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Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
21 years ago

Nios stops responding to interrupts

Using Nios(3.2), Nios32@30mhz with some user logic modules in the C4. The simplest possible ISR will works a random number of times (< 30) and then stop working. The IRQ signal from the user logic is...
amarkh's avatar
amarkh
Icon for New Contributor rankNew Contributor
2 years ago

I was actually able to solve my problem. I was using the printf() function inside of my code which is controlled by the JTAG connection, so as soon I unplugged the connection my code would break because the STDIO library couldn't be used without JTAG. After changing my code around to just toggle an output pin and scoping it, it never broke even with the interrupts.