| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | cloneof | romof | MachineGenreId |
| headonsa | sega/vicdual.cpp | | no | no | no | yes | Head On (Sidam bootleg, set 2) | 1979 | bootleg (Sidam) | headon | headon | Maze / Driving |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| 10305.0.9a | 1024 | 9a37407b | 3cd3dbd13c76d01b7541307de92f69d6779046f5 | maincpu | 0 | good | no | | |
| 10305.1.8a | 1024 | aeac8c5f | ef9ad63d13076a559ba12c6421ad61de21dd4c90 | maincpu | 400 | good | no | 316-164a.u26 | |
| 10305.2.7a | 1024 | f1a0cb72 | 540b30225ef176c416ea5b142fe7dbb67b7a78fb | maincpu | 800 | good | no | 316-165a.u25 | |
| 10305.3.6a | 1024 | ae33fcc4 | 7e0a27f1f502c5293f294875b49186e800a2c749 | maincpu | c00 | good | no | | |
| 10305.4.5a | 1024 | e87f6fd8 | 7fc1ade66c6783861ab310790f023b02a8db7e08 | maincpu | 1000 | good | no | | |
| 10305.5.4a | 1024 | 387e2eba | 9feca874e795710884d17ca5122280c30c6b6af0 | maincpu | 1400 | good | no | | |
| 10305.6b.3a | 1024 | 18749071 | 6badb5cf6f6017d884492e9ef16195f1112d23b5 | maincpu | 1800 | good | no | | |
| 10303.3e | 32 | e60a7960 | b8b8716e859c57c35310efc4594262afedb84823 | user1 | 0 | good | no | 316-0043.u87 | |
| 10302.2e | 32 | a1506b9d | 037c3db2ea40eca459e8acba9d1506dd28d72d10 | user1 | 20 | good | no | 316-0042.u88 | |
|
chip
| type | tag | name | clock |
| cpu | maincpu | Zilog Z80 | 1933560 |
| audio | mono | Speaker | |
| audio | discrete | Discrete Sound | |
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| joy | | 1 | 4 | no | | | | | | | |
|
device_ref
| name |
| z80 |
| timer |
| screen |
| speaker |
| discrete |
|
dipswitch
| name | tag | mask |
| Lives | IN0 | 3 |
| Coinage | IN1 | 2 |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | raster | 0 | 256 | 224 | 60.000000 | 5156160 | 328 | 0 | 256 | 262 | 0 | 224 | no |
|
driver
| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |
| imperfect | good | supported | no | no | no | no | |
|
feature
| type | status | overall |
| sound | imperfect | |
|
input
| players | coins | service | tilt |
| 1 | 1 | no | no |
|
port
| tag |
| :COIN |
| :COLOR_BW |
| :IN0 |
| :IN1 |
|
sound
|