Abacus (Ver 1.0)

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EMU Infos
dumper f205v
date 09/05/2010
emulator MAME 0.138u1
dev f205v
PCB Infos
name abacus on Arcade Database
description Abacus (Ver 1.0)
year 2001.08.24
manufacturer Nazionale Elettronica

Technical references

CPUs

QTY Type clock position function
1x H8/3048 ic1 16-bit Single-Chip Microcomputer - main (internal ROM not dumped)
1x AD-65 ic24 4-Channel Mixing ADCPM Voice Synthesis LSI - sound
1x LM358N ic27 Dual Operational Amplifier - sound
1x TDA2003 ic26 Audio Amplifier - sound
1x oscillator 30.000MHz osc1
1x blu resonator 1000J x1
1x oscillator KDS0D x2 (close to DS1302)

ROMs

QTY Type position status
1x W27C020 1 dumped
2x M27C4001 2,3 dumped

RAMs

QTY Type position
2x LST62832I-70LL-10L ic13,ic14

PLDs

QTY Type position status
1x ispLSI2064-80LJ ic12 not dumped

Others

1x 28x2 edge connector
1x 50 pins flat cable connector (CN4)
1x 12 legs connector (CN1)
2x trimmer (volume,spark)
1x 12x2 switches DIP
1x battery 3.6V

Notes

PCB is marked: "CE H83048" on component side
PCB is marked: "bottom" and "H83048 Rev. 1.1" on solder side
PCB is labeled: "ABACUS Vers. 1.0" and "FR 24.08.01" on component side

Files

912