home-assistant.io/source/_integrations/scene.mqtt.markdown

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MQTT Scene Instructions on how to integrate MQTT scenes into Home Assistant.
Scene
2020.12 Configurable mqtt

The mqtt scene platform lets you control your MQTT enabled scenes.

Configuration

To enable a MQTT scene in your installation, add the following to your configuration.yaml file:

# Example configuration.yaml entry
mqtt:
  scene:
    - command_topic: zigbee2mqtt/living_room_group/set

{% configuration %} availability: description: A list of MQTT topics subscribed to receive availability (online/offline) updates. Must not be used together with availability_topic. required: false type: list keys: payload_available: description: The payload that represents the available state. required: false type: string default: online payload_not_available: description: The payload that represents the unavailable state. required: false type: string default: offline topic: description: An MQTT topic subscribed to receive availability (online/offline) updates. required: true type: string value_template: description: "Defines a template to extract device's availability from the topic. To determine the devices's availability result of this template will be compared to payload_available and payload_not_available." required: false type: template availability_mode: description: When availability is configured, this controls the conditions needed to set the entity to available. Valid entries are all, any, and latest. If set to all, payload_available must be received on all configured availability topics before the entity is marked as online. If set to any, payload_available must be received on at least one configured availability topic before the entity is marked as online. If set to latest, the last payload_available or payload_not_available received on any configured availability topic controls the availability. required: false type: string default: latest availability_template: description: "Defines a template to extract device's availability from the availability_topic. To determine the devices's availability result of this template will be compared to payload_available and payload_not_available." required: false type: template availability_topic: description: The MQTT topic subscribed to receive availability (online/offline) updates. Must not be used together with availability. required: false type: string command_topic: description: The MQTT topic to publish payload_on to activate the scene. required: false type: string enabled_by_default: description: Flag which defines if the entity should be enabled when first added. required: false type: boolean default: true entity_category: description: The category of the entity. required: false type: string default: None icon: description: Icon for the scene. required: false type: icon name: description: The name to use when displaying this scene. required: false type: string default: MQTT Scene object_id: description: Used instead of name for automatic generation of entity_id required: false type: string payload_available: description: The payload that represents the available state. required: false type: string default: online payload_not_available: description: The payload that represents the unavailable state. required: false type: string default: offline payload_on: description: The payload that will be sent to command_topic when activating the MQTT scene. required: false type: string default: "ON" qos: description: The maximum QoS level of the state topic. Default is 0 and will also be used to publishing messages. required: false type: integer default: 0 retain: description: If the published message should have the retain flag on or not. required: false type: boolean default: false unique_id: description: An ID that uniquely identifies this scene entity. If two scenes have the same unique ID, Home Assistant will raise an exception. required: false type: string {% endconfiguration %}

Make sure that your topic matches exactly. some-topic/ and some-topic are different topics.

Examples

In this section, you will find some real-life examples of how to use the MQTT Scene.

Full configuration

The example below shows a full configuration for a scene.

# Example configuration.yaml entry
mqtt:
  scene:
    - unique_id: living_room_party_scene
      name: "Living Room Party Scene"
      command_topic: "home/living_room/party_scene/set"
      availability:
        - topic: "home/living_room/party_scene/available"
      payload_on: "ON"
      qos: 0
      retain: true

Use with a JSON Payload

The example below shows a configuration using a JSON payload.

# Example configuration.yaml entry
mqtt:
  scene:
    - name: Living Room Blue Scene
      unique_id: living_room_blue_scene
      command_topic: "home/living_room/set"
      payload_on: '{"activate_scene": "Blue Scene"}'