help please on correct Multiple Interupt handling,
Dan Michaels email (remove spam text)
>Or you could implement a priority scheme with the table entries. For
>entries that have multiple interrupt conditions, just jump to the handler
>for the highest priority one. In other words 7 entries but only 3 different
Yeah, this "almost" seems like a clever way to prioritze interrupts:
It is a "very" fast filter, but it gets extremely unwieldy as
you add more interrupts 8 -> 16 -> 32 -> 64/etc table entries.
To do PIR1 this way, you need a table with 256 entries. Oops,
---> on to the next problem :).
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