3.3.6.2 PIC32M EJTAG Pinout - 4-Wire JTAG

PIC32M EJTAG pin names and descriptions are shown in the table below. Pin numbers are shown for MPLAB PICkit Basic direct connection and Debugger Adapter Board 14-pin connection.

Table 3-11. PIC32M JTAG Connector 14-Pin Description
MPLAB PICkit Basic PinAdapter Board (14-Pin) PinNameDescription
111MCLRReset (optional). Used to reset the target device. Connecting this pin is recommended since it allows the MPLAB PICkit Basic to hold the target device in a reset state, which can be essential to debugging in certain scenarios.
214VDDMPLAB PICkit Basic providing power to target (optional) or target providing power to MPLAB PICkit Basic (PTG).
32, 4, 6, 8, 10GNDGround. All must be connected to ensure that the MPLAB PICkit Basic and the target device share the same ground reference.
43TDOTest Data Out (data transmitted from the target device into the MPLAB PICkit Basic).
59TCKTest Clock (clock signal from the MPLAB PICkit Basic into the target device).
61NCNot connected.
75TDITest Data In (data transmitted from the MPLAB PICkit Basic into the target device).
87TMSTest Mode Select (control signal from the MPLAB PICkit Basic into the target device).