Extension of OPC UA by lightweight publish/subscribe protocol MQTT (Technology)
- Project
- 16043 OPTIMUM
- Description
Open62541 stack extended with MQTT features for both publisher and subscriber (open62541 offers only the publisher).
- Contact
- Will be provided as a fork of open62541 stack via gitlab of University of Rostock (URO). Potentially handed over to open62541 developers.
- optimum@ws4d.org
- Technical features
Input(s):
- Messages containing requests / commands via MQTT or OPC UA
Main feature(s):
- Relay between MQTT and OPC UA communication protocols, broker-based OPC UA data distribution using an MQTT broker
Output(s):
- Full support of MQTT in OPC UA publish-subscribe layer of open62541 library
- Integration constraints
Support of MQTT
- Targeted customer(s)
- Manufacturers of (I)IoT devices
- TRL 5 – technology validated in relevant environment (industrially relevant environment in the case of key enabling technologies)
- Conditions for reuse
Mozilla public license MPL 2.0
- Confidentiality
- Public
- Publication date
- 12-05-2021
- Involved partners
- University of Rostock (DEU)