Return of the Invaders (bootleg, without MCU, set 3)
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| dumper | f205v |
| date | 21/02/2007 |
| emulator | MAME 0.188 |
| dev | Osso |
| name | retofinvb3 on Arcade Database |
| description | Return of the Invaders (bootleg, without MCU, set 3) |
| year | 1985 |
| manufacturer |
Technical references
CPUs
| QTY | Type | clock | position | function |
|---|---|---|---|---|
| 2x | SGSZ8400AB1-Z80ACPU | CPU board | 8-bit Microprocessor - main | |
| 1x | ZILOGZ0840006PSC-Z80CPU | CPU board | 8-bit Microprocessor - main | |
| 2x | SN76496 | CPU board | Digital Complex Sound Generator - sound | |
| 1x | oscillator | 18432 | CPU board |
ROMs
| QTY | Type | position | status |
|---|---|---|---|
| 5x | TMS2764JL | CPU board 1,2,3,4,5 | dumped |
| 3x | DM74S287N | CPU board | dumped |
| 7x | TMS2764JL | ROMs board 10,11,12,13,14,15,16 | dumped |
| 4x | MMI6353-1 | ROMs board | dumped |
RAMs
| QTY | Type | position |
|---|
PLDs
| QTY | Type | position | status |
|---|---|---|---|
| 0x |
Others
CPUs board:
1x 22x2 edge connector (G)
1x 12 legs connector (H)
1x trimmer (volume)
3x 8 DIP switches dip (SWA,SWB,SWC)
1x 50 pins flat cable connector to ROMs board (R)
ROMs board:
1x 18x2 edge connector (T)
1x 50 pins flat cable connector to CPUs board (R)
Notes
This board has differences from the original:
1) there is not a 68705
2) there are 7 PROMs instead of 4
update 20070223: a second PCB popped up, it's perfectly identical to the first one
Files
539
