diff options
Diffstat (limited to 'src/mame/drivers/stuntair.cpp')
-rw-r--r-- | src/mame/drivers/stuntair.cpp | 580 |
1 files changed, 580 insertions, 0 deletions
diff --git a/src/mame/drivers/stuntair.cpp b/src/mame/drivers/stuntair.cpp new file mode 100644 index 00000000000..3a4313187d3 --- /dev/null +++ b/src/mame/drivers/stuntair.cpp @@ -0,0 +1,580 @@ +// license:BSD-3-Clause +// copyright-holders:David Haywood +/* + + Stunt Air by Nuova Videotron 1983 + + driver todo: (SOME OF THIS WILL NEED PCB REFERENCES / MEASUREMENTS) + - correct colour PROM decoding (resistor values?) + - correct FG colour handling (currently use a hardcoded white) + - correct sound (discrete stuff is for filtering? or drums?) + - correct remaining GFX / sprite issues (flicker sometimes, might need better vblank timing?) + + +Hardware info (complete): +Main cpu Z80A +Sound cpu Z80A +Sound ic AY-3-8910 x2 @ 1.536MHz +Note: stereo sound output.Op amps LM3900 x3, audio amps TDA2002 x2, many discrete components + +Osc: 18.432 Mhz + +Ram: +Work 2kb (6116) +Sound 1kb (2114 x2) +Chars 1kb (2114 x2) +Bg 1,5kb (2114 x3) +Sprites 1kb (2148 x2) +color 320byte (27ls00 x10) + +Rom definiton: +-top pcb- +stuntair.a0,a1,a3,a4,a6 main program +stuntair.e14 sound program +stuntair.a9 character gfx +stuntair.a11,a12 background gfx +stuntair.a13,a15 obj/sprites gfx +82s123.a7 (removing it results in garbage boot screen with high score table music) + +-bottom pcb- +82s129.l11 green,blue colors +82s129.m11 red color + +Eproms are 2764 +Bproms are 82s123,82s129 + +Dip switches (by direct test,no manuals present): +-DIP A- +SW 1 2 3 5 6 7 8 + unknown +SW 4 + OFF infinite lives (test) + ON normal game +-DIP B- +SW 1 2 (coin 1) + OFF OFF 1 coin 1 play,1 coin 2 play (alternate) + ON OFF 2 coin 1 play + OFF ON 1 coin 2 play + ON ON 1 coin 1 play +SW 3 4 (coin 2) + OFF OFF 1 coin 1 play,1 coin 2 play (alternate) + ON OFF 2 coin 1 play + OFF ON 1 coin 2 play + ON ON 1 coin 1 play +SW 5 6 + OFF OFF bonus 50000 pts,100000 every + ON OFF bonus 30000 pts,50000 every + OFF ON bonus 20000 pts,30000 every + ON ON bonus 10000 pts,20000 every +SW 7 8 + OFF OFF 5 lives + ON OFF 4 lives + OFF ON 3 lives + ON ON 2 lives +Note: no table-upright mode sw,upright fixed.No picture flip sw too + + +Eprom dump,hw and dip info by tirino73 +Bprom dump by f205v + +*/ + +#include "emu.h" +#include "cpu/z80/z80.h" +#include "sound/ay8910.h" + +class stuntair_state : public driver_device +{ +public: + stuntair_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag), + m_maincpu(*this, "maincpu"), + m_audiocpu(*this, "audiocpu"), + m_fgram(*this, "fgram"), + m_bgram(*this, "bgram"), + m_bgattrram(*this, "bgattrram"), + m_sprram(*this, "sprram"), + m_gfxdecode(*this, "gfxdecode"), + m_palette(*this, "palette") + { } + + required_device<cpu_device> m_maincpu; + required_device<cpu_device> m_audiocpu; + required_shared_ptr<UINT8> m_fgram; + required_shared_ptr<UINT8> m_bgram; + required_shared_ptr<UINT8> m_bgattrram; + required_shared_ptr<UINT8> m_sprram; + required_device<gfxdecode_device> m_gfxdecode; + required_device<palette_device> m_palette; + + tilemap_t *m_fg_tilemap; + tilemap_t *m_bg_tilemap; + + UINT8 m_bg_xscroll; + UINT8 m_nmi_enable; + UINT8 m_spritebank0; + UINT8 m_spritebank1; + + TILE_GET_INFO_MEMBER(get_stuntair_fg_tile_info); + TILE_GET_INFO_MEMBER(get_stuntair_bg_tile_info); + DECLARE_WRITE8_MEMBER(stuntair_fgram_w); + DECLARE_WRITE8_MEMBER(stuntair_bgram_w); + DECLARE_WRITE8_MEMBER(stuntair_bgattrram_w); + DECLARE_WRITE8_MEMBER(stuntair_bgxscroll_w); + DECLARE_WRITE8_MEMBER(stuntair_nmienable_w); + DECLARE_WRITE8_MEMBER(stuntair_spritebank0_w); + DECLARE_WRITE8_MEMBER(stuntair_spritebank1_w); + DECLARE_WRITE8_MEMBER(stuntair_coin_w); + DECLARE_WRITE8_MEMBER(stuntair_sound_w); + DECLARE_WRITE8_MEMBER(ay8910_portb_w); + INTERRUPT_GEN_MEMBER(stuntair_irq); + virtual void machine_start(); + virtual void machine_reset(); + virtual void video_start(); + void draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect); + UINT32 screen_update_stuntair(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); + DECLARE_PALETTE_INIT(stuntair); +}; + + + +/*************************************************************************** + + Video + +***************************************************************************/ + +PALETTE_INIT_MEMBER(stuntair_state, stuntair) +{ + /* need resistor weights etc. */ + const UINT8 *color_prom = machine().root_device().memregion("proms")->base(); + + for (int i = 0; i < 0x100; i++) + { + UINT8 data = color_prom[i]; + + int b = (data&0xc0)>>6; + int g = (data&0x38)>>3; + int r = (data&0x07)>>0; + + palette.set_pen_color(i,rgb_t(r<<5,g<<5,b<<6)); + } + + // just set the FG layer to black and white + palette.set_pen_color(0x100,rgb_t(0x00,0x00,0x00)); + palette.set_pen_color(0x101,rgb_t(0xff,0xff,0xff)); +} + + +TILE_GET_INFO_MEMBER(stuntair_state::get_stuntair_fg_tile_info) +{ + int tileno = m_fgram[tile_index]; + int opaque = tileno & 0x80; + + // where does the FG palette come from? it's a 1bpp layer.. + + SET_TILE_INFO_MEMBER(0, tileno&0x7f, 0, opaque?TILE_FORCE_LAYER0 : TILE_FORCE_LAYER1); +} + +TILE_GET_INFO_MEMBER(stuntair_state::get_stuntair_bg_tile_info) +{ + int tileno = m_bgram[tile_index]; + tileno |= (m_bgattrram[tile_index] & 0x08)<<5; + int colour = (m_bgattrram[tile_index] & 0x07); + + SET_TILE_INFO_MEMBER(1, tileno, colour, 0); +} + + +void stuntair_state::video_start() +{ + m_fg_tilemap = &machine().tilemap().create(m_gfxdecode, tilemap_get_info_delegate(FUNC(stuntair_state::get_stuntair_fg_tile_info),this), TILEMAP_SCAN_ROWS, 8, 8, 32, 32); + m_fg_tilemap->set_transparent_pen(0); + + m_bg_tilemap = &machine().tilemap().create(m_gfxdecode, tilemap_get_info_delegate(FUNC(stuntair_state::get_stuntair_bg_tile_info),this), TILEMAP_SCAN_ROWS, 8, 8, 32, 32); +} + + +void stuntair_state::draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect) +{ + gfx_element *gfx = m_gfxdecode->gfx(2); + + /* there seem to be 2 spritelists with something else (fixed values) between them.. is that significant? */ + for (int i=0;i<0x400;i+=16) + { + // +2, +3, +4(high bits): always 00 + // +6 to +15: unused + int x = m_sprram[i+5]; + int y = m_sprram[i+0]; + int colour = m_sprram[i+4] & 0x7; + int tile = m_sprram[i+1] & 0x3f; + int flipy = (m_sprram[i+1] & 0x80)>>7; // used +// int flipx = (m_sprram[i+1] & 0x40)>>6; // guessed , wrong + int flipx = 0; + + if (m_spritebank1) tile |= 0x40; + if (m_spritebank0) tile |= 0x80; + + y = 240 - y; + + gfx->transpen(bitmap,cliprect,tile,colour,flipx,flipy,x,y,0); + } +} + +UINT32 stuntair_state::screen_update_stuntair(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) +{ + m_bg_tilemap->set_scrollx(0, m_bg_xscroll); + + m_bg_tilemap->draw(screen, bitmap, cliprect, 0, 0); + m_fg_tilemap->draw(screen, bitmap, cliprect, 0, TILEMAP_PIXEL_LAYER0); + + draw_sprites(bitmap, cliprect); + + m_fg_tilemap->draw(screen, bitmap, cliprect, 0, TILEMAP_PIXEL_LAYER1|TILEMAP_DRAW_OPAQUE); + + return 0; +} + + + +/*************************************************************************** + + Memory Maps, I/O + +***************************************************************************/ + +WRITE8_MEMBER(stuntair_state::stuntair_bgattrram_w) +{ + m_bgattrram[offset] = data; + m_bg_tilemap->mark_tile_dirty(offset); +} + +WRITE8_MEMBER(stuntair_state::stuntair_bgram_w) +{ + m_bgram[offset] = data; + m_bg_tilemap->mark_tile_dirty(offset); +} + +WRITE8_MEMBER(stuntair_state::stuntair_fgram_w) +{ + m_fgram[offset] = data; + m_fg_tilemap->mark_tile_dirty(offset); +} + + +WRITE8_MEMBER( stuntair_state::stuntair_bgxscroll_w ) +{ + m_bg_xscroll = data; +} + + +WRITE8_MEMBER(stuntair_state::stuntair_spritebank0_w) +{ + m_spritebank0 = data&0x01; + // other bits are unused +} + +WRITE8_MEMBER(stuntair_state::stuntair_spritebank1_w) +{ + m_spritebank1 = data&0x01; + // other bits are unused +} + + +WRITE8_MEMBER(stuntair_state::stuntair_nmienable_w) +{ + m_nmi_enable = data&0x01; + if (!m_nmi_enable) + m_maincpu->set_input_line(INPUT_LINE_NMI, CLEAR_LINE); + // other bits are unused +} + +WRITE8_MEMBER(stuntair_state::stuntair_coin_w) +{ + // lower 2 bits are coin counters, excluding 1st coin(?) + coin_counter_w(machine(), 0, data >> 0 & 1); + coin_counter_w(machine(), 1, data >> 1 & 1); + + // other bits: unknown + if (data & 0xfc) + logerror("stuntair_coin_w %02x\n", data); +} + + +WRITE8_MEMBER(stuntair_state::stuntair_sound_w) +{ + soundlatch_byte_w(space, 0, data); + m_audiocpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE); +} + +// main Z80 +static ADDRESS_MAP_START( stuntair_map, AS_PROGRAM, 8, stuntair_state ) + AM_RANGE(0x0000, 0x9fff) AM_ROM + AM_RANGE(0xc000, 0xc7ff) AM_RAM + AM_RANGE(0xc800, 0xcbff) AM_RAM_WRITE(stuntair_bgattrram_w) AM_SHARE("bgattrram") + AM_RANGE(0xd000, 0xd3ff) AM_RAM_WRITE(stuntair_bgram_w) AM_SHARE("bgram") + AM_RANGE(0xd800, 0xdfff) AM_RAM AM_SHARE("sprram") + AM_RANGE(0xe000, 0xe000) AM_READ_PORT("DSWB") AM_WRITE(stuntair_coin_w) + AM_RANGE(0xe800, 0xe800) AM_READ_PORT("DSWA") AM_WRITE(stuntair_bgxscroll_w) + AM_RANGE(0xf000, 0xf000) AM_READ_PORT("IN2") + AM_RANGE(0xf001, 0xf001) AM_WRITE(stuntair_nmienable_w) + AM_RANGE(0xf002, 0xf002) AM_READ_PORT("IN3") + AM_RANGE(0xf003, 0xf003) AM_READNOP AM_WRITE(stuntair_spritebank1_w) +// AM_RANGE(0xf004, 0xf004) AM_WRITENOP + AM_RANGE(0xf005, 0xf005) AM_WRITE(stuntair_spritebank0_w) +// AM_RANGE(0xf006, 0xf006) AM_WRITENOP +// AM_RANGE(0xf007, 0xf007) AM_WRITENOP + AM_RANGE(0xf800, 0xfbff) AM_RAM_WRITE(stuntair_fgram_w) AM_SHARE("fgram") + AM_RANGE(0xfc03, 0xfc03) AM_WRITE(stuntair_sound_w) +ADDRESS_MAP_END + +// sound Z80 +static ADDRESS_MAP_START( stuntair_sound_map, AS_PROGRAM, 8, stuntair_state ) + AM_RANGE(0x0000, 0x1fff) AM_ROM + AM_RANGE(0x4000, 0x43ff) AM_RAM +ADDRESS_MAP_END + +static ADDRESS_MAP_START( stuntair_sound_portmap, AS_IO, 8, stuntair_state ) + ADDRESS_MAP_GLOBAL_MASK(0xff) + AM_RANGE(0x03, 0x03) AM_DEVWRITE("ay2", ay8910_device, address_w) + AM_RANGE(0x07, 0x07) AM_DEVWRITE("ay2", ay8910_device, data_w) + AM_RANGE(0x0c, 0x0d) AM_DEVREADWRITE("ay1", ay8910_device, data_r, address_data_w) +ADDRESS_MAP_END + + + +/*************************************************************************** + + Inputs + +***************************************************************************/ + +static INPUT_PORTS_START( stuntair ) + PORT_START("DSWB") // the bit order is scrambled, but this matches the text above + PORT_DIPNAME( 0x18, 0x00, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SWB:2,1") + PORT_DIPSETTING( 0x08, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x18, "1 Coin/1 Credit - 2 Coins/3 Credits" ) + PORT_DIPSETTING( 0x10, DEF_STR( 1C_2C ) ) + PORT_DIPNAME( 0x24, 0x00, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SWB:4,3") + PORT_DIPSETTING( 0x04, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x24, "1 Coin/1 Credit - 2 Coins/3 Credits" ) + PORT_DIPSETTING( 0x20, DEF_STR( 1C_2C ) ) + PORT_DIPNAME( 0x42, 0x40, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SWB:6,5") + PORT_DIPSETTING( 0x00, "10000 20000" ) + PORT_DIPSETTING( 0x40, "20000 30000" ) + PORT_DIPSETTING( 0x02, "30000 50000" ) + PORT_DIPSETTING( 0x42, "50000 100000" ) + PORT_DIPNAME( 0x81, 0x80, "Lives" ) PORT_DIPLOCATION("SWB:8,7") + PORT_DIPSETTING( 0x00, "2" ) + PORT_DIPSETTING( 0x80, "3" ) + PORT_DIPSETTING( 0x01, "4" ) + PORT_DIPSETTING( 0x81, "5" ) + + PORT_START("DSWA") // the bit order is scrambled, not sure if the dip locations are correct + PORT_DIPUNKNOWN_DIPLOC( 0x10, 0x10, "SWA:1" ) // test related? $05c7 + PORT_DIPNAME( 0x28, 0x08, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SWA:2,3") // $298f + PORT_DIPSETTING( 0x00, DEF_STR( Easy ) ) + PORT_DIPSETTING( 0x08, DEF_STR( Normal ) ) + PORT_DIPSETTING( 0x20, DEF_STR( Hard ) ) + PORT_DIPSETTING( 0x28, DEF_STR( Hardest ) ) + PORT_DIPNAME( 0x04, 0x00, "Infinite Lives (Cheat)" ) PORT_DIPLOCATION("SWA:4") // $3f49 + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x04, DEF_STR( On ) ) + PORT_DIPUNUSED_DIPLOC( 0x40, 0x40, "SWA:5" ) // not accessed in game code + PORT_DIPUNUSED_DIPLOC( 0x02, 0x02, "SWA:6" ) // " + PORT_DIPUNUSED_DIPLOC( 0x80, 0x80, "SWA:7" ) // " + PORT_DIPUNUSED_DIPLOC( 0x01, 0x01, "SWA:8" ) // " + + PORT_START("IN2") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) + + PORT_START("IN3") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2 ) + PORT_DIPNAME( 0x04, 0x04, "Clear Credits on Reset" ) // I doubt this is a real switch + PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x00, DEF_STR( On ) ) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_COIN1 ) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) +INPUT_PORTS_END + + + +/*************************************************************************** + + GFX Layouts + +***************************************************************************/ + +static const gfx_layout tiles8x8_layout = +{ + 8,8, + RGN_FRAC(1,1), + 1, + { 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 tiles8x8x2_layout = +{ + 8,8, + RGN_FRAC(1,2), + 2, + { RGN_FRAC(0,2), RGN_FRAC(1,2) }, + { 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 tiles16x8x2_layout = +{ + 16,16, + RGN_FRAC(1,2), + 2, + { RGN_FRAC(0,2), RGN_FRAC(1,2) }, + { 0, 1, 2, 3, 4, 5, 6, 7,64,65,66,67,68,69,70,71 }, + { 0*8,1*8,2*8,3*8,4*8,5*8,6*8,7*8, 128+0*8, 128+1*8, 128+2*8, 128+3*8, 128+4*8, 128+5*8, 128+6*8, 128+7*8 }, + 16*16 +}; + + +static GFXDECODE_START( stuntair ) + GFXDECODE_ENTRY( "gfx1", 0, tiles8x8_layout, 0x100, 1 ) + GFXDECODE_ENTRY( "gfx2", 0, tiles8x8x2_layout, 0xe0, 8 ) + GFXDECODE_ENTRY( "gfx3", 0, tiles16x8x2_layout, 0xe0, 8 ) +GFXDECODE_END + + + +/*************************************************************************** + + AY8910 Config + +***************************************************************************/ + +WRITE8_MEMBER(stuntair_state::ay8910_portb_w) +{ + // it writes $e8 and $f0 for music drums? + // possibly to discrete sound circuitry? + logerror("ay8910_portb_w: %02x\n", data); +} + +/*************************************************************************** + + Machine Config + +***************************************************************************/ + +INTERRUPT_GEN_MEMBER(stuntair_state::stuntair_irq) +{ + if(m_nmi_enable) + m_maincpu->set_input_line(INPUT_LINE_NMI, ASSERT_LINE); +} + +void stuntair_state::machine_start() +{ + m_bg_xscroll = 0; + m_nmi_enable = 0; + m_spritebank0 = 0; + m_spritebank1 = 0; + + save_item(NAME(m_bg_xscroll)); + save_item(NAME(m_nmi_enable)); + save_item(NAME(m_spritebank0)); + save_item(NAME(m_spritebank1)); +} + +void stuntair_state::machine_reset() +{ +} + +static MACHINE_CONFIG_START( stuntair, stuntair_state ) + + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", Z80, XTAL_18_432MHz/6) /* 3 MHz? */ + MCFG_CPU_PROGRAM_MAP(stuntair_map) + MCFG_CPU_VBLANK_INT_DRIVER("screen", stuntair_state, stuntair_irq) + + MCFG_CPU_ADD("audiocpu", Z80, XTAL_18_432MHz/6) /* 3 MHz? */ + MCFG_CPU_PROGRAM_MAP(stuntair_sound_map) + MCFG_CPU_IO_MAP(stuntair_sound_portmap) + MCFG_CPU_PERIODIC_INT_DRIVER(stuntair_state, irq0_line_hold, 420) // drives music tempo, timing is approximate based on PCB audio recording.. and where is irq ack? + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(60) // ? + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) + MCFG_SCREEN_SIZE(256, 256) + MCFG_SCREEN_VISIBLE_AREA(0, 256-1, 16, 256-16-1) + MCFG_SCREEN_UPDATE_DRIVER(stuntair_state, screen_update_stuntair) + MCFG_SCREEN_PALETTE("palette") + + MCFG_GFXDECODE_ADD("gfxdecode", "palette", stuntair) + MCFG_PALETTE_ADD("palette", 0x100+2) + + MCFG_PALETTE_INIT_OWNER(stuntair_state, stuntair) + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") // stereo? + + MCFG_SOUND_ADD("ay1", AY8910, XTAL_18_432MHz/12) + MCFG_AY8910_PORT_A_READ_CB(READ8(driver_device, soundlatch_byte_r)) + MCFG_AY8910_PORT_B_WRITE_CB(WRITE8(stuntair_state, ay8910_portb_w)) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + + MCFG_SOUND_ADD("ay2", AY8910, XTAL_18_432MHz/12) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) +MACHINE_CONFIG_END + + + +/*************************************************************************** + + Game drivers + +***************************************************************************/ + +ROM_START( stuntair ) + ROM_REGION( 0x10000, "maincpu", 0 ) + ROM_LOAD( "stuntair.a0", 0x0000, 0x2000, CRC(f61c4a1d) SHA1(29a227b447866e27e7619a0a676c9ad66364c323) ) + ROM_LOAD( "stuntair.a1", 0x2000, 0x2000, CRC(1546f041) SHA1(6a2346edf39700f7b1e609f19e0f2e46b3a78a2a) ) + ROM_LOAD( "stuntair.a3", 0x4000, 0x2000, CRC(63d00b97) SHA1(63efa151147a3c0ac33e226d38aecfd06b36ad38) ) + ROM_LOAD( "stuntair.a4", 0x6000, 0x2000, CRC(01fe2697) SHA1(f7efc6af8047245ad92dff0e62f61abc71a2e9d1) ) + ROM_LOAD( "stuntair.a6", 0x8000, 0x2000, CRC(6704d05c) SHA1(5b1af8be86ffc44ae0207397b33769556ab456df) ) + + ROM_REGION( 0x2000, "audiocpu", 0 ) + ROM_LOAD( "stuntair.e14", 0x0000, 0x2000, CRC(641fc9db) SHA1(959a4b6617f840f52d1856e12a9fad8e12293387) ) + + ROM_REGION( 0x2000, "gfx1", 0 ) + ROM_LOAD( "stuntair.a9", 0x0000, 0x2000, CRC(bfd861f5) SHA1(ff089ec2e98b21202aeefc31158961e3b1d1ccca) ) + + ROM_REGION( 0x4000, "gfx2", 0 ) + ROM_LOAD( "stuntair.a11", 0x0000, 0x2000, CRC(421fef4c) SHA1(e46abead8cd44253cf6da74326f6f3bdd3aa26e5) ) + ROM_LOAD( "stuntair.a12", 0x2000, 0x2000, CRC(e6ee7489) SHA1(6eeea137fc8968e84d2aadbbac982fd9cd161b16) ) + + ROM_REGION( 0x4000, "gfx3", 0 ) + ROM_LOAD( "stuntair.a13", 0x0000, 0x2000, CRC(bfdc0d38) SHA1(ea0a22971e9cf1b1682c35facc9c4e30607faed7) ) + ROM_LOAD( "stuntair.a15", 0x2000, 0x2000, CRC(4531cab5) SHA1(35271555377ec3454a5d74bf8c21d7e8acc05782) ) + + ROM_REGION( 0x120, "proms", 0 ) + ROM_LOAD_NIB_LOW ( "dm74s287n.11m", 0x000, 0x100, CRC(d330ff90) SHA1(e223935464109a3c4c7b29641b3736484c22c47a) ) // only the last few entries are used? + ROM_LOAD_NIB_HIGH( "dm74s287n.11l", 0x000, 0x100, CRC(6c98f964) SHA1(abf7bdeccd33e62fa106d2056d1949cf278483a7) ) // " + ROM_LOAD_NIB_LOW ( "dm74s288n.7a", 0x100, 0x020, CRC(5779e751) SHA1(89c955ef8635ad3e9d699f33ec0e4d6c9205d01c) ) // ? +ROM_END + + +GAME( 1983, stuntair, 0, stuntair, stuntair, driver_device, 0, ROT90, "Nuova Videotron", "Stunt Air", MACHINE_SUPPORTS_SAVE | MACHINE_IMPERFECT_COLORS | MACHINE_IMPERFECT_GRAPHICS | MACHINE_IMPERFECT_SOUND ) |