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Altera_Forum
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14 years ago

Urgent: FIFO

Hello. anyone has FIFO example or tutorial or guide? I am trying to do DMA peripheral to memory transfer. I am using FIFO together with my peripheral so that DMA can transfer data from peripheral to ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

If you put data in a FIFO to be transfered through a DMA you should really consider using the (modular) SGDMA instead. Signals from a FIFO can almost be directly connected to an Avalon Stream interface and the data will be buffered for you.

Have a look at the scfifo megafunction (http://www.altera.com/literature/ug/ug_fifo.pdf) to see how to easily add a FIFO to your design.