JTAG Communication Method (ver 2.15)

NOTE: Microchip updates its tools regularly. This page is an older version that we have preserved for the convenience of those who are supporting existing designs based upon older versions of our tools. Please check www.microchip.com/developerhelp for the updated version of this page.

Connection Types

Because you can use the J-Link Microchip Adapter to connect to the target board using either the 2-wire JTAG (ICSP) or 4-wire JTAG interface, you must choose which one your project will use.


Selecting the Communication Type

Follow the steps below to choose the communication type:

If the communication type does not match the actual connection, you WILL get errors when MPLAB X tries to communicate with the J-Link.



Select SEGGER J-Link node under Categories.


Select Communication Option Category.


Choose 2-wire JTAG or 4-wire JTAG for JTAG Method.

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