/* Field Combat (c)1985 Jaleco TS 2004.10.22. analog[at]op.pl - fixed sprite issues - added backgrounds and terrain info (external roms) (press buttons 1+2 at the same time, to release 'army' ;) todo: - fix colours (sprites , bg) */ /* Field Combat (c)1985 Jaleco From a working board. CPU: Z80 (running at 3.332 MHz measured at pin 6) Sound: Z80 (running at 3.332 MHz measured at pin 6), YM2149 (x3) Other: Unmarked 24 pin near ROMs 2 & 3 RAM: 6116 (x3) X-TAL: 20 MHz inputs + notes by stephh */ #include "driver.h" #include "cpu/z80/z80.h" #include "sound/ay8910.h" #include "fcombat.h" static INPUT_CHANGED( coin_inserted ) { fcombat_state *state = (fcombat_state *)field->port->machine->driver_data; /* coin insertion causes an NMI */ cpu_set_input_line(state->maincpu, INPUT_LINE_NMI, newval ? CLEAR_LINE : ASSERT_LINE); } /* is it protection? */ static READ8_HANDLER( fcombat_protection_r ) { /* Must match ONE of these values after a "and $3E" intruction : 76F0: 1E 04 2E 26 34 32 3A 16 3E 36 Check code at 0x76c8 for more infos. */ return 0xff; // seems enough } /* same as exerion again */ static READ8_HANDLER( fcombat_port01_r ) { fcombat_state *state = (fcombat_state *)space->machine->driver_data; /* the cocktail flip bit muxes between ports 0 and 1 */ return state->cocktail_flip ? input_port_read(space->machine, "IN1") : input_port_read(space->machine, "IN0"); } //bg scrolls static WRITE8_HANDLER(e900_w) { fcombat_state *state = (fcombat_state *)space->machine->driver_data; state->fcombat_sh = data; } static WRITE8_HANDLER(ea00_w) { fcombat_state *state = (fcombat_state *)space->machine->driver_data; state->fcombat_sv = (state->fcombat_sv & 0xff00) | data; } static WRITE8_HANDLER(eb00_w) { fcombat_state *state = (fcombat_state *)space->machine->driver_data; state->fcombat_sv = (state->fcombat_sv & 0xff) | (data << 8); } // terrain info (ec00=x, ed00=y, return val in e300 static WRITE8_HANDLER(ec00_w) { fcombat_state *state = (fcombat_state *)space->machine->driver_data; state->tx = data; } static WRITE8_HANDLER(ed00_w) { fcombat_state *state = (fcombat_state *)space->machine->driver_data; state->ty = data; } static READ8_HANDLER(e300_r) { fcombat_state *state = (fcombat_state *)space->machine->driver_data; int wx = (state->tx + state->fcombat_sh) / 16; int wy = (state->ty * 2 + state->fcombat_sv) / 16; return memory_region(space->machine, "user2")[wx * 32 * 16 + wy]; } static WRITE8_HANDLER(ee00_w) { } static ADDRESS_MAP_START( main_map, ADDRESS_SPACE_PROGRAM, 8 ) AM_RANGE(0x0000, 0x7fff) AM_ROM AM_RANGE(0xc000, 0xc7ff) AM_RAM AM_RANGE(0xd000, 0xd7ff) AM_RAM AM_BASE_MEMBER(fcombat_state, videoram) AM_SIZE(&videoram_size) AM_RANGE(0xd800, 0xd8ff) AM_RAM AM_BASE_MEMBER(fcombat_state, spriteram) AM_SIZE(&spriteram_size) AM_RANGE(0xe000, 0xe000) AM_READ(fcombat_port01_r) AM_RANGE(0xe100, 0xe100) AM_READ_PORT("DSW0") AM_RANGE(0xe200, 0xe200) AM_READ_PORT("DSW1") AM_RANGE(0xe300, 0xe300) AM_READ(e300_r) AM_RANGE(0xe400, 0xe400) AM_READ(fcombat_protection_r) // protection? AM_RANGE(0xe800, 0xe800) AM_WRITE(fcombat_videoreg_w) // at least bit 0 for flip screen and joystick input multiplexor AM_RANGE(0xe900, 0xe900) AM_WRITE(e900_w) AM_RANGE(0xea00, 0xea00) AM_WRITE(ea00_w) AM_RANGE(0xeb00, 0xeb00) AM_WRITE(eb00_w) AM_RANGE(0xec00, 0xec00) AM_WRITE(ec00_w) AM_RANGE(0xed00, 0xed00) AM_WRITE(ed00_w) AM_RANGE(0xee00, 0xee00) AM_WRITE(ee00_w) // related to protection ? - doesn't seem to have any effect AM_RANGE(0xef00, 0xef00) AM_WRITE(soundlatch_w) ADDRESS_MAP_END static ADDRESS_MAP_START( audio_map, ADDRESS_SPACE_PROGRAM, 8 ) AM_RANGE(0x0000, 0x3fff) AM_ROM AM_RANGE(0x4000, 0x47ff) AM_RAM AM_RANGE(0x6000, 0x6000) AM_READ(soundlatch_r) AM_RANGE(0x8001, 0x8001) AM_DEVREAD("ay1", ay8910_r) AM_RANGE(0x8002, 0x8003) AM_DEVWRITE("ay1", ay8910_data_address_w) AM_RANGE(0xa001, 0xa001) AM_DEVREAD("ay2", ay8910_r) AM_RANGE(0xa002, 0xa003) AM_DEVWRITE("ay2", ay8910_data_address_w) AM_RANGE(0xc001, 0xc001) AM_DEVREAD("ay3", ay8910_r) AM_RANGE(0xc002, 0xc003) AM_DEVWRITE("ay3", ay8910_data_address_w) ADDRESS_MAP_END /************************************* * * Input ports * *************************************/ static INPUT_PORTS_START( fcombat ) PORT_START("IN0") /* player 1 inputs (muxed on 0xe000) */ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(1) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(1) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(1) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(1) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START2 ) PORT_START("IN1") /* player 2 inputs (muxed on 0xe000) */ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(2) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(2) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(2) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(2) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START2 ) PORT_START("DSW0") /* dip switches (0xe100) */ PORT_DIPNAME( 0x07, 0x02, DEF_STR( Lives ) ) PORT_DIPSETTING( 0x00, "1" ) PORT_DIPSETTING( 0x01, "2" ) PORT_DIPSETTING( 0x02, "3" ) PORT_DIPSETTING( 0x03, "4" ) PORT_DIPSETTING( 0x04, "5" ) PORT_DIPSETTING( 0x07, "Infinite (Cheat)") PORT_DIPNAME( 0x18, 0x00, DEF_STR( Bonus_Life ) ) PORT_DIPSETTING( 0x00, "10000" ) PORT_DIPSETTING( 0x08, "20000" ) PORT_DIPSETTING( 0x10, "30000" ) PORT_DIPSETTING( 0x18, "40000" ) PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unused ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x20, DEF_STR( On ) ) PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unused ) ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x40, DEF_STR( On ) ) PORT_DIPNAME( 0x80, 0x00, DEF_STR( Cabinet ) ) PORT_DIPSETTING( 0x00, DEF_STR( Upright ) ) PORT_DIPSETTING( 0x80, DEF_STR( Cocktail ) ) PORT_START("DSW1") /* dip switches/VBLANK (0xe200) */ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_VBLANK ) PORT_DIPNAME( 0x02, 0x00, DEF_STR( Unknown ) ) // related to vblank PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x02, DEF_STR( On ) ) PORT_DIPNAME( 0x0c, 0x00, DEF_STR( Coinage ) ) PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x04, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x08, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x0c, DEF_STR( 1C_4C ) ) PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("COIN") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_CHANGED(coin_inserted, 0) INPUT_PORTS_END /************************************* * * Graphics layouts * *************************************/ static const gfx_layout charlayout = { 8,8, RGN_FRAC(1,1), 2, { 0, 4 }, { 3, 2, 1, 0, 8+3, 8+2, 8+1, 8+0 }, { 16*0, 16*1, 16*2, 16*3, 16*4, 16*5, 16*6, 16*7 }, 16*8 }; /* 16 x 16 sprites -- requires reorganizing characters in init_exerion() */ static const gfx_layout spritelayout = { 16,16, RGN_FRAC(1,1), 2, { 0, 4 }, { 3, 2, 1, 0, 8+3, 8+2, 8+1, 8+0, 16+3, 16+2, 16+1, 16+0, 24+3, 24+2, 24+1, 24+0 }, { 32*0, 32*1, 32*2, 32*3, 32*4, 32*5, 32*6, 32*7, 32*8, 32*9, 32*10, 32*11, 32*12, 32*13, 32*14, 32*15 }, 64*8 }; static GFXDECODE_START( fcombat ) GFXDECODE_ENTRY( "gfx1", 0, charlayout, 0, 64 ) GFXDECODE_ENTRY( "gfx2", 0, spritelayout, 256, 64 ) GFXDECODE_ENTRY( "gfx3", 0, spritelayout, 512, 64 ) GFXDECODE_END /************************************* * * Machine drivers * *************************************/ static MACHINE_START( fcombat ) { fcombat_state *state = (fcombat_state *)machine->driver_data; state->maincpu = devtag_get_device(machine, "maincpu"); state_save_register_global(machine, state->cocktail_flip); state_save_register_global(machine, state->char_palette); state_save_register_global(machine, state->sprite_palette); state_save_register_global(machine, state->char_bank); state_save_register_global(machine, state->fcombat_sh); state_save_register_global(machine, state->fcombat_sv); state_save_register_global(machine, state->tx); state_save_register_global(machine, state->ty); } static MACHINE_RESET( fcombat ) { fcombat_state *state = (fcombat_state *)machine->driver_data; state->cocktail_flip = 0; state->char_palette = 0; state->sprite_palette = 0; state->char_bank = 0; state->fcombat_sh = 0; state->fcombat_sv = 0; state->tx = 0; state->ty = 0; } static MACHINE_DRIVER_START( fcombat ) /* driver data */ MDRV_DRIVER_DATA(fcombat_state) /* basic machine hardware */ MDRV_CPU_ADD("maincpu", Z80, 10000000/3) MDRV_CPU_PROGRAM_MAP(main_map) MDRV_CPU_ADD("audiocpu", Z80, 10000000/3) MDRV_CPU_PROGRAM_MAP(audio_map) MDRV_MACHINE_START(fcombat) MDRV_MACHINE_RESET(fcombat) /* video hardware */ MDRV_SCREEN_ADD("screen", RASTER) MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) MDRV_SCREEN_RAW_PARAMS(FCOMBAT_PIXEL_CLOCK, FCOMBAT_HTOTAL, FCOMBAT_HBEND, FCOMBAT_HBSTART, FCOMBAT_VTOTAL, FCOMBAT_VBEND, FCOMBAT_VBSTART) MDRV_GFXDECODE(fcombat) MDRV_PALETTE_LENGTH(256*3) MDRV_PALETTE_INIT(fcombat) MDRV_VIDEO_START(fcombat) MDRV_VIDEO_UPDATE(fcombat) /* audio hardware */ MDRV_SPEAKER_STANDARD_MONO("mono") MDRV_SOUND_ADD("ay1", AY8910, 1500000) MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.12) MDRV_SOUND_ADD("ay2", AY8910, 1500000) MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.12) MDRV_SOUND_ADD("ay3", AY8910, 1500000) MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.12) MACHINE_DRIVER_END /************************************* * * Driver initialization * *************************************/ static DRIVER_INIT( fcombat ) { UINT32 oldaddr, newaddr, length; UINT8 *src, *dst, *temp; /* allocate some temporary space */ temp = alloc_array_or_die(UINT8, 0x10000); /* make a temporary copy of the character data */ src = temp; dst = memory_region(machine, "gfx1"); length = memory_region_length(machine, "gfx1"); memcpy(src, dst, length); /* decode the characters */ /* the bits in the ROM are ordered: n8-n7 n6 n5 n4-v2 v1 v0 n3-n2 n1 n0 h2 */ /* we want them ordered like this: n8-n7 n6 n5 n4-n3 n2 n1 n0-v2 v1 v0 h2 */ for (oldaddr = 0; oldaddr < length; oldaddr++) { newaddr = ((oldaddr ) & 0x1f00) | /* keep n8-n4 */ ((oldaddr << 3) & 0x00f0) | /* move n3-n0 */ ((oldaddr >> 4) & 0x000e) | /* move v2-v0 */ ((oldaddr ) & 0x0001); /* keep h2 */ dst[newaddr] = src[oldaddr]; } /* make a temporary copy of the sprite data */ src = temp; dst = memory_region(machine, "gfx2"); length = memory_region_length(machine, "gfx2"); memcpy(src, dst, length); /* decode the sprites */ /* the bits in the ROMs are ordered: n9 n8 n3 n7-n6 n5 n4 v3-v2 v1 v0 n2-n1 n0 h3 h2 */ /* we want them ordered like this: n9 n8 n7 n6-n5 n4 n3 n2-n1 n0 v3 v2-v1 v0 h3 h2 */ for (oldaddr = 0; oldaddr < length; oldaddr++) { newaddr = ((oldaddr << 1) & 0x3c00) | /* move n7-n4 */ ((oldaddr >> 4) & 0x0200) | /* move n3 */ ((oldaddr << 4) & 0x01c0) | /* move n2-n0 */ ((oldaddr >> 3) & 0x003c) | /* move v3-v0 */ ((oldaddr ) & 0xc003); /* keep n9-n8 h3-h2 */ dst[newaddr] = src[oldaddr]; } /* make a temporary copy of the character data */ src = temp; dst = memory_region(machine, "gfx3"); length = memory_region_length(machine, "gfx3"); memcpy(src, dst, length); /* decode the characters */ /* the bits in the ROM are ordered: n8-n7 n6 n5 n4-v2 v1 v0 n3-n2 n1 n0 h2 */ /* we want them ordered like this: n8-n7 n6 n5 n4-n3 n2 n1 n0-v2 v1 v0 h2 */ for (oldaddr = 0; oldaddr < length; oldaddr++) { newaddr = ((oldaddr << 1) & 0x3c00) | /* move n7-n4 */ ((oldaddr >> 4) & 0x0200) | /* move n3 */ ((oldaddr << 4) & 0x01c0) | /* move n2-n0 */ ((oldaddr >> 3) & 0x003c) | /* move v3-v0 */ ((oldaddr ) & 0xc003); /* keep n9-n8 h3-h2 */ dst[newaddr] = src[oldaddr]; } src = temp; dst = memory_region(machine, "user1"); length = memory_region_length(machine, "user1"); memcpy(src, dst, length); for (oldaddr = 0; oldaddr < 32; oldaddr++) { memcpy(&dst[oldaddr * 32 * 8 * 2], &src[oldaddr * 32 * 8], 32 * 8); memcpy(&dst[oldaddr * 32 * 8 * 2 + 32 * 8], &src[oldaddr * 32 * 8 + 0x2000], 32 * 8); } src = temp; dst = memory_region(machine, "user2"); length = memory_region_length(machine, "user2"); memcpy(src, dst, length); for (oldaddr = 0; oldaddr < 32; oldaddr++) { memcpy(&dst[oldaddr * 32 * 8 * 2], &src[oldaddr * 32 * 8], 32 * 8); memcpy(&dst[oldaddr * 32 * 8 * 2 + 32 * 8], &src[oldaddr * 32 * 8 + 0x2000], 32 * 8); } free(temp); } ROM_START( fcombat ) ROM_REGION( 0x10000, "maincpu", 0 ) ROM_LOAD( "fcombat2.t9", 0x0000, 0x4000, CRC(30cb0c14) SHA1(8b5b6a4efaca2f138709184725e9e0e0b9cfc4c7) ) ROM_LOAD( "fcombat3.10t", 0x4000, 0x4000, CRC(e8511da0) SHA1(bab5c9244c970b97c025381c37ad372aa3b5cddf) ) ROM_REGION( 0x10000, "audiocpu", 0 ) /* 64k for the second CPU */ ROM_LOAD( "fcombat1.t5", 0x0000, 0x4000, CRC(a0cc1216) SHA1(3a8963ffde2ff4a3f428369133f94bb37717cae5) ) ROM_REGION( 0x02000, "gfx1", 0 ) ROM_LOAD( "fcombat7.l11", 0x00000, 0x2000, CRC(401061b5) SHA1(09dd23e86a56db8021e14432aced0eaf013fefe2) ) /* fg chars */ ROM_REGION( 0x0c000, "gfx2", 0 ) ROM_LOAD( "fcombat8.d10", 0x00000, 0x4000, CRC(e810941e) SHA1(19ae85af0bf245caf3afe10d65e618cfb47d33c2) ) /* sprites */ ROM_LOAD( "fcombat9.d11", 0x04000, 0x4000, CRC(f95988e6) SHA1(25876652decca7ec1e9b37a16536c15ca2d1cb12) ) ROM_LOAD( "fcomba10.d12", 0x08000, 0x4000, CRC(908f154c) SHA1(b3761ee60d4a5ea36376759875105d23c57b4bf2) ) ROM_REGION( 0x04000, "gfx3", 0 ) ROM_LOAD( "fcombat6.f3", 0x00000, 0x4000, CRC(97282729) SHA1(72db0593551c2d15631341bf621b96013b46ce72) ) ROM_REGION( 0x04000, "user1", 0 ) ROM_LOAD( "fcombat5.l3", 0x00000, 0x4000, CRC(96194ca7) SHA1(087d6ac8f93f087cb5e378dbe9a8cfcffa2cdddc) ) /* bg data */ ROM_REGION( 0x04000, "user2", 0 ) ROM_LOAD( "fcombat4.p3", 0x00000, 0x4000, CRC(efe098ab) SHA1(fe64a5e9170835d242368109b1b221b0f8090e7e) ) /* terrain info */ ROM_REGION( 0x0420, "proms", 0 ) ROM_LOAD( "fcprom_a.c2", 0x0000, 0x0020, CRC(7ac480f0) SHA1(f491fe4da19d8c037e3733a5836de35cc438907e) ) /* palette */ ROM_LOAD( "fcprom_d.k12", 0x0020, 0x0100, CRC(9a348250) SHA1(faf8db4c42adee07795d06bea20704f8c51090ff) ) /* fg char lookup table */ ROM_LOAD( "fcprom_b.c4", 0x0120, 0x0100, CRC(ac9049f6) SHA1(57aa5b5df3e181bad76149745a422c3dd1edad49) ) /* sprite lookup table */ ROM_LOAD( "fcprom_c.a9", 0x0220, 0x0100, CRC(768ac120) SHA1(ceede1d6cbeae08da96ef52bdca2718a839d88ab) ) /* bg char mixer */ ROM_END GAME( 1985, fcombat, 0, fcombat, fcombat, fcombat, ROT90, "Jaleco", "Field Combat", GAME_WRONG_COLORS | GAME_SUPPORTS_SAVE )