| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | romof | cloneof | MachineGenreId |
| akamj | dynax/royalmah.cpp | | no | no | no | yes | Aka Mahjong (Double Bet, ver 1 16) | 1990 | bootleg (Paradise Electronics) | | | Tabletop / Mahjong |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| b3.bin | 32768 | fb2e5a3e | 6a06b36dd3baa4c0aba339aaf2e00d82d08cbb22 | maincpu | 0 | good | no | | |
| bc2.bin | 32768 | 38d2aa91 | b0469803265c6359dc5680e669324a41b84548d7 | maincpu | 8000 | good | no | | |
| bc1.bin | 32768 | 38d2aa91 | b0469803265c6359dc5680e669324a41b84548d7 | maincpu | 10000 | good | no | | |
| 82s123.prm | 32 | d3007282 | e4d863ab193e49208ed0f59dcddb1da0492314f6 | proms | 0 | baddump | no | | |
|
chip
| type | tag | name | clock |
| cpu | maincpu | Zilog Z80 | 4000000 |
| audio | speaker | Speaker | |
| audio | aysnd | AY-3-8910A PSG | 1536000 |
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| mahjong | 1 | 26 | | no | | | | | | | |
| gambling | 1 | 1 | | no | | | | | | | |
| mahjong | 2 | 26 | | no | | | | | | | |
|
device_ref
| name |
| z80 |
| nvram |
| palette |
| screen |
| speaker |
| ay8910 |
|
dipswitch
| name | tag | mask |
| Payout Rate | DSW1 | 15 |
| Unknown | DSW1 | 16 |
| Maximum Bet | DSW1 | 96 |
| Open Reach | DSW1 | 128 |
| Cut | DSW2 | 3 |
| Yakuman Payout | DSW2 | 12 |
| Double-Up Count | DSW2 | 48 |
| Last Chance Count | DSW2 | 64 |
| Unknown | DSW2 | 128 |
| Double Chance (1/8) | DSW3 | 1 |
| Second Bonus | DSW3 | 2 |
| Double Bet | DSW3 | 4 |
| Heart Chance | DSW3 | 24 |
| Payout Limit | DSW3 | 96 |
| Show Payout Limit | DSW3 | 128 |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | raster | 0 | 256 | 240 | 60.000000 | | | | | | | | no |
|
driver
| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |
| good | good | unsupported | no | no | no | no | |
|
input
| players | coins | service | tilt |
| 2 | 3 | yes | no |
|
port
| tag |
| :DSW1 |
| :DSW2 |
| :DSW3 |
| :KEY0 |
| :KEY1 |
| :KEY2 |
| :KEY3 |
| :KEY4 |
| :KEY5 |
| :KEY6 |
| :KEY7 |
| :KEY8 |
| :KEY9 |
| :SYSTEM |
|
sound
|