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Altera_Forum
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16 years ago

EPCS4 data format?

I have an EPCS4 on a board with a Cyclone II. I'm using the pof file to load the EPCS4 and that all works fine. I have a processor on the board which then goes to read the EPCS4 to save it on an SD C...
Altera_Forum's avatar
Altera_Forum
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16 years ago

The bitreversal requirement comes from the fact, that FPGA configuration bitstream has to be LSB first, which is opposite to SPI and serial flash standard bit sequence. Altera has the SRunner software tool for embedded EPCS programming, you can consult the source code to find out programming details.