发表于:2003-04-15 09:32:00
31楼
阿淡同学:
The communication between workstations based VB and PLCs is a complex question. There are a lot of HMI softwares for this question and iFix is a good software for it.The common ways are Modbus,Ethenet,and opc sever become more and more popular.I suggest you reading several books about iFix or inTouch.