/******************************************************************************* Mouser Driver by Frank Palazzolo (palazzol@comcast.net) - This driver was done with only flyer shots to go by. - Colors are a good guess (might be perfect) - Clock and interrupt speeds for the sound CPU is a guess, but seem reasonable, especially because the graphics seem to be synched - Sprite priorities are unknown *******************************************************************************/ #include "driver.h" #include "sound/ay8910.h" static UINT8 mouser_sound_byte; static UINT8 mouser_nmi_enable; /* From "video/mouser.c" */ PALETTE_INIT( mouser ); WRITE8_HANDLER( mouser_flip_screen_x_w ); WRITE8_HANDLER( mouser_flip_screen_y_w ); WRITE8_HANDLER( mouser_spriteram_w ); WRITE8_HANDLER( mouser_colorram_w ); VIDEO_UPDATE( mouser ); /* Mouser has external masking circuitry around * the NMI input on the main CPU */ static WRITE8_HANDLER( mouser_nmi_enable_w ) { mouser_nmi_enable = data; } static INTERRUPT_GEN( mouser_nmi_interrupt ) { if ((mouser_nmi_enable & 1) == 1) nmi_line_pulse(); } /* Sound CPU interrupted on write */ static WRITE8_HANDLER( mouser_sound_interrupt_w ) { mouser_sound_byte = data; cpunum_set_input_line(1, 0, HOLD_LINE); } static READ8_HANDLER( mouser_sound_byte_r ) { return mouser_sound_byte; } static ADDRESS_MAP_START( readmem, ADDRESS_SPACE_PROGRAM, 8 ) AM_RANGE(0x0000, 0x5fff) AM_READ(MRA8_ROM) AM_RANGE(0x6000, 0x6bff) AM_READ(MRA8_RAM) AM_RANGE(0x9000, 0x93ff) AM_READ(videoram_r) AM_RANGE(0xa000, 0xa000) AM_READ(input_port_0_r) AM_RANGE(0xa800, 0xa800) AM_READ(input_port_1_r) AM_RANGE(0xb000, 0xb000) AM_READ(input_port_2_r) AM_RANGE(0xb800, 0xb800) AM_READ(input_port_3_r) ADDRESS_MAP_END static ADDRESS_MAP_START( writemem, ADDRESS_SPACE_PROGRAM, 8 ) AM_RANGE(0x0000, 0x5fff) AM_WRITE(MWA8_ROM) AM_RANGE(0x6000, 0x6bff) AM_WRITE(MWA8_RAM) AM_RANGE(0x8800, 0x88ff) AM_WRITE(MWA8_NOP) /* unknown */ AM_RANGE(0x9000, 0x93ff) AM_WRITE(videoram_w) AM_BASE(&videoram) AM_SIZE(&videoram_size) AM_RANGE(0x9800, 0x9cff) AM_WRITE(mouser_spriteram_w) AM_BASE(&spriteram) AM_SIZE(&spriteram_size) AM_RANGE(0x9c00, 0x9fff) AM_WRITE(mouser_colorram_w) AM_BASE(&colorram) AM_RANGE(0xa000, 0xa000) AM_WRITE(mouser_nmi_enable_w) /* bit 0 = NMI Enable */ AM_RANGE(0xa001, 0xa001) AM_WRITE(mouser_flip_screen_x_w) AM_RANGE(0xa002, 0xa002) AM_WRITE(mouser_flip_screen_y_w) AM_RANGE(0xb800, 0xb800) AM_WRITE(mouser_sound_interrupt_w) /* byte to sound cpu */ ADDRESS_MAP_END static ADDRESS_MAP_START( readmem2, ADDRESS_SPACE_PROGRAM, 8 ) AM_RANGE(0x0000, 0x1fff) AM_READ(MRA8_ROM) AM_RANGE(0x2000, 0x23ff) AM_READ(MRA8_RAM) AM_RANGE(0x3000, 0x3000) AM_READ(mouser_sound_byte_r) ADDRESS_MAP_END static ADDRESS_MAP_START( writemem2, ADDRESS_SPACE_PROGRAM, 8 ) AM_RANGE(0x0000, 0x1fff) AM_WRITE(MWA8_ROM) AM_RANGE(0x2000, 0x23ff) AM_WRITE(MWA8_RAM) AM_RANGE(0x4000, 0x4000) AM_WRITE(MWA8_NOP) /* watchdog? */ ADDRESS_MAP_END static ADDRESS_MAP_START( readport2, ADDRESS_SPACE_IO, 8 ) ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) ADDRESS_MAP_END static ADDRESS_MAP_START( writeport2, ADDRESS_SPACE_IO, 8 ) ADDRESS_MAP_FLAGS( AMEF_ABITS(8) ) AM_RANGE(0x00, 0x00) AM_WRITE(AY8910_write_port_0_w) AM_RANGE(0x01, 0x01) AM_WRITE(AY8910_control_port_0_w) AM_RANGE(0x80, 0x80) AM_WRITE(AY8910_write_port_1_w) AM_RANGE(0x81, 0x81) AM_WRITE(AY8910_control_port_1_w) ADDRESS_MAP_END static INPUT_PORTS_START( mouser ) PORT_START PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_START PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START2 ) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_DIPNAME( 0x20, 0x00, DEF_STR( Difficulty ) ) /* guess ! - check code at 0x29a1 */ PORT_DIPSETTING( 0x00, DEF_STR( Normal ) ) PORT_DIPSETTING( 0x20, DEF_STR( Hard ) ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START PORT_DIPNAME( 0x03, 0x00, DEF_STR( Lives ) ) PORT_DIPSETTING( 0x00, "3" ) PORT_DIPSETTING( 0x01, "4" ) PORT_DIPSETTING( 0x02, "5" ) PORT_DIPSETTING( 0x03, "6" ) PORT_DIPNAME( 0x0c, 0x00, DEF_STR( Bonus_Life ) ) PORT_DIPSETTING( 0x00, "20000" ) PORT_DIPSETTING( 0x04, "40000" ) PORT_DIPSETTING( 0x08, "60000" ) PORT_DIPSETTING( 0x0c, "80000" ) PORT_DIPNAME( 0x70, 0x00, DEF_STR( Coinage ) ) PORT_DIPSETTING( 0x70, DEF_STR( 5C_1C ) ) PORT_DIPSETTING( 0x50, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0x30, DEF_STR( 3C_1C ) ) PORT_DIPSETTING( 0x10, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x20, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x40, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x60, DEF_STR( 1C_4C ) ) PORT_DIPNAME( 0x80, 0x80, DEF_STR( Cabinet ) ) PORT_DIPSETTING( 0x80, DEF_STR( Upright ) ) PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) ) PORT_START PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL INPUT_PORTS_END static const gfx_layout charlayout = { 8,8, /* 8*8 characters */ 1024, /* 1024 characters */ 2, /* 2 bits per pixel */ { 8192*8, 0 }, {0, 1, 2, 3, 4, 5, 6, 7}, {8*0, 8*1, 8*2, 8*3, 8*4, 8*5, 8*6, 8*7}, 8*8 }; static const gfx_layout spritelayout = { 16,16, /* 16*16 characters */ 64, /* 64 sprites (2 banks) */ 2, /* 2 bits per pixel */ { 8192*8, 0 }, {0, 1, 2, 3, 4, 5, 6, 7, 64+0, 64+1, 64+2, 64+3, 64+4, 64+5, 64+6, 64+7}, {8*0, 8*1, 8*2, 8*3, 8*4, 8*5, 8*6, 8*7, 128+8*0, 128+8*1, 128+8*2, 128+8*3, 128+8*4, 128+8*5, 128+8*6, 128+8*7}, 16*16 }; static GFXDECODE_START( mouser ) GFXDECODE_ENTRY( REGION_GFX1, 0x0000, charlayout, 0, 16 ) GFXDECODE_ENTRY( REGION_GFX1, 0x1000, spritelayout, 0, 16 ) GFXDECODE_ENTRY( REGION_GFX1, 0x1800, spritelayout, 0, 16 ) GFXDECODE_END static MACHINE_DRIVER_START( mouser ) /* basic machine hardware */ MDRV_CPU_ADD(Z80, 4000000) /* 4 MHz ? */ MDRV_CPU_PROGRAM_MAP(readmem,writemem) MDRV_CPU_VBLANK_INT(mouser_nmi_interrupt,1) /* NMI is masked externally */ MDRV_CPU_ADD(Z80, 4000000) /* ??? */ MDRV_CPU_PROGRAM_MAP(readmem2,writemem2) MDRV_CPU_IO_MAP(readport2,writeport2) /* audio CPU */ MDRV_CPU_VBLANK_INT(nmi_line_pulse,4) /* ??? This controls the sound tempo */ MDRV_SCREEN_REFRESH_RATE(60) MDRV_SCREEN_VBLANK_TIME(DEFAULT_REAL_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(mouser) MDRV_PALETTE_LENGTH(64) MDRV_PALETTE_INIT(mouser) MDRV_VIDEO_START(generic) MDRV_VIDEO_UPDATE(mouser) /* sound hardware */ MDRV_SPEAKER_STANDARD_MONO("mono") MDRV_SOUND_ADD(AY8910, 4000000/2) MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) MDRV_SOUND_ADD(AY8910, 4000000/2) MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) MACHINE_DRIVER_END ROM_START( mouser ) ROM_REGION( 0x20000, REGION_CPU1, 0 ) /* 64K for data, 64K for encrypted opcodes */ ROM_LOAD( "m0.5e", 0x0000, 0x2000, CRC(b56e00bc) SHA1(f3b23212590d91f1d19b1c7a98c560fbe5943185) ) ROM_LOAD( "m1.5f", 0x2000, 0x2000, CRC(ae375d49) SHA1(8422f5a4d8560425f0c8612cf6f76029fcfe267c) ) ROM_LOAD( "m2.5j", 0x4000, 0x2000, CRC(ef5817e4) SHA1(5cadc19f20fadf97c95852b280305fe4c75f1d19) ) ROM_REGION( 0x10000, REGION_CPU2, 0 ) ROM_LOAD( "m5.3v", 0x0000, 0x1000, CRC(50705eec) SHA1(252cea3498722318638f0c98ae929463ffd7d0d6) ) ROM_REGION( 0x4000, REGION_GFX1, ROMREGION_DISPOSE ) ROM_LOAD( "m3.11h", 0x0000, 0x2000, CRC(aca2834e) SHA1(c4f457fd8ea46386431ef8dffe54a232631870be) ) ROM_LOAD( "m4.11k", 0x2000, 0x2000, CRC(943ab2e2) SHA1(ef9fc31dc8fe7a62f7bc6c817ce0d65091cb9a03) ) /* Opcode Decryption PROMS */ ROM_REGION( 0x0100, REGION_USER1, ROMREGION_DISPOSE ) ROM_LOAD_NIB_HIGH( "bprom.4b",0x0000,0x0100,CRC(dd233851) SHA1(25eab1ec2227910c6fcd2803986f1cf206624da7) ) ROM_LOAD_NIB_LOW( "bprom.4c",0x0000,0x0100,CRC(60aaa686) SHA1(bb2ad555da51f6b30ab8b55833fe8d461a1e67f4) ) ROM_REGION( 0x0040, REGION_PROMS, 0 ) ROM_LOAD( "bprom.5v", 0x0000, 0x0020, CRC(7f8930b2) SHA1(8d0fe14b770fcf7088696d7b80d64507c6ee7364) ) ROM_LOAD( "bprom.5u", 0x0020, 0x0020, CRC(0086feed) SHA1(b0b368e5fb7380cf09abd60c0933b405daf1c36a) ) ROM_END ROM_START( mouserc ) ROM_REGION( 0x20000, REGION_CPU1, 0 ) /* 64K for data, 64K for encrypted opcodes */ ROM_LOAD( "83001.0", 0x0000, 0x2000, CRC(e20f9601) SHA1(f559a470784bda0bee9cab257a548238365acaa6) ) ROM_LOAD( "m1.5f", 0x2000, 0x2000, CRC(ae375d49) SHA1(8422f5a4d8560425f0c8612cf6f76029fcfe267c) ) // 83001.1 ROM_LOAD( "m2.5j", 0x4000, 0x2000, CRC(ef5817e4) SHA1(5cadc19f20fadf97c95852b280305fe4c75f1d19) ) // 83001.2 ROM_REGION( 0x10000, REGION_CPU2, 0 ) ROM_LOAD( "m5.3v", 0x0000, 0x1000, CRC(50705eec) SHA1(252cea3498722318638f0c98ae929463ffd7d0d6) ) // 83001.5 ROM_REGION( 0x4000, REGION_GFX1, ROMREGION_DISPOSE ) ROM_LOAD( "m3.11h", 0x0000, 0x2000, CRC(aca2834e) SHA1(c4f457fd8ea46386431ef8dffe54a232631870be) ) // 83001.3 ROM_LOAD( "m4.11k", 0x2000, 0x2000, CRC(943ab2e2) SHA1(ef9fc31dc8fe7a62f7bc6c817ce0d65091cb9a03) ) // 83001.4 /* Opcode Decryption PROMS (originally from the UPL romset!) */ ROM_REGION( 0x0100, REGION_USER1, ROMREGION_DISPOSE ) ROM_LOAD_NIB_HIGH( "bprom.4b",0x0000,0x0100,CRC(dd233851) SHA1(25eab1ec2227910c6fcd2803986f1cf206624da7) ) ROM_LOAD_NIB_LOW( "bprom.4c",0x0000,0x0100,CRC(60aaa686) SHA1(bb2ad555da51f6b30ab8b55833fe8d461a1e67f4) ) ROM_REGION( 0x0040, REGION_PROMS, 0 ) ROM_LOAD( "bprom.5v", 0x0000, 0x0020, CRC(7f8930b2) SHA1(8d0fe14b770fcf7088696d7b80d64507c6ee7364) ) // clr.5v ROM_LOAD( "bprom.5u", 0x0020, 0x0020, CRC(0086feed) SHA1(b0b368e5fb7380cf09abd60c0933b405daf1c36a) ) // clr.5u ROM_END static DRIVER_INIT( mouser ) { /* Decode the opcodes */ offs_t i; UINT8 *rom = memory_region(REGION_CPU1); UINT8 *decrypted = auto_malloc(0x6000); UINT8 *table = memory_region(REGION_USER1); memory_set_decrypted_region(0, 0x0000, 0x5fff, decrypted); for (i = 0;i < 0x6000;i++) { decrypted[i] = table[rom[i]]; } } GAME( 1983, mouser, 0, mouser, mouser, mouser, ROT90, "UPL", "Mouser", 0 ) GAME( 1983, mouserc, mouser, mouser, mouser, mouser, ROT90, "[UPL] (Cosmos license)", "Mouser (Cosmos)", 0 )