You could have a simple one-wire bus between the PICs that would "request the bus", which would change the TRIS bits from inputs to outputs and vice-versa for both?
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Re: Display values from two PIC16F series controllers with one LCD display
You could have a simple one-wire bus between the PICs that would "request the bus", which would change the TRIS bits from inputs to outputs and vice-versa for both?
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