/guides/nrf-connect-sdk-guides/b/software/posts/using-ncs-west-to-compile-and-program-the-dtm-example-into-the-nrf52840-dkBackground There is a need to enable Nordic hardware with the Direct Test Mode (DTM) firmware . This is so the physical layer and RF characteristics may be ascertained as set in the Bluetooth Sig Specification. The DTM sample , available in nRF C...en-USTelligent Community 13 Non-Production