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
