nRF52840 DK v1.0.0

Interface MCU

The interface MCU on the nRF52840 Development Kit (DK) board runs SEGGER J-Link OB interface firmware and is used to program and debug the firmware of the nRF52840 system on chip (SoC).

Figure 1. Interface MCU
nRF52840 DK: USB for interface MCU, interface MCU, LED5, power switch, and IF Boot/Reset button