Forum Discussion
EBers
New Contributor
New ContributorGeneric 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
Regular ContributorHi 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,
YL
EBersHi YL,
I have MSEL set to ASx4 and I am using Quartus 18.1 with a patch to support the Micron MT25QL256 device.
Eric
