRC(e4c24e8b) SHA1(9d8fb3d24f3d4175b485cf081a2d5b98158ab2fb)) ROM_END // The VZ-200 sold in Germany and the Netherlands came with BASIC V1.1, which is currently not dumped. ROM_START( vz200de ) ROM_REGION(0x4000, "maincpu", 0) ROM_LOAD("vtechv11.u09", 0x0000, 0x2000, NO_DUMP) ROM_LOAD("vtechv11.u10", 0x2000, 0x2000, NO_DUMP) ROM_END #define rom_laser200 rom_laser110 #define rom_fellow rom_laser110 // It's possible that the Texet TX-8000 came with BASIC V1.0, but this needs to be verified #define rom_tx8000 rom_laser110 ROM_START( laser210 ) ROM_REGION(0x4000, "maincpu", 0) ROM_LOAD("vtechv20.u09", 0x0000, 0x2000, CRC(cc854fe9) SHA1(6e66a309b8e6dc4f5b0b44e1ba5f680467353d66)) ROM_LOAD("vtechv20.u10", 0x2000, 0x2000, CRC(7060f91a) SHA1(8f3c8f24f97ebb98f3c88d4e4ba1f91ffd563440)) ROM_END ROM_START( vz200 ) ROM_REGION(0x4000, "maincpu", 0) ROM_SYSTEM_BIOS(0, "basic20", "BASIC V2.0") ROMX_LOAD("vtechv20.u09", 0x0000, 0x2000, CRC(cc854fe9) SHA1(6e66a309b8e6dc4f5b0b44e1ba5f680467353d66), ROM_BIOS(1)) ROMX_LOAD("vtechv20.u10", 0x2000, 0x2000, CRC(7060f91a) SHA1(8f3c8f24f97ebb98f3c88d4e4ba1f91ffd563440), ROM_BIOS(1)) ROM_SYSTEM_BIOS(1, "enhanced", "VZ-200 Enhanced BASIC V1.01") ROMX_LOAD("vz200_v101.u9", 0x0000, 0x2000, CRC(70340b97) SHA1(eb3f3c8cf0cfa7acd646e89a90a3edf9e556cab6), ROM_BIOS(2)) ROMX_LOAD("vtechv20.u10", 0x2000, 0x2000, CRC(7060f91a) SHA1(8f3c8f24f97ebb98f3c88d4e4ba1f91ffd563440), ROM_BIOS(2)) ROM_END ROM_START( laser310 ) ROM_REGION(0x4000, "maincpu", 0) ROM_SYSTEM_BIOS(0, "basic20", "BASIC V2.0") ROMX_LOAD("vtechv20.u12", 0x0000, 0x4000, CRC(613de12c) SHA1(f216c266bc09b0dbdbad720796e5ea9bc7d91e53), ROM_BIOS(1)) ROM_SYSTEM_BIOS(1, "basic21", "BASIC V2.1 (hack)") ROMX_LOAD("vtechv21.u12", 0x0000, 0x4000, CRC(f7df980f) SHA1(5ba14a7a2eedca331b033901080fa5d205e245ea), ROM_BIOS(2)) ROM_END #define rom_vz300 rom_laser310 #define rom_laser310h rom_laser310 /*************************************************************************** GAME DRIVERS ***************************************************************************/ // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS COMP( 1983, laser110, 0, 0, laser110, vtech1, vtech1_state, init_vtech1, "Video Technology", "Laser 110", 0 ) COMP( 1983, laser200, 0, 0, laser200, vtech1, vtech1_state, init_vtech1, "Video Technology", "Laser 200", 0 ) COMP( 1983, vz200de, laser200, 0, laser200, vtech1, vtech1_state, init_vtech1, "Video Technology", "VZ-200 (Germany & Netherlands)", MACHINE_NOT_WORKING ) COMP( 1983, fellow, laser200, 0, laser200, vtech1, vtech1_state, init_vtech1, "Salora", "Fellow (Finland)", 0 ) COMP( 1983, tx8000, laser200, 0, laser200, vtech1, vtech1_state, init_vtech1, "Texet", "TX-8000 (UK)", 0 ) COMP( 1984, laser210, 0, 0, laser210, vtech1, vtech1_state, init_vtech1, "Video Technology", "Laser 210", 0 ) COMP( 1984, vz200, laser210, 0, laser210, vtech1, vtech1_state, init_vtech1, "Dick Smith Electronics", "VZ-200 (Oceania)", 0 ) COMP( 1984, laser310, 0, 0, laser310, vtech1, vtech1_state, init_vtech1, "Video Technology", "Laser 310", 0 ) COMP( 1984, vz300, laser310, 0, laser310, vtech1, vtech1_state, init_vtech1, "Dick Smith Electronics", "VZ-300 (Oceania)", 0 ) COMP( 1984, laser310h, laser310, 0, laser310h, vtech1, vtech1_state, init_vtech1h, "Video Technology", "Laser 310 (SHRG)", MACHINE_UNOFFICIAL )