Mass erase

[814420552]

hello,

    <1>  is the following protected in the red box write protection?

    <2>  if partition has CSE key sapce but no save any CSE key, then enable security, debugger also  can not remove security?? 

[Fabian_R]

Hello  Kui Wu,

If you could provide the name of the NXP product you are using and which document did you extract this information, I will gladly help you with your question.
Have a great day,
Fabian

-------------------------------------------------------------------------------
Note:
- If this post answers your question, please click the "Mark Correct" button. Thank you!

- We are following threads for 7 weeks after the last post, later replies are ignored
Please open a new thread and refer to the closed one, if you have a related question at a later point in time.
-------------------------------------------------------------------------------

[814420552]

My device is S32k146UAVLQ and extract this informatio form S32K11X-14X.pdf   chapter 5.2.1.1

thank you!

[danielmartynek · Accepted solution]

Hello Kui Wu,

1. This refers to the Flash protection, please see below the description of Program Flash Protection Registers.

2. Yes, in this case, it is not possible to mass erase the MCU.

AN12130 Production Flash Programming Best Practices for S32K1xx MCUs

Regards,

Daniel

[814420552]

Dear Daniel,

      thanks for your answer in time! I have marked  this answer is right!