diff options
Diffstat (limited to 'src/mame/drivers/speedatk.cpp')
-rw-r--r-- | src/mame/drivers/speedatk.cpp | 359 |
1 files changed, 359 insertions, 0 deletions
diff --git a/src/mame/drivers/speedatk.cpp b/src/mame/drivers/speedatk.cpp new file mode 100644 index 00000000000..ddd38cf4ab1 --- /dev/null +++ b/src/mame/drivers/speedatk.cpp @@ -0,0 +1,359 @@ +// license:BSD-3-Clause +// copyright-holders:Angelo Salese, Pierpaolo Prazzoli +/***************************************************************************************** + +Speed Attack! (c) 1984 Seta Kikaku Corp. + +driver by Pierpaolo Prazzoli & Angelo Salese, based on early work by David Haywood + +TODO: + - It's possible that there is only one coin chute and not two,needs a real board to know + more about it. + +How to play: + - A to D selects a card. + - Turn takes one or more cards into your hand (depends on how many cards you + putted on the stacks). + - Left & right puts a card on one of the two stacks. + +Notes: + - According to the text gfx rom, there are also a Taito and a KKK versions out there. + +------------------------------------------------------------------------------------------ +SPEED ATTACK! +(c)SETA + +CPU :Z80 x 1 +SOUND :AY-3-8910 x 1 +XTAL :12MHZ + +SETA CUSTOM ? +AC-002 , AC-003 + +CB1-1 :1C +CB0-2 :1D +CB1-3 :1F +CB0-4 :1H +CB0-5 :7C +CB0-6 :7D +CB0-7 :7E + +CB1.BPR :7L TBP18S030 +CB2.BPR :6K 82S129 + +---------------------------------------------------------- + +DIP SWITCH 8BIT (Default: ALL ON) + +SW 1,2 : COIN CREDIT LL:1-1 HL:1-2 LH:1-5 HH:1-10 +SW 3,4 : LEVEL LL:EASY -> LH -> HL -> HH:HARD +SW 5,6 : NOT USE +SW 7 : FLIP SCREEN H:FLIP +SW 8 : TEST MODE H:TEST + + PARTS SIDE | SOLDIER SIDE + ---------------------------- + GND | 1| GND + GND | 2| GND + +5V | 3| +5V + | 4| + +12V | 5| +12V + SPEAKER(+)| 6| SPEAKER(-) + SYNC | 7| COIN COUNTER + B | 8| SERVICE + G | 9| COIN SW + R |10| + PD 6 |11| PS 6 (NOT USE) + PD 5 |12| PS 5 (NOT USE) + PD 4 |13| PS 4 + PD 3 |14| PS 3 + PD 1 |15| PS 1 + PD 2 |16| PS 2 + |17| + |18| + +PS / PD : key matrix +*****************************************************************************************/ + +#include "emu.h" +#include "cpu/z80/z80.h" +#include "sound/ay8910.h" +#include "includes/speedatk.h" + +#define MASTER_CLOCK XTAL_12MHz + +void speedatk_state::machine_start() +{ + save_item(NAME(m_mux_data)); + save_item(NAME(m_km_status)); + save_item(NAME(m_coin_settings)); + save_item(NAME(m_coin_impulse)); +} + +UINT8 speedatk_state::iox_key_matrix_calc(UINT8 p_side) +{ + static const char *const keynames[] = { "P1_ROW0", "P1_ROW1", "P2_ROW0", "P2_ROW1" }; + + int i, j, t; + + for (i = 0x00 ; i < 0x10 ; i += 8) + { + j = (i / 0x08); + + for (t = 0 ; t < 8 ; t ++) + { + if (!(ioport(keynames[j+p_side])->read() & ( 1 << t ))) + { + return (i + t) | (p_side ? 0x20 : 0x00); + } + } + } + + return 0; +} + +READ8_MEMBER(speedatk_state::key_matrix_r) +{ + if(m_coin_impulse > 0) + { + m_coin_impulse--; + return 0x80; + } + + if((ioport("COINS")->read() & 1) || (ioport("COINS")->read() & 2)) + { + m_coin_impulse = m_coin_settings; + m_coin_impulse--; + return 0x80; + } + + if(m_mux_data != 1 && m_mux_data != 2 && m_mux_data != 4) + return 0xff; //unknown command + + /* both side checks */ + if(m_mux_data == 1) + { + UINT8 p1_side = iox_key_matrix_calc(0); + UINT8 p2_side = iox_key_matrix_calc(2); + + if(p1_side != 0) + return p1_side; + + return p2_side; + } + + /* check individual input side */ + return iox_key_matrix_calc((m_mux_data == 2) ? 0 : 2); +} + +WRITE8_MEMBER(speedatk_state::key_matrix_w) +{ + m_mux_data = data; +} + +/* Key matrix status,used for coin settings and I don't know what else... */ +READ8_MEMBER(speedatk_state::key_matrix_status_r) +{ + /* bit 0: busy flag,active low */ + return (m_km_status & 0xfe) | 1; +} + +/* +xxxx ---- command +---- xxxx param +My guess is that the other commands configs the key matrix, it probably needs some tests on the real thing. +1f +3f +41 +61 +8x coinage setting command +a1 +*/ +WRITE8_MEMBER(speedatk_state::key_matrix_status_w) +{ + m_km_status = data; + if((m_km_status & 0xf0) == 0x80) //coinage setting command + m_coin_settings = m_km_status & 0xf; +} + +static ADDRESS_MAP_START( speedatk_mem, AS_PROGRAM, 8, speedatk_state ) + AM_RANGE(0x0000, 0x7fff) AM_ROM + AM_RANGE(0x8000, 0x8000) AM_READWRITE(key_matrix_r,key_matrix_w) + AM_RANGE(0x8001, 0x8001) AM_READWRITE(key_matrix_status_r,key_matrix_status_w) + AM_RANGE(0x8800, 0x8fff) AM_RAM + AM_RANGE(0xa000, 0xa3ff) AM_RAM AM_SHARE("videoram") + AM_RANGE(0xb000, 0xb3ff) AM_RAM AM_SHARE("colorram") +ADDRESS_MAP_END + + +static ADDRESS_MAP_START( speedatk_io, AS_IO, 8, speedatk_state ) + ADDRESS_MAP_GLOBAL_MASK(0xff) + AM_RANGE(0x00, 0x01) AM_WRITE(m6845_w) //h46505 address / data routing + AM_RANGE(0x24, 0x24) AM_WRITE(watchdog_reset_w) + AM_RANGE(0x40, 0x40) AM_DEVREAD("aysnd", ay8910_device, data_r) + AM_RANGE(0x40, 0x41) AM_DEVWRITE("aysnd", ay8910_device, address_data_w) + //what's 60-6f for? Seems used only in attract mode and read back when a 2p play ends ... +ADDRESS_MAP_END + +static INPUT_PORTS_START( speedatk ) + PORT_START("DSW") + PORT_SERVICE( 0x01, IP_ACTIVE_HIGH ) + PORT_DIPNAME( 0x02, 0x00, DEF_STR( Flip_Screen ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x02, DEF_STR( On ) ) + PORT_DIPNAME( 0x04, 0x00, DEF_STR( Unused ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x04, DEF_STR( On ) ) + PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unused ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x08, DEF_STR( On ) ) + PORT_DIPNAME( 0x30, 0x00, DEF_STR( Difficulty ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Easy ) ) + PORT_DIPSETTING( 0x20, DEF_STR( Normal ) ) + PORT_DIPSETTING( 0x10, DEF_STR( Hard ) ) + PORT_DIPSETTING( 0x30, DEF_STR( Hardest ) ) + PORT_DIPNAME( 0xc0, 0x00, DEF_STR( Coinage ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x80, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x40, DEF_STR( 1C_5C ) ) + PORT_DIPSETTING( 0xc0, "1 Coin/10 Credits" ) + + PORT_START("P1_ROW0") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_NAME("P1 B") PORT_CODE(KEYCODE_X) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_NAME("P1 A") PORT_CODE(KEYCODE_Z) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1) PORT_NAME("P1 C") PORT_CODE(KEYCODE_C) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(1) PORT_NAME("P1 D") PORT_CODE(KEYCODE_V) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON5 ) PORT_PLAYER(1) PORT_NAME("P1 Left") PORT_CODE(KEYCODE_A) + + PORT_START("P1_ROW1") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON6 ) PORT_PLAYER(1) PORT_NAME("P1 Right") PORT_CODE(KEYCODE_S) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON7 ) PORT_PLAYER(1) PORT_NAME("P1 Turn") PORT_CODE(KEYCODE_Q) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("P2_ROW0") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_NAME("P2 B") + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_NAME("P2 A") + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2) PORT_NAME("P2 C") + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(2) PORT_NAME("P2 D") + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON5 ) PORT_PLAYER(2) PORT_NAME("P2 Left") + + PORT_START("P2_ROW1") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON6 ) PORT_PLAYER(2) PORT_NAME("P2 Right") + 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_UNUSED ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON7 ) PORT_PLAYER(2) PORT_NAME("P2 Turn") + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) + + PORT_START("COINS") + PORT_BIT( 0x0001, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_IMPULSE(1) + PORT_BIT( 0x0002, IP_ACTIVE_HIGH, IPT_COIN2 ) PORT_IMPULSE(1) +INPUT_PORTS_END + +static const gfx_layout charlayout_1bpp = +{ + 8,8, + RGN_FRAC(1,1), + 3, + { 0, 0, 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 +}; + +static const gfx_layout charlayout_3bpp = +{ + 8,8, + RGN_FRAC(1,3), + 3, + { RGN_FRAC(2,3), RGN_FRAC(1,3), RGN_FRAC(0,3) }, + { 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 +}; + + +static GFXDECODE_START( speedatk ) + GFXDECODE_ENTRY( "gfx1", 0, charlayout_1bpp, 0, 32 ) + GFXDECODE_ENTRY( "gfx2", 0, charlayout_3bpp, 0, 32 ) +GFXDECODE_END + +WRITE8_MEMBER(speedatk_state::output_w) +{ + m_flip_scr = data & 0x80; + + if((data & 0x7f) != 0x7f) + logerror("%02x\n",data); +} + +static MACHINE_CONFIG_START( speedatk, speedatk_state ) + + MCFG_CPU_ADD("maincpu", Z80,MASTER_CLOCK/2) //divider is unknown + MCFG_CPU_PROGRAM_MAP(speedatk_mem) + MCFG_CPU_IO_MAP(speedatk_io) + MCFG_CPU_VBLANK_INT_DRIVER("screen", speedatk_state, irq0_line_hold) + + MCFG_WATCHDOG_VBLANK_INIT(8) // timing is unknown + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) + MCFG_SCREEN_SIZE(320, 256) + MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 0*8, 32*8-1) + MCFG_SCREEN_UPDATE_DRIVER(speedatk_state, screen_update) + MCFG_SCREEN_PALETTE("palette") + + MCFG_MC6845_ADD("crtc", H46505, "screen", MASTER_CLOCK/16) /* hand tuned to get ~60 fps */ + MCFG_MC6845_SHOW_BORDER_AREA(false) + MCFG_MC6845_CHAR_WIDTH(8) + + MCFG_GFXDECODE_ADD("gfxdecode", "palette", speedatk) + MCFG_PALETTE_ADD("palette", 0x100) + MCFG_PALETTE_INDIRECT_ENTRIES(16) + MCFG_PALETTE_INIT_OWNER(speedatk_state, speedatk) + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + + MCFG_SOUND_ADD("aysnd", AY8910, MASTER_CLOCK/4) //divider is unknown + MCFG_AY8910_PORT_B_READ_CB(IOPORT("DSW")) + MCFG_AY8910_PORT_A_WRITE_CB(WRITE8(speedatk_state, output_w)) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.5) +MACHINE_CONFIG_END + +ROM_START( speedatk ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "cb1-1", 0x0000, 0x2000, CRC(df988e05) SHA1(0ec91c5f2e1adf952a4fe7aede591e763773a75b) ) + ROM_LOAD( "cb0-2", 0x2000, 0x2000, CRC(be949154) SHA1(8a594a7ebdc8456290919163f7ea4ccb0d1f4edb) ) + ROM_LOAD( "cb1-3", 0x4000, 0x2000, CRC(741a5949) SHA1(7f7bebd4fb73fef9aa28549d100f632c442ac9b3) ) + ROM_LOAD( "cb0-4", 0x6000, 0x2000, CRC(53a9c0c8) SHA1(cd0fd94411dabf09828c1f629891158c40794127) ) + + ROM_REGION( 0x2000, "gfx1", 0 ) + ROM_LOAD( "cb0-7", 0x0000, 0x2000, CRC(a86007b5) SHA1(8e5cab76c37a8d53e1355000cd1a0a85ffae0e8c) ) + + ROM_REGION( 0x6000, "gfx2", 0 ) + ROM_LOAD( "cb0-5", 0x0000, 0x2000, CRC(47a966e7) SHA1(fdaa0f88656afc431bae367679ce6298fa962e0f) ) + ROM_LOAD( "cb0-6", 0x2000, 0x2000, CRC(cc1da937) SHA1(1697bb008bfa5c33a282bd470ac39c324eea7509) ) + ROM_COPY( "gfx2", 0x0000, 0x4000, 0x1000 ) /* Fill the blank space with cards gfx */ + ROM_COPY( "gfx1", 0x1000, 0x5000, 0x1000 ) /* Gfx from cb0-7 */ + + ROM_REGION( 0x0120, "proms", 0 ) + ROM_LOAD( "cb1.bpr", 0x0000, 0x0020, CRC(a0176c23) SHA1(133fb9eef8a6595cac2dcd7edce4789899a59e84) ) /* color PROM */ + ROM_LOAD( "cb2.bpr", 0x0020, 0x0100, CRC(a604cf96) SHA1(a4ef6e77dcd3abe4c27e8e636222a5ee711a51f5) ) /* lookup table */ +ROM_END + +GAME( 1984, speedatk, 0, speedatk, speedatk, driver_device, 0, ROT0, "Seta Kikaku Corp.", "Speed Attack! (Japan)", MACHINE_SUPPORTS_SAVE ) |