Unknown Capcom bootleg
From Citylan
| dumper | f205v, Maru79 |
| date | 04/12/2024 |
| emulator | |
| dev |
| name | 637 |
| description | unknown Capcom bootleg |
| year | 1983 |
| manufacturer |
Technical references
CPUs
| QTY | Type | clock | position | function |
|---|---|---|---|---|
| 1x | SY6502 | 1.997MHz(@37) - 1.997MHz(@39) | main PCB ic138 | 8-bit Microprocessor - main |
| 1x | LH0080B Z80B-CPU | 3.577MHz(@6) | main PCB ic46 | 8-bit Microprocessor - main |
| 1x | M5205 | 453.2kHz(@16) - 453.1kHz(@17) | main PCB | ADPCM Speech Syntesis IC - sound |
| 1x | YM2151 | 1.788MHz(@23) - 3.577MHz(@24) | main PCB ic30 | FM Operator Type-M (OPM) - sound |
| 1x | YM3012 | 1.788MHz(@2) | main PCB ic125 | D/A Converter (DAC) - sound |
| 1x | C1182H | - | main PCB ic169 | Audio Amplifier - sound |
| 3x | 4558CC | - | main PCB ic126, ic127, ic153 | Dual Operational Amplifier - sound |
| 1x | oscillator | 12.000MHz | main PCB x1 | |
| 1x | oscillator | 3.579545 | main PCB x2 |
ROMs
| QTY | Type | position | status |
|---|---|---|---|
| 1x | D27256 | main PCB 4 | not dumped yet |
| 7x | M27512ZB | main PCB 1-3, 5-8 | not dumped yet |
| 8x | M27512ZB | ROMs PCB 9-16 | not dumped yet |
| 2x | M1-7643-5 | main PCB ic156, ic160 | not dumped yet |
| 1x | M1-7621-5 | main PCB | not dumped yet |
| 1x | N82S191N | main PCB ic140 | not dumped yet |
RAMs
| QTY | Type | position |
|---|---|---|
| 5x | V61C16S55L | main PCB ic38, ic55, ic106, ic128, ic131 |
| 2x | GM76C28-10 | main PCB ic29, ic123 |
| 1x | HM6264LP-15 | main PCB ic68 |
PLDs
| QTY | Type | position | status |
|---|---|---|---|
| 0x |
Others
1x 28x2 JAMMA edge connector (main PCB)
1x 26 pins connector from main PCB ic96 to ROMs PCB
1x trimmer (volume)(main PCB VR)
2x 8 DIP switches banks (main PCB SW1, SW2)
Notes
main PCB is marked: "GD-8083AX" on component side
main PCB is labelled: "inspected" on component side
ROMs PCB is marked: "GD-8083B" on component side
Working
Files
-
main PCB component side
-
main PCB solder side
-
ROMs PCB component side
-
ROMs PCB solder side
637
