Top Racer (no MB8841 + MB8842, 1983)
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| dumper | f205v |
| dump date | 15/06/2006 |
| emulator | |
| dev |
| name | 428 |
| description | Top Racer (no MB8841 + MB8842, 1983) |
| year | 1983 |
| manufacturer |
Technical references
CPUs
| QTY | Type | clock | position | function |
|---|---|---|---|---|
| 2x | ZILOG Z8002PS | lower PCB | 16-bit Microprocessor - main | |
| 2x | NEC D780c-1 | lower PCB | 8-bit Microprocessor - main | |
| 1x | oscillator | 24.576MHz | upper PCB | main |
ROMs
| QTY | Type | position | status |
|---|---|---|---|
| 7x | HN482764G | 1a,a2,a3,a4,ab,a,b lower PCB | dumped |
| 1x | HN482732G | a6 lower PCB | dumped |
| 1x | 82S129 | lower PCB | dumped |
| 8x | HN482764G | 1,2,3,6,7,8,9,10 upper PCB | dumped |
| 2x | AM2764 | 5,11 upper PCB | dumped |
| 4x | TNS2732JL | 12,13,14,15 upper PCB | dumped |
| 8x | 24S10 | upper PCB | dumped |
| 2x | 7603 | upper PCB | dumped |
| 2x | 7643 | upper PCB | dumped |
RAMs
| QTY | Type | position |
|---|
PLDs
| QTY | Type | position | status |
|---|---|---|---|
| 2x | PAL12L6 | lower PCB | dumped |
| 1x | PAL16L8 | lower PCB | read protected |
Others
1x 18x2 edge connector (lower PCB)
1x 18x2 edge connector (upper PCB)
Notes
Not working
lower PCB is marked "1081-C"
upper PCB is marked "1080-C"
update 20260825: from Porchy: - Suspicious. Looks half bad but impossible to tell for certain
Files
-
ROMs
428
