>The POR check is about the third thing I do, after setting a TRIS
>register and initializing a port.  All veriables are set after this
>point.  I am now convinced that during the Slows, everything in the
>program runs OK, just slower.  I am pretty sure I have seen this before
>on the bench, but just a time or two.

What I was trying to say was, maybe you should add a cap in parallel with
the MCLR pullup resistor (100pF should be enough), and try again.

Peter

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