/*************************************************************************** Atari Sprint 8 driver ***************************************************************************/ #include "emu.h" #include "cpu/m6800/m6800.h" #include "includes/sprint8.h" void sprint8_set_collision(running_machine &machine, int n) { sprint8_state *state = machine.driver_data(); if (state->m_collision_reset == 0) { cputag_set_input_line(machine, "maincpu", 0, ASSERT_LINE); state->m_collision_index = n; } } static TIMER_DEVICE_CALLBACK( input_callback ) { sprint8_state *state = timer.machine().driver_data(); static const char *const dialnames[] = { "DIAL1", "DIAL2", "DIAL3", "DIAL4", "DIAL5", "DIAL6", "DIAL7", "DIAL8" }; int i; for (i = 0; i < 8; i++) { UINT8 val = input_port_read(timer.machine(), dialnames[i]) >> 4; signed char delta = (val - state->m_dial[i]) & 15; if (delta & 8) delta |= 0xf0; /* extend sign to 8 bits */ state->m_steer_flag[i] = (delta != 0); if (delta > 0) state->m_steer_dir[i] = 0; if (delta < 0) state->m_steer_dir[i] = 1; state->m_dial[i] = val; } } static MACHINE_RESET( sprint8 ) { sprint8_state *state = machine.driver_data(); state->m_collision_reset = 0; state->m_collision_index = 0; } static READ8_HANDLER( sprint8_collision_r ) { sprint8_state *state = space->machine().driver_data(); return state->m_collision_index; } static READ8_HANDLER( sprint8_input_r ) { sprint8_state *state = space->machine().driver_data(); static const char *const portnames[] = { "P1", "P2", "P3", "P4", "P5", "P6", "P7", "P8" }; UINT8 val = input_port_read(space->machine(), portnames[offset]); if (state->m_steer_dir[offset]) { val |= 0x02; } if (state->m_steer_flag[offset]) { val |= 0x04; } return val; } static WRITE8_HANDLER( sprint8_lockout_w ) { coin_lockout_w(space->machine(), offset, !(data & 1)); } static WRITE8_HANDLER( sprint8_int_reset_w ) { sprint8_state *state = space->machine().driver_data(); state->m_collision_reset = !(data & 1); if (state->m_collision_reset) cputag_set_input_line(space->machine(), "maincpu", 0, CLEAR_LINE); } static ADDRESS_MAP_START( sprint8_map, AS_PROGRAM, 8 ) AM_RANGE(0x0000, 0x00ff) AM_RAM AM_RANGE(0x1800, 0x1bff) AM_RAM_WRITE(sprint8_video_ram_w) AM_BASE_MEMBER(sprint8_state, m_video_ram) AM_RANGE(0x1c00, 0x1c00) AM_READ(sprint8_collision_r) AM_RANGE(0x1c01, 0x1c08) AM_READ(sprint8_input_r) AM_RANGE(0x1c09, 0x1c09) AM_READ_PORT("IN0") AM_RANGE(0x1c0a, 0x1c0a) AM_READ_PORT("IN1") AM_RANGE(0x1c0f, 0x1c0f) AM_READ_PORT("VBLANK") AM_RANGE(0x1c00, 0x1c0f) AM_WRITEONLY AM_BASE_MEMBER(sprint8_state, m_pos_h_ram) AM_RANGE(0x1c10, 0x1c1f) AM_WRITEONLY AM_BASE_MEMBER(sprint8_state, m_pos_v_ram) AM_RANGE(0x1c20, 0x1c2f) AM_WRITEONLY AM_BASE_MEMBER(sprint8_state, m_pos_d_ram) AM_RANGE(0x1c30, 0x1c37) AM_WRITE(sprint8_lockout_w) AM_RANGE(0x1d00, 0x1d00) AM_WRITE(sprint8_int_reset_w) AM_RANGE(0x1d01, 0x1d01) AM_DEVWRITE("discrete", sprint8_crash_w) AM_RANGE(0x1d02, 0x1d02) AM_DEVWRITE("discrete", sprint8_screech_w) AM_RANGE(0x1d03, 0x1d03) AM_WRITENOP AM_RANGE(0x1d04, 0x1d04) AM_WRITENOP AM_RANGE(0x1d05, 0x1d05) AM_WRITEONLY AM_BASE_MEMBER(sprint8_state, m_team) AM_RANGE(0x1d06, 0x1d06) AM_DEVWRITE("discrete", sprint8_attract_w) AM_RANGE(0x1e00, 0x1e07) AM_DEVWRITE("discrete", sprint8_motor_w) AM_RANGE(0x1f00, 0x1f00) AM_WRITENOP /* probably a watchdog, disabled in service mode */ AM_RANGE(0x2000, 0x3fff) AM_ROM AM_RANGE(0xf800, 0xffff) AM_ROM ADDRESS_MAP_END static INPUT_PORTS_START( sprint8 ) PORT_START("P1") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P1 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P1 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P2") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P2 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P2 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P3") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN3 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P3 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P3 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(3) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(3) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P4") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN4 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P4 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P4 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(4) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(4) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P5") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN5 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P5 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P5 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(5) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(5) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_SERVICE( 0x80, IP_ACTIVE_LOW ) PORT_START("P6") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN6 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P6 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P6 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(6) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(6) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P7") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN7 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P7 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P7 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(7) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(7) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P8") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN8 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P8 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P8 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(8) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(8) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("DIAL1") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(1) PORT_START("DIAL2") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(2) PORT_START("DIAL3") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(3) PORT_START("DIAL4") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(4) PORT_START("DIAL5") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(5) PORT_START("DIAL6") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(6) PORT_START("DIAL7") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(7) PORT_START("DIAL8") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(8) PORT_START("IN0") PORT_DIPNAME( 0x0f, 0x08, "Play Time" ) PORT_DIPSETTING( 0x0f, "60 seconds" ) PORT_DIPSETTING( 0x0e, "69 seconds" ) PORT_DIPSETTING( 0x0d, "77 seconds" ) PORT_DIPSETTING( 0x0c, "86 seconds" ) PORT_DIPSETTING( 0x0b, "95 seconds" ) PORT_DIPSETTING( 0x0a, "103 seconds" ) PORT_DIPSETTING( 0x09, "112 seconds" ) PORT_DIPSETTING( 0x08, "120 seconds" ) PORT_DIPSETTING( 0x07, "129 seconds" ) PORT_DIPSETTING( 0x06, "138 seconds" ) PORT_DIPSETTING( 0x05, "146 seconds" ) PORT_DIPSETTING( 0x04, "155 seconds" ) PORT_DIPSETTING( 0x03, "163 seconds" ) PORT_DIPSETTING( 0x02, "172 seconds" ) PORT_DIPSETTING( 0x01, "181 seconds" ) PORT_DIPSETTING( 0x00, "189 seconds" ) PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("IN1") PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_NAME("Track Select") PORT_CODE(KEYCODE_SPACE) PORT_START("VBLANK") PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_VBLANK ) /* this is actually a variable resistor */ PORT_START("R132") PORT_ADJUSTER(65, "R132 - Crash & Screech Volume") INPUT_PORTS_END static INPUT_PORTS_START( sprint8p ) PORT_START("P1") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P1 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P1 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P2") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P2 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P2 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P3") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN3 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P3 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P3 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(3) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(3) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P4") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN4 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P4 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P4 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(4) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(4) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P5") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN5 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P5 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P5 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(5) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(5) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_SERVICE( 0x80, IP_ACTIVE_LOW ) PORT_START("P6") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN6 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P6 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P6 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(6) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(6) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P7") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN7 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P7 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P7 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(7) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(7) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("P8") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN8 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER DIR P8 */ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_SPECIAL ) /* STEER FLAG P8 */ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(8) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(8) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("DIAL1") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(1) PORT_START("DIAL2") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(2) PORT_START("DIAL3") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(3) PORT_START("DIAL4") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(4) PORT_START("DIAL5") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(5) PORT_START("DIAL6") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(6) PORT_START("DIAL7") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(7) PORT_START("DIAL8") PORT_BIT( 0xff, 0x00, IPT_DIAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_PLAYER(8) PORT_START("IN0") PORT_DIPNAME( 0x03, 0x03, "Play Time" ) PORT_DIPSETTING( 0x00, "54 seconds" ) PORT_DIPSETTING( 0x01, "108 seconds" ) PORT_DIPSETTING( 0x03, "216 seconds" ) PORT_BIT( 0xfc, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("IN1") PORT_DIPNAME( 0x01, 0x01, "Play Mode" ) PORT_DIPSETTING( 0x00, "Chase" ) PORT_DIPSETTING( 0x01, "Tag" ) PORT_START("VBLANK") PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_VBLANK ) /* this is actually a variable resistor */ PORT_START("R132") PORT_ADJUSTER(65, "R132 - Crash & Screech Volume") INPUT_PORTS_END static const gfx_layout tile_layout_1 = { 16, 8, 64, 1, { 0 }, { 7, 7, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 0, 0 }, { 0x000, 0x200, 0x400, 0x600, 0x800, 0xa00, 0xc00, 0xe00 }, 8 }; static const gfx_layout tile_layout_2 = { 16, 8, 64, 1, { 0 }, { 0x000, 0x000, 0x200, 0x200, 0x400, 0x400, 0x600, 0x600, 0x800, 0x800, 0xa00, 0xa00, 0xc00, 0xc00, 0xe00, 0xe00 }, { 0, 1, 2, 3, 4, 5, 6, 7 }, 8 }; static const gfx_layout car_layout = { 16, 8, 8, 1, { 0 }, { 0x07, 0x06, 0x05, 0x04, 0x0f, 0x0e, 0x0d, 0x0c, 0x17, 0x16, 0x15, 0x14, 0x1f, 0x1e, 0x1d, 0x1c }, { 0x000, 0x020, 0x040, 0x060, 0x080, 0x0a0, 0x0c0, 0x0e0 }, 0x100 }; static GFXDECODE_START( sprint8 ) GFXDECODE_ENTRY( "gfx1", 0, tile_layout_1, 0, 18 ) GFXDECODE_ENTRY( "gfx1", 0, tile_layout_2, 0, 18 ) GFXDECODE_ENTRY( "gfx2", 0, car_layout, 0, 16 ) GFXDECODE_END static MACHINE_CONFIG_START( sprint8, sprint8_state ) /* basic machine hardware */ MCFG_CPU_ADD("maincpu", M6800, 11055000 / 11) /* ? */ MCFG_CPU_PROGRAM_MAP(sprint8_map) MCFG_MACHINE_RESET(sprint8) MCFG_TIMER_ADD_PERIODIC("input_timer", input_callback, attotime::from_hz(60)) /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_REFRESH_RATE(60) MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16) MCFG_SCREEN_SIZE(512, 261) MCFG_SCREEN_VISIBLE_AREA(0, 495, 0, 231) MCFG_SCREEN_UPDATE(sprint8) MCFG_SCREEN_EOF(sprint8) MCFG_GFXDECODE(sprint8) MCFG_PALETTE_LENGTH(36) MCFG_PALETTE_INIT(sprint8) MCFG_VIDEO_START(sprint8) /* sound hardware */ /* the proper way is to hook up 4 speakers, but they are not really * F/R/L/R speakers. Though you can pretend the 1-2 mix is the front. */ MCFG_SPEAKER_ADD("speaker_1_2", 0.0, 0.0, 1.0) /* front */ MCFG_SPEAKER_ADD("speaker_3_7", -0.2, 0.0, 1.0) /* left */ MCFG_SPEAKER_ADD("speaker_5_6", 0.0, 0.0, -0.5) /* back */ MCFG_SPEAKER_ADD("speaker_4_8", 0.2, 0.0, 1.0) /* right */ MCFG_SOUND_ADD("discrete", DISCRETE, 0) MCFG_SOUND_CONFIG_DISCRETE(sprint8) MCFG_SOUND_ROUTE(0, "speaker_1_2", 1.0) /* volumes on other channels defaulted to off, */ /* user can turn them up if needed. */ /* The game does not sound good with all channels mixed to stereo. */ MCFG_SOUND_ROUTE(1, "speaker_3_7", 0.0) MCFG_SOUND_ROUTE(2, "speaker_5_6", 0.0) MCFG_SOUND_ROUTE(3, "speaker_4_8", 0.0) MACHINE_CONFIG_END ROM_START( sprint8 ) ROM_REGION( 0x10000, "maincpu", 0 ) ROM_LOAD( "7313.j1", 0x2400, 0x0800, CRC(1231f944) SHA1(d16c76da6a74513eb40811d806e0dd009f6dcafb) ) ROM_LOAD( "7314.h1", 0x2c00, 0x0800, CRC(c77c0d49) SHA1(a57b5d340a41d02edb20fcb66875908110582bc5) ) ROM_RELOAD( 0xf800, 0x0800 ) ROM_REGION( 0x0200, "gfx1", 0 ) /* tiles */ ROM_LOAD( "7315-01.n6", 0x0000, 0x0200, CRC(e2f603d0) SHA1(8d82b72d2f4039afa3341774000105a745caf85f) ) ROM_REGION( 0x0100, "gfx2", 0 ) /* cars */ ROM_LOAD( "7316-01.j5", 0x0000, 0x0100, CRC(32c028e3) SHA1(bfa76cf0981640d08e9c7fb15da134afe46afe31) ) ROM_END ROM_START( sprint8a ) ROM_REGION( 0x10000, "maincpu", 0 ) ROM_LOAD_NIB_LOW ( "l2800s8", 0x2800, 0x0800, CRC(3926de69) SHA1(ec03d7684e393061d1d48ae73897e9dc38131c14) ) ROM_LOAD_NIB_HIGH( "m2800s8", 0x2800, 0x0800, CRC(d009d6da) SHA1(3210806b0eb344d88d2cbcc46895f7224771c1f2) ) ROM_LOAD_NIB_LOW ( "l3000s8", 0x3000, 0x0800, CRC(c78d9888) SHA1(a854b50b2cf0261c1f966ef1bd001084500b3545) ) ROM_LOAD_NIB_HIGH( "m3000s8", 0x3000, 0x0800, CRC(9ebfe8f8) SHA1(9709f697a7f9cce7ff4edbdccbaf14931328a052) ) ROM_LOAD_NIB_LOW ( "l3800s8", 0x3800, 0x0800, CRC(74a8f103) SHA1(0cc15006cbd4579feac0f07690f32b2b61f97ae9) ) ROM_RELOAD( 0xf800, 0x0800 ) ROM_LOAD_NIB_HIGH( "m3800s8", 0x3800, 0x0800, CRC(90aadc75) SHA1(34ca21c37573d9a2df92d3a1e73fdc0a9885c0a0) ) ROM_RELOAD( 0xf800, 0x0800 ) ROM_REGION( 0x0200, "gfx1", 0 ) /* tiles */ ROM_LOAD( "s8.n6", 0x0000, 0x0200, CRC(92cf9a7e) SHA1(6bd2d396e0a299c2e731425cabd578d569c2061b) ) ROM_REGION( 0x0100, "gfx2", 0 ) /* cars */ ROM_LOAD( "s8.j5", 0x0000, 0x0100, CRC(d37fff36) SHA1(20a7a8caf2fbfe22e307fe8541d31784c8e39d1a) ) ROM_END GAME( 1977, sprint8, 0, sprint8, sprint8, 0, ROT0, "Atari", "Sprint 8", 0 ) GAME( 1977, sprint8a, sprint8, sprint8, sprint8p, 0, ROT0, "Atari", "Sprint 8 (play tag & chase)", 0 )