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Altera_Forum's avatar
Altera_Forum
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15 years ago

Memory to Device DMA transfer

Hi, I am working on a byte transfer from SDRAM to a register of my custom hardware. I have set the byte transfer enable and wcon for byte transfers and write to a constant address. But, I see t...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Hi,

So your control register before starting the transfer by setting the GO-bit looks like that?

BIT0(BYTE) | BIT4(I_EN) | BIT7(LEEN) | BIT9(WCON)

If so, I would say you'v done it right and I have no idea what is wrong.....

EDIT: Just to be sure. In sopc the DMA is configured to perform byte transfers?