Sending message from Clearblade MQTT

Clearblade IoT Core supports to subscribe only to commands. Commands are transitory, one-time directives that are sent to devices connected to ClearBlade IoT Core and subscribed to the commands topic: /devices/DEVICE_ID/commands/#.

  1. Sending a command.
    1. Go to the ClearBlade IoT Core console Registries page at https://iot.clearblade.com.
    2. Click the device registry ID.
    3. In the left registry menu, click Devices, and click the device ID you want to which you want to send the command.
    4. In the top right corner of the page, click the vertical ellipsis and select Send.
      Select the command's format:

      • Text

      • Base64

    5. In the Command data field, enter the command.
    6. In the optional Subfolder field, enter the subfolder's command name.
      Devices that are subscribed to the wildcard topic will receive commands sent to subfolders.
    7. Click Send.
  2. Sending a device configuration
    1. ClearBlade IoT Core also supports device configurations. For more information, see "Configuring Devices" at https://docs.clearblade.com. The latest config is retried until delivered (MQTT).
    2. Devices using MQTT can subscribe to a special MQTT topic for configuration updates: /devices/DEVICE_ID/config.