基于VB的PLC与上位机的通讯在烟支输送储存监控系统中的应用

Communication between PLC and PC Computer under VB Environment and its Application in Control System of Buffer Conveyor for Cigarettes

结合烟支输送储存监控系统,介绍了利用VB实现PLC与上位机通讯的方法,并给出了部分源程序。

According to the control system of buffer conveyor for cigarettes, the method for the communication between PLC and PC with VB language was introduced, then a part of source programs was given out.