// license:BSD-3-Clause // copyright-holders:Aaron Giles /*************************************************************************** Model Racing Dribbling hardware MEF00284 main board + MEF00277 'counter drive' board + CS283 player control driver by Aaron Giles Games supported: * Dribbling TODO: * Audio (discrete components, schematics available) * Implement the 2 banks of 8 dips which determine coinage for the 2 players * Actual game duration doesn't match the time reported in the manual **************************************************************************** Memory map **************************************************************************** ======================================================================== CPU #1 ======================================================================== tbd ======================================================================== Interrupts: NMI not connected IRQ generated by VBLANK ======================================================================== ***************************************************************************/ #include "emu.h" #include "includes/dribling.h" #include "cpu/z80/z80.h" #include "machine/i8255.h" #include "screen.h" /************************************* * * Interrupt generation * *************************************/ INTERRUPT_GEN_MEMBER(dribling_state::irq_gen) { if (m_di) device.execute().set_input_line(0, ASSERT_LINE); } /************************************* * * PPI inputs * *************************************/ uint8_t dribling_state::dsr_r() { // return DSR0-7 return (m_ds << m_sh) | (m_dr >> (8 - m_sh)); } uint8_t dribling_state::input_mux0_r() { // low value in the given bit selects if (!(m_input_mux & 0x01)) return m_mux[0]->read(); else if (!(m_input_mux & 0x02)) return m_mux[1]->read(); else if (!(m_input_mux & 0x04)) return m_mux[2]->read(); return 0xff; } /************************************* * * PPI outputs * *************************************/ void dribling_state::misc_w(uint8_t data) { // bit 7 = di m_di = (data >> 7) & 1; if (!m_di) m_maincpu->set_input_line(0, CLEAR_LINE); // bit 6 = parata (save by goalkeeper) // bit 5 = ab. campo (field enable) m_abca = (data >> 5) & 1; // bit 4 = ab. a.b.f. // bit 3 = n/c // bit 2 = (9) = PC2 // bit 1 = (10) = PC1 // bit 0 = (32) = PC0 m_input_mux = data & 7; logerror("%s:misc_w(%02X)\n", machine().describe_context(), data); } void dribling_state::sound_w(uint8_t data) { // bit 7 = stop palla (ball stop) // bit 6 = contrasto (tackle) // bit 5 = calcio a (kick a) // bit 4 = fischio (whistle) // bit 3 = calcio b (kick b) // bit 2 = folla a (crowd a) // bit 1 = folla m (crowd m) // bit 0 = folla b (crowd b) logerror("%s:sound_w(%02X)\n", machine().describe_context(), data); } void dribling_state::pb_w(uint8_t data) { // write PB0-7 logerror("%s:pb_w(%02X)\n", machine().describe_context(), data); } void dribling_state::shr_w(uint8_t data) { // bit 3 = watchdog if (data & 0x08) m_watchdog->watchdog_reset(); // bit 2-0 = SH0-2 m_sh = data & 0x07; } /************************************* * * PPI accessors * *************************************/ uint8_t dribling_state::ioread(offs_t offset) { if (offset & 0x08) return m_ppi8255[0]->read(offset & 3); else if (offset & 0x10) return m_ppi8255[1]->read(offset & 3); return 0xff; } void dribling_state::iowrite(offs_t offset, uint8_t data) { if (offset & 0x08) m_ppi8255[0]->write(offset & 3, data); else if (offset & 0x10) m_ppi8255[1]->write(offset & 3, data); else if (offset & 0x40) { m_dr = m_ds; m_ds = data; } } /************************************* * * Main CPU memory handlers * *************************************/ void dribling_state::prg_map(address_map &map) { map(0x0000, 0x1fff).rom(); map(0x2000, 0x3fff).ram().share(m_videoram); map(0x4000, 0x7fff).rom(); map(0xc000, 0xdfff).ram().w(FUNC(dribling_state::colorram_w)).share(m_colorram); } void dribling_state::io_map(address_map &map) { map.global_mask(0xff); map(0x00, 0xff).rw(FUNC(dribling_state::ioread), FUNC(dribling_state::iowrite)); } /************************************* * * Port definitions * *************************************/ static INPUT_PORTS_START( dribling ) PORT_START("MUX0") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_LEFT ) PORT_PLAYER(1) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_RIGHT ) PORT_PLAYER(1) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_DOWN ) PORT_PLAYER(1) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_UP ) PORT_PLAYER(1) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_LEFT ) PORT_PLAYER(1) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_RIGHT ) PORT_PLAYER(1) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_DOWN ) PORT_PLAYER(1) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_UP ) PORT_PLAYER(1) PORT_START("MUX1") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_LEFT ) PORT_PLAYER(2) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_RIGHT ) PORT_PLAYER(2) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_DOWN ) PORT_PLAYER(2) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICKRIGHT_UP ) PORT_PLAYER(2) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_LEFT ) PORT_PLAYER(2) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_RIGHT ) PORT_PLAYER(2) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_DOWN ) PORT_PLAYER(2) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_UP ) PORT_PLAYER(2) PORT_START("MUX2") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_BIT( 0x0c, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_START("IN0") PORT_BIT( 0x0f, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_START1 ) PORT_DIPNAME( 0x40, 0x40, "Game Duration" ) PORT_DIPLOCATION( "SW:2" ) // timer always starts at 90, but decrements quicker / slower depending on dip setting PORT_DIPSETTING( 0x00, "1:50" ) // actually circa 1:25 emulated. Bug? PORT_DIPSETTING( 0x40, "2:30" ) // actually circa 1:40 emulated. Bug? PORT_DIPNAME( 0x80, 0x80, "New game with one coin" ) PORT_DIPLOCATION( "SW:1" ) // according to the manual, for this to work both (unimplemented) coinage dip banks must be set to 1 coin 1 play PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPSETTING( 0x80, DEF_STR( Off ) ) INPUT_PORTS_END /************************************* * * Machine driver * *************************************/ void dribling_state::machine_start() { save_item(NAME(m_abca)); save_item(NAME(m_di)); save_item(NAME(m_dr)); save_item(NAME(m_ds)); save_item(NAME(m_sh)); save_item(NAME(m_input_mux)); } void dribling_state::machine_reset() { m_abca = 0; m_di = 0; m_dr = 0; m_ds = 0; m_sh = 0; m_input_mux = 0; } void dribling_state::dribling(machine_config &config) { // basic machine hardware Z80(config, m_maincpu, 20_MHz_XTAL / 4); // XTAL verified, divider not m_maincpu->set_addrmap(AS_PROGRAM, &dribling_state::prg_map); m_maincpu->set_addrmap(AS_IO, &dribling_state::io_map); m_maincpu->set_vblank_int("screen", FUNC(dribling_state::irq_gen)); I8255A(config, m_ppi8255[0]); m_ppi8255[0]->in_pa_callback().set(FUNC(dribling_state::dsr_r)); m_ppi8255[0]->in_pb_callback().set(FUNC(dribling_state::input_mux0_r)); m_ppi8255[0]->out_pc_callback().set(FUNC(dribling_state::misc_w)); I8255A(config, m_ppi8255[1]); m_ppi8255[1]->out_pa_callback().set(FUNC(dribling_state::sound_w)); m_ppi8255[1]->out_pb_callback().set(FUNC(dribling_state::pb_w)); m_ppi8255[1]->in_pc_callback().set_ioport("IN0"); m_ppi8255[1]->out_pc_callback().set(FUNC(dribling_state::shr_w)); WATCHDOG_TIMER(config, m_watchdog); // video hardware screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_video_attributes(VIDEO_UPDATE_BEFORE_VBLANK); screen.set_refresh_hz(60); screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); // not accurate screen.set_size(256, 256); screen.set_visarea(0, 255, 40, 255); screen.set_screen_update(FUNC(dribling_state::screen_update)); screen.set_palette("palette"); PALETTE(config, "palette", FUNC(dribling_state::palette), 256); // sound hardware } /************************************* * * ROM definitions * *************************************/ ROM_START( dribling ) ROM_REGION( 0x10000, "maincpu", 0 ) ROM_LOAD( "5p.bin", 0x0000, 0x1000, CRC(0e791947) SHA1(57bc4f4e9e1fe3fbac1017601c9c75029b2601a4) ) ROM_LOAD( "5n.bin", 0x1000, 0x1000, CRC(bd0f223a) SHA1(f9fbc5670a8723c091d61012e545774d315eb18f) ) // ROM_LOAD( "5l.bin", 0x4000, 0x1000, CRC(1fccfc85) SHA1(c0365ad54144414218f52209173b858b927c9626) ) ROM_LOAD( "5k.bin", 0x5000, 0x1000, CRC(737628c4) SHA1(301fda413388c26da5b5150aec2cefc971801749) ) // ROM_LOAD( "5h.bin", 0x6000, 0x1000, CRC(30d0957f) SHA1(52135e12094ee1c8828a48c355bdd565aa5895de) ) // ROM_REGION( 0x2000, "gfx", 0 ) ROM_LOAD( "3p.bin", 0x0000, 0x1000, CRC(208971b8) SHA1(f91f3ea04d75beb58a61c844472b4dba53d84c0f) ) ROM_LOAD( "3n.bin", 0x1000, 0x1000, CRC(356c9803) SHA1(8e2ce52f32b33886f4747dadf3aeb78148538173) ) ROM_REGION( 0x600, "proms", 0 ) ROM_LOAD( "93453-d9.3c", 0x0000, 0x0400, CRC(b045d005) SHA1(7e3ac10a99aa37f6348b3a57a747116b7025103e) ) ROM_LOAD( "63s140-d8.3e", 0x0400, 0x0100, CRC(8f1a9908) SHA1(12c513c589757f1282e9979d3589f9b49d30ec0f) ) ROM_LOAD( "tbp24s10.2d", 0x0500, 0x0100, CRC(a17d6956) SHA1(81724daf2e2d319f55cc34cc881b6a9a4e64e7ac) ) ROM_END // the only difference from the parent is the following routine has been removed: // 1FCF: 3A 0A 23 ld a,($230A) // 1FD2: A7 and a // 1FD3: C2 68 1F jp nz,$1F68 // 1FD6: C3 6E 1F jp $1F6E // the code directly jumps to $1F6E instead ROM_START( driblinga ) ROM_REGION( 0x10000, "maincpu", 0 ) ROM_LOAD( "dribling-type01-mem.n.1.5p", 0x0000, 0x1000, CRC(0e791947) SHA1(57bc4f4e9e1fe3fbac1017601c9c75029b2601a4) ) ROM_LOAD( "dribling-type01-mem.n.2.5n", 0x1000, 0x1000, CRC(2ad86cca) SHA1(e71bf46b8d7f1a93f8288a5c81493de9413f3d5d) ) // only different ROM ROM_LOAD( "dribling-type01-mem.n.3.5l", 0x4000, 0x1000, CRC(1fccfc85) SHA1(c0365ad54144414218f52209173b858b927c9626) ) ROM_LOAD( "dribling-type01-mem.n.4.5k", 0x5000, 0x1000, CRC(737628c4) SHA1(301fda413388c26da5b5150aec2cefc971801749) ) ROM_LOAD( "dribling-type01-mem.n.5.5h", 0x6000, 0x1000, CRC(30d0957f) SHA1(52135e12094ee1c8828a48c355bdd565aa5895de) ) ROM_REGION( 0x2000, "gfx", 0 ) ROM_LOAD( "3p.bin", 0x0000, 0x1000, CRC(208971b8) SHA1(f91f3ea04d75beb58a61c844472b4dba53d84c0f) ) ROM_LOAD( "3n.bin", 0x1000, 0x1000, CRC(356c9803) SHA1(8e2ce52f32b33886f4747dadf3aeb78148538173) ) ROM_REGION( 0x600, "proms", 0 ) ROM_LOAD( "93453pc-d9.3c", 0x0000, 0x0400, CRC(b045d005) SHA1(7e3ac10a99aa37f6348b3a57a747116b7025103e) ) ROM_LOAD( "63s140n-d8.3e", 0x0400, 0x0100, CRC(8f1a9908) SHA1(12c513c589757f1282e9979d3589f9b49d30ec0f) ) ROM_LOAD( "tbp24s10n.2d", 0x0500, 0x0100, CRC(a17d6956) SHA1(81724daf2e2d319f55cc34cc881b6a9a4e64e7ac) ) ROM_END ROM_START( driblingo ) ROM_REGION( 0x10000, "maincpu", 0 ) ROM_LOAD( "5p.bin", 0x0000, 0x1000, CRC(0e791947) SHA1(57bc4f4e9e1fe3fbac1017601c9c75029b2601a4) ) ROM_LOAD( "dribblng.5n", 0x1000, 0x1000, CRC(5271e620) SHA1(ebed8e31057bb8492840a6e3b8bc453f7cb67243) ) ROM_LOAD( "5l.bin", 0x4000, 0x1000, CRC(1fccfc85) SHA1(c0365ad54144414218f52209173b858b927c9626) ) ROM_LOAD( "dribblng.5j", 0x5000, 0x1000, CRC(e535ac5b) SHA1(ba13298378f1e5b2b40634874097ad29c402fdea) ) ROM_LOAD( "dribblng.5h", 0x6000, 0x1000, CRC(e6af7264) SHA1(a015120d85461e599c4bb9626ebea296386a31bb) ) ROM_REGION( 0x2000, "gfx", 0 ) ROM_LOAD( "3p.bin", 0x0000, 0x1000, CRC(208971b8) SHA1(f91f3ea04d75beb58a61c844472b4dba53d84c0f) ) ROM_LOAD( "3n.bin", 0x1000, 0x1000, CRC(356c9803) SHA1(8e2ce52f32b33886f4747dadf3aeb78148538173) ) ROM_REGION( 0x600, "proms", 0 ) ROM_LOAD( "93453-d9.3c", 0x0000, 0x0400, CRC(b045d005) SHA1(7e3ac10a99aa37f6348b3a57a747116b7025103e) ) ROM_LOAD( "63s140-d8.3e", 0x0400, 0x0100, CRC(8f1a9908) SHA1(12c513c589757f1282e9979d3589f9b49d30ec0f) ) ROM_LOAD( "tbp24s10.2d", 0x0500, 0x0100, CRC(a17d6956) SHA1(81724daf2e2d319f55cc34cc881b6a9a4e64e7ac) ) ROM_END ROM_START( driblingbr ) ROM_REGION( 0x10000, "maincpu", 0 ) ROM_LOAD( "1", 0x0000, 0x1000, CRC(35d97f4f) SHA1(c82b1d2a91e25cf3e3f049e0127d300572f0f54c) ) ROM_LOAD( "2", 0x1000, 0x1000, CRC(bd0f223a) SHA1(f9fbc5670a8723c091d61012e545774d315eb18f) ) ROM_LOAD( "3", 0x4000, 0x1000, CRC(1fccfc85) SHA1(c0365ad54144414218f52209173b858b927c9626) ) ROM_LOAD( "4", 0x5000, 0x1000, CRC(3ed4073a) SHA1(dec36e9dda07ea5f50163b98051955783131773d) ) ROM_LOAD( "5", 0x6000, 0x1000, CRC(c21a1d32) SHA1(6e919f1416e6c4df133d3140f7331f65f65d4942) ) ROM_REGION( 0x2000, "gfx", 0 ) ROM_LOAD( "6", 0x0000, 0x1000, CRC(208971b8) SHA1(f91f3ea04d75beb58a61c844472b4dba53d84c0f) ) ROM_LOAD( "7", 0x1000, 0x1000, CRC(356c9803) SHA1(8e2ce52f32b33886f4747dadf3aeb78148538173) ) ROM_REGION( 0x600, "proms", 0 ) ROM_LOAD( "93453-d9.3c", 0x0000, 0x0400, CRC(b045d005) SHA1(7e3ac10a99aa37f6348b3a57a747116b7025103e) ) ROM_LOAD( "63s140-d8.3e", 0x0400, 0x0100, CRC(8f1a9908) SHA1(12c513c589757f1282e9979d3589f9b49d30ec0f) ) ROM_LOAD( "tbp24s10.2d", 0x0500, 0x0100, CRC(a17d6956) SHA1(81724daf2e2d319f55cc34cc881b6a9a4e64e7ac) ) ROM_END /************************************* * * Game drivers * *************************************/ GAME( 1983, dribling, 0, dribling, dribling, dribling_state, empty_init, ROT0, "Model Racing", "Dribbling (set 1)", MACHINE_NO_SOUND | MACHINE_SUPPORTS_SAVE ) GAME( 1983, driblinga, dribling, dribling, dribling, dribling_state, empty_init, ROT0, "Model Racing", "Dribbling (set 2)", MACHINE_NO_SOUND | MACHINE_SUPPORTS_SAVE ) GAME( 1983, driblingo, dribling, dribling, dribling, dribling_state, empty_init, ROT0, "Model Racing (Olympia license)", "Dribbling (Olympia)", MACHINE_NO_SOUND | MACHINE_SUPPORTS_SAVE ) GAME( 1983, driblingbr, dribling, dribling, dribling, dribling_state, empty_init, ROT0, "bootleg (Videomac)", "Dribbling (bootleg, Brazil)", MACHINE_NO_SOUND | MACHINE_SUPPORTS_SAVE )