Implementation and application of VB-based communication between PC and S7-200PLC under freeport mode
Juanjuan Tian · Machinery Design and Manufacture · 2006
The communication between PC and S7-200PLC under freeport mode based on VB6.0 isintroduced in this.The key techniques of communication between VB and PLC are analyzed withdevelopment of a motion control system for an Optical experiment table,and brief explanations of important part in communication are also added.