Try changing the wire from the PC, pin 2 on the DB9 to PORTC.4. I think it goes directly to the J3 header.
PORTA.0 is still going through the POT and is a programming pin.
Try changing the wire from the PC, pin 2 on the DB9 to PORTC.4. I think it goes directly to the J3 header.
PORTA.0 is still going through the POT and is a programming pin.
Dave
Always wear safety glasses while programming.
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