> > very long TMR0 period and s/w that is doing nothing else that
> > there is ample time and opportunity to poll T0IF...
> 
> Now, having a slow Fosc doesn't give you more "time" really,
> since everything have been slowed down. You still have
> exactly the same number of processor *cycles* (with is the
> only kind of "time" the processor knows about) between two
> TMR0 rollovers...

Yes, I did mean to say that it was "real" time, not cycle times.
I meant a long time compared with the sub-second button time

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