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Altera_Forum
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16 years ago

SSRAM to DDR buffer copy

Hello, i've tried to copy a buffer stored in the SSRAM (2 Mbytes) that is filled by a VHDL block to a file, on DDR. Here is my code : void dumpDataToFile(void){ unsigned int addr,...
Altera_Forum's avatar
Altera_Forum
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16 years ago

You can't expect hardware speed when writing data through file interface. It involves a large overhead (many instruction cycles per byte). NIOS II isn't a GHz Pentium processor.