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Altera_Forum's avatar
Altera_Forum
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12 years ago

Interrupt code problem

Hi, Actually I am a beginner in using niosII. Currently I am having some trouble in trying the interrupt code. This is a simple interrupt code. I am using SW0 and SW1 as the buttons. ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

Hi, maybe in you interrupt function, you should write

IOWR_ALTERA_AVALON_PIO_EDGE_CAP(PIO_1_BASE, 1);

Avoid printf() in interrupts

Here, you could post your code within [ code] balises

(Instead of printf(), you could light up some LEDs)