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

Stream to Memory sgdma problem

I am having two problems with the sg-dma in my system. My first issue is that the sg-dma ready signal goes low after the first element of streaming data, then returns high on the third. This causes...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

Yes… I have been made my own dispacther and makes me cool.

My dispatcher is nios less.

- Nios only do initialization at first.

- Nios get a ready address from dispatcher (like mutex way)

- Dispatcher controls write master mSDGMA like round-robin (dual storage)

TCP/IP troughput around 33Mbps

14 bit ADC x 1024 length @ 2kHz samples