| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | cloneof | romof | MachineGenreId |
| maydaya | midway/williams.cpp | | no | no | no | yes | Mayday (set 2) | 1980 | Hoei | mayday | mayday | Shooter / Flying Horizontal |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| mayday.c | 4096 | 872a2f2d | 5823e889151b34e3fa739775440c788cca0b44c6 | maincpu | 0 | good | no | | |
| mayday.b | 4096 | c4ab5e22 | 757fd9311cffea420b1de8f574e84c13c0aac77d | maincpu | 1000 | good | no | | |
| mayday.a | 4096 | 329a1318 | 4aa1d05ca05f37460eccb450ae61c21d86348f02 | maincpu | 2000 | good | no | | |
| mayday.d | 4096 | c2ae4716 | 582f763eda7d7d51ed0580045d6c617246b104b7 | banked | 0 | good | no | | |
| mayday.e | 4096 | 41225666 | 6d9c0347ff85bf9f9ae4648976c3ee971fec0f53 | banked | 1000 | good | no | | |
| mayday.f | 4096 | c39be3c0 | 91ac61e20d325a3a018ffe57bd79bfdfdc5a3cbd | banked | 2000 | good | no | | |
| mayday.g | 4096 | 2bd0f106 | ac74d74a54d5b464e4c82b5b46ad7d20cdb7b6d7 | banked | 6000 | good | no | | |
| ic28-8.bin | 2048 | fefd5b48 | ceb0d18483f0691978c604db94417e6941ad7ff2 | soundcpu | f800 | good | no | ic28-8.bin | |
|
chip
| type | tag | name | clock |
| cpu | maincpu | Motorola MC6809E | 1000000 |
| cpu | soundcpu | Motorola MC6808 | 3579545 |
| audio | speaker | Speaker | |
| audio | dac | MC1408 DAC | |
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| joy | | 3 | 5 (half8) | no | | | | | | | |
|
device_ref
| name |
| mc6809e |
| m6808 |
| nvram |
| timer |
| timer |
| watchdog |
| screen |
| palette |
| speaker |
| mc1408 |
| ipt_merge_any_hi |
| ipt_merge_any_hi |
| pia6821 |
| pia6821 |
| pia6821 |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | raster | 0 | 292 | 240 | 60.096154 | 8000000 | 512 | 12 | 304 | 260 | 7 | 247 | no |
|
driver
| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |
| preliminary | good | supported | no | no | no | no | |
|
feature
| type | status | overall |
| protection | imperfect | |
|
input
| players | coins | service | tilt |
| 1 | 2 | yes | no |
|
port
|
sound
|