摘要
结合FX系列可编程序控制器的特点,详细分析了PLC与PC间的通信协议,并给出了利用VB 6.0实现PC与PLC串行通信的设计过程。
According to the characteristics of FX series programmable controller, this paper presents the communication protocol between PC computer and PLC, gives programming and process of serial communication between PC computer and PI.C by Visual Basic.
出处
《佛山科学技术学院学报（自然科学版）》
CAS
2008年第3期15-18,共4页
Journal of Foshan University(Natural Science Edition)
关键词
串行通信
通信协议
PLC
Key words ：serial communication
communication protocol
PLC
