How to detect ROM failure for S32K146

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How to detect ROM failure for S32K146

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pratheek_b
Contributor II

How to detect below mentioned ROM Failures,

  • ECC Flash indicates 2-bit error
  • Flash checksum fault twice in a row (slow background task checking application 2 faults in row)
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lukaszadrapa
NXP TechSupport
NXP TechSupport

Hi,

take a look at this application note:

https://www.nxp.com/docs/en/application-note/AN12522.pdf

Section "3.2 ECC for non-correctable errors" is the most interesting for you.

Regards,

Lukas

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