> For a simple application like this, calling the functions in the main loop 
> as fast as possible seems like the simplest solution. 

But it might complicate contact-bounce handling.

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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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