All images are black & white 300 dpi gifs, scanned from copies of the datasheets.
This board was used with TRS80 M1, 3, 4 and compatibles and several CP/M machines from the same area (1980-1985). Here the interface between the WD1002 and the Model 1.
Data sheet, 7 pages in PDF
Jumper settings for a working board (tested with LNW80). Each individual pin is numbered, and '--' means a jumper is present: E1--E2 E3 E4 E5--E6 E7 E8--E9 E10 E11 E12 E13 E14 E15--E16 E18--E19 E20--E21 E22--E23 Taken from an ASSY 61-031094-00 REV N WD1002-05 (not the board above)
Note that this information is only for your entertainment. I do not produce or sell these boards.
Last update: 2021-11-22
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