Connect and test
Step 1 of 6
What's included in the box: the nRF52840 DK and a flexible NFC antenna.
Connect and test
Step 2 of 6
If you plan to use NFC, connect the NFC antenna to the board. The connector is marked "NFC" and is located by the edge of the board near the four buttons.
Connect and test
Step 5 of 6
Confirm that LED 1 starts pulsing.
Connect and test
Step 6 of 6
Use buttons 1 to 4 to control which respective LED pulses.