> - if the IE for that funtion was cleared on power-up, no 
> bother with it's IF

Ask yourself: do you want your product to be resistent to just one
particular bit flip (maybe because to can reason that it has a much more
desatreous result than all other bit flips), or do you plan to make it
resistent to all possible bit flips?

Wouter van Ooijen

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Van Ooijen Technische Informatica: www.voti.nl
consultancy, development, PICmicro products
docent Hogeschool van Utrecht: www.voti.nl/hvu
 

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