// license:BSD-3-Clause
// copyright-holders:Manuel Abadia
/***************************************************************************
Aliens (c) 1990 Konami Co. Ltd
Preliminary driver by:
Manuel Abadia <emumanu+mame@gmail.com>
***************************************************************************/
#include "emu.h"
#include "includes/aliens.h"
#include "includes/konamipt.h"
#include "cpu/z80/z80.h"
#include "cpu/m6809/konami.h" /* for the callback and the firq irq definition */
#include "machine/watchdog.h"
#include "sound/ym2151.h"
#include "speaker.h"
WRITE8_MEMBER(aliens_state::aliens_coin_counter_w)
{
/* bits 0-1 = coin counters */
machine().bookkeeping().coin_counter_w(0, data & 0x01);
machine().bookkeeping().coin_counter_w(1, data & 0x02);
/* bit 5 = select work RAM or palette */
m_bank0000->set_bank((data & 0x20) >> 5);
/* bit 6 = enable char ROM reading through the video RAM */
m_k052109->set_rmrd_line((data & 0x40) ? ASSERT_LINE : CLEAR_LINE);
/* other bits unknown */
#if 0
{
char baf[40];
sprintf(baf, "%02x", data);
popmessage(baf);
}
#endif
}
WRITE8_MEMBER(aliens_state::aliens_sh_irqtrigger_w)
{
m_soundlatch->write(space, offset, data);
m_audiocpu->set_input_line(0, HOLD_LINE);
}
WRITE8_MEMBER(aliens_state::aliens_snd_bankswitch_w)
{
/* b1: bank for chanel A */
/* b0: bank for chanel B */
int bank_A = BIT(data, 1);
int bank_B = BIT(data, 0);
m_k007232->set_bank(bank_A, bank_B);
}
READ8_MEMBER(aliens_state::k052109_051960_r)
{
if (m_k052109->get_rmrd_line() == CLEAR_LINE)
{
if (offset >= 0x3800 && offset < 0x3808)
return m_k051960->k051937_r(space, offset - 0x3800);
else if (offset < 0x3c00)
return m_k052109->read(space, offset);
else
return m_k051960->k051960_r(space, offset - 0x3c00);
}
else
return m_k052109->read(space, offset);
}
WRITE8_MEMBER(aliens_state::k052109_051960_w)
{
if (offset >= 0x3800 && offset < 0x3808)
m_k051960->k051937_w(space, offset - 0x3800, data);
else if (offset < 0x3c00)
m_k052109->write(space, offset, data);
else
m_k051960->k051960_w(space, offset - 0x3c00, data);
}
void aliens_state::aliens_map(address_map &map)
{
map(0x0000, 0x03ff).m(m_bank0000, FUNC(address_map_bank_device::amap8));
map(0x0400, 0x1fff).ram();
map(0x2000, 0x3fff).bankr("rombank"); /* banked ROM */
map(0x4000, 0x7fff).rw(this, FUNC(aliens_state::k052109_051960_r), FUNC(aliens_state::k052109_051960_w));
map(0x5f80, 0x5f80).portr("DSW3");
map(0x5f81, 0x5f81).portr("P1");
map(0x5f82, 0x5f82).portr("P2");
map(0x5f83, 0x5f83).portr("DSW2");
map(0x5f84, 0x5f84).portr("DSW1");
map(0x5f88, 0x5f88).r("watchdog", FUNC(watchdog_timer_device::reset_r)).w(this, FUNC(aliens_state::aliens_coin_counter_w)); /* coin counters */
map(0x5f8c, 0x5f8c).w(this, FUNC(aliens_state::aliens_sh_irqtrigger_w)); /* cause interrupt on audio CPU */
map(0x8000, 0xffff).rom().region("maincpu", 0x28000); /* ROM e24_j02.bin */
}
void aliens_state::bank0000_map(address_map &map)
{
map(0x0000, 0x03ff).ram();
map(0x0400, 0x07ff).ram().w("palette", FUNC(palette_device::write8)).share("palette");
}
void aliens_state::aliens_sound_map(address_map &map)
{
map(0x0000, 0x7fff).rom(); /* ROM g04_b03.bin */
map(0x8000, 0x87ff).ram(); /* RAM */
map(0xa000, 0xa001).rw("ymsnd", FUNC(ym2151_device::read), FUNC(ym2151_device::write));
map(0xc000, 0xc000).r(m_soundlatch, FUNC(generic_latch_8_device::read));
map(0xe000, 0xe00d).rw(m_k007232, FUNC(k007232_device::read), FUNC(k007232_device::write));
}
/***************************************************************************
Input Ports
***************************************************************************/
static INPUT_PORTS_START( aliens )
PORT_START("DSW1")
KONAMI_COINAGE_LOC(DEF_STR( Free_Play ), "No Credits", SW1)
/* "No Credits" = both coin slots open, but no effect on coin counters */
PORT_START("DSW2")
PORT_DIPNAME( 0x03, 0x02, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW2:1,2")
PORT_DIPSETTING( 0x03, "1" )
PORT_DIPSETTING( 0x02, "2" )
PORT_DIPSETTING( 0x01, "3" )
PORT_DIPSETTING( 0x00, "5" )
PORT_DIPUNUSED_DIPLOC( 0x0004, 0x0004, "SW2:3" ) /* Listed as "Unused" */
PORT_DIPUNUSED_DIPLOC( 0x0008, 0x0008, "SW2:4" ) /* Listed as "Unused" */
PORT_DIPUNUSED_DIPLOC( 0x0010, 0x0010, "SW2:5" ) /* Listed as "Unused" */
PORT_DIPNAME( 0x60, 0x40, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:6,7")
PORT_DIPSETTING( 0x60, DEF_STR( Easy ) )
PORT_DIPSETTING( 0x40, DEF_STR( Normal ) )
PORT_DIPSETTING( 0x20, DEF_STR( Hard ) )
PORT_DIPSETTING( 0x00, DEF_STR( Very_Hard ) )
PORT_DIPNAME( 0x80, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:8")
PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_START("DSW3")
PORT_DIPNAME( 0x01, 0x01, DEF_STR( Flip_Screen ) ) PORT_DIPLOCATION("SW3:1")
PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPUNUSED_DIPLOC( 0x02, 0x02, "SW3:2" ) /* Listed as "Unused" */
PORT_SERVICE_DIPLOC( 0x04, IP_ACTIVE_LOW, "SW3:3" )
PORT_DIPUNUSED_DIPLOC( 0x08, 0x08, "SW3:4" ) /* Listed as "Unused" */
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_SERVICE1 )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_START("P1")
KONAMI8_B12_COIN_START(1)
PORT_START("P2")
KONAMI8_B12_COIN_START(2)
INPUT_PORTS_END
/***************************************************************************
Machine Driver
***************************************************************************/
WRITE8_MEMBER(aliens_state::volume_callback)
{
m_k007232->set_volume(0, (data & 0x0f) * 0x11, 0);
m_k007232->set_volume(1, 0, (data >> 4) * 0x11);
}
void aliens_state::machine_start()
{
m_rombank->configure_entries(0, 24, memregion("maincpu")->base(), 0x2000);
m_rombank->set_entry(0);
}
void aliens_state::machine_reset()
{
m_bank0000->set_bank(0);
}
WRITE8_MEMBER( aliens_state::banking_callback )
{
m_rombank->set_entry(data & 0x1f);
}
MACHINE_CONFIG_START(aliens_state::aliens)
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", KONAMI, XTAL(24'000'000)/2/4) /* 052001 (verified on pcb) */
MCFG_CPU_PROGRAM_MAP(aliens_map)
MCFG_KONAMICPU_LINE_CB(WRITE8(aliens_state, banking_callback))
MCFG_CPU_ADD("audiocpu", Z80, XTAL(3'579'545)) /* verified on pcb */
MCFG_CPU_PROGRAM_MAP(aliens_sound_map)
MCFG_DEVICE_ADD("bank0000", ADDRESS_MAP_BANK, 0)
MCFG_DEVICE_PROGRAM_MAP(bank0000_map)
MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_BIG)
MCFG_ADDRESS_MAP_BANK_DATA_WIDTH(8)
MCFG_ADDRESS_MAP_BANK_ADDR_WIDTH(11)
MCFG_ADDRESS_MAP_BANK_STRIDE(0x400)
MCFG_WATCHDOG_ADD("watchdog")
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_RAW_PARAMS(XTAL(24'000'000)/3, 528, 112, 400, 256, 16, 240) // measured 59.17
// 6MHz dotclock is more realistic, however needs drawing updates. replace when ready
// MCFG_SCREEN_RAW_PARAMS(XTAL(24'000'000)/4, 396, hbend, hbstart, 256, 16, 240)
MCFG_SCREEN_UPDATE_DRIVER(aliens_state, screen_update_aliens)
MCFG_SCREEN_PALETTE("palette")
MCFG_PALETTE_ADD("palette", 512)
MCFG_PALETTE_ENABLE_SHADOWS()
MCFG_PALETTE_FORMAT(xBBBBBGGGGGRRRRR)
MCFG_DEVICE_ADD("k052109", K052109, 0)
MCFG_GFX_PALETTE("palette")
MCFG_K052109_CB(aliens_state, tile_callback)
MCFG_DEVICE_ADD("k051960", K051960, 0)
MCFG_GFX_PALETTE("palette")
MCFG_K051960_SCREEN_TAG("screen")
MCFG_K051960_CB(aliens_state, sprite_callback)
MCFG_K051960_IRQ_HANDLER(INPUTLINE("maincpu", KONAMI_IRQ_LINE))
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_GENERIC_LATCH_8_ADD("soundlatch")
MCFG_YM2151_ADD("ymsnd", XTAL(3'579'545)) /* verified on pcb */
MCFG_YM2151_PORT_WRITE_HANDLER(WRITE8(aliens_state,aliens_snd_bankswitch_w))
MCFG_SOUND_ROUTE(0, "mono", 0.60)
MCFG_SOUND_ROUTE(1, "mono", 0.60)
MCFG_SOUND_ADD("k007232", K007232, XTAL(3'579'545)) /* verified on pcb */
MCFG_K007232_PORT_WRITE_HANDLER(WRITE8(aliens_state, volume_callback))
MCFG_SOUND_ROUTE(0, "mono", 0.20)
MCFG_SOUND_ROUTE(1, "mono", 0.20)
MACHINE_CONFIG_END
/***************************************************************************
Game ROMs
***************************************************************************/
ROM_START( aliens )
ROM_REGION( 0x30000, "maincpu", 0 ) /* code + banked roms */
ROM_LOAD( "875_j01.c24", 0x00000, 0x20000, CRC(6a529cd6) SHA1(bff6dee33141d8ed2b2c28813cf49f52dceac364) )
ROM_LOAD( "875_j02.e24", 0x20000, 0x10000, CRC(56c20971) SHA1(af272e146705e97342466a208c64d823ebc83d83) )
ROM_REGION( 0x08000, "audiocpu", 0 )
ROM_LOAD( "875_b03.g04", 0x00000, 0x08000, CRC(1ac4d283) SHA1(2253f1f39c7edb6cef438b3d97f3af67a1f491ff) )
ROM_REGION( 0x200000, "k052109", 0 ) /* tiles */
ROM_LOAD32_WORD( "875b11.k13", 0x000000, 0x80000, CRC(89c5c885) SHA1(02a1581579b6ef816e04bec312a7b3ae7c7e84f8) )
ROM_LOAD32_WORD( "875b12.k19", 0x000002, 0x80000, CRC(ea6bdc17) SHA1(a7c22370f8adc5b479283f1ff831f493df78282f) )
ROM_LOAD32_WORD( "875b07.j13", 0x100000, 0x40000, CRC(e9c56d66) SHA1(1f58949d5391aef002a6e1ee7034e57bf99cee61) )
/* second half empty */
ROM_LOAD32_WORD( "875b08.j19", 0x100002, 0x40000, CRC(f9387966) SHA1(470ecc4a5a3edd08d5e0ab10b0c590db1968fb0a) )
/* second half empty */
ROM_REGION( 0x200000, "k051960", 0 ) /* sprites */
ROM_LOAD32_WORD( "875b10.k08", 0x000000, 0x80000, CRC(0b1035b1) SHA1(db04020761386e79249762cd1540208375c38c7f) )
ROM_LOAD32_WORD( "875b09.k02", 0x000002, 0x80000, CRC(e76b3c19) SHA1(6838e07460b3eaaeb129208ad0696c8019bd63d9) )
ROM_LOAD32_WORD( "875b06.j08", 0x100000, 0x40000, CRC(081a0566) SHA1(3a4aa14178fe76a030224743c9e9cd974e08bd79) )
/* second half empty */
ROM_LOAD32_WORD( "875b05.j02", 0x100002, 0x40000, CRC(19a261f2) SHA1(b0518fad833b3e613e0201d5d9cab73dc5e78e1d) )
/* second half empty */
ROM_REGION( 0x0100, "proms", 0 )
ROM_LOAD( "821a08.h14", 0x0000, 0x0100, CRC(7da55800) SHA1(3826f73569c8ae0431510a355bdfa082152b74a5) ) /* priority encoder (not used) */
ROM_REGION( 0x40000, "k007232", 0 ) /* samples for 007232 */
ROM_LOAD( "875b04.e05", 0x00000, 0x40000, CRC(4e209ac8) SHA1(09d9eaae61bfd04bf318555ccd44d7371571d86d) )
ROM_END
ROM_START( aliens2 )
ROM_REGION( 0x30000, "maincpu", 0 ) /* code + banked roms */
ROM_LOAD( "875_n01.c24", 0x00000, 0x20000, CRC(106cf59c) SHA1(78622adc02055d31cd587c83b23a6cde30c9bc22) )
ROM_LOAD( "875_p02.e24", 0x20000, 0x10000, CRC(4edd707d) SHA1(02b39068e5fd99ecb5b35a586335b65a20fde490) )
ROM_REGION( 0x08000, "audiocpu", 0 )
ROM_LOAD( "875_b03.g04", 0x00000, 0x08000, CRC(1ac4d283) SHA1(2253f1f39c7edb6cef438b3d97f3af67a1f491ff) )
ROM_REGION( 0x200000, "k052109", 0 ) /* tiles */
ROM_LOAD32_WORD( "875b11.k13", 0x000000, 0x80000, CRC(89c5c885) SHA1(02a1581579b6ef816e04bec312a7b3ae7c7e84f8) )
ROM_LOAD32_WORD( "875b12.k19", 0x000002, 0x80000, CRC(ea6bdc17) SHA1(a7c22370f8adc5b479283f1ff831f493df78282f) )
ROM_LOAD32_WORD( "875b07.j13", 0x100000, 0x40000, CRC(e9c56d66) SHA1(1f58949d5391aef002a6e1ee7034e57bf99cee61) )
/* second half empty */
ROM_LOAD32_WORD( "875b08.j19", 0x100002, 0x40000, CRC(f9387966) SHA1(470ecc4a5a3edd08d5e0ab10b0c590db1968fb0a) )
/* second half empty */
ROM_REGION( 0x200000, "k051960", 0 ) /* sprites */
ROM_LOAD32_WORD( "875b10.k08", 0x000000, 0x80000, CRC(0b1035b1) SHA1(db04020761386e79249762cd1540208375c38c7f) )
ROM_LOAD32_WORD( "875b09.k02", 0x000002, 0x80000, CRC(e76b3c19) SHA1(6838e07460b3eaaeb129208ad0696c8019bd63d9) )
ROM_LOAD32_WORD( "875b06.j08", 0x100000, 0x40000, CRC(081a0566) SHA1(3a4aa14178fe76a030224743c9e9cd974e08bd79) )
/* second half empty */
ROM_LOAD32_WORD( "875b05.j02", 0x100002, 0x40000, CRC(19a261f2) SHA1(b0518fad833b3e613e0201d5d9cab73dc5e78e1d) )
/* second half empty */
ROM_REGION( 0x0100, "proms", 0 )
ROM_LOAD( "821a08.h14", 0x0000, 0x0100, CRC(7da55800) SHA1(3826f73569c8ae0431510a355bdfa082152b74a5) ) /* priority encoder (not used) */
ROM_REGION( 0x40000, "k007232", 0 ) /* samples for 007232 */
ROM_LOAD( "875b04.e05", 0x00000, 0x40000, CRC(4e209ac8) SHA1(09d9eaae61bfd04bf318555ccd44d7371571d86d) )
ROM_END
ROM_START( aliens3 )
ROM_REGION( 0x30000, "maincpu", 0 ) /* code + banked roms */
ROM_LOAD( "875_w3_1.c24", 0x00000, 0x20000, CRC(3c0006fb) SHA1(e8730d50c358e7321dd676c74368fe44b9bbe5b2) ) /* Needs correct rom label */
ROM_LOAD( "875_w3_2.e24", 0x20000, 0x10000, CRC(f917f7b5) SHA1(ab95ad40c82f11572bbaa03d76dae35f76bacf0c) ) /* Needs correct rom label */
ROM_REGION( 0x08000, "audiocpu", 0 )
ROM_LOAD( "875_b03.g04", 0x00000, 0x08000, CRC(1ac4d283) SHA1(2253f1f39c7edb6cef438b3d97f3af67a1f491ff) )
ROM_REGION( 0x200000, "k052109", 0 ) /* tiles */
ROM_LOAD32_WORD( "875b11.k13", 0x000000, 0x80000, CRC(89c5c885) SHA1(02a1581579b6ef816e04bec312a7b3ae7c7e84f8) )
ROM_LOAD32_WORD( "875b12.k19", 0x000002, 0x80000, CRC(ea6bdc17) SHA1(a7c22370f8adc5b479283f1ff831f493df78282f) )
ROM_LOAD32_WORD( "875b07.j13", 0x100000, 0x40000, CRC(e9c56d66) SHA1(1f58949d5391aef002a6e1ee7034e57bf99cee61) )
/* second half empty */
ROM_LOAD32_WORD( "875b08.j19", 0x100002, 0x40000, CRC(f9387966) SHA1(470ecc4a5a3edd08d5e0ab10b0c590db1968fb0a) )
/* second half empty */
ROM_REGION( 0x200000, "k051960", 0 ) /* sprites */
ROM_LOAD32_WORD( "875b10.k08", 0x000000, 0x80000, CRC(0b1035b1) SHA1(db04020761386e79249762cd1540208375c38c7f) )
ROM_LOAD32_WORD( "875b09.k02", 0x000002, 0x80000, CRC(e76b3c19) SHA1(6838e07460b3eaaeb129208ad0696c8019bd63d9) )
ROM_LOAD32_WORD( "875b06.j08", 0x100000, 0x40000, CRC(081a0566) SHA1(3a4aa14178fe76a030224743c9e9cd974e08bd79) )
/* second half empty */
ROM_LOAD32_WORD( "875b05.j02", 0x100002, 0x40000, CRC(19a261f2) SHA1(b0518fad833b3e613e0201d5d9cab73dc5e78e1d) )
/* second half empty */
ROM_REGION( 0x0100, "proms", 0 )
ROM_LOAD( "821a08.h14", 0x0000, 0x0100, CRC(7da55800) SHA1(3826f73569c8ae0431510a355bdfa082152b74a5) ) /* priority encoder (not used) */
ROM_REGION( 0x40000, "k007232", 0 ) /* samples for 007232 */
ROM_LOAD( "875b04.e05", 0x00000, 0x40000, CRC(4e209ac8) SHA1(09d9eaae61bfd04bf318555ccd44d7371571d86d) )
ROM_END
ROM_START( aliensu )
ROM_REGION( 0x30000, "maincpu", 0 ) /* code + banked roms */
ROM_LOAD( "875_n01.c24", 0x00000, 0x20000, CRC(106cf59c) SHA1(78622adc02055d31cd587c83b23a6cde30c9bc22) )
ROM_LOAD( "875_n02.e24", 0x20000, 0x10000, CRC(24dd612e) SHA1(35bceb3045cd0bd9d107312b371fb60dcf3f1272) )
ROM_REGION( 0x08000, "audiocpu", 0 )
ROM_LOAD( "875_b03.g04", 0x00000, 0x08000, CRC(1ac4d283) SHA1(2253f1f39c7edb6cef438b3d97f3af67a1f491ff) )
ROM_REGION( 0x200000, "k052109", 0 ) /* tiles */
ROM_LOAD32_WORD( "875b11.k13", 0x000000, 0x80000, CRC(89c5c885) SHA1(02a1581579b6ef816e04bec312a7b3ae7c7e84f8) )
ROM_LOAD32_WORD( "875b12.k19", 0x000002, 0x80000, CRC(ea6bdc17) SHA1(a7c22370f8adc5b479283f1ff831f493df78282f) )
ROM_LOAD32_WORD( "875b07.j13", 0x100000, 0x40000, CRC(e9c56d66) SHA1(1f58949d5391aef002a6e1ee7034e57bf99cee61) )
/* second half empty */
ROM_LOAD32_WORD( "875b08.j19", 0x100002, 0x40000, CRC(f9387966) SHA1(470ecc4a5a3edd08d5e0ab10b0c590db1968fb0a) )
/* second half empty */
ROM_REGION( 0x200000, "k051960", 0 ) /* sprites */
ROM_LOAD32_WORD( "875b10.k08", 0x000000, 0x80000, CRC(0b1035b1) SHA1(db04020761386e79249762cd1540208375c38c7f) )
ROM_LOAD32_WORD( "875b09.k02", 0x000002, 0x80000, CRC(e76b3c19) SHA1(6838e07460b3eaaeb129208ad0696c8019bd63d9) )
ROM_LOAD32_WORD( "875b06.j08", 0x100000, 0x40000, CRC(081a0566) SHA1(3a4aa14178fe76a030224743c9e9cd974e08bd79) )
/* second half empty */
ROM_LOAD32_WORD( "875b05.j02", 0x100002, 0x40000, CRC(19a261f2) SHA1(b0518fad833b3e613e0201d5d9cab73dc5e78e1d) )
/* second half empty */
ROM_REGION( 0x0100, "proms", 0 )
ROM_LOAD( "821a08.h14", 0x0000, 0x0100, CRC(7da55800) SHA1(3826f73569c8ae0431510a355bdfa082152b74a5) ) /* priority encoder (not used) */
ROM_REGION( 0x40000, "k007232", 0 ) /* samples for 007232 */
ROM_LOAD( "875b04.e05", 0x00000, 0x40000, CRC(4e209ac8) SHA1(09d9eaae61bfd04bf318555ccd44d7371571d86d) )
ROM_END
ROM_START( aliensj )
ROM_REGION( 0x30000, "maincpu", 0 ) /* code + banked roms */
ROM_LOAD( "875_m01.c24", 0x00000, 0x20000, CRC(1663d3dc) SHA1(706bdf3daa3bda372d94263f3405d67a7ef8dc69) )
ROM_LOAD( "875_m02.e24", 0x20000, 0x10000, CRC(54a774e5) SHA1(b6413b2199f863cae1c6fcef766989162cd4b95e) )
ROM_REGION( 0x08000, "audiocpu", 0 )
ROM_LOAD( "875_k03.g04", 0x00000, 0x08000, CRC(bd86264d) SHA1(345fd666daf8a29ef314b14306c1a976cb159bed) )
ROM_REGION( 0x200000, "k052109", 0 ) /* tiles */
ROM_LOAD32_WORD( "875b11.k13", 0x000000, 0x80000, CRC(89c5c885) SHA1(02a1581579b6ef816e04bec312a7b3ae7c7e84f8) )
ROM_LOAD32_WORD( "875b12.k19", 0x000002, 0x80000, CRC(ea6bdc17) SHA1(a7c22370f8adc5b479283f1ff831f493df78282f) )
ROM_LOAD32_WORD( "875b07.j13", 0x100000, 0x40000, CRC(e9c56d66) SHA1(1f58949d5391aef002a6e1ee7034e57bf99cee61) )
/* second half empty */
ROM_LOAD32_WORD( "875b08.j19", 0x100002, 0x40000, CRC(f9387966) SHA1(470ecc4a5a3edd08d5e0ab10b0c590db1968fb0a) )
/* second half empty */
ROM_REGION( 0x200000, "k051960", 0 ) /* sprites */
ROM_LOAD32_WORD( "875b10.k08", 0x000000, 0x80000, CRC(0b1035b1) SHA1(db04020761386e79249762cd1540208375c38c7f) )
ROM_LOAD32_WORD( "875b09.k02", 0x000002, 0x80000, CRC(e76b3c19) SHA1(6838e07460b3eaaeb129208ad0696c8019bd63d9) )
ROM_LOAD32_WORD( "875b06.j08", 0x100000, 0x40000, CRC(081a0566) SHA1(3a4aa14178fe76a030224743c9e9cd974e08bd79) )
/* second half empty */
ROM_LOAD32_WORD( "875b05.j02", 0x100002, 0x40000, CRC(19a261f2) SHA1(b0518fad833b3e613e0201d5d9cab73dc5e78e1d) )
/* second half empty */
ROM_REGION( 0x0100, "proms", 0 )
ROM_LOAD( "821a08.h14", 0x0000, 0x0100, CRC(7da55800) SHA1(3826f73569c8ae0431510a355bdfa082152b74a5) ) /* priority encoder (not used) */
ROM_REGION( 0x40000, "k007232", 0 ) /* samples for 007232 */
ROM_LOAD( "875b04.e05", 0x00000, 0x40000, CRC(4e209ac8) SHA1(09d9eaae61bfd04bf318555ccd44d7371571d86d) )
ROM_END
ROM_START( aliensj2 )
ROM_REGION( 0x30000, "maincpu", 0 ) /* code + banked roms */
ROM_LOAD( "875_m01.c24", 0x00000, 0x20000, CRC(1663d3dc) SHA1(706bdf3daa3bda372d94263f3405d67a7ef8dc69) )
ROM_LOAD( "875_j2_2.e24", 0x20000, 0x10000, CRC(4bb84952) SHA1(ca40a7181f11d6c34c26b65f8d4a1d1df2c7fb48) ) /* Needs correct rom label */
ROM_REGION( 0x08000, "audiocpu", 0 )
ROM_LOAD( "875_k03.g04", 0x00000, 0x08000, CRC(bd86264d) SHA1(345fd666daf8a29ef314b14306c1a976cb159bed) )
ROM_REGION( 0x200000, "k052109", 0 ) /* tiles */
ROM_LOAD32_WORD( "875b11.k13", 0x000000, 0x80000, CRC(89c5c885) SHA1(02a1581579b6ef816e04bec312a7b3ae7c7e84f8) )
ROM_LOAD32_WORD( "875b12.k19", 0x000002, 0x80000, CRC(ea6bdc17) SHA1(a7c22370f8adc5b479283f1ff831f493df78282f) )
ROM_LOAD32_WORD( "875b07.j13", 0x100000, 0x40000, CRC(e9c56d66) SHA1(1f58949d5391aef002a6e1ee7034e57bf99cee61) )
/* second half empty */
ROM_LOAD32_WORD( "875b08.j19", 0x100002, 0x40000, CRC(f9387966) SHA1(470ecc4a5a3edd08d5e0ab10b0c590db1968fb0a) )
/* second half empty */
ROM_REGION( 0x200000, "k051960", 0 ) /* sprites */
ROM_LOAD32_WORD( "875b10.k08", 0x000000, 0x80000, CRC(0b1035b1) SHA1(db04020761386e79249762cd1540208375c38c7f) )
ROM_LOAD32_WORD( "875b09.k02", 0x000002, 0x80000, CRC(e76b3c19) SHA1(6838e07460b3eaaeb129208ad0696c8019bd63d9) )
ROM_LOAD32_WORD( "875b06.j08", 0x100000, 0x40000, CRC(081a0566) SHA1(3a4aa14178fe76a030224743c9e9cd974e08bd79) )
/* second half empty */
ROM_LOAD32_WORD( "875b05.j02", 0x100002, 0x40000, CRC(19a261f2) SHA1(b0518fad833b3e613e0201d5d9cab73dc5e78e1d) )
/* second half empty */
ROM_REGION( 0x0100, "proms", 0 )
ROM_LOAD( "821a08.h14", 0x0000, 0x0100, CRC(7da55800) SHA1(3826f73569c8ae0431510a355bdfa082152b74a5) ) /* priority encoder (not used) */
ROM_REGION( 0x40000, "k007232", 0 ) /* samples for 007232 */
ROM_LOAD( "875b04.e05", 0x00000, 0x40000, CRC(4e209ac8) SHA1(09d9eaae61bfd04bf318555ccd44d7371571d86d) )
ROM_END
ROM_START( aliensa )
ROM_REGION( 0x30000, "maincpu", 0 ) /* code + banked roms */
ROM_LOAD( "875_m01.c24", 0x00000, 0x20000, CRC(1663d3dc) SHA1(706bdf3daa3bda372d94263f3405d67a7ef8dc69) )
ROM_LOAD( "875_r02.e24", 0x20000, 0x10000, CRC(973e4f11) SHA1(a4f65ef4c84b1dcac591dc348ebbb96d35ef5f93) )
ROM_REGION( 0x08000, "audiocpu", 0 )
ROM_LOAD( "875_k03.g04", 0x00000, 0x08000, CRC(bd86264d) SHA1(345fd666daf8a29ef314b14306c1a976cb159bed) )
ROM_REGION( 0x200000, "k052109", 0 ) /* tiles */
ROM_LOAD32_WORD( "875b11.k13", 0x000000, 0x80000, CRC(89c5c885) SHA1(02a1581579b6ef816e04bec312a7b3ae7c7e84f8) )
ROM_LOAD32_WORD( "875b12.k19", 0x000002, 0x80000, CRC(ea6bdc17) SHA1(a7c22370f8adc5b479283f1ff831f493df78282f) )
ROM_LOAD32_WORD( "875b07.j13", 0x100000, 0x40000, CRC(e9c56d66) SHA1(1f58949d5391aef002a6e1ee7034e57bf99cee61) )
/* second half empty */
ROM_LOAD32_WORD( "875b08.j19", 0x100002, 0x40000, CRC(f9387966) SHA1(470ecc4a5a3edd08d5e0ab10b0c590db1968fb0a) )
/* second half empty */
ROM_REGION( 0x200000, "k051960", 0 ) /* sprites */
ROM_LOAD32_WORD( "875b10.k08", 0x000000, 0x80000, CRC(0b1035b1) SHA1(db04020761386e79249762cd1540208375c38c7f) )
ROM_LOAD32_WORD( "875b09.k02", 0x000002, 0x80000, CRC(e76b3c19) SHA1(6838e07460b3eaaeb129208ad0696c8019bd63d9) )
ROM_LOAD32_WORD( "875b06.j08", 0x100000, 0x40000, CRC(081a0566) SHA1(3a4aa14178fe76a030224743c9e9cd974e08bd79) )
/* second half empty */
ROM_LOAD32_WORD( "875b05.j02", 0x100002, 0x40000, CRC(19a261f2) SHA1(b0518fad833b3e613e0201d5d9cab73dc5e78e1d) )
/* second half empty */
ROM_REGION( 0x0100, "proms", 0 )
ROM_LOAD( "821a08.h14", 0x0000, 0x0100, CRC(7da55800) SHA1(3826f73569c8ae0431510a355bdfa082152b74a5) ) /* priority encoder (not used) */
ROM_REGION( 0x40000, "k007232", 0 ) /* samples for 007232 */
ROM_LOAD( "875b04.e05", 0x00000, 0x40000, CRC(4e209ac8) SHA1(09d9eaae61bfd04bf318555ccd44d7371571d86d) )
ROM_END
/***************************************************************************
Game driver(s)
***************************************************************************/
GAME( 1990, aliens, 0, aliens, aliens, aliens_state, 0, ROT0, "Konami", "Aliens (World set 1)", MACHINE_SUPPORTS_SAVE )
GAME( 1990, aliens2, aliens, aliens, aliens, aliens_state, 0, ROT0, "Konami", "Aliens (World set 2)", MACHINE_SUPPORTS_SAVE )
GAME( 1990, aliens3, aliens, aliens, aliens, aliens_state, 0, ROT0, "Konami", "Aliens (World set 3)", MACHINE_SUPPORTS_SAVE )
GAME( 1990, aliensu, aliens, aliens, aliens, aliens_state, 0, ROT0, "Konami", "Aliens (US)", MACHINE_SUPPORTS_SAVE )
GAME( 1990, aliensj, aliens, aliens, aliens, aliens_state, 0, ROT0, "Konami", "Aliens (Japan set 1)", MACHINE_SUPPORTS_SAVE )
GAME( 1990, aliensj2, aliens, aliens, aliens, aliens_state, 0, ROT0, "Konami", "Aliens (Japan set 2)", MACHINE_SUPPORTS_SAVE )
GAME( 1990, aliensa, aliens, aliens, aliens, aliens_state, 0, ROT0, "Konami", "Aliens (Asia)", MACHINE_SUPPORTS_SAVE )