Disco No.1 (Rev.F): Difference between revisions
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Revision as of 20:45, 26 January 2015
| dumper | f205v |
| date | 10/01/2015 |
| emulator | MAME 0.158 |
| dev | David Haywood |
| name | discof |
| description | Disco No.1 (Rev.F) |
| year | 1982 |
| manufacturer | Data East |
Technical references
CPUs
| QTY | Type | clock | position | function |
|---|---|---|---|---|
| 1x | SY6502 | 1c main board | 8-bit Microprocessor - main | |
| 2x | AY-3-8910 | 3c,5c main board | Programmable Sound Generator - sound | |
| 1x | oscillator | 12.000MHz | x1.15k lower board |
ROMs
| QTY | Type | position | status |
|---|---|---|---|
| 1x | M5L2732K | 0-6 main board | dumped |
| 2x | M3-7603-5 | w7.10j w8.8a lower board | not dumped yet |
RAMs
| QTY | Type | position |
|---|---|---|
| 1x | MK4118N-40 | 2b main board |
| 2x | M58725P | 5f,5h lower board |
| 3x | Am93425DC | 7b.8b,9b lower board |
| 24x | uPD416C | 10a-15a,10b-15b,10c-15c,10d-15d lower board |
PLDs
| QTY | Type | position | status |
|---|
Others
1x 18x2 edge connector (main board)
1x 10x2 edge connector (lower board)
1x 50 pins flat cable connector from main board to lower board
1x trimmer (volume) (15c main board)
2x 8x2 switches DIP (7b,9b main board)
Square black epoxy block (label: CPU-7 DECO) on lower board
6x unmarked ICs (DIP20, 300mil - 9a,1c,2c,6j,1k,3k lower board)
Notes
main board: GGM-02 DE0087C-0 DECO MADE IN JAPAN
lower board: DSP-9 DE0106C-0 DECO MADE IN JAPAN
Files
-
main PCB component side -
main PCB solder side -
lower PCB component side -
lower PCB solder side
1267
