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Altera_Forum's avatar
Altera_Forum
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16 years ago

Issue using SGDMA to frame buffer

Hi, I am buffering frames using an SGDMA. I was wondering if anyone has come across the following problem: After transferring successfully to the ddr2 with several descriptors, the ready...
Altera_Forum's avatar
Altera_Forum
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10 years ago

Dear BadOmen,

I need to develop a frame writer block that basically takes streaming video (AV-ST) coming in from a Clock Video Input block and writes it to DDR3 memory. I found two IP core templates:

- mSGDMA

- Avalon-MM Burst Master template

My question is which one would a good starting point for me to use? Note, all logic must be self-contained meaning no support from host (such as NIOS) shall be required during the frame writing process. Hence, I'm wondering whether mSGDMA is an overkill for this application.

Appreciate your feedback!