CBM 720
Game Information
| manufacturer | Commodore Business Machines |
| year | 1983 |
| clone of | b128hp |
| other clones | b256hp bx256hp cbm710 cbm720 cbm720_de cbm720_se cbm730 |
| genre | N/A |
| downloads | 40 |
Screenshots
Download Details
| split set | cbm720.zip 12.27k |
| parent set | b128hp.zip 38.76k ↗ |
| bios/device | c8050.zip 38.12k |
| bios/device | c8050fdc.zip 426.00b |
| standalone set | cbm720.7z 35.04k |
Driver Details
| source | commodore/cbm2.cpp |
| status | good |
| emulation | good |
| savestate | supported |
Screen Details
| display | screen |
| type | raster |
| orientation | horizontal |
| width | 768px |
| height | 312px |
| refresh | 60mhz |
Input Details
| player | 1 |
| type | keyboard |
| buttons | 93 |
| directions | N/A |
Chipset Details
| name | MOS Technology 6509 |
| clock | 1.91mhz |
| name | MOS 6526A CIA |
| clock | 1.91mhz |
| name | MOS Technology 6502 |
| clock | 0.95mhz |
| name | MOS Technology 6504 |
| clock | 0.95mhz |
| name | Speaker |
| clock | N/A |
| name | MOS 6581 SID |
| clock | 1.91mhz |
| name | Speaker |
| clock | N/A |
| name | Floppy sound |
| clock | 43.07khz |
| name | Speaker |
| clock | N/A |
| name | Floppy sound |
| clock | 43.07khz |
ROM Details
| name | size | crc |
|---|---|---|
| 901244-03b.u61 | 8.00k | 4276dbba |
| 901244-04a.u61 | 8.00k | 09a5667e |
| 901241-03.u59 | 8.00k | 5c1f3347 |
| 901240-03.u60 | 8.00k | 72aa44e1 |
| 901232-01.u25 | 4.00k | 3a350bc3 |
| 906114-05.u75 | 245.00b | ff6ba6b6 |