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Altera_Forum
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12 years ago

Delayed Interrupt

Nios-II response to Continuous interrupt is delayed (sometime), due to this i am loosing my data what precaution should i take to handle this issue please have a look on print screen of m...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

You could also monitor the CPU avalon master's waitrequest signal. The stall you are seeing could come from a peripheral that is freezing the CPU, the SDRAM controller doing a refresh cycle for example.