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Altera_Forum's avatar
Altera_Forum
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14 years ago

push_button irq handler question

Hi, I use NEEK CycloneIII (CP3C25). App is quite simple it turns on the led corresponding the push button pressed (see code below). I copied irq handler procedure from standard binary_counter.c ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

I haven't looked at your code closely but this sounds an awful lot like a simple button bounce issue. A common way to account for button bounce is to simply add a delay after first detecting the button press.