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Realization of serial communication between host-computer and PLC based on Delphi programming
Author(s): 
Pages: 36-39
Year: Issue:  1
Journal: RELAY

Keyword:  串行通信ActiveX控件上位机PLC;
Abstract: 介绍了通过引进ActiveX控件MSComm,在Delphi 6.0编程环境下,实现上位机与Omron C200H PLC串行通信的一般方法,并给出了工程实例.该方法简单可靠、便于移植、实用性强,在工业控制中有着广泛的用途.
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