Ojousan (Japan 871204)
Game Information
| manufacturer | Nichibutsu |
| year | 1987 |
| cloned by | ojousanm |
| genre | N/A |
| downloads | 0 |
Screenshots
Download Details
| split set | ojousan.zip 317.91k |
| merged set | ojousan.7z 314.16k |
| standalone set | ojousan.7z 285.69k |
Driver Details
| source | nichibutsu/nbmj8688.cpp |
| status | good |
| emulation | good |
| savestate | supported |
Screen Details
| display | screen |
| type | raster |
| orientation | horizontal |
| width | 512px |
| height | 224px |
| refresh | 60mhz |
Input Details
| player | 1 |
| type | mahjong |
| buttons | 26 |
| directions | N/A |
| player | 2 |
| type | mahjong |
| buttons | 26 |
| directions | N/A |
Chipset Details
| name | Zilog Z80 |
| clock | 4.77mhz |
| name | Speaker |
| clock | N/A |
| name | AY-3-8910A PSG |
| clock | 1.19mhz |
| name | 8-Bit R-2R DAC |
| clock | N/A |
ROM Details
| name | size | crc |
|---|---|---|
| 1.4g | 32.00k | c0166351 |
| 2.3g | 32.00k | 2c264eb2 |
| mask.3i | 64.00k | 59f355eb |
| mask.2i | 64.00k | 6f750500 |
| mask.1i | 64.00k | 4babcb40 |
| 3.5a | 128.00k | 3bdb9d2a |
| 4.6a | 128.00k | 72b689b9 |
| 5.7a | 128.00k | e32e5e8a |
| 6.8a | 128.00k | f313337a |
| 7.9a | 128.00k | c2428e95 |
| 8.10a | 128.00k | f04c6003 |