文件名称:OPCinterface
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OPC 是Microsoft 公司的对象链接和嵌入OLE/COM技
术在过程控制中的应用, 为工业控制领域提供了标准的数
据访问机制。OPC 采用客户/服务器结构, 提供了两套接口
方案, 分别为COM接口和OLE 自动化接口。COM接口效
率高, 通过它客户能够发挥OPC 服务器的最佳性能, 采用
C++语言的客户一般采用此方案 -OPC is Microsoft's Object Linking and Embedding OLE/COM technology in the process control The application of the system for industrial control areas of the standard data access mechanism. OPC client/server architecture to provide two sets of interface programs, respectively COM interface and OLE Automation interface. COM Interface high efficiency, through which customers can play the best OPC server performance, C language clients generally use this program
术在过程控制中的应用, 为工业控制领域提供了标准的数
据访问机制。OPC 采用客户/服务器结构, 提供了两套接口
方案, 分别为COM接口和OLE 自动化接口。COM接口效
率高, 通过它客户能够发挥OPC 服务器的最佳性能, 采用
C++语言的客户一般采用此方案 -OPC is Microsoft's Object Linking and Embedding OLE/COM technology in the process control The application of the system for industrial control areas of the standard data access mechanism. OPC client/server architecture to provide two sets of interface programs, respectively COM interface and OLE Automation interface. COM Interface high efficiency, through which customers can play the best OPC server performance, C language clients generally use this program
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OPC接口技术在工业控制中的应用.pdf