Unknown Excellent System

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Revision as of 20:12, 4 May 2026 by WikiSysop (talk | contribs) (Created page with "{| style="float: right;" border="1" cellpadding="3" cellspacing="0" |+ style="background:silver" | EMU Infos |- |dumper || f205v, Team Europe |- |date || 04/05/2026 |- |emulator || |- |dev || Osso |} {| style="float: right;" border="1" cellpadding="3" cellspacing="0" |+ style="background:silver" | PCB Infos |- |name || '''1804''' |- |description || '''unknown Execellent System''' |- |year || '''1996.06''' |- |manufacturer || '''Execellent System Ltd''' |} ==Technical r...")
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EMU Infos
dumper f205v, Team Europe
date 04/05/2026
emulator
dev Osso
PCB Infos
name 1804
description unknown Execellent System
year 1996.06
manufacturer Execellent System Ltd

Technical references

CPUs

QTY Type clock position function
1x TMP68HC000P-16 u22 16/32-bit Microprocessor - main
1x unknown TQFP108 u60 label: EXCELLENT SYSTEM LTD. ES9402LA
1x YMZ280B-F u55 8-Channel PCM/ADPCM Decoder - sound
1x TA7222AP - u56 Audio Amplifier - sound
1x oscillator 32.000MHz osc1
1x oscillator 26.666MHz osc2
1x oscillator 3.579545 osc3

ROMs

QTY Type position status
2x TMS27C040-10 u57,u59 dumped
5x D23C16000WCZ (read as OKI MR27C1602B) u3,u9,u14,u18,u52 dumped

RAMs

QTY Type position
5x CY7C199-15PC u46,u63,u64,u65,u66

PLDs

QTY Type position status
1x EPM7032LC44-15T u21 read protected

Others

1x 36x2 edge connector (CN1)
1x 10x2 edge connector (CN2)
1x trimmer (volume) (VR1)
1x 8 DIP switches bank (DIPSW1)
1x battery 3.6V

Notes

PCB is marked: "ES9606-1", "KS-11" and "EXCELLENT SYSTEM LTD" on component side

Files

1804

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