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Altera_Forum's avatar
Altera_Forum
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13 years ago

having trouble with interrupt

Hello everyone , I'm try for a very long time to do a simple interrupt with nios ii. this is my problem: i have button in sratix ii dev kit and all i want to do in nios is just to turn on ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

Hi,

Could you elaborate on the definition of "irq_bit_mask"?

In SOPC builder, my PIO IRQ (width = 1 bit) is on IRQ line 9.

Does this mean my "irq_bit_mask" is bit 9?