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README.rst
.. zephyr:code-sample:: zbus-confirmed-channel :name: Confirmed channel :relevant-api: zbus_apis Use confirmed zbus channels to ensure all subscribers consume a message. Overview ******** This sample implements a simple way of using confirmed channels in zbus. The confirmed channel can only be published when all the subscribers consume the message. Building and Running ******************** This project outputs to the console. It can be built and executed on QEMU as follows: .. zephyr-app-commands:: :zephyr-app: samples/subsys/zbus/confirmed_channel :host-os: unix :board: qemu_x86 :goals: run Sample Output ============= .. code-block:: console I: From listener -> Confirmed message payload = 0 I: From bar_sub2 subscriber -> Confirmed message payload = 0 I: From bar_sub1 subscriber -> Confirmed message payload = 0 I: From bar_sub3 subscriber -> Confirmed message payload = 0 I: From listener -> Confirmed message payload = 1 I: From bar_sub2 subscriber -> Confirmed message payload = 1 I: From bar_sub1 subscriber -> Confirmed message payload = 1 I: From bar_sub3 subscriber -> Confirmed message payload = 1 I: From listener -> Confirmed message payload = 2 I: From bar_sub2 subscriber -> Confirmed message payload = 2 I: From bar_sub1 subscriber -> Confirmed message payload = 2 I: From bar_sub3 subscriber -> Confirmed message payload = 2 I: From listener -> Confirmed message payload = 3 I: From bar_sub2 subscriber -> Confirmed message payload = 3 I: From bar_sub1 subscriber -> Confirmed message payload = 3 I: From bar_sub3 subscriber -> Confirmed message payload = 3 <continues> Exit QEMU by pressing :kbd:`CTRL+A` :kbd:`x`.