基于Visual Basic的PLC与PC机串行通信技术及应用研究

Study of Serial Communication Technology and Application between PLC and PC based on Visual Basic

研究一种基于VB6.0的OMRON PLC与PC机之间的串行通信,并给出了通信协议和部分通信程序.该设计已成功应用于实际系统中.

The serial communication was introduced between OMRON PLC and PC based on VB6.0. The communication protocol and software of serial communication was put forwad. This system has been applied successfully in real system.