53.8.1 Cortex Debug Connector (10-pin)

For debuggers and programmers that support the Cortex Debug Connector (10-pin) interface the signals should be connected as shown in the following figure with details described in the corresponding table.

Figure 53-13. Cortex Debug Connector (10-pin)
Table 53-8. Cortex Debug Connector (10-pin)
Header Signal NameDescription
SWDCLKSerial wire clock pin
SWDIOSerial wire bidirectional data pin
RESETTarget device reset pin, active low
VTrefTarget voltage sense, must be connected to the device VDD
GNDGround
Note: JTAG and Serial Wire Interface recommendations can be found in the “Basic 32-Bit MCU Design and Troubleshooting Checklist” guide on the Microchip web site, www.microchip.com.