Griffon (Olympia bootleg of Phoenix)
From Citylan
| dumper | f205v |
| date | 18/03/2017 |
| emulator | |
| dev |
| name | 1490 |
| description | Griffon (set 3) |
| year | 1981 |
| manufacturer | Olympia |
Technical references
CPUs
| QTY | Type | clock | position | function |
|---|---|---|---|---|
| 1x | Z80CPUB1 | 2b | 8-bit Microprocessor - main | |
| 2x | LM324N | 2k,2j | Quad Operational Amplifier - sound | |
| 1x | oscillator | 10MHz | 10k |
ROMs
| QTY | Type | position | status |
|---|---|---|---|
| 8x | MM2716 | 00,07 | dumped |
| 4x | TMS2516 | b7,b8,d7,d8 | dumped |
| 1x | SN74S471N | 11k | dumped |
RAMs
| QTY | Type | position |
|---|---|---|
| 8x | SY2114-2 | 9b,9-10b,10-11b,11b,9d,9-10d,10-11d,11d |
PLDs
| QTY | Type | position | status |
|---|---|---|---|
| 0x |
Others
1x 22x2 edge connector
1x trimmer (volume)
2x 4x2 switches DIP (1.4d 2.4d)
1x 8x2 switches DIP (3.4c)
Notes
There is no MN6221AA Melody-Alarm Generator, it is substituted by a small piggyback sound PCB with some 74xx logic and 2x PROM 63S140N
main PCB is marked: "003 LATO A" and "003 LATO B"
sound PCB is marked: "LC" and "NW"
Files
-
assembled PCBs component side
-
main_PCB component side
-
main PCB solder side
-
sound PCB component side
-
sound PCB solder side
-
ROMs
1490
