// license:GPL-2.0+ // copyright-holders:Jarek Burczynski /**************************************************************************** Metal Soldier Isaac II (c) Taito 1985 driver by Jarek Burczynski ****************************************************************************/ #include "emu.h" #include "includes/msisaac.h" #include "cpu/z80/z80.h" #include "cpu/m6805/m6805.h" #include "sound/ay8910.h" #include "screen.h" #include "speaker.h" /* TO DO: - sprites are probably banked differently (no way to be sure until MCU dump is available) - TA7630 emulation needs filter support (characteristics depend on the frequency) - TA7630 volume table is hand tuned to match the sample, but still slightly off. */ TIMER_CALLBACK_MEMBER(msisaac_state::nmi_callback) { if (m_sound_nmi_enable) m_audiocpu->pulse_input_line(INPUT_LINE_NMI, attotime::zero); else m_pending_nmi = 1; } WRITE8_MEMBER(msisaac_state::sound_command_w) { m_soundlatch->write(space, 0, data); machine().scheduler().synchronize(timer_expired_delegate(FUNC(msisaac_state::nmi_callback),this), data); } WRITE8_MEMBER(msisaac_state::nmi_disable_w) { m_sound_nmi_enable = 0; } WRITE8_MEMBER(msisaac_state::nmi_enable_w) { m_sound_nmi_enable = 1; if (m_pending_nmi) { m_audiocpu->pulse_input_line(INPUT_LINE_NMI, attotime::zero); m_pending_nmi = 0; } } #if 0 WRITE8_MEMBER(msisaac_state::flip_screen_w) { flip_screen_set(data); } WRITE8_MEMBER(msisaac_state::msisaac_coin_counter_w) { machine().bookkeeping().coin_counter_w(offset,data); } #endif WRITE8_MEMBER(msisaac_state::ms_unknown_w) { if (data != 0x08) popmessage("CPU #0 write to 0xf0a3 data=%2x", data); } /* If good MCU dump will be available, it should be fully working game */ /* To test the game without the MCU simply comment out #define USE_MCU */ READ8_MEMBER(msisaac_state::msisaac_mcu_r) { #ifdef USE_MCU return m_bmcu->buggychl_mcu_r(offset); #else /* MCU simulation TODO: \-Find the command which allows player-2 to play. \-Fix some graphics imperfections(*not* confirmed if they are caused by unhandled commands or imperfect video emulation). */ switch (m_mcu_val) { /*Start-up check*/ case 0x5f: return (m_mcu_val + 0x6b); /*These interferes with RAM operations(setting them to non-zero you * * will have unexpected results,such as infinite lives or score not * * incremented properly).*/ case 0x40: case 0x41: case 0x42: return 0; /*With this command the MCU controls body direction */ case 0x02: { //direction: //0-left //1-leftup //2-up //3-rigtup //4-right //5-rightdwn //6-down //7-leftdwn uint8_t val= (ioport("IN1")->read() >> 2) & 0x0f; /* bit0 = left bit1 = right bit2 = down bit3 = up */ /* direction is encoded as: 4 3 5 2 6 1 7 0 */ /* 0000 0001 0010 0011 0100 0101 0110 0111 1000 1001 1010 1011 1100 1101 1110 1111 */ /* nochange left right nochange down downlft dwnrght down up upleft uprgt up nochnge left right nochange */ static const int8_t table[16] = { -1, 2, 6, -1, 0, 1, 7, 0, 4, 3, 5, 4, -1, 2, 6, -1 }; if (table[val] >= 0) m_direction = table[val]; return m_direction; } /*This controls the arms when they return to the player. */ case 0x07: return 0x45; default: logerror("CPU#0 read from MCU pc=%4x, mcu_val=%2x\n", m_maincpu->pc(), m_mcu_val); return m_mcu_val; } #endif } READ8_MEMBER(msisaac_state::msisaac_mcu_status_r) { #ifdef USE_MCU return m_bmcu->buggychl_mcu_status_r(offset); #else return 3; //mcu ready / cpu data ready #endif } WRITE8_MEMBER(msisaac_state::msisaac_mcu_w) { #ifdef USE_MCU m_bmcu->buggychl_mcu_w(offset,data); #else //if(data != 0x0a && data != 0x42 && data != 0x02) // popmessage("PC = %04x %02x", m_maincpu->pc(), data); m_mcu_val = data; #endif } void msisaac_state::msisaac_map(address_map &map) { map(0x0000, 0xdfff).rom(); map(0xe000, 0xe7ff).ram(); map(0xe800, 0xefff).ram().w(m_palette, FUNC(palette_device::write8)).share("palette"); map(0xf000, 0xf000).w(FUNC(msisaac_state::msisaac_bg2_textbank_w)); map(0xf001, 0xf001).nopw(); //??? map(0xf002, 0xf002).nopw(); //??? map(0xf060, 0xf060).w(FUNC(msisaac_state::sound_command_w)); //sound command map(0xf061, 0xf061).nopw(); /*sound_reset*/ //???? map(0xf0a3, 0xf0a3).w(FUNC(msisaac_state::ms_unknown_w)); //???? written in interrupt routine map(0xf0c0, 0xf0c0).w(FUNC(msisaac_state::msisaac_fg_scrollx_w)); map(0xf0c1, 0xf0c1).w(FUNC(msisaac_state::msisaac_fg_scrolly_w)); map(0xf0c2, 0xf0c2).w(FUNC(msisaac_state::msisaac_bg2_scrollx_w)); map(0xf0c3, 0xf0c3).w(FUNC(msisaac_state::msisaac_bg2_scrolly_w)); map(0xf0c4, 0xf0c4).w(FUNC(msisaac_state::msisaac_bg_scrollx_w)); map(0xf0c5, 0xf0c5).w(FUNC(msisaac_state::msisaac_bg_scrolly_w)); map(0xf0e0, 0xf0e0).rw(FUNC(msisaac_state::msisaac_mcu_r), FUNC(msisaac_state::msisaac_mcu_w)); map(0xf0e1, 0xf0e1).r(FUNC(msisaac_state::msisaac_mcu_status_r)); map(0xf080, 0xf080).portr("DSW1"); map(0xf081, 0xf081).portr("DSW2"); map(0xf082, 0xf082).portr("DSW3"); map(0xf083, 0xf083).portr("IN0"); map(0xf084, 0xf084).portr("IN1"); // AM_RANGE(0xf086, 0xf086) AM_READ_PORT("IN2") map(0xf100, 0xf17f).ram().share("spriteram"); //sprites map(0xf400, 0xf7ff).ram().w(FUNC(msisaac_state::msisaac_fg_videoram_w)).share("videoram"); map(0xf800, 0xfbff).ram().w(FUNC(msisaac_state::msisaac_bg2_videoram_w)).share("videoram3"); map(0xfc00, 0xffff).ram().w(FUNC(msisaac_state::msisaac_bg_videoram_w)).share("videoram2"); // AM_RANGE(0xf801, 0xf801) AM_WRITE(msisaac_bgcolor_w) // AM_RANGE(0xfc00, 0xfc00) AM_WRITE(flip_screen_w) // AM_RANGE(0xfc03, 0xfc04) AM_WRITE(msisaac_coin_counter_w) } WRITE8_MEMBER(msisaac_state::sound_control_0_w) { m_snd_ctrl0 = data & 0xff; //popmessage("SND0 0=%2x 1=%2x", m_snd_ctrl0, m_snd_ctrl1); for(int i=0;i<4;i++) { // group1 m_ta7630->set_channel_volume(m_msm,i, m_snd_ctrl0 & 0xf); // group2 m_ta7630->set_channel_volume(m_msm,i+4, m_snd_ctrl0 >> 4); } // m_msm->set_output_gain(0, m_vol_ctrl[m_snd_ctrl0 & 15] / 100.0); /* group1 from msm5232 */ // m_msm->set_output_gain(1, m_vol_ctrl[m_snd_ctrl0 & 15] / 100.0); /* group1 from msm5232 */ // m_msm->set_output_gain(2, m_vol_ctrl[m_snd_ctrl0 & 15] / 100.0); /* group1 from msm5232 */ // m_msm->set_output_gain(3, m_vol_ctrl[m_snd_ctrl0 & 15] / 100.0); /* group1 from msm5232 */ // m_msm->set_output_gain(4, m_vol_ctrl[(m_snd_ctrl0 >> 4) & 15] / 100.0); /* group2 from msm5232 */ // m_msm->set_output_gain(5, m_vol_ctrl[(m_snd_ctrl0 >> 4) & 15] / 100.0); /* group2 from msm5232 */ // m_msm->set_output_gain(6, m_vol_ctrl[(m_snd_ctrl0 >> 4) & 15] / 100.0); /* group2 from msm5232 */ // m_msm->set_output_gain(7, m_vol_ctrl[(m_snd_ctrl0 >> 4) & 15] / 100.0); /* group2 from msm5232 */ } WRITE8_MEMBER(msisaac_state::sound_control_1_w) { m_snd_ctrl1 = data & 0xff; //popmessage("SND1 0=%2x 1=%2x", m_snd_ctrl0, m_snd_ctrl1); } void msisaac_state::msisaac_sound_map(address_map &map) { map(0x0000, 0x3fff).rom(); map(0x4000, 0x47ff).ram(); map(0x8000, 0x8001).w("ay1", FUNC(ay8910_device::address_data_w)); map(0x8002, 0x8003).w("ay2", FUNC(ay8910_device::address_data_w)); map(0x8010, 0x801d).w(m_msm, FUNC(msm5232_device::write)); map(0x8020, 0x8020).w(FUNC(msisaac_state::sound_control_0_w)); map(0x8030, 0x8030).w(FUNC(msisaac_state::sound_control_1_w)); map(0xc000, 0xc000).r(m_soundlatch, FUNC(generic_latch_8_device::read)); map(0xc001, 0xc001).w(FUNC(msisaac_state::nmi_enable_w)); map(0xc002, 0xc002).w(FUNC(msisaac_state::nmi_disable_w)); map(0xc003, 0xc003).nopw(); /*???*/ /* this is NOT mixer_enable */ map(0xe000, 0xffff).nopr(); /*space for diagnostic ROM (not dumped, not reachable) */ } static INPUT_PORTS_START( msisaac ) PORT_START("DSW1") PORT_DIPNAME( 0x01, 0x00, "DSW1 Unknown 0" ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x01, DEF_STR( On ) ) PORT_DIPNAME( 0x02, 0x00, "DSW1 Unknown 1" ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x02, DEF_STR( On ) ) PORT_DIPNAME( 0x04, 0x04, DEF_STR( Free_Play ) ) PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x18, 0x10, DEF_STR( Lives ) ) PORT_DIPSETTING( 0x00, "1" ) PORT_DIPSETTING( 0x08, "2" ) PORT_DIPSETTING( 0x10, "3" ) PORT_DIPSETTING( 0x18, "4" ) PORT_DIPNAME( 0x20, 0x00, "DSW1 Unknown 5" ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x20, DEF_STR( On ) ) PORT_DIPNAME( 0x40, 0x00, "DSW1 Unknown 6" ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x40, DEF_STR( On ) ) PORT_DIPNAME( 0x80, 0x00, "DSW1 Unknown 7" ) PORT_DIPSETTING( 0x00, DEF_STR( Off ) ) PORT_DIPSETTING( 0x80, DEF_STR( On ) ) PORT_START("DSW2") PORT_DIPNAME( 0x0f, 0x00, DEF_STR( Coin_A ) ) PORT_DIPSETTING( 0x0f, DEF_STR( 9C_1C ) ) PORT_DIPSETTING( 0x0e, DEF_STR( 8C_1C ) ) PORT_DIPSETTING( 0x0d, DEF_STR( 7C_1C ) ) PORT_DIPSETTING( 0x0c, DEF_STR( 6C_1C ) ) PORT_DIPSETTING( 0x0b, DEF_STR( 5C_1C ) ) PORT_DIPSETTING( 0x0a, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0x09, DEF_STR( 3C_1C ) ) PORT_DIPSETTING( 0x08, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x01, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x02, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x03, DEF_STR( 1C_4C ) ) PORT_DIPSETTING( 0x04, DEF_STR( 1C_5C ) ) PORT_DIPSETTING( 0x05, DEF_STR( 1C_6C ) ) PORT_DIPSETTING( 0x06, DEF_STR( 1C_7C ) ) PORT_DIPSETTING( 0x07, DEF_STR( 1C_8C ) ) PORT_DIPNAME( 0xf0, 0x00, DEF_STR( Coin_B ) ) PORT_DIPSETTING( 0xf0, DEF_STR( 9C_1C ) ) PORT_DIPSETTING( 0xe0, DEF_STR( 8C_1C ) ) PORT_DIPSETTING( 0xd0, DEF_STR( 7C_1C ) ) PORT_DIPSETTING( 0xc0, DEF_STR( 6C_1C ) ) PORT_DIPSETTING( 0xb0, DEF_STR( 5C_1C ) ) PORT_DIPSETTING( 0xa0, DEF_STR( 4C_1C ) ) PORT_DIPSETTING( 0x90, DEF_STR( 3C_1C ) ) PORT_DIPSETTING( 0x80, DEF_STR( 2C_1C ) ) PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) ) PORT_DIPSETTING( 0x10, DEF_STR( 1C_2C ) ) PORT_DIPSETTING( 0x20, DEF_STR( 1C_3C ) ) PORT_DIPSETTING( 0x30, DEF_STR( 1C_4C ) ) PORT_DIPSETTING( 0x40, DEF_STR( 1C_5C ) ) PORT_DIPSETTING( 0x50, DEF_STR( 1C_6C ) ) PORT_DIPSETTING( 0x60, DEF_STR( 1C_7C ) ) PORT_DIPSETTING( 0x70, DEF_STR( 1C_8C ) ) PORT_START("DSW3") PORT_DIPNAME( 0x01, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPSETTING( 0x01, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x02, 0x00, "DSW3 Unknown 1" ) PORT_DIPSETTING( 0x00, "00" ) PORT_DIPSETTING( 0x02, "02" ) PORT_DIPNAME( 0x04, 0x04, "Invulnerability (Cheat)") PORT_DIPSETTING( 0x04, DEF_STR( Off ) ) PORT_DIPSETTING( 0x00, DEF_STR( On ) ) PORT_DIPNAME( 0x08, 0x00, "DSW3 Unknown 3" ) PORT_DIPSETTING( 0x00, "00" ) PORT_DIPSETTING( 0x08, "08" ) PORT_DIPNAME( 0x30, 0x00, "Copyright Notice" ) PORT_DIPSETTING( 0x00, "(C) 1985 Taito Corporation" ) PORT_DIPSETTING( 0x10, "(C) Taito Corporation" ) PORT_DIPSETTING( 0x20, "(C) Taito Corp. MCMLXXXV" ) PORT_DIPSETTING( 0x30, "(C) Taito Corporation" ) PORT_DIPNAME( 0x40, 0x00, "Coinage Display" ) PORT_DIPSETTING( 0x40, "Insert Coin" ) PORT_DIPSETTING( 0x00, "Coins/Credits" ) PORT_DIPNAME( 0x80, 0x80, DEF_STR( Coinage) ) PORT_DIPSETTING( 0x80, "A and B" ) PORT_DIPSETTING( 0x00, "A only" ) PORT_START("IN0") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_START1 ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_START2 ) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNKNOWN ) //?? PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_TILT ) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_COIN1 ) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_COIN2 ) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN ) //?? PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN ) //?? PORT_START("IN1") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_START("IN2") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_COCKTAIL PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_COCKTAIL PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) INPUT_PORTS_END static const gfx_layout char_layout = { 8,8, 0x400, 4, { 0*0x2000*8, 1*0x2000*8, 2*0x2000*8, 3*0x2000*8 }, { 7,6,5,4,3,2,1,0 }, { 0*8,1*8,2*8,3*8,4*8,5*8,6*8,7*8 }, 8*8 }; static const gfx_layout tile_layout = { 16,16, 0x100, 4, { 0*0x2000*8, 1*0x2000*8, 2*0x2000*8, 3*0x2000*8 }, { 7,6,5,4,3,2,1,0, 64+7,64+6,64+5,64+4,64+3,64+2,64+1,64+0 }, { 0*8,1*8,2*8,3*8,4*8,5*8,6*8,7*8, 16*8, 17*8, 18*8, 19*8, 20*8, 21*8, 22*8, 23*8 }, 32*8 }; static GFXDECODE_START( gfx_msisaac ) GFXDECODE_ENTRY( "gfx1", 0, char_layout, 0, 64 ) GFXDECODE_ENTRY( "gfx2", 0, char_layout, 0, 64 ) GFXDECODE_ENTRY( "gfx1", 0, tile_layout, 0, 64 ) GFXDECODE_ENTRY( "gfx2", 0, tile_layout, 0, 64 ) GFXDECODE_END /*******************************************************************************/ void msisaac_state::machine_start() { /* video */ save_item(NAME(m_bg2_textbank)); /* sound */ save_item(NAME(m_sound_nmi_enable)); save_item(NAME(m_pending_nmi)); save_item(NAME(m_snd_ctrl0)); save_item(NAME(m_snd_ctrl1)); #ifdef USE_MCU #else save_item(NAME(m_mcu_val)); save_item(NAME(m_direction)); #endif } void msisaac_state::machine_reset() { //MACHINE_RESET_CALL_MEMBER(ta7630); /* video */ m_bg2_textbank = 0; /* sound */ m_sound_nmi_enable = 0; m_pending_nmi = 0; m_snd_ctrl0 = 0; m_snd_ctrl1 = 0; #ifdef USE_MCU m_mcu->set_input_line(0, CLEAR_LINE); #else m_mcu_val = 0; m_direction = 0; #endif } void msisaac_state::msisaac(machine_config &config) { /* basic machine hardware */ Z80(config, m_maincpu, 4000000); m_maincpu->set_addrmap(AS_PROGRAM, &msisaac_state::msisaac_map); m_maincpu->set_vblank_int("screen", FUNC(msisaac_state::irq0_line_hold)); Z80(config, m_audiocpu, 4000000); m_audiocpu->set_addrmap(AS_PROGRAM, &msisaac_state::msisaac_sound_map); m_audiocpu->set_vblank_int("screen", FUNC(msisaac_state::irq0_line_hold)); /* source of IRQs is unknown */ #ifdef USE_MCU M68705(config, "mcu", 8000000/2).set_addrmap(AS_PROGRAM, &msisaac_state::buggychl_mcu_map); /* 4 MHz */ BUGGYCHL_MCU(config, m_bmcu, 0); #endif /* video hardware */ screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_refresh_hz(60); screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */ screen.set_size(32*8, 32*8); screen.set_visarea(0, 32*8-1, 1*8, 31*8-1); screen.set_screen_update(FUNC(msisaac_state::screen_update_msisaac)); screen.set_palette(m_palette); GFXDECODE(config, m_gfxdecode, m_palette, gfx_msisaac); PALETTE(config, m_palette).set_format(palette_device::xRGB_444, 1024); /* sound hardware */ SPEAKER(config, "mono").front_center(); GENERIC_LATCH_8(config, m_soundlatch); TA7630(config, m_ta7630); AY8910(config, "ay1", 2000000).add_route(ALL_OUTPUTS, "mono", 0.15); // port A/B likely to be TA7630 filters AY8910(config, "ay2", 2000000).add_route(ALL_OUTPUTS, "mono", 0.15); // port A/B likely to be TA7630 filters MSM5232(config, m_msm, 2000000); m_msm->set_capacitors(0.65e-6, 0.65e-6, 0.65e-6, 0.65e-6, 0.65e-6, 0.65e-6, 0.65e-6, 0.65e-6); /* 0.65 (???) uF capacitors (match the sample, not verified) */ m_msm->add_route(0, "mono", 1.0); // pin 28 2'-1 m_msm->add_route(1, "mono", 1.0); // pin 29 4'-1 m_msm->add_route(2, "mono", 1.0); // pin 30 8'-1 m_msm->add_route(3, "mono", 1.0); // pin 31 16'-1 m_msm->add_route(4, "mono", 1.0); // pin 36 2'-2 m_msm->add_route(5, "mono", 1.0); // pin 35 4'-2 m_msm->add_route(6, "mono", 1.0); // pin 34 8'-2 m_msm->add_route(7, "mono", 1.0); // pin 33 16'-2 // pin 1 SOLO 8' not mapped // pin 2 SOLO 16' not mapped // pin 22 Noise Output not mapped } /*******************************************************************************/ ROM_START( msisaac ) ROM_REGION( 0x10000, "maincpu", 0 ) /* Z80 main CPU */ ROM_LOAD( "a34_11.bin", 0x0000, 0x4000, CRC(40819334) SHA1(65352607165043909a09e96c07f7060f6ce087e6) ) ROM_LOAD( "a34_12.bin", 0x4000, 0x4000, CRC(4c50b298) SHA1(5962882ad37ba6990ba2a6312b570f214cd4c103) ) ROM_LOAD( "a34_13.bin", 0x8000, 0x4000, CRC(2e2b09b3) SHA1(daa715282ed9ef2e519e252a684ef28085becabd) ) ROM_LOAD( "a34_10.bin", 0xc000, 0x2000, CRC(a2c53dc1) SHA1(14f23511f92bcfc94447dabe2826555d68bc1caa) ) ROM_REGION( 0x10000, "audiocpu", 0 ) /* Z80 sound CPU */ ROM_LOAD( "a34_01.bin", 0x0000, 0x4000, CRC(545e45e7) SHA1(18ddb1ec8809bb62ae1c1068cd16cd3c933bf6ba) ) ROM_REGION( 0x0800, "cpu2", 0 ) /* 2k for the microcontroller */ ROM_LOAD( "a34.mcu" , 0x0000, 0x0800, NO_DUMP ) // I tried following MCUs; none of them work with this game: // ROM_LOAD( "a30-14" , 0x0000, 0x0800, CRC(c4690279) ) //40love // ROM_LOAD( "a22-19.31", 0x0000, 0x0800, CRC(06a71df0) ) //buggy challenge // ROM_LOAD( "a45-19", 0x0000, 0x0800, CRC(5378253c) ) //flstory // ROM_LOAD( "a54-19", 0x0000, 0x0800, CRC(e08b8846) ) //lkage ROM_REGION( 0x8000, "gfx1", 0 ) ROM_LOAD( "a34_02.bin", 0x0000, 0x2000, CRC(50da1a81) SHA1(8aa5a896f3e1173155d4574f5e1c2703e334cf44) ) ROM_LOAD( "a34_03.bin", 0x2000, 0x2000, CRC(728a549e) SHA1(8969569d4b7a3ba7b740dbd236c047a46b723617) ) ROM_LOAD( "a34_04.bin", 0x4000, 0x2000, CRC(e7d19f1c) SHA1(d55ee8085256c1f6a254d3249997326eebba7d88) ) ROM_LOAD( "a34_05.bin", 0x6000, 0x2000, CRC(bed2107d) SHA1(83b16ca8a1b131aa6a2976cdbe907109750eaf71) ) ROM_REGION( 0x8000, "gfx2", 0 ) ROM_LOAD( "a34_06.bin", 0x0000, 0x2000, CRC(4ec71687) SHA1(e88f0c61a172fbca1784c95246776bf64c071bf7) ) ROM_LOAD( "a34_07.bin", 0x2000, 0x2000, CRC(24922abf) SHA1(e42b4947b8c84bdf62990205308b8c187352d001) ) ROM_LOAD( "a34_08.bin", 0x4000, 0x2000, CRC(3ddbf4c0) SHA1(7dd82aba661addd0a905bc185c1a6d7f2e21e0c6) ) ROM_LOAD( "a34_09.bin", 0x6000, 0x2000, CRC(23eb089d) SHA1(fcf48862825bf09ba3718cbade0e163a660e1a68) ) ROM_END GAME( 1985, msisaac, 0, msisaac, msisaac, msisaac_state, empty_init, ROT270, "Taito Corporation", "Metal Soldier Isaac II", MACHINE_UNEMULATED_PROTECTION | MACHINE_NO_COCKTAIL | MACHINE_SUPPORTS_SAVE )