Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

SGDMA debug

Hello, I am trying to learn how to use SGDMA to transfer data to memory. First of all, I am trying to connect SGDMA TX directly to SGDMA RX and check results. You can find the source code ->here<-...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

SGDMA is capable of 19.2Gbps afaik, so the bottleneck is Your memory speed. Default SDRAM chip is capable of 100MHz * 16bit = 1.6Gbps. The wrong content could be wrong transfer technique.