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KWang97's avatar
KWang97
Icon for Occasional Contributor rankOccasional Contributor
6 years ago

I want to Erase CFM0，but it seems like flash didn't response.

I want to Erase CFM0，but it seems like flash didn't receive my command. Why? ​ Below are code： ​ CFM1 : CFM port map( clock => ssClk, reset_n => ssRst, a...
JohnT_Altera's avatar
JohnT_Altera
Icon for Regular Contributor rankRegular Contributor
6 years ago

Hi,

  1. May I know how do you connect the clk to the On Chip Flash IP?
  2. Is it from internal Oscillator or clk pin?
  3. What is the clk frequency used?
  4. Could you read the status register (CSR_ADDR = 0x0) after you disable the write protection and after you execute sector erased?