SLAZ709A October   2017  – June 2025 MSP432E401Y , MSP432E411Y

 

  1.   1
  2. 1MSP432E4 SimpleLink™ Microcontrollers
    1. 1.1 Introduction
    2. 1.2 Device Nomenclature
    3. 1.3 Device Markings
    4. 1.4 Errata Overview
    5. 1.5 Errata Descriptions
      1.      ADC#13
      2.      ADC#14
      3.      EPI#01
      4.      GPIO#09
      5.      GPTM#09
      6.      GPTM#15
      7.      HIB#10
      8.      HIB#16
      9.      HIB#18
      10.      HIB#19
      11.      MEM#07
      12.      MEM#15
      13.      MEM#16
      14.      PWM#04
      15.      PWM#05
      16.      PWM#06
      17.      QEI#01
      18.      SSI#03
      19.      SSI#05
      20.      SSI#06
      21.      SSI#07
      22.      SSI#08
      23.      SYSCTL#03
      24.      SYSCTL#18
      25.      SYSCTL#24
      26.      USB#04
      27.      WDT#08
    6. 1.6 Appendix 1
    7. 1.7 Appendix 2
  3. 2Trademarks
  4. 3Revision History

MEM#16

JTAG unlock issue when BOOTCFG is committed with NW=0

Description

After configuring the BOOTCFG register with NW=0, DBG1=0 and DBG=1, the JTAG Debugger access is locked and cannot be unlocked by one Unlock Sequence Run.

Workaround

The Unlock Sequence has to be run twice for the device to be unlocked.