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Altera_Forum
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10 years ago

boot NIOS and FPGA from EPCS flash

Hi all, I am having problems booting up my Nios C code from EPCS. I am building my own FPGA board, not using a demo board. I'm using Quartus 15.0 and DE0 NanoBoard( Cyclone IV as FPGA) My app...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

Hi all,

I still have the problem with the EPCS64 flash, the write operation can be done( because when i write in sectors where the FPGA configuration is saved, I can't boot from the EPCS64).

I noticed that the problem comes from the read function because i get always 0xFF from the flash.

Do you have an idea about this issue ? I really need your help, because i spent a lot of time without success.

Thank you in advance.

Best regards.