C#编程实现选煤厂上位管理系统与PLC通信
The realization of communication between the upper managing system and PLC by C# programming
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摘要: 介绍了西门子PRODAVE软件公开的动态链接库函数,阐述了利用C#调用PRODAVE软件中动态链接库函数的方法,并以介休宝平煤化公司选煤厂自动化系统为例,介绍了如何运用C#编程以MPI方式实现上位控制计算机与西门子S7-300系列PLC之间的通信。Abstract: Introduced the dynamic link library function which published by PRODAVE software of Siemens,described the method of using C# call for the dynamic link library function in PRODAVE software,and take the automatic system of Jiexiu Baoping coal preparation plant as an example,detailed introduced how to use C# programming and realizing the communication in MPI mode between the upper control computer and Siemens S7-300 series PLC.
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