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Diffstat (limited to 'src/mame/drivers/aquarius.cpp')
-rw-r--r-- | src/mame/drivers/aquarius.cpp | 421 |
1 files changed, 421 insertions, 0 deletions
diff --git a/src/mame/drivers/aquarius.cpp b/src/mame/drivers/aquarius.cpp new file mode 100644 index 00000000000..ecf84ec762f --- /dev/null +++ b/src/mame/drivers/aquarius.cpp @@ -0,0 +1,421 @@ +// license:BSD-3-Clause +// copyright-holders:Nathan Woods +/*************************************************************************** + + Mattel Aquarius + + + TODO: + + - slot interface for cartridges + - hand controllers + - scramble RAM also + - CAQ tape support + - memory mapper + - proper video timings + - PAL mode + - floppy support (I/O 0xe6-0xe7 = drive 1, 0xea-0xeb = drive 2) + - modem + - "old" version of BASIC ROM + - Aquarius II + +***************************************************************************/ + +#include "includes/aquarius.h" +#include "softlist.h" + +/*************************************************************************** + CONSTANTS +***************************************************************************/ + +#define XTAL1 8866000 +#define XTAL2 XTAL_7_15909MHz + + +/*************************************************************************** + GLOBAL VARIABLES +***************************************************************************/ + + + +/*************************************************************************** + READ/WRITE HANDLERS +***************************************************************************/ + +/* + To read stored data from cassette the program should look at bit zero of + the cassette input port and measure the time difference between leading + edges or trailing edges. This is to prevent DC level shifting from altering + pulse width of data. The program should then look for sync bytes for data + synchronisation before data block transfer. If there is any task that must + be performed during cassette loading, the maximum allowable time to do the + job after one byte from cassette, must be less than 80% of the period of a + mark cycle. Control must be returned at that time to the cassette routine + in order to maintain data integrity. +*/ +READ8_MEMBER(aquarius_state::cassette_r) +{ + return ((m_cassette)->input() < +0.0) ? 0 : 1; +} + + +/* + Sound and cassette port use a common pin. Therefore the signal to cassette + will appear on audio output. Sound port is a simple one bit I/O and therefore + it must be toggled at a specific rate under software control. +*/ +WRITE8_MEMBER(aquarius_state::cassette_w) +{ + m_speaker->level_w(BIT(data, 0)); + m_cassette->output(BIT(data, 0) ? +1.0 : -1.0); +} + + +/* + The current state of the vertical sync will appear on bit 0 during a read of + this port. The waveform and timing spec is shown as follows: + + |<- Active scan period ->|V.sync |<- + | 12.8 ms |3.6 ms (PAL) + | |2.8 ms (NTSC) + +++++++++++++++++++++++++++++++ ++++++++++++ + + + + + + + + + +++++ +++++++++ +*/ +READ8_MEMBER(aquarius_state::vsync_r) +{ + return m_screen->vblank() ? 0 : 1; +} + + +/* + Bit D0 of this port controls the swapping of the lower 16K block in the memory + map with the upper 16K. A 1 in this bit indicates swapping. This bit is reset + after power up initialization. +*/ +WRITE8_MEMBER(aquarius_state::mapper_w) +{ +} + + +/* + Printer handshaking port (read) Port 0xFE when read, presents the clear + to send status from PRNHASK pin at bit D0. A 1 indicates printer is ready, + 0 means not ready. +*/ +READ8_MEMBER(aquarius_state::printer_r) +{ + return 1; /* ready */ +} + + +/* + This is a single bit I/O at D0, it will perform as a serial output + port under software control. Since timing is done by software the + baudrate is variable. In BASIC this is a 1200 baud printer port for + the 40 column thermal printer. +*/ +WRITE8_MEMBER(aquarius_state::printer_w) +{ +} + + +/* + This port is 6 bits wide, when read, it returns the row data from the + keyboard matrix. The keyboard is usually scanned in the following manner: + + The keyboard is a 6 row by 8 column matrix. The column is connected to + the higher order address bus A15-A8. When Z80 executes its input + instruction sets, either the current content of the accumulator (A) or + the content of register (B) will go to the higher order address bus. + Therefore the keyboard can be scanned by placing a specific scanning + pattern in (A) or (B) and reading the result returned on rows. +*/ +READ8_MEMBER(aquarius_state::keyboard_r) +{ + UINT8 result = 0xff; + + if (!BIT(offset, 8)) result &= m_y0->read(); + if (!BIT(offset, 9)) result &= m_y1->read(); + if (!BIT(offset, 10)) result &= m_y2->read(); + if (!BIT(offset, 11)) result &= m_y3->read(); + if (!BIT(offset, 12)) result &= m_y4->read(); + if (!BIT(offset, 13)) result &= m_y5->read(); + if (!BIT(offset, 14)) result &= m_y6->read(); + if (!BIT(offset, 15)) result &= m_y7->read(); + + return result; +} + + +/* + Software lock: Writing this port with an 8 bit value will set the software + scrambler pattern. The data that appears on the output side will be the + result of the input bus EX-ORed with this pattern, bit by bit. The software + lock is a scrambler built between the CPU and external interface. The + scrambling pattern is contained in port 0xFF and is not readable. CPU data + output to external bus will be XORed with this pattern in a bit by bit + fashion to generate the real data on external bus. By the same mechanism, + data from external bus is also XORed with this pattern and read by CPU. + + Therefore it the external device is RAM, the software lock simply has no + effect as long as the scrambling pattern remains unchanged. For I/O + operation the pattern is gated to 0 and thus scrambling action is nullified. + + In BASIC operation the scrambling pattern is generated by a random number + routine. For game cartridge the lock pattern is generated from data in the + game cartridge itself. +*/ +WRITE8_MEMBER(aquarius_state::scrambler_w) +{ + m_scrambler = data; +} + +READ8_MEMBER(aquarius_state::cartridge_r) +{ + UINT8 data = 0; + if (m_cart->exists()) + data = m_cart->read_rom(space, offset); + + return data ^ m_scrambler; +} + + +/*************************************************************************** + DRIVER INIT +***************************************************************************/ + +DRIVER_INIT_MEMBER(aquarius_state,aquarius) +{ + /* install expansion memory if available */ + if (m_ram->size() > 0x1000) + { + address_space &space = m_maincpu->space(AS_PROGRAM); + + space.install_readwrite_bank(0x4000, 0x4000 + m_ram->size() - 0x1000 - 1, "bank1"); + membank("bank1")->set_base(m_ram->pointer()); + } +} + + +/*************************************************************************** + ADDRESS MAPS +***************************************************************************/ + +static ADDRESS_MAP_START( aquarius_mem, AS_PROGRAM, 8, aquarius_state ) + AM_RANGE(0x0000, 0x1fff) AM_ROM + AM_RANGE(0x3000, 0x33ff) AM_RAM_WRITE(aquarius_videoram_w) AM_SHARE("videoram") + AM_RANGE(0x3400, 0x37ff) AM_RAM_WRITE(aquarius_colorram_w) AM_SHARE("colorram") + AM_RANGE(0x3800, 0x3fff) AM_RAM + AM_RANGE(0x4000, 0xbfff) AM_NOP /* expansion ram */ + AM_RANGE(0xc000, 0xffff) AM_READ(cartridge_r) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( aquarius_io, AS_IO, 8, aquarius_state ) +// AM_RANGE(0x7e, 0x7f) AM_MIRROR(0xff00) AM_READWRITE(modem_r, modem_w) + AM_RANGE(0xf6, 0xf6) AM_MIRROR(0xff00) AM_DEVREADWRITE("ay8910", ay8910_device, data_r, data_w) + AM_RANGE(0xf7, 0xf7) AM_MIRROR(0xff00) AM_DEVWRITE("ay8910", ay8910_device, address_w) + AM_RANGE(0xfc, 0xfc) AM_MIRROR(0xff00) AM_READWRITE(cassette_r, cassette_w) + AM_RANGE(0xfd, 0xfd) AM_MIRROR(0xff00) AM_READWRITE(vsync_r, mapper_w) + AM_RANGE(0xfe, 0xfe) AM_MIRROR(0xff00) AM_READWRITE(printer_r, printer_w) + AM_RANGE(0xff, 0xff) AM_MIRROR(0xff00) AM_MASK(0xff00) AM_READWRITE(keyboard_r, scrambler_w) +ADDRESS_MAP_END + + +/*************************************************************************** + INPUT PORTS +***************************************************************************/ + +/* the 'reset' key is directly tied to the reset line of the cpu */ +INPUT_CHANGED_MEMBER(aquarius_state::aquarius_reset) +{ + m_maincpu->set_input_line(INPUT_LINE_RESET, newval ? CLEAR_LINE : ASSERT_LINE); +} + +static INPUT_PORTS_START( aquarius ) + PORT_START("Y0") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("= +\tNEXT") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xE2\x86\x90 \\") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) PORT_CHAR('\\') + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(": *\tPEEK") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*') + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("RTN") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("; @\tPOKE") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('@') + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(". >\tVAL") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') + PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("Y1") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("- _\tFOR") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("/ ^") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('/') PORT_CHAR('^') + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("0 ?") PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('?') + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') PORT_CHAR(16) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("L\tPOINT") PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') PORT_CHAR(12) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(", <\tSTR$") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') + PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("Y2") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("9 )\tCOPY") PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') PORT_CHAR(15) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("K\tPRESET") PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') PORT_CHAR(11) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') PORT_CHAR(13) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("N\tRIGHT$") PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') PORT_CHAR(14) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("J\tPSET") PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') PORT_CHAR(10) + PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("Y3") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("8 (\tRETURN") PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') PORT_CHAR(9) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("7 '\tGOSUB") PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') PORT_CHAR(21) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') PORT_CHAR(8) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("B\tMID$") PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') PORT_CHAR(2) + PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("Y4") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("6 &\tON") PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') PORT_CHAR(25) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("G\tBELL") PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') PORT_CHAR(7) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("V\tLEFT$") PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') PORT_CHAR(22) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("C\tSTOP") PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') PORT_CHAR(3) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F\tDATA") PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') PORT_CHAR(6) + PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("Y5") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("5 %\tGOTO") PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("T\tINPUT") PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') PORT_CHAR(20) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("4 $\tTHEN") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("R\tRETYP") PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') PORT_CHAR(18) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("D\tREAD") PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') PORT_CHAR(4) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("X\tDELINE") PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') PORT_CHAR(24) + PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("Y6") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("3 #\tIF") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("E\tDIM") PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') PORT_CHAR(5) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("S\tSTPLST") PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') PORT_CHAR(19) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Z\tCLOAD") PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') PORT_CHAR(26) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SPACE\tCHR$") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(32) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("A\tCSAVE") PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') PORT_CHAR(1) + PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("Y7") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("2 \"\tLIST") PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('\"') + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("W\tREM") PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') PORT_CHAR(23) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("1 !\tRUN") PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') PORT_CHAR(17) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CTL") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2) + PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("RESET") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("RST") PORT_CODE(KEYCODE_F10) PORT_CHANGED_MEMBER(DEVICE_SELF, aquarius_state, aquarius_reset, 0) + + PORT_START("LEFT") + PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNKNOWN ) + + PORT_START("RIGHT") + PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNKNOWN ) +INPUT_PORTS_END + + +/*************************************************************************** + CHARACTER LAYOUT +***************************************************************************/ + +static const gfx_layout aquarius_charlayout = +{ + 8, 8, + 256, + 1, + { 0 }, + { 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 +}; + +/* Graphics Decode Information */ + +static GFXDECODE_START( aquarius ) + GFXDECODE_ENTRY( "gfx1", 0x0000, aquarius_charlayout, 0, 256 ) +GFXDECODE_END + + +/*************************************************************************** + MACHINE DRIVERS +***************************************************************************/ + +static MACHINE_CONFIG_START( aquarius, aquarius_state ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", Z80, XTAL_3_579545MHz) // ??? + MCFG_CPU_PROGRAM_MAP(aquarius_mem) + MCFG_CPU_IO_MAP(aquarius_io) + MCFG_CPU_VBLANK_INT_DRIVER("screen", aquarius_state, irq0_line_hold) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2800)) + MCFG_SCREEN_SIZE(40 * 8, 25 * 8) + MCFG_SCREEN_VISIBLE_AREA(0, 40 * 8 - 1, 0 * 8, 25 * 8 - 1) + MCFG_SCREEN_UPDATE_DRIVER(aquarius_state, screen_update_aquarius) + MCFG_SCREEN_PALETTE("palette") + + MCFG_GFXDECODE_ADD("gfxdecode", "palette", aquarius ) + MCFG_TEA1002_ADD("encoder", XTAL_8_867238MHz) + MCFG_PALETTE_ADD("palette", 512) + MCFG_PALETTE_INDIRECT_ENTRIES(16) + MCFG_PALETTE_INIT_OWNER(aquarius_state, aquarius) + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25) + + MCFG_SOUND_ADD("ay8910", AY8910, XTAL_3_579545MHz/2) // ??? AY-3-8914 + MCFG_AY8910_PORT_A_READ_CB(IOPORT("RIGHT")) + MCFG_AY8910_PORT_B_READ_CB(IOPORT("LEFT")) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25) + + /* cassette */ + MCFG_CASSETTE_ADD( "cassette" ) + MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_MUTED) + + /* cartridge */ + MCFG_GENERIC_CARTSLOT_ADD("cartslot", generic_linear_slot, "aquarius_cart") + + /* internal ram */ + MCFG_RAM_ADD(RAM_TAG) + MCFG_RAM_DEFAULT_SIZE("4K") + MCFG_RAM_EXTRA_OPTIONS("8K,20K,36K") + + /* software lists */ + MCFG_SOFTWARE_LIST_ADD("cart_list","aquarius") +MACHINE_CONFIG_END + + +/*************************************************************************** + ROM DEFINITIONS +***************************************************************************/ + +ROM_START( aquarius ) + ROM_REGION(0x10000, "maincpu", 0) + + /* basic rom */ + ROM_DEFAULT_BIOS("rev2") + ROM_SYSTEM_BIOS(0, "rev1", "Revision 1") + ROMX_LOAD("aq1.u2", 0x0000, 0x2000, NO_DUMP, ROM_BIOS(1)) + ROM_SYSTEM_BIOS(1, "rev2", "Revision 2") + ROMX_LOAD("aq2.u2", 0x0000, 0x2000, CRC(a2d15bcf) SHA1(ca6ef55e9ead41453efbf5062d6a60285e9661a6), ROM_BIOS(2)) + + /* charrom */ + ROM_REGION(0x800, "gfx1", 0) + ROM_LOAD("aq2.u5", 0x000, 0x800, CRC(e117f57c) SHA1(3588c0267c67dfbbda615bcf8dc3d3a5c5bd815a)) +ROM_END + + +/*************************************************************************** + GAME DRIVERS +***************************************************************************/ + +/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ +COMP( 1983, aquarius, 0, 0, aquarius, aquarius, aquarius_state, aquarius, "Mattel", "Aquarius (NTSC)", 0 ) +//COMP( 1984, aquariu2, aquarius, 0, aquarius, aquarius, driver_device, 0, "Mattel", "Aquarius II", MACHINE_NOT_WORKING ) |