nRF9161 DK v0.9.1

Connectors for programming external boards

The voltage on the external board must match that of the Development Kit (DK).

Table 1. Pinout of connector P19 for programming external targets
Pin number Signal Description
1 SELECT Voltage supply from the external target, used as voltage detect input to the interface MCU
2 SWDIO Serial Wire Debug (SWD) data line
3 GND Ground
4 SWDCLK SWD clock line
5 GND Ground
6 SWO Serial Wire Output (SWO) line
7 N.C. Not used
8 N.C. Not used
9 N.C. Not used
10 RESET Reset