OPC-UA: A powerful alternative to the classic OPC

Anybody who is familiar with industrial automation software development would know what OPC is. OPC is a software interface that enables reading data from disparate sources easily through a standard interface.

OPC stands for Open Platforms Communication. It is a set of specifications designed and maintained by OPC Foundation.

Historically, OPC stands for OLE (Object Linking and Embedding) for Process Control. OLE is a legacy technology from Microsoft which is based on Component Object Model (COM) that enables accessing of services across applications on Windows platform.


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