topic Re: S32K Secured Debug in S32K

S32K Secured Debug

wanglijun — Fri, 30 Apr 2021 05:05:13 GMT

Hello, I have a question about he secured debug: Firstly I will set a value " Backdoor Comparison Key" in flash configuration. The when to input the backdoor verification key?

Re: S32K Secured Debug

danielmartynek — Fri, 30 Apr 2021 11:15:12 GMT

Hello @wanglijun,

Please refer to this example:

https://community.nxp.com/t5/S32K-Knowledge-Base/Example-S32K144-Verify-Backdoor-Access-Key-S32DS1-3/ta-p/1102820

Regards,

Daniel

Re: S32K Secured Debug

wanglijun — Thu, 06 May 2021 07:31:08 GMT

Hello, Is there reference document about the S32K secured debug? Thank you!

Re: S32K Secured Debug

danielmartynek — Fri, 07 May 2021 08:10:15 GMT

Hello @wanglijun

All the information needed can be found in the S32K1xx RM.

It is very similar to the security features of the Kinetis family MCUs.

You can refer to AN4507 Using the Kinetis Security and Flash Protection Features

https://www.nxp.com/docs/en/application-note/AN4507.pdf

Regards,

Daniel