| Short name: | headon |
|---|---|
| Is device: | No |
| Runnable: | Yes |
| Source file: | sega/vicdual.cpp |
| Year: | 1979 |
| Manufacturer: | Gremlin |
| Imperfect Features: | sound |
| Short name | Description | Year | Manufacturer |
|---|---|---|---|
| headon1 | Head On (1 player) | 1979 | Gremlin |
| headonmz | Head On (bootleg, alt maze) | 1979 | bootleg |
| headonn | Head On N | 1979 | Nintendo |
| headons | Head On (Sidam bootleg, set 1) | 1979 | bootleg (Sidam) |
| headonsa | Head On (Sidam bootleg, set 2) | 1979 | bootleg (Sidam) |
| hocrash | Crash (bootleg of Head On) | 1979 | bootleg (Fraber) |
| supcrash | Super Crash (bootleg of Head On) | 1979 | bootleg (VGG) |
| Card | Short name | Description | Status | Total | Supported | Partially supported | Unsupported |
|---|
| Short name | Description | Source file |
|---|---|---|
| discrete | Discrete Sound | devices/sound/discrete.cpp |
| z80 | Zilog Z80 | devices/cpu/z80/z80.cpp |
| timer | Timer | devices/machine/timer.cpp |
| screen | Video Screen | emu/screen.cpp |
| speaker | Speaker | emu/speaker.cpp |