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Altera_Forum's avatar
Altera_Forum
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15 years ago

sleep vs hardware condition SW problem.

hello, I have a problem I am not sure how to tackle. I have a niosII system with some custom HW blocks around it. One of them generates a PID locked indication signal. I would like to have ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

possibly setting up an interrupt would work, but how do I keep track of the 40ms?

If I could reliably depend on my HW to converge in time I wouldn't need a timer and an interrupt would be straight forward.

But I need the 40ms timer as backup in case the HW doesn't converge in 40ms.