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The Introduction of OPC

By Edith Freeman,2014-12-09 18:17
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The Introduction of OPC 1.Definition OPC is the Object Linking and Embedding (OLE) for Process Control of the acronym, which is Microsoft's Object Linking and Embedding technology in process control applications.OPC to OLE / COM / DCOM technology, the use of client / server model for the industrial automation software, object-oriented development to provide a uniform standard, this standard defines the application of Microsoft operating system, PC-based automation of the exchange between clientsReal-time data.Adopted this standard, the hardware developers to replace the hardware, software developer of product development for their OPC unified interface program, and software developers can avoid the work of driver development, give full play to their strengths, and put more energy intoto its core product development.This will not only prevent the development of repetitive, but also improves the system's openness and interoperability. 2.Technical Specifications OPC is an industry standard, it is by some of the world famous and hardware automation systems, software companies and Microsoft (Microsoft) established close co-operation.OPC, including a set of interfaces, a standard set of properties and methods available to the user for process control and industrial automation applications.Microsoft's OLE / COM technology defines how the various software components interact with and share data, so that the OPC provides a common interface for all communication between the process control equipment, regardless of what software used in the process and equipment. 3.OPC's features
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