Victor 21
From Citylan
| dumper | f205v, Corrado Tomaselli |
| date | 20/04/2008 |
| emulator | MAME 0.125u5 |
| dev | Luca Elia |
| name | victor21 on ProgettoEMMA victor21 on Arcade Database |
| description | Victor 21 |
| year | 1990 |
| manufacturer | Subsino - Buffy |
Technical references
CPUs
| QTY | Type | clock | position | function |
|---|---|---|---|---|
| 1x | unknown big black box | |||
| 1x | M5L8255AP | - | u37 | Programmable Peripheral Interface |
| 1x | UM3567 | u54 | FM Operator Type-LL - sound | |
| 1x | M6295 | u47 | 4-Channel Mixing ADCPM Voice Synthesis LSI - sound | |
| 1x | LM324 | - | u51 | Quad Operational Amplifier - sound |
| 1x | oscillator | 12.000 | x1 | |
| 1x | oscillator | 4.433619 | x2 | |
| 1x | oscillator | 3.579545 | x3 |
ROMs
| QTY | Type | position | status |
|---|---|---|---|
| 3x | 27C256 | 2,3,4 | dumped |
| 1x | M27C512 | 1 | dumped |
| 2x | 27512 | 5,6 | missing |
| 2x | DM74S287N | u35,u36 | dumped |
RAMs
| QTY | Type | position |
|---|---|---|
| 2x | HM6116-90 | u21,u22 |
PLDs
| QTY | Type | position | status |
|---|
Others
1x 36x2 edge connector (CON3)
1x 10x2 edge connector (CON4)
1x RS232 9pins connector
1x pushbutton (SW4)
3x 8 DIP switches banks (SW1, SW2,SW3)
2x batteries 3.6V (B1,B2)
Notes
PCB layout is identical to Victor 5
update 20231108: better description
Files
-
PCB component side -
PCB solder side -
Boot error
694
