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Altera_Forum's avatar
Altera_Forum
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14 years ago

SGDMA data transfer question.

Hi, I did a memory transfer test from RAM to SDRAM using SGDMA, the speed test was evaluated using performance counter core, and it shows the transfer rate goes up to 370 MB/s with all con...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

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With a long sequential DMA transfer you should be able to hit 400MB/s at 100MHz on a 32-bit local interface.

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Hi BadOmen, Will I get this throughput if I am doing a transfer from BRAM to BRAM. Once my application is ready, I will be replacing one of the BRAM with DDR memory.

Hi Micheal, are you HAL APIs for SGDMA transfer from RAM to SDRAM? The numbers are very good.

Regards