// license:BSD-3-Clause
// copyright-holders:David Haywood
/* Aquarium (c)1996 Excellent Systems */
/*
AQUARIUM
EXCELLENT SYSTEMS
ES-9206
+------------------------------------------------+
| 6116 23C16000 23C16000*|
| YM2151 6116 23C16000* 23C16000*|
| +-------+ +-------+ |
| 1.056MHz M6295 |ES-9303| |ES 9207| |
|YM3012 | | | | AS7C256 |
| +-------+ +-------+ AS7C256 |
|J AS7C256 |
|A 4 AS7C256 AS7C256 |
|M Z80B 32MHz |
|M 5 68000P-16 14.318MHz |
|A PAL AS7C256 AS7C256 |
| +-------+ AS7C256 |
| PAL |ES-9208| PB1 3 |
| 1 PAL 6 | | 8 27C4096*|
| +-------+ |
|SW4*SW3* SW2 SW1 AS7C256 2 7 |
+------------------------------------------------+
CPU: TMP68HC000P-16
Sound: Z0840006PSC Z80B
OKI M6295, YM2151 & YM3012 DAC
OSC: 32MHz, 14.31818MHz & 1056kHz resonator
Custom: EXCELLENT SYSTEM ES-9208 347101 (QFP160)
EXCELLENT SYSTEM LTD. ES 9207 9343 T (QFP208)
ES-9303 EXCELLENT 9338 C001 (QFP120)
Other: PB1 - Push button reset
* Denotes unpopulated components
Notes:
- A bug in the program code causes the OKI to be reset on the very
first coin inserted.
// Sound banking + video references
// https://www.youtube.com/watch?v=nyAQPrkt_a4
// https://www.youtube.com/watch?v=0gn2Kj2M46Q
*/
#include "emu.h"
#include "includes/aquarium.h"
#include "cpu/z80/z80.h"
#include "cpu/m68000/m68000.h"
#include "sound/ym2151.h"
#include "speaker.h"
WRITE8_MEMBER(aquarium_state::aquarium_watchdog_w)
{
m_watchdog->write_line_ck(BIT(data, 7));
// bits 0 & 1 also used
}
WRITE8_MEMBER(aquarium_state::aquarium_z80_bank_w)
{
// uses bits ---x --xx
data = bitswap<8>(data, 7, 6, 5, 2, 3, 1, 4, 0);
//printf("aquarium bank %04x %04x\n", data, mem_mask);
// aquarium bank 0003 00ff - correct (title) 011
// aquarium bank 0006 00ff - correct (select) 110
// aquarium bank 0005 00ff - level 1 (correct)
// (all music seems correct w/regards the reference video)
membank("bank1")->set_entry(data & 0x7);
}
uint8_t aquarium_state::aquarium_snd_bitswap( uint8_t scrambled_data )
{
return bitswap<8>(scrambled_data, 0, 1, 2, 3, 4, 5, 6, 7);
}
READ8_MEMBER(aquarium_state::aquarium_oki_r)
{
return aquarium_snd_bitswap(m_oki->read(space, offset));
}
WRITE8_MEMBER(aquarium_state::aquarium_oki_w)
{
logerror("%s:Writing %04x to the OKI M6295\n", machine().describe_context(), aquarium_snd_bitswap(data));
m_oki->write(space, offset, (aquarium_snd_bitswap(data)));
}
void aquarium_state::main_map(address_map &map)
{
map(0x000000, 0x07ffff).rom();
map(0xc00000, 0xc00fff).ram().w(FUNC(aquarium_state::aquarium_mid_videoram_w)).share("mid_videoram");
map(0xc01000, 0xc01fff).ram().w(FUNC(aquarium_state::aquarium_bak_videoram_w)).share("bak_videoram");
map(0xc02000, 0xc03fff).ram().w(FUNC(aquarium_state::aquarium_txt_videoram_w)).share("txt_videoram");
map(0xc80000, 0xc81fff).rw(m_sprgen, FUNC(excellent_spr_device::read), FUNC(excellent_spr_device::write)).umask16(0x00ff);
map(0xd00000, 0xd00fff).ram().w(m_palette, FUNC(palette_device::write16)).share("palette");
map(0xd80014, 0xd8001f).writeonly().share("scroll");
map(0xd80068, 0xd80069).nopw(); /* probably not used */
map(0xd80080, 0xd80081).portr("DSW");
map(0xd80082, 0xd80083).nopr(); /* stored but not read back ? check code at 0x01f440 */
map(0xd80084, 0xd80085).portr("INPUTS");
map(0xd80086, 0xd80087).portr("SYSTEM");
map(0xd80088, 0xd80088).w(FUNC(aquarium_state::aquarium_watchdog_w));
map(0xd8008b, 0xd8008b).w(m_soundlatch, FUNC(generic_latch_8_device::write));
map(0xff0000, 0xffffff).ram();
}
void aquarium_state::snd_map(address_map &map)
{
map(0x0000, 0x3fff).rom();
map(0x7800, 0x7fff).ram();
map(0x8000, 0xffff).bankr("bank1");
}
void aquarium_state::snd_portmap(address_map &map)
{
map.global_mask(0xff);
map(0x00, 0x01).rw("ymsnd", FUNC(ym2151_device::read), FUNC(ym2151_device::write));
map(0x02, 0x02).rw(FUNC(aquarium_state::aquarium_oki_r), FUNC(aquarium_state::aquarium_oki_w));
map(0x04, 0x04).r(m_soundlatch, FUNC(generic_latch_8_device::read));
map(0x06, 0x06).w(m_soundlatch, FUNC(generic_latch_8_device::acknowledge_w)); // only written with 0 for some reason
map(0x08, 0x08).w(FUNC(aquarium_state::aquarium_z80_bank_w));
}
static INPUT_PORTS_START( aquarium )
PORT_START("DSW")
PORT_DIPNAME( 0x0003, 0x0003, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW1:1,2")
PORT_DIPSETTING( 0x0002, DEF_STR( Easy ) )
PORT_DIPSETTING( 0x0003, DEF_STR( Normal ) )
PORT_DIPSETTING( 0x0001, DEF_STR( Hard ) )
PORT_DIPSETTING( 0x0000, DEF_STR( Hardest ) )
PORT_DIPNAME( 0x000c, 0x000c, "Winning Rounds (Player VS CPU)" ) PORT_DIPLOCATION("SW1:3,4")
PORT_DIPSETTING( 0x000c, "1/1" )
PORT_DIPSETTING( 0x0008, "2/3" )
PORT_DIPSETTING( 0x0004, "3/5" )
// PORT_DIPSETTING( 0x0000, "1/1" ) /* Not used or listed in manual */
PORT_DIPNAME( 0x0030, 0x0030, "Winning Rounds (Player VS Player)" ) PORT_DIPLOCATION("SW1:5,6")
PORT_DIPSETTING( 0x0030, "1/1" )
PORT_DIPSETTING( 0x0020, "2/3" )
PORT_DIPSETTING( 0x0010, "3/5" )
// PORT_DIPSETTING( 0x0000, "1/1" ) /* Not used or listed in manual */
PORT_DIPUNUSED_DIPLOC( 0x0040, 0x0040, "SW1:7" ) /* Listed in the manual as always OFF */
PORT_DIPUNUSED_DIPLOC( 0x0080, 0x0080, "SW1:8" ) /* Listed in the manual as always OFF */
PORT_DIPNAME( 0x0700, 0x0700, DEF_STR( Coinage ) ) PORT_DIPLOCATION("SW2:1,2,3")
PORT_DIPSETTING( 0x0000, DEF_STR( 5C_1C ) )
PORT_DIPSETTING( 0x0100, DEF_STR( 4C_1C ) )
PORT_DIPSETTING( 0x0200, DEF_STR( 3C_1C ) )
PORT_DIPSETTING( 0x0300, DEF_STR( 2C_1C ) )
PORT_DIPSETTING( 0x0700, DEF_STR( 1C_1C ) )
PORT_DIPSETTING( 0x0600, DEF_STR( 1C_2C ) )
PORT_DIPSETTING( 0x0500, DEF_STR( 1C_3C ) )
PORT_DIPSETTING( 0x0400, DEF_STR( 1C_4C ) )
PORT_DIPUNUSED_DIPLOC( 0x0800, 0x0800, "SW2:4" ) /* Listed in the manual as always OFF */
PORT_DIPNAME( 0x1000, 0x1000, DEF_STR( Flip_Screen ) ) PORT_DIPLOCATION("SW2:5")
PORT_DIPSETTING( 0x1000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x2000, 0x2000, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:6")
PORT_DIPSETTING( 0x0000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x2000, DEF_STR( On ) )
PORT_DIPUNUSED_DIPLOC( 0x4000, 0x4000, "SW2:7" ) /* Listed in the manual as always OFF */
PORT_DIPUNUSED_DIPLOC( 0x8000, 0x8000, "SW2:8" ) /* Listed in the manual as always OFF */
PORT_START("INPUTS")
PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(2)
PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(2)
PORT_BIT( 0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(2)
PORT_BIT( 0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(2)
PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* used in testmode, but not in game? */
PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_START2 )
PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(1)
PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(1)
PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(1)
PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(1)
PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* used in testmode, but not in game? */
PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_START1 )
PORT_START("SYSTEM")
PORT_BIT( 0x00ff, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_COIN2 )
PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_COIN1 )
PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_TILT )
PORT_BIT( 0x0800, IP_ACTIVE_LOW, IPT_SERVICE1 )
PORT_SERVICE( 0x1000, IP_ACTIVE_LOW )
PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x8000, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_DEVICE_MEMBER("soundlatch", generic_latch_8_device, pending_r)
INPUT_PORTS_END
static const gfx_layout char5bpplayout =
{
16,16, /* 16*16 characters */
RGN_FRAC(1,2),
5, /* 4 bits per pixel */
{ RGN_FRAC(1,2), 0, 1, 2, 3 },
{ 2*4, 3*4, 0*4, 1*4, 6*4, 7*4, 4*4, 5*4, 2*4+32, 3*4+32, 0*4+32, 1*4+32, 6*4+32, 7*4+32, 4*4+32, 5*4+32 },
{ 0*64, 1*64, 2*64, 3*64, 4*64, 5*64, 6*64, 7*64, 8*64, 9*64, 10*64, 11*64, 12*64, 13*64, 14*64, 15*64 },
128*8 /* every sprite takes 128 consecutive bytes */
};
static const gfx_layout char_8x8_layout =
{
8,8, /* 8*8 characters */
RGN_FRAC(1,1),
4, /* 4 bits per pixel */
{ 0, 1, 2, 3 },
{ 2*4, 3*4, 0*4, 1*4, 6*4, 7*4, 4*4, 5*4 },
{ 0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32 },
32*8 /* every sprite takes 32 consecutive bytes */
};
static const gfx_layout tilelayout =
{
16,16, /* 16*16 sprites */
RGN_FRAC(1,1),
4, /* 4 bits per pixel */
{ 48, 16, 32, 0 },
{ 8, 9, 10, 11, 12, 13, 14, 15, 0, 1, 2, 3, 4, 5, 6, 7 },
{ 0*64, 1*64, 2*64, 3*64, 4*64, 5*64, 6*64, 7*64, 8*64, 9*64, 10*64, 11*64, 12*64, 13*64, 14*64, 15*64 },
128*8 /* every sprite takes 128 consecutive bytes */
};
void aquarium_state::init_aquarium()
{
uint8_t *Z80 = memregion("audiocpu")->base();
/* The BG tiles are 5bpp, this rearranges the data from
the roms containing the 1bpp data so we can decode it
correctly */
uint8_t *DAT2 = memregion("gfx1")->base() + 0x080000;
uint8_t *DAT = memregion("user1")->base();
int len = 0x0200000;
for (len = 0; len < 0x020000; len++)
{
DAT2[len * 4 + 1] = (DAT[len] & 0x80) << 0;
DAT2[len * 4 + 1] |= (DAT[len] & 0x40) >> 3;
DAT2[len * 4 + 0] = (DAT[len] & 0x20) << 2;
DAT2[len * 4 + 0] |= (DAT[len] & 0x10) >> 1;
DAT2[len * 4 + 3] = (DAT[len] & 0x08) << 4;
DAT2[len * 4 + 3] |= (DAT[len] & 0x04) << 1;
DAT2[len * 4 + 2] = (DAT[len] & 0x02) << 6;
DAT2[len * 4 + 2] |= (DAT[len] & 0x01) << 3;
}
DAT2 = memregion("gfx4")->base() + 0x080000;
DAT = memregion("user2")->base();
for (len = 0; len < 0x020000; len++)
{
DAT2[len * 4 + 1] = (DAT[len] & 0x80) << 0;
DAT2[len * 4 + 1] |= (DAT[len] & 0x40) >> 3;
DAT2[len * 4 + 0] = (DAT[len] & 0x20) << 2;
DAT2[len * 4 + 0] |= (DAT[len] & 0x10) >> 1;
DAT2[len * 4 + 3] = (DAT[len] & 0x08) << 4;
DAT2[len * 4 + 3] |= (DAT[len] & 0x04) << 1;
DAT2[len * 4 + 2] = (DAT[len] & 0x02) << 6;
DAT2[len * 4 + 2] |= (DAT[len] & 0x01) << 3;
}
/* configure and set up the sound bank */
membank("bank1")->configure_entries(0, 0x8, &Z80[0x00000], 0x8000);
membank("bank1")->set_entry(0x00);
}
static GFXDECODE_START( gfx_aquarium )
GFXDECODE_ENTRY( "gfx3", 0, tilelayout, 0x300, 32 )
GFXDECODE_ENTRY( "gfx1", 0, char5bpplayout, 0x400, 32 )
GFXDECODE_ENTRY( "gfx2", 0, char_8x8_layout, 0x200, 32 )
GFXDECODE_ENTRY( "gfx4", 0, char5bpplayout, 0x400, 32 )
GFXDECODE_END
MACHINE_CONFIG_START(aquarium_state::aquarium)
/* basic machine hardware */
MCFG_DEVICE_ADD("maincpu", M68000, XTAL(32'000'000)/2) // clock not verified on pcb
MCFG_DEVICE_PROGRAM_MAP(main_map)
MCFG_DEVICE_VBLANK_INT_DRIVER("screen", aquarium_state, irq1_line_hold)
MCFG_DEVICE_ADD("audiocpu", Z80, XTAL(32'000'000)/6) // clock not verified on pcb
MCFG_DEVICE_PROGRAM_MAP(snd_map)
MCFG_DEVICE_IO_MAP(snd_portmap)
// Is this the actual IC type? Some other Excellent games from this period use a MAX693.
MCFG_DEVICE_ADD("watchdog", MB3773, 0)
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
MCFG_SCREEN_SIZE(64*8, 64*8)
MCFG_SCREEN_VISIBLE_AREA(2*8, 42*8-1, 2*8, 34*8-1)
MCFG_SCREEN_UPDATE_DRIVER(aquarium_state, screen_update_aquarium)
MCFG_SCREEN_PALETTE(m_palette)
MCFG_DEVICE_ADD(m_gfxdecode, GFXDECODE, m_palette, gfx_aquarium)
PALETTE(config, m_palette).set_format(palette_device::RRRRGGGGBBBBRGBx, 0x1000/2);
MCFG_DEVICE_ADD("spritegen", EXCELLENT_SPRITE, 0)
/* sound hardware */
SPEAKER(config, "lspeaker").front_left();
SPEAKER(config, "rspeaker").front_right();
GENERIC_LATCH_8(config, m_soundlatch);
m_soundlatch->data_pending_callback().set_inputline(m_audiocpu, INPUT_LINE_NMI);
m_soundlatch->set_separate_acknowledge(true);
ym2151_device &ymsnd(YM2151(config, "ymsnd", XTAL(14'318'181)/4)); // clock not verified on pcb
ymsnd.irq_handler().set_inputline(m_audiocpu, 0);
ymsnd.add_route(0, "lspeaker", 0.45);
ymsnd.add_route(1, "rspeaker", 0.45);
MCFG_DEVICE_ADD("oki", OKIM6295, XTAL(1'056'000), okim6295_device::PIN7_HIGH) // pin 7 not verified
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 0.47)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 0.47)
MACHINE_CONFIG_END
ROM_START( aquarium )
ROM_REGION( 0x080000, "maincpu", 0 ) /* 68000 code */
ROM_LOAD16_WORD_SWAP( "aquar3.13h", 0x000000, 0x080000, CRC(f197991e) SHA1(0a217d735e2643605dbfd6ee20f98f46b37d4838) )
ROM_REGION( 0x40000, "audiocpu", 0 ) /* z80 (sound) code */
ROM_LOAD( "excellent_5.10c", 0x000000, 0x40000, CRC(fa555be1) SHA1(07236f2b2ba67e92984b9ddf4a8154221d535245) )
ROM_REGION( 0x100000, "gfx1", 0 ) /* BG Tiles */
ROM_LOAD( "excellent_1.15b", 0x000000, 0x080000, CRC(575df6ac) SHA1(071394273e512666fe124facdd8591a767ad0819) ) // 4bpp
/* data is expanded here from USER1 */
ROM_REGION( 0x100000, "user1", 0 ) /* BG Tiles */
ROM_LOAD( "excellent_6.15d", 0x000000, 0x020000, CRC(9065b146) SHA1(befc218bbcd63453ea7eb8f976796d36f2b2d552) ) // 1bpp
ROM_REGION( 0x100000, "gfx4", 0 ) /* BG Tiles */
ROM_LOAD( "excellent_8.14g", 0x000000, 0x080000, CRC(915520c4) SHA1(308207cb20f1ed6df365710c808644a6e4f07614) ) // 4bpp
/* data is expanded here from USER2 */
ROM_REGION( 0x100000, "user2", 0 ) /* BG Tiles */
ROM_LOAD( "excellent_7.17g", 0x000000, 0x020000, CRC(b96b2b82) SHA1(2b719d0c185d1eca4cd9ea66bed7842b74062288) ) // 1bpp
ROM_REGION( 0x060000, "gfx2", 0 ) /* FG Tiles */
ROM_LOAD( "excellent_2.17e", 0x000000, 0x020000, CRC(aa071b05) SHA1(517415bfd8e4dd51c6eb03a25c706f8613d34a09) )
ROM_REGION( 0x200000, "gfx3", 0 ) /* Sprites? */
ROM_LOAD( "d23c8000.1f", 0x000000, 0x0100000, CRC(14758b3c) SHA1(b372ccb42acb55a3dd15352a9d4ed576878a6731) ) // PCB denotes 23C16000 but a 23C8000 MASK is used
ROM_REGION( 0x100000, "oki", 0 ) /* Samples */
ROM_LOAD( "excellent_4.7d", 0x000000, 0x80000, CRC(9a4af531) SHA1(bb201b7a6c9fd5924a0d79090257efffd8d4aba1) )
ROM_END
ROM_START( aquariumj )
ROM_REGION( 0x080000, "maincpu", 0 ) /* 68000 code */
ROM_LOAD16_WORD_SWAP( "excellent_3.13h", 0x000000, 0x080000, CRC(344509a1) SHA1(9deb610732dee5066b3225cd7b1929b767579235) )
ROM_REGION( 0x40000, "audiocpu", 0 ) /* z80 (sound) code */
ROM_LOAD( "excellent_5.10c", 0x000000, 0x40000, CRC(fa555be1) SHA1(07236f2b2ba67e92984b9ddf4a8154221d535245) )
ROM_REGION( 0x100000, "gfx1", 0 ) /* BG Tiles */
ROM_LOAD( "excellent_1.15b", 0x000000, 0x080000, CRC(575df6ac) SHA1(071394273e512666fe124facdd8591a767ad0819) ) // 4bpp
/* data is expanded here from USER1 */
ROM_REGION( 0x100000, "user1", 0 ) /* BG Tiles */
ROM_LOAD( "excellent_6.15d", 0x000000, 0x020000, CRC(9065b146) SHA1(befc218bbcd63453ea7eb8f976796d36f2b2d552) ) // 1bpp
ROM_REGION( 0x100000, "gfx4", 0 ) /* BG Tiles */
ROM_LOAD( "excellent_8.14g", 0x000000, 0x080000, CRC(915520c4) SHA1(308207cb20f1ed6df365710c808644a6e4f07614) ) // 4bpp
/* data is expanded here from USER2 */
ROM_REGION( 0x100000, "user2", 0 ) /* BG Tiles */
ROM_LOAD( "excellent_7.17g", 0x000000, 0x020000, CRC(b96b2b82) SHA1(2b719d0c185d1eca4cd9ea66bed7842b74062288) ) // 1bpp
ROM_REGION( 0x060000, "gfx2", 0 ) /* FG Tiles */
ROM_LOAD( "excellent_2.17e", 0x000000, 0x020000, CRC(aa071b05) SHA1(517415bfd8e4dd51c6eb03a25c706f8613d34a09) )
ROM_REGION( 0x200000, "gfx3", 0 ) /* Sprites? */
ROM_LOAD( "d23c8000.1f", 0x000000, 0x0100000, CRC(14758b3c) SHA1(b372ccb42acb55a3dd15352a9d4ed576878a6731) ) // PCB denotes 23C16000 but a 23C8000 MASK is used
ROM_REGION( 0x100000, "oki", 0 ) /* Samples */
ROM_LOAD( "excellent_4.7d", 0x000000, 0x80000, CRC(9a4af531) SHA1(bb201b7a6c9fd5924a0d79090257efffd8d4aba1) )
ROM_END
GAME( 1996, aquarium, 0, aquarium, aquarium, aquarium_state, init_aquarium, ROT0, "Excellent System", "Aquarium (US)", MACHINE_SUPPORTS_SAVE | MACHINE_NO_COCKTAIL )
GAME( 1996, aquariumj, aquarium, aquarium, aquarium, aquarium_state, init_aquarium, ROT0, "Excellent System", "Aquarium (Japan)", MACHINE_SUPPORTS_SAVE | MACHINE_NO_COCKTAIL )