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  • Enhancing Device Security by Using JTAGLOCK Feature

    • SPRACS4 June   2020 TMS320F2800132 , TMS320F2800133 , TMS320F2800135 , TMS320F2800137 , TMS320F2800152-Q1 , TMS320F2800153-Q1 , TMS320F2800154-Q1 , TMS320F2800155 , TMS320F2800155-Q1 , TMS320F2800156-Q1 , TMS320F2800157 , TMS320F2800157-Q1 , TMS320F28384D , TMS320F28384D-Q1 , TMS320F28384S , TMS320F28384S-Q1 , TMS320F28386D , TMS320F28386D-Q1 , TMS320F28386S , TMS320F28386S-Q1 , TMS320F28388D , TMS320F28388S , TMS320F28P650DH , TMS320F28P650DK , TMS320F28P650SH , TMS320F28P650SK , TMS320F28P659DH-Q1 , TMS320F28P659DK-Q1 , TMS320F28P659SH-Q1

       

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  • Enhancing Device Security by Using JTAGLOCK Feature
  1.   Enhancing Device Security by Using JTAGLOCK Feature
    1.     Trademarks
    2. 1 Security Feature on C2000 Device
    3. 2 JTAGLOCK Feature
      1. 2.1 Z1OTP_JLM_ENABLE
      2. 2.2 JTAG Password
        1. 2.2.1 Z1OTP_JTAGPSWDHx
        2. 2.2.2 Z1OTP_JTAGPSWDLx
    4. 3 Enabling JTAGLOCK
      1. 3.1 CCS Flash Plug-in GUI
      2. 3.2 Security Configuration Embedded in .out File
    5. 4 Disabling JTAGLOCK
      1. 4.1 Target Configuration (.ccxml) File
    6. 5 Permanent JTAGLOCK
    7. 6 References
  2. IMPORTANT NOTICE
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APPLICATION NOTE

Enhancing Device Security by Using JTAGLOCK Feature

Enhancing Device Security by Using JTAGLOCK Feature

The JTAGLOCK feature provides a means for the C2000 device to disable JTAG access to the device via debug tools like Code Composer Studio™ (CCS) IDE. This feature has been implemented in the C2000™ Microcontroller (MCU) devices starting with the TMS320F2838x product family. This application report provides details on how to leverage this feature.

Trademarks

Code Composer Studio, C2000 are registered trademarks of Texas Instruments.

All other trademarks are the property of their respective owners.

 
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