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Altera_Forum's avatar
Altera_Forum
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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

Thanks for your reply. The code fragments is ->here<- (http://codeupload.com/5202).

The descriptor chain is stored on on-chip memory, and no parked feature of SGDMA. I want to use a command received via UART port or a push on a key to trigger a transmission, as you can see two flags in the code, RS232_Rx_flag and key_flag .