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Altera_Forum's avatar
Altera_Forum
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11 years ago

SGDMA to SDRAM speed?

[EDIT] SOLVED Hello, I'm trying to develop an accelerator for a computer vision algorithm. The host program is running on the Intel Atom on the DE2i-150 board, and is sending images ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

Well what you can do is change your sgdma to memory - stream, then use DC fifo, then use another DMA to do stream - memory. What would make this easier is if you use the Modular SGDMA which breaks out the descriptor control, write control, and read control. I think you will be able to get away with 1 descriptor control vs 2 if you use Altera's SGDMA.