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Altera_Forum
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14 years ago

Urgent: DMA Timing Analysis Result

Hello. Currently I am using DMA to transfer data from SDRAM to SRAM. The size of the data is 10digit (from 0 to 9). the result from performance counter showing DMA is slower than using IOWR. why? is ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

I tried for 2MB of data but still IOWR and IORD is faster. why? The data is transfer inside the same SDRAM but different offset.