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Altera_Forum's avatar
Altera_Forum
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20 years ago

PIO Interruptions

Hello, I made a simple program with an ISR, and when I unmask the most periodic interruptions, they aren't seen by my program. I have a simple question, anyone knows what is the maximum freq...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
20 years ago

Hi Nofi,

What kind of PIO interupt r u using (level,edge and so on)?And what is connected with this PIO pin? The maximum system frequency applicable in SOPC Builder is linked with the FPGA you are using (Cyclone,Cyclone II, Stratix and so on) and the logic architecture of your system...

But tell us more about your interupts.