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Altera_Forum
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17 years ago

DMA reading multiple PIOs

Hi, My system contains a total of twenty two (22) 16-bit I/O ports (Altera PIOs) that are used to read external (10 bit) ADCs. My system is running at 85MHz and my maximum sample rate should b...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

I think you'd better design a custom component that either maps your 22 inputs to 22 consecutive addresses, or that creates an Avalon Stream ready to be fed to an SGDMA.

edit: sorry jake, i didn't see your answer before posting mine