Double Dragon (bootleg with 3xM6809, set 2)
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| dumper | f205v |
| date | 19/04/2008 |
| emulator | MAME 0.125u4 |
| dev | David Haywood |
| name | ddragon6809a on Arcade Database |
| description | Double Dragon (bootleg with 3xM6809, set 2) |
| year | 1987 |
| manufacturer |
Technical references
CPUs
| QTY | Type | clock | position | function |
|---|---|---|---|---|
| 2x | EF68B09EP | 8-bit Microprocessor - main | ||
| 1x | EF68B09EP | 8-bit Microprocessor - sound | ||
| 2x | YM2203C | FM Operator Type-N (OPM) - sound | ||
| 2x | YM3014 | D/A Converter (DAC) - sound | ||
| 2x | OKI M5205 | ADPCM Speech Syntesis IC - sound | ||
| 2x | LM324N | - | Quad Operational Amplifier - sound | |
| 1x | TDA2003 | - | Audio Amplifier - sound | |
| 1x | oscillator | 20.000 | ||
| 1x | oscillator | 24.575 | (24.000 on PCB2) | |
| 1x | orange resonator | CSB445E | (CSB500E on PCB2) |
ROMs
| QTY | Type | position | status |
|---|---|---|---|
| 9x | 27256 | 13-21 | dumped |
| 12x | 27C512 | 1-12 | dumped |
| 2x | AM27S21PC | dumped | |
| 1x | N82S123N | dumped | |
| 1x | AM27S29PC | dumped |
RAMs
| QTY | Type | position |
|---|
PLDs
| QTY | Type | position | status |
|---|---|---|---|
| 1x | PAL16R4 | dumped | |
| 1x | PAL16R6 | dumped |
Others
1x 28x2 JAMMA edge connector
1x trimmer (volume)
2x 8 DIP switches banks
Notes
Files
-
PCB1 component side
-
PCB1 solder side
-
PCB2 component side
-
PCB2 solder side
-
PCB1 resistors detail
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