SparkplugLegacySTATE

For the MQTT client driver acting as a SCADA/IIoT host. Enable if you want the driver to use the legacy pre- 3.0.0 STATE topic and message format.

Current format

State topic example: "spBv1.0/STATE/SCADAHostID"

Message payload (JSON format): {"online" : true or false, "timestamp" : ts}

Legacy format

State topic example: "STATE/SCADAHostID"

Message payload: OFFLINE or ONLINE

 

Section:  System

Default: SparkplugLegacySTATE = 0

*No restart required (Settings.Dynamic property)

 

MQTT Client Driver