Double Dragon (bootleg with 3xM6809, set 2)

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EMU Infos
dumper f205v
date 19/04/2008
emulator MAME 0.125u4
dev David Haywood
PCB Infos
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

691