VB编写访问WIN CC OPC的源代码，我在工程中用的，希望能对大家有所帮助。-WIN CC OPC VB, visit the source code, I used the project, hoping to help.

PC-ACCESS 专门为PLC7-200设计的OPC服务器，这是它的简单的教程。希望对大家有帮助。-PC-ACCESS PLC7-200 designed specifically for the OPC server, which is its simple tutorial. I hope to help.

通过OPC读写西门子PLC-200,还包括对数据库的读写。通过OPC读写西门子PLC-200,还包括对数据库的读写-i don`t konw english!i don`t konw english!i don`t konw english!

自己本人看知网最近几年收集的OPC通讯文件 主要是NI公司的服务器 与labview进行通讯方面(In the last few years, I personally see the OPC communication files collected in the last few years of the network, which is mainly the communication between NI's server and LabVIEW)