摘要
基于VB6.0的串行通信编程的ActiveX控件MSComm及西门子S7-200PLC机的发送与接收指令,设计PC机与PLC之间的通信程序系统。该系统经实际使用,结果表明,设计简单,具有很高的通信可靠性。
Based on MSComm(Microsoft Communications Control) components of VB6.0 and sending out and incepting instructions of SIEMENS S7-200 PLC, designs communication programs between PC and PLC.These programs had been showed very simple, easy to design and having high reliability.
出处
《机电工程》
CAS
2004年第5期17-19,共3页
Journal of Mechanical & Electrical Engineering
