Namespace: Microsoft.Azure.IIoT.Services.OpcUa.Twin
The following diagram shows the twin service in relationship to the other components.
OPC Twin Microservice in cloud exposes a REST API to call the following OPC UA services on activated endpoints in an OPC Twin edge module.
- Read and Write a “Value” on a Variable node Write is also exposed as Desired/Reported Property on the endpoint identity
- Call a “Method Node”
- Read and Write Node “Attributes
- History Read and Update service calls to interact with Historians
- Batching of any of the above calls.
- Browse first / next (with and without reading the browsed target nodes)
- Get meta data of methods (to display input arguments to a user)
docker pull mcr.microsoft.com/iot/opc-twin-service:preview