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Occasional Contributor

5 years ago

Solved

MAX 10 flash controller wrapping mode - non-functional

I've been using the MAX 10 internal flash with success on the 10M08SCU169. I am not using bursts. I ran out of space on the device and was looking for ways to reduce my resource usage. The IP for ...

JohnT_Altera
5 years ago
Hi,

From the SIgnalTap, I observed that you only provide read signal for 1 clock cycle when you are using burst count of 2. I would recommend you to provide read signal at least 2 clock cycle when you are using burstcount of 2 in wrapping mode.

Please refer to Figure 18 in https://www.intel.com/content/dam/www/programmable/us/en/pdfs/literature/hb/max-10/ug_m10_ufm.pdf

JohnT_Altera

Regular Contributor

5 years ago

Hi,

I am not able to compile your design. Could you provide me the testing result of the STP file?

foft
Occasional Contributor
5 years ago
OK, here are the compiled projects.

Note for if you recompile it: I was scripting the convert programming files to add the hex file to the UFM.

I'll send signal tap traces in a subsequent message.
minimal_flash_compiled.tar.gz22.7 MB
- foft
  Occasional Contributor
  5 years ago
  Here are the captures from signal tap as standard vcd files.
  minimal_flash_capture.tar.gz29 KB
  - foft
    Occasional Contributor
    5 years ago
    With burst wrapping mode:
    
    With burst incremental mode:

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MAX 10 flash controller wrapping mode - non-functional

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