> that timer 1 /increments/ and that the timer flag gets set when it
> rolls over from 0x0000 to 0xffff. At least that's what my (possibly
> failing :) memory tells me.

A decrementing counter would pass through 0 to FFFF. An
incrementing counter, which I'm sure all PIC timers are, unless
I missed something in the thread (not all of which I've read yet),
sets an IF when it increments from FF or FFFF to 0

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