35 рядки
340 B
Plaintext
35 рядки
340 B
Plaintext
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COL
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---
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Anode side, senses keys with internal pull-up.
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Left to right:
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PTD6
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PTD5
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PTD4
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PTD3
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PTA19
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PTA18
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PTA4 NMI
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PTA2
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PTA1
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PTE25
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PTE24
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PTE30
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PTE29
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PTE21
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ROW
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----
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Cathod side, given strobe with output low.
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Top to bottom:
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PTB3
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PTB16
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PTB17
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PTC0
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PTC1
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