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2023-05-03 19:09:08 +02:00
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corrected placement of crystal, and changed RP1 to 10K
2023-05-03 18:47:33 +02:00
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2022-12-15 18:33:23 +01:00
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the keyboard overlay for my ZX81+38 keyboard with real buttons
2022-12-15 18:23:51 +01:00
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2022-11-23 13:25:59 +01:00
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2022-10-06 17:37:33 +02:00
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6 October, 2022 small corrections (74LS11 from mouser must also be a 74HC11, and the SRAM must be a 600mil wide and not a 300mil wide from mouser)
2022-10-06 17:33:50 +02:00
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version rev1.9 with corrections to cassette I/O
2022-09-15 17:25:35 +02:00
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Corrections for CO2 and CO3 (TIP not RING connected) and for values of C7, C8 and R59
2022-09-15 17:17:14 +02:00
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corrections for C7, C8 and R59
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Rev 1.9 but with corrected connections for CO2 and CO3 for connection to TIP of TRS connectors
2022-09-15 17:13:14 +02:00
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corrected values of C7, C8 and R59
2022-09-15 17:11:02 +02:00
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2022-09-10 16:48:27 +02:00
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Updated the silk screen overlay, with some lettering below the buttons repaired, for example the lettering "10" was replaced with "0", also the lettering was made bolder.
This is thus revision 1,2
2022-09-10 16:44:25 +02:00