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Altera_Forum's avatar
Altera_Forum
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9 years ago

DMA vs MSGDMA

What is the difference betwen DMA and MSGDMA? Which is better to use?
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

Can your hardware handle the data come in as a stream? If so you might not need to temporarily copy it to SDRAM and just have the DMA pull it out and stream it to your hardware using Avalon-ST. Then you can have another DMA pull the data using Avalon-ST and write it back to memory.