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Altera_Forum's avatar
Altera_Forum
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12 years ago

Stream to Memory sgdma problem

I am having two problems with the sg-dma in my system. My first issue is that the sg-dma ready signal goes low after the first element of streaming data, then returns high on the third. This causes...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

That would be a better way to get the data, but this actually a test architecture for transfer to a SATA HD. I haven't purchased a SATA IP yet, but we would eventually like to store a day or two of all this sampled data on disk. Instead of the mem-to-mem sgdma, the transfer would be controlled by the SATA IP. I'm not sure if it's possible yet, but if the SATA writes are fast enough, it should work.