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Altera_Forum's avatar
Altera_Forum
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19 years ago

multiple interrupts from a single push-io

Hi, How can I get just a single interrupts from a push-io. I have tried changing the SOPC for the push-io to generate only from a rising/falling edge change and that does not seem o help. ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

Hi Vmathieu,

Switches don't always open and close in one clean change of state, they often 'bounce' a bit. Maybe your interrupt is responding to this.

If you are just getting multiple interrupts then maybe you aren't clearing the interrupt source i.e. writing to the PIO edge capture register.

Banx.