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Diffstat (limited to 'src/mame/tch/speedspn.cpp')
-rw-r--r-- | src/mame/tch/speedspn.cpp | 508 |
1 files changed, 508 insertions, 0 deletions
diff --git a/src/mame/tch/speedspn.cpp b/src/mame/tch/speedspn.cpp new file mode 100644 index 00000000000..01283ac4963 --- /dev/null +++ b/src/mame/tch/speedspn.cpp @@ -0,0 +1,508 @@ +// license:BSD-3-Clause +// copyright-holders: David Haywood, Farfetch'd + +/*** DRIVER INFO & NOTES ****************************************************** + Speed Spin (c)1994 TCH + driver by David Haywood & Farfetch'd + +Notes: +- To enter "easy" service mode, keep some input pressed during boot, + e.g. BUTTON 1. + +TODO: +- Unknown Port Writes: + cpu #0 (PC=00000D88): unmapped port byte write to 00000001 = 02 + cpu #0 (PC=00006974): unmapped port byte write to 00000010 = 10 + cpu #0 (PC=00006902): unmapped port byte write to 00000010 = 20 + etc. +- Writes to ROM regions + cpu #0 (PC=00001119): byte write to ROM 0000C8B9 = 01 + cpu #0 (PC=00001119): byte write to ROM 0000C899 = 01 + etc. + +******************************************************************************/ + +/*** README INFO ************************************************************** + +ROMSET: speedspn + +Speed Spin +1994, TCH + +PCB No: PR02/2 +CPU : Z80 (6Mhz) +SOUND : Z80 (6Mhz), OKI M6295 +RAM : 62256 (x1), 6264 (x1), 6116 (x6) +XTAL : 12.000MHz (near Z80's), 10.000MHz (near PLCC84) +DIP : 8 position (x2) +OTHER : TPC1020AFN-084C (PLCC84, Gfx controller) + +ROMs Type Used C'sum +------------------------------------------- +TCH-SS1.u78 27C040 Main Program C246h +TCH-SS2.u96 27C512 Sound Program 5D04h +TCH-SS3.u95 27C040 Oki Samples 7340h +TCH-SS4.u70 27C010 \ ECD8h +TCH-SS5.u69 " | 9E7Bh +TCH-SS6.u60 " | E844h +TCH-SS7.u59 " | Gfx 3DDah +TCH-SS8.u39 " | A9B5h +TCH-SS9.u34 " / AB2Bh + + +******************************************************************************/ + +#include "emu.h" + +#include "cpu/z80/z80.h" +#include "machine/gen_latch.h" +#include "sound/okim6295.h" + +#include "emupal.h" +#include "screen.h" +#include "speaker.h" +#include "tilemap.h" + + +// configurable logging +#define LOG_PRGBANK (1U << 1) +#define LOG_VIDRAMBANK (1U << 2) +#define LOG_VIDEOFLAGS (1U << 3) + +//#define VERBOSE (LOG_GENERAL | LOG_PRGBANK | LOG_VIDRAMBANK | LOG_VIDEOFLAGS) + +#include "logmacro.h" + +#define LOGPRGBANK(...) LOGMASKED(LOG_PRGBANK, __VA_ARGS__) +#define LOGVIDRAMBANK(...) LOGMASKED(LOG_VIDRAMBANK, __VA_ARGS__) +#define LOGVIDEOFLAGS(...) LOGMASKED(LOG_VIDEOFLAGS, __VA_ARGS__) + + +namespace { + +class speedspn_state : public driver_device +{ +public: + speedspn_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_gfxdecode(*this, "gfxdecode"), + m_palette(*this, "palette"), + m_prgbank(*this, "prgbank"), + m_okibank(*this, "okibank"), + m_videoview(*this, "videoview"), + m_attram(*this, "attram"), + m_spriteram(*this, "spriteram"), + m_tileram(*this, "tileram") + { } + + void speedspn(machine_config &config); + +protected: + virtual void machine_start() override ATTR_COLD; + virtual void video_start() override ATTR_COLD; + +private: + required_device<cpu_device> m_maincpu; + required_device<cpu_device> m_audiocpu; + required_device<gfxdecode_device> m_gfxdecode; + required_device<palette_device> m_palette; + + required_memory_bank m_prgbank; + required_memory_bank m_okibank; + memory_view m_videoview; + required_shared_ptr<uint8_t> m_attram; + required_shared_ptr<uint8_t> m_spriteram; + required_shared_ptr<uint8_t> m_tileram; + + tilemap_t *m_tilemap = nullptr; + bool m_display_disable = false; + uint8_t irq_ack_r(); + void rombank_w(uint8_t data); + void tileram_w(offs_t offset, uint8_t data); + void attram_w(offs_t offset, uint8_t data); + void vidram_bank_w(uint8_t data); + void display_disable_w(uint8_t data); + void okibank_w(uint8_t data); + TILE_GET_INFO_MEMBER(get_tile_info); + uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); + void draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect); + + void main_io_map(address_map &map) ATTR_COLD; + void oki_map(address_map &map) ATTR_COLD; + void main_program_map(address_map &map) ATTR_COLD; + void sound_map(address_map &map) ATTR_COLD; +}; + +TILE_GET_INFO_MEMBER(speedspn_state::get_tile_info) +{ + int const code = m_tileram[tile_index * 2 + 1] | (m_tileram[tile_index * 2] << 8); + int const attr = m_attram[tile_index ^ 0x400]; + + tileinfo.set(0, code, attr & 0x3f, (attr & 0x80) ? TILE_FLIPX : 0); +} + +void speedspn_state::video_start() +{ + m_display_disable = false; + m_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(*this, FUNC(speedspn_state::get_tile_info)), TILEMAP_SCAN_COLS, 8, 8, 64, 32); + + save_item(NAME(m_display_disable)); +} + +void speedspn_state::tileram_w(offs_t offset, uint8_t data) +{ + m_tileram[offset] = data; + + m_tilemap->mark_tile_dirty(offset / 2); +} + +void speedspn_state::attram_w(offs_t offset, uint8_t data) +{ + m_attram[offset] = data; + + m_tilemap->mark_tile_dirty(offset ^ 0x400); +} + +void speedspn_state::vidram_bank_w(uint8_t data) +{ + LOGVIDRAMBANK("VidRam bank: %04x\n", data); + m_videoview.select(data & 1); +} + +void speedspn_state::display_disable_w(uint8_t data) +{ + LOGVIDEOFLAGS("Global display: %u\n", data); + m_display_disable = data & 1; +} + + +void speedspn_state::draw_sprites(bitmap_ind16 &bitmap, const rectangle &cliprect ) +{ + gfx_element *gfx = m_gfxdecode->gfx(1); + uint8_t *source = &m_spriteram[0]; + uint8_t *finish = source + 0x1000; + + while (source < finish) + { + int xpos = source[0]; + int tileno = source[1]; + int const attr = source[2]; + int const ypos = source[3]; + + if (!attr && xpos) break; // end of sprite list marker? + + if (attr & 0x10) xpos += 0x100; + + xpos = 0x1f8 - xpos; + tileno += ((attr & 0xe0) >> 5) * 0x100; + int const color = attr & 0x0f; + + gfx->transpen(bitmap, cliprect, + tileno, + color, + 0, 0, + xpos, ypos, 15); + + source += 4; + } +} + + +uint32_t speedspn_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) +{ + if (m_display_disable) + { + bitmap.fill(m_palette->black_pen(), cliprect); + return 0; + } + + m_tilemap->set_scrollx(0, 0x100); // verify + m_tilemap->draw(screen, bitmap, cliprect, 0, 0); + draw_sprites(bitmap, cliprect); + return 0; +} + + +uint8_t speedspn_state::irq_ack_r() +{ + // I think this simply acknowledges the IRQ #0, it's read within the handler and the + // value is discarded + + return 0; +} + +void speedspn_state::rombank_w(uint8_t data) +{ + if (data > 8) + { + LOGPRGBANK("Unmapped bank write %02x", data); + data = 0; + } + m_prgbank->set_entry(data); +} + +/*** SOUND RELATED ***********************************************************/ + +void speedspn_state::okibank_w(uint8_t data) +{ + m_okibank->set_entry(data & 3); +} + +/*** MEMORY MAPS *************************************************************/ + +// main CPU + +void speedspn_state::main_program_map(address_map &map) +{ + map(0x0000, 0x7fff).rom(); + map(0x8000, 0x87ff).ram().w(m_palette, FUNC(palette_device::write8)).share("palette"); // RAM COLOUR + map(0x8800, 0x8fff).ram().w(FUNC(speedspn_state::attram_w)).share(m_attram); + map(0x9000, 0x9fff).view(m_videoview); // RAM FIX / RAM OBJECTS (selected by bit 0 of port 17) + m_videoview[0](0x9000, 0x9fff).ram().w(FUNC(speedspn_state::tileram_w)).share(m_tileram); + m_videoview[1](0x9000, 0x9fff).ram().share(m_spriteram); + map(0xa000, 0xa7ff).ram(); + map(0xa800, 0xafff).ram(); + map(0xb000, 0xbfff).ram(); // RAM PROGRAM + map(0xc000, 0xffff).bankr(m_prgbank); +} + +void speedspn_state::main_io_map(address_map &map) +{ + map.global_mask(0xff); + map(0x07, 0x07).w(FUNC(speedspn_state::display_disable_w)); + map(0x10, 0x10).portr("SYSTEM"); + map(0x11, 0x11).portr("P1"); + map(0x12, 0x12).portr("P2").w(FUNC(speedspn_state::rombank_w)); + map(0x13, 0x13).portr("DSW1").w("soundlatch", FUNC(generic_latch_8_device::write)); + map(0x14, 0x14).portr("DSW2"); + map(0x16, 0x16).r(FUNC(speedspn_state::irq_ack_r)); // @@@ could be watchdog, value is discarded + map(0x17, 0x17).w(FUNC(speedspn_state::vidram_bank_w)); +} + +// sound CPU + +void speedspn_state::sound_map(address_map &map) +{ + map(0x0000, 0x7fff).rom(); + map(0x8000, 0x87ff).ram(); + map(0x9000, 0x9000).w(FUNC(speedspn_state::okibank_w)); + map(0x9800, 0x9800).rw("oki", FUNC(okim6295_device::read), FUNC(okim6295_device::write)); + map(0xa000, 0xa000).r("soundlatch", FUNC(generic_latch_8_device::read)); +} + +void speedspn_state::oki_map(address_map &map) +{ + map(0x00000, 0x1ffff).rom(); + map(0x20000, 0x3ffff).bankr(m_okibank); +} + +/*** INPUT PORT **************************************************************/ + +static INPUT_PORTS_START( speedspn ) + PORT_START("SYSTEM") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2 ) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_START1 ) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_COIN2 ) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN1 ) + + PORT_START("P1") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(1) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(1) + + PORT_START("P2") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN ) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2) + PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) + PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(2) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(2) + + PORT_START("DSW1") + PORT_DIPNAME( 0x0f, 0x0f, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW1:8,7,6,5") + PORT_DIPSETTING( 0x01, DEF_STR( 5C_1C ) ) + PORT_DIPSETTING( 0x04, DEF_STR( 4C_1C ) ) + PORT_DIPSETTING( 0x07, DEF_STR( 3C_1C ) ) + PORT_DIPSETTING( 0x00, "5 Coins/2 Credits" ) + PORT_DIPSETTING( 0x0a, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x06, DEF_STR( 3C_2C ) ) + PORT_DIPSETTING( 0x03, DEF_STR( 4C_3C ) ) + PORT_DIPSETTING( 0x0f, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x02, DEF_STR( 4C_5C ) ) + PORT_DIPSETTING( 0x05, "3 Coins/5 Credits" ) + PORT_DIPSETTING( 0x09, DEF_STR( 2C_3C ) ) + PORT_DIPSETTING( 0x0e, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x08, DEF_STR( 2C_5C ) ) + PORT_DIPSETTING( 0x0d, DEF_STR( 1C_3C ) ) + PORT_DIPSETTING( 0x0c, DEF_STR( 1C_4C ) ) + PORT_DIPSETTING( 0x0b, DEF_STR( 1C_5C ) ) + PORT_DIPNAME( 0xf0, 0xf0, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW1:4,3,2,1") + PORT_DIPSETTING( 0x10, DEF_STR( 5C_1C ) ) + PORT_DIPSETTING( 0x40, DEF_STR( 4C_1C ) ) + PORT_DIPSETTING( 0x70, DEF_STR( 3C_1C ) ) + PORT_DIPSETTING( 0x00, "5 Coins/2 Credits" ) + PORT_DIPSETTING( 0xa0, DEF_STR( 2C_1C ) ) + PORT_DIPSETTING( 0x60, DEF_STR( 3C_2C ) ) + PORT_DIPSETTING( 0x30, DEF_STR( 4C_3C ) ) + PORT_DIPSETTING( 0xf0, DEF_STR( 1C_1C ) ) + PORT_DIPSETTING( 0x20, DEF_STR( 4C_5C ) ) + PORT_DIPSETTING( 0x50, "3 Coins/5 Credits" ) + PORT_DIPSETTING( 0x90, DEF_STR( 2C_3C ) ) + PORT_DIPSETTING( 0xe0, DEF_STR( 1C_2C ) ) + PORT_DIPSETTING( 0x80, DEF_STR( 2C_5C ) ) + PORT_DIPSETTING( 0xd0, DEF_STR( 1C_3C ) ) + PORT_DIPSETTING( 0xc0, DEF_STR( 1C_4C ) ) + PORT_DIPSETTING( 0xb0, DEF_STR( 1C_5C ) ) + + PORT_START("DSW2") + PORT_DIPNAME( 0x01, 0x01, "World Cup" ) PORT_DIPLOCATION("SW2:8") + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x01, DEF_STR( On ) ) + PORT_DIPNAME( 0x02, 0x02, "Backhand" ) PORT_DIPLOCATION("SW2:7") + PORT_DIPSETTING( 0x02, "Automatic" ) + PORT_DIPSETTING( 0x00, "Manual" ) + PORT_DIPNAME( 0x0c, 0x0c, "Points to Win" ) PORT_DIPLOCATION("SW2:6,5") + PORT_DIPSETTING( 0x0c, "11 Points and 1 Advantage" ) + PORT_DIPSETTING( 0x08, "11 Points and 2 Advantage" ) + PORT_DIPSETTING( 0x04, "21 Points and 1 Advantage" ) + PORT_DIPSETTING( 0x00, "21 Points and 2 Advantage" ) + PORT_DIPNAME( 0x30, 0x30, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:4,3") + PORT_DIPSETTING( 0x20, DEF_STR( Easy ) ) + PORT_DIPSETTING( 0x30, DEF_STR( Normal ) ) + PORT_DIPSETTING( 0x10, DEF_STR( Hard ) ) + PORT_DIPSETTING( 0x00, DEF_STR( Hardest ) ) + PORT_DIPNAME( 0x40, 0x40, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:2") + PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) + PORT_DIPSETTING( 0x40, DEF_STR( On ) ) + PORT_SERVICE_DIPLOC( 0x080, IP_ACTIVE_LOW, "SW2:1" ) +INPUT_PORTS_END + +/*** GFX DECODE **************************************************************/ + +static const gfx_layout speedspn_charlayout = +{ + 8,8, + RGN_FRAC(1,4), + 4, + { RGN_FRAC(2,4), RGN_FRAC(3,4), RGN_FRAC(0,4), RGN_FRAC(1,4) }, + { 0, 1, 2, 3, 4, 5, 6, 7 }, + { 7*8, 6*8, 5*8, 4*8, 3*8, 2*8, 1*8, 0*8 }, + 8*8 +}; + +static const gfx_layout speedspn_spritelayout = +{ + 16,16, + RGN_FRAC(1,2), + 4, + { 4, 0, RGN_FRAC(1,2)+4, RGN_FRAC(1,2)+0 }, + { 16*16+11, 16*16+10, 16*16+9, 16*16+8, 16*16+3, 16*16+2, 16*16+1, 16*16+0, + 11, 10, 9, 8, 3, 2, 1, 0 }, + { 8*16+7*16, 8*16+6*16, 8*16+5*16, 8*16+4*16, 8*16+3*16, 8*16+2*16, 8*16+1*16, 8*16+0*16, + 7*16, 6*16, 5*16, 4*16, 3*16, 2*16, 1*16, 0*16 }, + 32*16 +}; + + +static GFXDECODE_START( gfx_speedspn ) + GFXDECODE_ENTRY( "tiles", 0, speedspn_charlayout, 0x000, 0x40 ) + GFXDECODE_ENTRY( "sprites", 0, speedspn_spritelayout, 0x000, 0x40 ) +GFXDECODE_END + +/*** MACHINE DRIVER **********************************************************/ + +void speedspn_state::machine_start() +{ + // is this weird banking some form of protection? TODO: 0x20000 isn't empty but isn't banked anywhere? + uint8_t *rom = memregion("maincpu")->base(); + m_prgbank->configure_entry(0, &rom[0x28000]); + m_prgbank->configure_entry(1, &rom[0x14000]); + m_prgbank->configure_entry(2, &rom[0x1c000]); + m_prgbank->configure_entry(3, &rom[0x54000]); + m_prgbank->configure_entry(4, &rom[0x48000]); + m_prgbank->configure_entry(5, &rom[0x3c000]); + m_prgbank->configure_entry(6, &rom[0x18000]); + m_prgbank->configure_entry(7, &rom[0x4c000]); + m_prgbank->configure_entry(8, &rom[0x50000]); + m_prgbank->set_entry(0); + + m_okibank->configure_entries(0, 4, memregion("oki")->base(), 0x20000); + m_okibank->set_entry(0); +} + + +void speedspn_state::speedspn(machine_config &config) +{ + // basic machine hardware + Z80(config, m_maincpu, 12_MHz_XTAL / 2); // 6 MHz + m_maincpu->set_addrmap(AS_PROGRAM, &speedspn_state::main_program_map); + m_maincpu->set_addrmap(AS_IO, &speedspn_state::main_io_map); + m_maincpu->set_vblank_int("screen", FUNC(speedspn_state::irq0_line_hold)); + + Z80(config, m_audiocpu, 12_MHz_XTAL / 2); // 6 MHz + m_audiocpu->set_addrmap(AS_PROGRAM, &speedspn_state::sound_map); + + // video hardware + screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); + screen.set_refresh_hz(60); + screen.set_vblank_time(ATTOSECONDS_IN_USEC(0)); + screen.set_size(64*8, 32*8); + screen.set_visarea(8*8, 56*8-1, 1*8, 31*8-1); + screen.set_screen_update(FUNC(speedspn_state::screen_update)); + screen.set_palette(m_palette); + + GFXDECODE(config, m_gfxdecode, m_palette, gfx_speedspn); + PALETTE(config, m_palette).set_format(palette_device::xRGB_444, 0x400); + + // sound hardware + SPEAKER(config, "mono").front_center(); + + GENERIC_LATCH_8(config, "soundlatch").data_pending_callback().set_inputline(m_audiocpu, 0); + + okim6295_device &oki(OKIM6295(config, "oki", 1'122'000, okim6295_device::PIN7_HIGH)); // clock frequency & pin 7 not verified + oki.add_route(ALL_OUTPUTS, "mono", 1.0); + oki.set_addrmap(0, &speedspn_state::oki_map); +} + +/*** ROM LOADING *************************************************************/ + +ROM_START( speedspn ) + ROM_REGION( 0x80000, "maincpu", 0 ) + ROM_LOAD( "tch-ss1.u78", 0x00000, 0x80000, CRC(41b6b45b) SHA1(d969119959db4cc3be50f188bfa41e4b4896eaca) ) // banked + + ROM_REGION( 0x10000, "audiocpu", 0 ) + ROM_LOAD( "tch-ss2.u96", 0x00000, 0x10000, CRC(4611fd0c) SHA1(b49ad6a8be6ccfef0b2ed187fb3b008fb7eeb2b5) ) // FIRST AND SECOND HALF IDENTICAL + + ROM_REGION( 0x80000, "oki", 0 ) // samples, banked + ROM_LOAD( "tch-ss3.u95", 0x00000, 0x80000, CRC(1c9deb5e) SHA1(89f01a8e8bdb0eee47e9195b312d2e65d41d3548) ) + + ROM_REGION( 0x80000, "tiles", ROMREGION_INVERT ) + ROM_LOAD( "tch-ss4.u70", 0x00000, 0x20000, CRC(41517859) SHA1(3c5102e41c5a70e02ed88ea43ca63edf13f4c1b9) ) + ROM_LOAD( "tch-ss5.u69", 0x20000, 0x20000, CRC(832b2f34) SHA1(7a3060869a9698c9ed4187b239a70e273de64e3c) ) + ROM_LOAD( "tch-ss6.u60", 0x40000, 0x20000, CRC(f1fd7289) SHA1(8950ef58efdffc45d68152257ca36aedf5ddf677) ) + ROM_LOAD( "tch-ss7.u59", 0x60000, 0x20000, CRC(c4958543) SHA1(c959b440801707c30a8968a1f44abe5442d03eff) ) + + ROM_REGION( 0x40000, "sprites", ROMREGION_INVERT ) + ROM_LOAD( "tch-ss8.u39", 0x00000, 0x20000, CRC(2f27b16d) SHA1(7cc017fa08573f8a9d94d017abb987f8288bcd29) ) + ROM_LOAD( "tch-ss9.u34", 0x20000, 0x20000, CRC(c372f8ec) SHA1(514bef0859c0adfd9cdd22864230fc83e9b1962d) ) +ROM_END + +} // anonymous namespace + + +/*** GAME DRIVERS ************************************************************/ + +GAME( 1994, speedspn, 0, speedspn, speedspn, speedspn_state, empty_init, ROT180, "TCH", "Speed Spin", MACHINE_SUPPORTS_SAVE ) |