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Altera_Forum
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14 years ago

Fast & Large block data transfer over USB - DE1/DE2 ?

Hi I have a DE1 fpga module, which has a single USB port that seems to be dedicated to programming. Is it possible to use it to do fast, large block data transfers over the USB ? I see quite a ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

You could try using the JTAG Avalon Master component and driving it from SystemConsole. This gets transfer rates pretty close to the maximum raw JTAG rate (the latter is about 5Mb/s write only on Linux for large transfers, windows is I think about 3Mb/s. I don't have the exact figure for the Avalon write bandwidth on me I'm afraid).