Forum Discussion

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

DMA transfer called from PIO ISR

Hi, I want to test DMA transfer from memory to memory. I tried to use MemTest example design to do it. Everything is ok when I call this funcion once - in main(). But when I try to trigger DMA tr...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

OK.I have my problem resolved by re-enabling interrupt in the PIO ISR... using alt_irq_enable_all().