AN1190: Series 2 Secure Debug

PublishTime：2023-02-21

●This application note describes how to lock and unlock the debug access of Series 2 devices. Many aspects of the debug access, including the secure debug unlock, are discussed. The Debug Challenge Interface (DCI) and Mailbox Interface for locking and unlocking debug access are also included.
●The debug locks and unlocks for the Cortex-M33 debug interface are implemented through the Secure Engine on Series 2 devices.
●KEY POINTS
■Basic overview of the Secure Engine.
■Debug port access by Debug Challenge Interface (DCI) or Mailbox Interface.
■New locking and unlocking features for Series 2 devices.
■Examples for Public Command Key provisioning and Secure Debug Unlock.

Brand of Product：	Silicon Labs
Part#：	Series 2 More Part#
Product Category：	More
Application：	More
Data Type：	Application note & Design Guide More
Safety & Environment Standards：	More
Operating Temperature：	Please see the document for details
Qualification Grade：	More
Qualification Approval：	More
Package：
Language：	English Chinese Chinese and English Japanese
Date of Creation：	February 2023
Version Number：	Rev. 0.8
Data Encoding：	AN1190
Data Size：	4 MB

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