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ZX81plus38rev1,9.pdf (file size: 321 KB, MIME type: application/pdf)
revision 1.9 has revised joystick circuitry, with R23 = 1K and 10K pulldowns on bases of transistors.
Click on a date/time to view the file as it appeared at that time.
|current||16:00, 15 September 2022||(321 KB)||Mahjongg||corrected C7, C8 and R59|
|15:30, 23 August 2022||(318 KB)||Mahjongg||revision 1.9 has revised joystick circuitry, with R23 = 1K and 10K pulldowns on bases of transistors.|
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