Revision History#

Revision 0.4#

August 2025

• Migrated to docs.silabs.com

Revision 0.3#

February 2025

• Updated front page

• Removed Introduction

• Added SiWx917 Security Feature

• Updated Debug Lock Overview

  • Added Sequence for Locking and Unlocking Both Cores

  • Added Secure Zone and Debug Lock

  • Added Permanent Debug Lock

• Renamed Architectural Overview to Debug Lock and Unlock Process

• Updated Debug Lock and Unlock Process

• Added Failure Analysis

• Updated examples section

  • Added Requirements

  • Updated instructions for locking and unlocking

• Replaced "TA" and "NWPSS" with NWP

Revision 0.2#

May 2024

• Updated name to "SiWx917 Debug Lock"

• Replace "ThreadArch" with "Network Wireless Processor"

• Replaced "TSS" with "NWPSS"

Revision 0.1#

February 2024

• Initial revision