| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | romof | cloneof | MachineGenreId |
| alieninv | midw8080/8080bw.cpp | | no | no | no | yes | Alien Invasion | 19?? | bootleg (Margamatics) | invaders | invaders | Shooter / Gallery |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| alieninv.h | 2048 | 6ad601c3 | 9fc88698f98ce43992a5044d28d3e19751f82772 | maincpu | 0 | good | no | | |
| alieninv.g | 2048 | c6bb6fb3 | 01a12163309f967dcffce19890b1e0d079021fc2 | maincpu | 800 | good | no | | |
| alieninv.f | 2048 | 1d2ff324 | 209766a981fdd3a68e36da3d8122a244c883cae7 | maincpu | 1000 | good | no | | |
| alieninv.e | 2048 | 2f2e6791 | 08a1f17bcfec598182386f1c43e4fc7b476212de | maincpu | 1800 | good | no | | |
|
chip
| type | tag | name | clock |
| cpu | maincpu | Intel 8080 | 1996800 |
| audio | soundboard:mono | Speaker | |
| audio | soundboard:snsnd | TI SN76477 CSG | |
| audio | soundboard:discrete | Discrete Sound | |
|
configuration
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| joy | 1 | 1 | 2 | no | | | | | | | |
| joy | 2 | 1 | 2 | no | | | | | | | |
|
device_ref
| name |
| i8080 |
| screen |
| watchdog |
| mb14241 |
| invaders_audio |
| speaker |
| sn76477 |
| discrete |
|
dipswitch
| name | tag | mask |
| Lives | IN2 | 1 |
| Pence Coinage | IN2 | 2 |
| Unknown | IN2 | 8 |
| Coinage | IN2 | 128 |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | raster | 270 | 260 | 224 | 59.541985 | 4992000 | 320 | 0 | 260 | 262 | 0 | 224 | no |
|
driver
| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |
| good | good | supported | no | no | no | no | |
|
input
| players | coins | service | tilt |
| 2 | 2 | no | no |
|
port
| tag |
| :CAB |
| :CONTP1 |
| :CONTP2 |
| :IN0 |
| :IN1 |
| :IN2 |
|
sound
|