Multi-Action 7551-20-R3T
Screenshots
Download Details
| split set | ma7551t.zip 156.35k |
| merged set | ma7551t.7z 107.71k |
| standalone set | ma7551t.7z 107.71k |
Driver Details
| source | merit/merit3xx.cpp |
| status | preliminary |
| emulation | preliminary |
| savestate | unsupported |
| type | sound |
| status | unemulated |
Screen Details
| display | screen |
| type | raster |
| orientation | horizontal |
| width | 512px |
| height | 256px |
| refresh | 60.13mhz |
Input Details
| player | 1 |
| type | gambling |
| buttons | 12 |
| directions | N/A |
Chipset Details
| name | Zilog Z80 |
| clock | 4.77mhz |
| name | Speaker |
| clock | N/A |
| name | YM2149 SSG |
| clock | 1.76mhz |
ROM Details
| name | size | crc |
|---|---|---|
| u8_7551-20-r3t_1d98.u8 | 32.00k | a130ec60 |
| u9_7551-20-r3t_8f39.u9 | 32.00k | 6758e2f9 |
| u10_7551-20-r3t_a43c.u10 | 32.00k | 3efb3bb4 |
| u15_7551-20-r3t_0ff2.u15 | 32.00k | 39203dd0 |
| u14_7551-20-r3t_a786.u14 | 32.00k | 63baf2a5 |
| u13_7551-20-r3t_5443.u13 | 32.00k | 88f89dd9 |
| u12_7551-20-r3t_4f74.u12 | 32.00k | 9b818bb4 |
| u46_dma6_9c9a.u46 | 64.00k | 138d1cc7 |
| u47_dma6_ed62.u47 | 64.00k | 4312f851 |
| u48_dma6_a382.u48 | 64.00k | fd256128 |
| dallas_ds1225y-150.u7 | 8.00k | d7d46736 |
| dallas_ds1230y-120.u17 | 32.00k | 6fcc7313 |