|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| invasionb_0.bin | 1024 | 7a9b4485 | dde918ec106971972bf7c7e5085c1262522f7e35 | maincpu | 0 | good | no | | |
| invasionb_1.bin | 1024 | 7c86620d | 9e92ec0aa4eee96a7fa115a14a611c488d13b9dd | maincpu | 400 | good | no | | |
| invasionb_2.bin | 1024 | ccaf38f6 | 8eb0456e8abdba0d1dda20a335a9ecbe7c38f9ed | maincpu | 800 | good | no | | |
| invasionb_5.bin | 1024 | 8ec9eae2 | 48d7a7dc61e0417ca4093e5c2a36efd96e359233 | maincpu | 1400 | good | no | | |
| invasionb_6.bin | 1024 | ec0edb4a | 8c6946b50ba5c319fe03c55b43c4e714387719b8 | maincpu | 1800 | good | no | | |
| invasionb_7.bin | 1024 | 6aac1281 | f071a21de72d2c9f7851195592c828fa501197ce | maincpu | 1c00 | 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
| name | tag | mask |
| Coin counter | IN3 | 4 |
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| joy | | 1 | 2 | no | | | | | | | |
|
device_ref
| name |
| i8080 |
| screen |
| watchdog |
| invaders_audio |
| speaker |
| sn76477 |
| discrete |
|
dipswitch
| name | tag | mask |
| Unused | IN0 | 1 |
| Unused | IN0 | 2 |
| Unused | IN0 | 4 |
| Unused | IN0 | 128 |
| Lives | IN2 | 3 |
| Bonus Life | IN2 | 8 |
| Laser Bonus Info | 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 |
| imperfect | good | supported | no | no | no | no | |
|
feature
| type | status | overall |
| sound | imperfect | |
|
input
| players | coins | service | tilt |
| 1 | 2 | no | no |
|
port
| tag |
| :CONTP1 |
| :IN0 |
| :IN1 |
| :IN2 |
| :IN3 |
|
sound
|