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<Anyway, the point is, the 877's freak out when I touch
>the case or RB3 with my finger. It skips lines of code, things ground out.
>LED's go off. buzzers go on... Swap a 774 into the circuit's ZIF, and
>flaky stuff goes away.
But more interesting, why the
>ceramic package itself does this also?
I all this happened in analog world, without reading other details, I would
think in electric field produced by a finger not grounded ! , injecting
current in high impedance inputs; and the effect of humidity lowering the
high impedance of ceramic surface
Is a possibility only, of course.
See also: www.piclist.com/techref/io/serials.htm?key=usart
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