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New Contributor

6 years ago

Generic QUAD SPI controller II

I am using a Micron MT25QL256 flash (replacing EPC256) and can't write protect sectors. I issue the command with the appropriate bits set but nothing is updated in the status register. I have exter...

YuanLi_S_Intel

Regular Contributor

6 years ago

Hi Eric,

Seems like there is some problem with the IP or the connection between FPGA and the flash memory. Can i check with you whether you have set MSEL pins for ASx4 configuration scheme?

For more information about the IP, you may refer to link below:

https://www.intel.com/content/dam/www/programmable/us/en/pdfs/literature/ug/ug_embedded_ip.pdf (page 247)

Regards,

EBers

New Contributor

6 years ago

Hi YL,

I have MSEL set to ASx4 and I am using Quartus 18.1 with a patch to support the Micron MT25QL256 device.

Eric

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Generic QUAD SPI controller II

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