/*************************************************************************** Driver by Tomasz Slanina dox@space.pl *************************************************************************** RAM : 1 x GM76c28-10 (6116) RAM 3 x 2114 - VRAM (only 10 bits are used ) ROM: 27256 + 27128 for code/data 3x2764 for gfx PROM: 82S123 32x8 Used for system control (d0 - connected to ROM5 /CS , d1 - ROM4 /CS, d2 - RAM /CS , d3 - to some logic(gfx control), and Z80 WAIT ) Memory Map : 0x0000 - 0xbfff - ROM 0xc000 - 0xcfff - RAM 0xd000 - 0xdfff - VRAM mirrored write, tilemap offset = address & 0x3ff tile number = bits 0-7 = data, bits 8,9 = address bits 10,11 Video : No scrolling , no sprites. 32x32 Tilemap stored in VRAM (10 bits/tile (tile numebr 0-1023)) 3 gfx ROMS ROM1 - R component (ROM ->(parallel in) shift register 74166 (serial out) -> jamma output ROM2 - B component ROM3 - G component Default MAME color palette is used Sound : AY 3 8910 sound_control : bit 0 - BC1 bit 1 - BC2 bit 2 - BDIR bits 3-7 - not connected ***************************************************************************/ #include "driver.h" #include "cpu/z80/z80.h" #include "sound/ay8910.h" VIDEO_START( 4enraya ); VIDEO_UPDATE( 4enraya ); WRITE8_HANDLER( fenraya_videoram_w ); static int soundlatch; static WRITE8_HANDLER( sound_data_w ) { soundlatch = data; } static WRITE8_HANDLER( sound_control_w ) { static int last; if ((last & 0x04) == 0x04 && (data & 0x4) == 0x00) { if (last & 0x01) AY8910_control_port_0_w(0,soundlatch); else AY8910_write_port_0_w(0,soundlatch); } last=data; } static ADDRESS_MAP_START( readmem, ADDRESS_SPACE_PROGRAM, 8 ) AM_RANGE(0x0000, 0xbfff) AM_READ(MRA8_ROM) AM_RANGE(0xc000, 0xcfff) AM_READ(MRA8_RAM) AM_RANGE(0xd000, 0xffff) AM_READ(MRA8_NOP) ADDRESS_MAP_END static ADDRESS_MAP_START( writemem, ADDRESS_SPACE_PROGRAM, 8 ) AM_RANGE(0x0000, 0xbfff) AM_WRITE(MWA8_ROM) AM_RANGE(0xc000, 0xcfff) AM_WRITE(MWA8_RAM) AM_RANGE(0xd000, 0xdfff) AM_WRITE(fenraya_videoram_w) AM_BASE(&videoram) AM_SIZE(&videoram_size) ADDRESS_MAP_END static ADDRESS_MAP_START( readport, ADDRESS_SPACE_IO, 8 ) ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) AM_RANGE(0x00, 0x00) AM_READ(input_port_0_r) AM_RANGE(0x01, 0x01) AM_READ(input_port_1_r) AM_RANGE(0x02, 0x02) AM_READ(input_port_2_r) ADDRESS_MAP_END static ADDRESS_MAP_START( writeport, ADDRESS_SPACE_IO, 8 ) ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) AM_RANGE(0x23, 0x23) AM_WRITE(sound_data_w) AM_RANGE(0x33, 0x33) AM_WRITE(sound_control_w) ADDRESS_MAP_END static INPUT_PORTS_START( 4enraya ) PORT_START_TAG("DSW") PORT_DIPNAME( 0x01, 0x01, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW1:1") PORT_DIPSETTING( 0x01, DEF_STR( Easy ) ) PORT_DIPSETTING( 0x00, DEF_STR( Hard ) ) PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW1:2") PORT_DIPSETTING( 0x02, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x04, 0x04, "Pieces" ) PORT_DIPLOCATION("SW1:3") PORT_DIPSETTING( 0x04, "30" ) PORT_DIPSETTING( 0x00, "16" ) PORT_DIPNAME( 0x08, 0x08, "Speed" ) PORT_DIPLOCATION("SW1:4") PORT_DIPSETTING( 0x08, "Slow" ) PORT_DIPSETTING( 0x00, "Fast" ) PORT_DIPNAME( 0x30, 0x30, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW1:5,6") PORT_DIPSETTING( 0x30, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x00, DEF_STR( 2C_3C ) ) PORT_DIPSETTING( 0x10, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x20, DEF_STR( 1C_4C ) ) PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW1:7,8") PORT_DIPSETTING( 0x40, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0xc0, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x00, DEF_STR( 2C_3C ) ) PORT_DIPSETTING( 0x80, DEF_STR( 1C_2C ) ) PORT_START_TAG("IN1") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_PLAYER(2) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_PLAYER(1) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_NAME("P1 Down") // "drop" ("down") PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_PLAYER(2) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_NAME("P2 Down") // "drop" ("down") PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_PLAYER(1) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_NAME("P1 Shot") // "fire" ("shot") PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_NAME("P2 Shot") // "fire" ("shot") PORT_START_TAG("IN2") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_START2 ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN2 ) INPUT_PORTS_END static const gfx_layout charlayout = { 8,8, /* 8*8 characters */ RGN_FRAC(1,3), /* 1024 characters */ 3, /* 3 bits per pixel */ { RGN_FRAC(1,3), RGN_FRAC(2,3), RGN_FRAC(0,3) }, /* the bitplanes are separated */ { 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 /* every char takes 8 consecutive bytes */ }; static GFXDECODE_START( 4enraya ) GFXDECODE_ENTRY( REGION_GFX1, 0, charlayout, 0, 8 ) GFXDECODE_END static MACHINE_DRIVER_START( 4enraya ) /* basic machine hardware */ MDRV_CPU_ADD(Z80,8000000/2) MDRV_CPU_PROGRAM_MAP(readmem,writemem) MDRV_CPU_IO_MAP(readport,writeport) MDRV_CPU_VBLANK_INT(irq0_line_hold,4) MDRV_SCREEN_REFRESH_RATE(60) MDRV_SCREEN_VBLANK_TIME(DEFAULT_60HZ_VBLANK_DURATION) /* video hardware */ MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER) MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) MDRV_SCREEN_SIZE(32*8, 32*8) MDRV_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1) MDRV_GFXDECODE(4enraya) MDRV_PALETTE_LENGTH(512) MDRV_VIDEO_START(4enraya) MDRV_VIDEO_UPDATE(4enraya) /* sound hardware */ MDRV_SPEAKER_STANDARD_MONO("mono") MDRV_SOUND_ADD(AY8910, 8000000/4 /* guess */) MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.30) MACHINE_DRIVER_END /*************************************************************************** Game driver(s) ***************************************************************************/ ROM_START( 4enraya ) ROM_REGION( 0x10000, REGION_CPU1, 0 ) ROM_LOAD( "5.bin", 0x0000, 0x8000, CRC(cf1cd151) SHA1(3920b0a6ed5798859158871b578b01ec742b0d13) ) ROM_LOAD( "4.bin", 0x8000, 0x4000, CRC(f9ec1be7) SHA1(189159129ecbc4f6909c086867b0e02821f5b976) ) ROM_REGION( 0x6000, REGION_GFX1, ROMREGION_DISPOSE ) ROM_LOAD( "1.bin", 0x0000, 0x2000, CRC(87f92552) SHA1(d16afd963c30f2e60951876b843e5c1dcbee1cfc) ) ROM_LOAD( "2.bin", 0x2000, 0x2000, CRC(2b0a3793) SHA1(2c3d224251557824bb9641dc2f98a000ab72c4a2) ) ROM_LOAD( "3.bin", 0x4000, 0x2000, CRC(f6940836) SHA1(afde21ffa0c141cf73243e50da62ecfd474aaac2) ) ROM_REGION( 0x0020, REGION_PROMS, 0 ) ROM_LOAD( "1.bpr", 0x0000, 0x0020, CRC(dcbd2352) SHA1(ce72e84129ed1b455aaf648e1dfaa4333e7e7628) ) /* not used */ ROM_END GAME( 1990, 4enraya, 0, 4enraya, 4enraya, 0, ROT0, "IDSA", "4 En Raya", 0 )