Serial Wire Debug

The Serial Wire Debug (SWD) use two pins to communicate with the target. For further information on how to use the programming and debugging capabilities of the EDBG, see the EDBG user guide.

Table 1. SWD Connections
Pin on SAM4L8 Function
TCK SWD clock
PA03 SWD data
PA23 SWD trace data
Parent topic: Embedded Debugger Implementation