100k might be to large. too weak a pullup. i usually see 10k or even 4.7k as the pullup. check your input/output trisA settings and disable comparators, cmcon=7? ra4 is tied to cmp2.
100k might be to large. too weak a pullup. i usually see 10k or even 4.7k as the pullup. check your input/output trisA settings and disable comparators, cmcon=7? ra4 is tied to cmp2.
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