7 e Mezzo
From Citylan
| dumper | f205v |
| date | 18/09/2005 |
| emulator | MAME 0.106u11 |
| dev | Roberto Fresca |
| name | 7mezzo on ProgettoEMMA 7mezzo on Arcade Database |
| description | 7 e Mezzo |
| year | 198x |
| manufacturer |
Technical references
CPUs
| QTY | Type | clock | position | function |
|---|---|---|---|---|
| 1x | R6502P | 8-bit Microprocessor - main | ||
| 1x | MC6845P | CRT Controller (CRTC) - Video | ||
| 1x | oscillator | 10.000MHz |
ROMs
| QTY | Type | position | status |
|---|---|---|---|
| 1x | DQ2764 | 1,2 | dumped |
| 1x | M2764 | NS1 | dumped |
| 1x | AM27128A | NS3.1 | dumped |
RAMs
| QTY | Type | position |
|---|---|---|
| 1x | MK48Z02B-20 | not dumped |
| 1x | MSM2128-20RS |
PLDs
| QTY | Type | position | status |
|---|---|---|---|
| 1x | PAL16R4A | dumped |
Others
1x 28x2 edge connector
1x 10 legs connector
2x trimmers
1x 4 DIP switches bank
Notes
Files
-
PCB component side
-
PCB solder side
-
instruction manual
-
connector pinout
-
manual, DIPs, pinouts
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