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update errata for pcb rev.A and rev.A1

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This commit is contained in:
Eugene Lozovoy
2023-09-18 12:30:39 +03:00
parent 3b9dc68921
commit f3e6ae038a
3 changed files with 5 additions and 1 deletions
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3
pcb/rev.A/ERRATA.txt
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@ -1,3 +1,6 @@
- MIDI_IN is connected to U4/pin13, should be U4/pin14
- Incorrect ZX BUS pinout. Following signal pairs should be swapped: NMI/MIX_R, MIX_L/RST, CLKCPU/A1
- Incorrect connection between U5/pin4, U10/pin4 and U7/pin28. Should be cutted.
UPD. 2023-09-18:
- R1 and R34 should be 10kOhm