| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | romof | cloneof | MachineGenreId |
| hvyunitu | kaneko/hvyunit.cpp | | no | no | no | yes | Heavy Unit -U.S.A. Version- (US) | 1988 | Kaneko / Taito | hvyunit | hvyunit | Shooter / Flying Horizontal |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| b73_34.5c | 131072 | 05c30a90 | 97cc0ded2896e0945d790247c284e5058c28c735 | master | 0 | good | no | | |
| b73_35.6p | 65536 | aed1669d | d0539261d6128fa2d58b529e8383b6d1f3ccac77 | slave | 0 | good | no | | |
| b73_12.7e | 65536 | d1d24fab | ed0312535d0b136d79aa885b9e6eea19ebde6409 | soundcpu | 0 | good | no | b73_12.7e | |
| mermaid.bin | 3584 | 88c5dd27 | 5043fed7fd192891be7e4096f2c5daaae1538bc4 | mermaid | 0 | good | no | mermaid.bin | |
| b73_08.2f | 524288 | f83dd808 | 09d5f1e86fad3a0d2d3ac1845103d3f2833c6793 | sprites | 0 | good | no | b73_08.2f | |
| b73_28.2c | 131072 | a02e08d6 | 72764d4e8474aaac0674fd1c20278a706da7ade2 | sprites | 100000 | good | no | | |
| b73_27.2b | 131072 | 8708f97c | ccddc7f2fa53c5e35345c2db0520f515c512b723 | sprites | 120000 | good | no | | |
| b73_25.0b | 131072 | 2f13f81e | 9d9c1869bf582a0bc0581cdf5b65237124b9e456 | sprites | 140000 | good | no | | |
| b73_26.0c | 65536 | b8e829d2 | 31102358500d7b58173d4f18647decf5db744416 | sprites | 160000 | good | no | b73_05.1h | |
| b73_09.2p | 524288 | 537c647f | 941c0f4e251bc68e53d62e70b033a3a6c145bb7e | tiles | 0 | good | no | b73_09.2p | |
|
chip
| type | tag | name | clock |
| cpu | master | Zilog Z80 | 6000000 |
| cpu | slave | Zilog Z80 | 6000000 |
| cpu | soundcpu | Zilog Z80 | 6000000 |
| cpu | mermaid | Intel 80C51 | 6000000 |
| audio | mono | Speaker | |
| audio | ymsnd | YM2203 OPN | 3000000 |
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| joy | 1 | 2 | 8 | no | | | | | | | |
| joy | 2 | 2 | 8 | no | | | | | | | |
|
device_ref
| name |
| z80 |
| timer |
| z80 |
| z80 |
| i80c51 |
| generic_latch_8 |
| generic_latch_8 |
| screen |
| gfxdecode |
| palette |
| kaneko_pandora |
| speaker |
| generic_latch_8 |
| ym2203 |
|
dipswitch
| name | tag | mask |
| Cabinet | DSW1 | 1 |
| Flip Screen | DSW1 | 2 |
| Service Mode | DSW1 | 4 |
| Unused | DSW1 | 8 |
| Coin A | DSW1 | 48 |
| Coin B | DSW1 | 192 |
| Difficulty | DSW2 | 3 |
| Allow Continue | DSW2 | 4 |
| Bonus | DSW2 | 8 |
| Lives | DSW2 | 48 |
| Demo Sounds | DSW2 | 64 |
| Unused | DSW2 | 128 |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | raster | 0 | 256 | 224 | 58.000000 | | | | | | | | no |
|
driver
| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |
| good | good | supported | no | no | no | no | preliminary |
|
input
| players | coins | service | tilt |
| 2 | 2 | yes | no |
|
port
| tag |
| :DSW1 |
| :DSW2 |
| :IN0 |
| :IN1 |
| :IN2 |
|
sound
|