| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | romof | cloneof | MachineGenreId |
| gravitar2 | atari/bwidow.cpp | | no | no | no | yes | Gravitar (version 2) | 1982 | Atari | gravitar | gravitar | Shooter / Field |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| 136010-210.l7 | 2048 | debcb243 | 2c50cd38d60739c126f1d0d8e7fbd46a0bde6e1c | maincpu | 2800 | good | no | 136010-210.l7 | |
| 136010-207.mn7 | 4096 | 4135629a | 301ddb7a34b38140a1fdffc060cb08ff57f10cf1 | maincpu | 3000 | good | no | 136010-207.mn7 | |
| 136010-208.np7 | 4096 | 358f25d9 | 9c2920cf2b73a93ac2808be654b08505037f53b1 | maincpu | 4000 | good | no | 136010-208.np7 | |
| 136010-209.r7 | 4096 | 37034287 | 4de7478fb566fd75f99533507228611cecb1f11a | maincpu | 5000 | good | no | | |
| 136010-201.d1 | 4096 | 167315e4 | 35613e5a503fac7f451c201675669f417e15241b | maincpu | 9000 | good | no | | |
| 136010-202.ef1 | 4096 | aaa9e62c | 87fc660adb22f812a764efc46ffcf5f934d5e333 | maincpu | a000 | good | no | | |
| 136010-203.h1 | 4096 | ae437253 | e2402dc5fa755a05fa1d531a31b78e39e67f5cbe | maincpu | b000 | good | no | | |
| 136010-204.j1 | 4096 | 5d6bc29e | fdd442644209ab858eb4ed1b4cdeb1db26f80108 | maincpu | c000 | good | no | | |
| 136010-205.kl1 | 4096 | 0db1ff34 | 288d9ffff9d18025621be249ea25a7444f58f3a9 | maincpu | d000 | good | no | | |
| 136010-206.m1 | 4096 | 4521ca48 | 5770cb46c4ac28d632ad5910723a9edda8283ce5 | maincpu | e000 | good | no | | |
| 136002-125.n4 | 256 | 5903af03 | 24bc0366f394ad0ec486919212e38be0f08d0239 | avg:prom | 0 | good | no | 136002-125.n4 | |
| 136010-111.r1 | 32 | 6bf2dc46 | 9961ac36978154cf0a4e1c40d41f867ce1f0b1da | proms | 0 | good | no | 136010-111.r1 | |
| 136010-112.r2 | 32 | b6af29d1 | 62f9cbbe8dd04f3a81516198d2d8d6eafe1f0986 | proms | 20 | good | no | 136010-112.r2 | |
|
chip
| type | tag | name | clock |
| cpu | maincpu | MOS Technology 6502 | 1512000 |
| cpu | pokey1 | Atari C012294 POKEY | 1512000 |
| cpu | pokey2 | Atari C012294 POKEY | 1512000 |
| audio | mono | Speaker | |
| audio | pokey1 | Atari C012294 POKEY | 1512000 |
| audio | pokey2 | Atari C012294 POKEY | 1512000 |
| audio | discrete | Discrete Sound | |
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| joy | | 3 | 2 | no | | | | | | | |
|
device_ref
| name |
| m6502 |
| er2055 |
| vector_device |
| screen |
| avg |
| speaker |
| pokey |
| pokey |
| discrete |
|
dipswitch
| name | tag | mask |
| Unused | DSW0 | 3 |
| Lives | DSW0 | 12 |
| Difficulty | DSW0 | 16 |
| Unused | DSW0 | 32 |
| Bonus Life | DSW0 | 192 |
| Coinage | DSW1 | 3 |
| Coin B | DSW1 | 12 |
| Coin A | DSW1 | 16 |
| Bonus Coins | DSW1 | 224 |
| Service Mode | IN0 | 16 |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | vector | 0 | | | 61.523438 | | | | | | | | no |
|
driver
| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |
| good | good | supported | no | no | no | no | |
|
input
| players | coins | service | tilt |
| 1 | 2 | no | no |
|
port
| tag |
| :DSW0 |
| :DSW1 |
| :IN0 |
| :IN3 |
| :IN4 |
|
sound
|