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Altera_Forum's avatar
Altera_Forum
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12 years ago

Remote update Cyclone IV from EPCS

Hello. I have DE2-115 and i'm able to reconfig it from EPCS with NIOS. But I have some problems with factory image. My factory image takes addresses in EPCS from 0x0 to 0xF0000. (Sectors...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

Please check these points:

- Are you sure you are correctly erasing sector 16? Try to read back epcs data. Maybe you are actually erasing sector 0.

- Does the FPGA+NIOS image really fits between 0 and 0xF0000? I would expect a bigger image for the C-IV device used on the DE2-115.

- After power up, check if FPGA doesn't reconfigure at all or if instead it configures but Nios doesn't boot.