Using MPLAB® Harmony MHC to Control PIC32M JTAG

JTAG can be enabled or disabled in MPLAB® Harmony using MPLAB Harmony Configurator (MHC).

Open MHC and expand the following selection tree to find the Enable JTAG? checkbox:
Harmony Framework Configuration > System Services > Device Control > Use Device Control System Service?

The state of this checkbox determines which of the following lines of code are added to the SYS_Initialize function:

  • SYS_DEVCON_JTAGDisable();
  • SYS_DEVCON_JTAGEnable() ;
© 2023 Microchip Technology, Inc.
Notice: ARM and Cortex are the registered trademarks of ARM Limited in the EU and other countries.
Information contained on this site regarding device applications and the like is provided only for your convenience and may be superseded by updates. It is your responsibility to ensure that your application meets with your specifications. MICROCHIP MAKES NO REPRESENTATIONS OR WARRANTIES OF ANY KIND WHETHER EXPRESS OR IMPLIED, WRITTEN OR ORAL, STATUTORY OR OTHERWISE, RELATED TO THE INFORMATION, INCLUDING BUT NOT LIMITED TO ITS CONDITION, QUALITY, PERFORMANCE, MERCHANTABILITY OR FITNESS FOR PURPOSE. Microchip disclaims all liability arising from this information and its use. Use of Microchip devices in life support and/or safety applications is entirely at the buyer's risk, and the buyer agrees to defend, indemnify and hold harmless Microchip from any and all damages, claims, suits, or expenses resulting from such use. No licenses are conveyed, implicitly or otherwise, under any Microchip intellectual property rights.