Unknown Excellent System: Difference between revisions
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|name || '''1804''' | |name || '''1804''' | ||
|- | |- | ||
|description || '''unknown | |description || '''unknown Excellent System''' | ||
|- | |- | ||
|year || '''1996.06''' | |year || '''1996.06''' | ||
|- | |- | ||
|manufacturer || ''' | |manufacturer || '''Excellent System Ltd''' | ||
|} | |} | ||
Latest revision as of 20:14, 4 May 2026
| dumper | f205v, Team Europe |
| date | 04/05/2026 |
| emulator | |
| dev | Osso |
| name | 1804 |
| description | unknown Excellent System |
| year | 1996.06 |
| manufacturer | Excellent 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
-
PCB component side -
PCB component side notes -
PCB component side detail -
PCB solder side -
ROMs
1804
