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Altera_Forum's avatar
Altera_Forum
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21 years ago

How to set ISR in NiosII?

Hi all, Now I want to receive info from a custom UART in NiosII IDE by Interruption. I notice the code for receiving interruption in NiosI goes like this: ----------- in...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
21 years ago

Don,

Without knowing your hardware it's hard to comment further.

Your code is spinning permanently waiting for bit 7 of your register. Have you got the addresses right? Is this signal asserted? I suspect you either have faulty hardware or your addresses are wrong.