See pics in POST#1. 16F877A, and seems ADCON1 and CMCON settings are right.
Once the wire connection will work, i may suspect 2 other things.
1)open collector output of the receiver
2)use inverted mode instead. so the pin will idle low.
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Once the wire connection will work, i may suspect 2 other things.
1)open collector output of the receiver
2)use inverted mode instead. so the pin will idle low.
Last edited by mister_e; - 2nd April 2008 at 13:48.
Steve
It's not a bug, it's a random feature.
There's no problem, only learning opportunities.
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