Forum Discussion

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

URGENT: Peripheral to Memory DMA Transaction

Hello, may I know how to transfer data from peripheral to memory using DMA? It is quite confusing from memory-to-memory transfer. please help! thanks!
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Basically, that is possible, but you might want te have some logic to acknowledge and suppress the interrupt (Set/Reset register). Otherwise your software might re-enter the interrupt as long as the signal is active.