.. zephyr:code-sample:: lorawan-class-a :name: LoRaWAN class A device :relevant-api: lorawan_api Join a LoRaWAN network and send a message periodically. Overview ******** A simple application to demonstrate the :ref:`LoRaWAN subsystem ` of Zephyr. Building and Running ******************** This sample can be found under :zephyr_file:`samples/subsys/lorawan/class_a` in the Zephyr tree. Before building the sample, make sure to select the correct region in the ``prj.conf`` file. The following commands build and flash the sample. .. zephyr-app-commands:: :zephyr-app: samples/subsys/lorawan/class_a :board: nucleo_wl55jc :goals: build flash :compact: