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Altera_Forum
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19 years ago

Posible Problem with ISR Edge PIO

Hello, This is more a theoretical view, but think it could be important to you. When working with an IRQ generating PIO with Edge Capture Register and multiple inputs, a ISR proccesing rou...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

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originally posted by svhb@Sep 6 2006, 07:58 AM

the only easy way to solve this kind of issues is to reset the register in hardware automatically during the read operation. you must hower have a single clock read operation for that. that is the way i do it most of the time.

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Does such an operation exists for nios2 processor?

Which operation are you using?

Can you give an example?