S32K312 SM implementation

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S32K312 SM implementation

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jiajun_x
Contributor I

‘DCF_CLIENT_TVF' This SM describes TVF in case of discrepancies, the client reports errors to DCM, but I did not see the corresponding fault in DCM.

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jiajun_x_1-1788919877767.png

 

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petervlna
NXP TechSupport
NXP TechSupport

Hello,

The statement "client reports errors to DCM" does not imply a dedicated FCCU/DCM fault-map entry. According to the Safety Manual, DCF client TVF/parity discrepancies are reported to the Device Configuration Module through the DCMEC (DCF Error Count) and DCMSRRx (DCF Scan Report) registers.

Therefore, the expected diagnostic visibility appears to be through DCMEC/DCMSRRx rather than through the FCCU fault map.

petervlna_0-1788935708237.pngpetervlna_0-1788935708237.png

Best regards,

Peter

 

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