![]() ![]() When put in bootloader mode the Dongle will run a bootloader program instead of the last application that was flashed into it. Instead, the Dongle's stock firmware comes with a bootloader. The Dongle does not contain an on-board debugger, like the DK, so we cannot use probe-rs tools to write programs into it. ![]() Further away from you is the round-ish user button (SW1), which faces up. The reset button (RESET) is mounted sideways, it's square shaped button faces you. They are next to each other in the lower left corner of the Dongle. Rotate it, so that the narrower part of the board, the surface USB connector, faces away from you. Put the Dongle in front of you, so that the side with the parts mounted on faces up. □ How to find the buttons on the Dongle: ![]() We'll run some pre-compiled programs on the Dongle and write programs for the DK that will interact with the Dongle over a radio link. But before that we'll need to set up the nRF52840 Dongle.įrom this section on, we'll use the nRF52840 Dongle in addition to the nRF52840 DK. ![]() Next, we'll look into the radio API exposed by the dk HAL. Handling GET_DESCRIPTOR Configuration Requests ![]()
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