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给出了用VC++6.0实现OMRON可编程控制器与上位机之间的通信程序设计方法,并提供了利用RS232串行通讯端口实现计算机与可编程控制器通讯的方法。此方案成功应用在振动磨的变频控制中。
The program design method of communication between OMRON programmable controller and host computer by VC ++ 6.0 is given, and the method of using RS232 serial communication port to realize the communication between computer and programmable logic controller is provided. This program has been successfully applied in vibration mill frequency control.