From Citylan
EMU Infos
| dumper | f205v
|
| dump date | 15/06/2006
|
| emulator |
|
| dev |
|
PCB Infos
| name | 428
|
| description | Top Racer (no MB8841 + MB8842) (set 2)
|
| year | 1982
|
| 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
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"
Files
428
