Socket通信编程服务器端，客户端建下边-Socket comunicatino

用java 写的socket的服务端，具有一定的参考性，大家可以下载看看，不过也是很简单一个东西-Using java to write server-side socket, with a reference resistance, you can download to see, but also a very simple thing

通过此程序可以和任何品牌带有socket功能的PLC通信(Through this program, you can communicate with any brand PLC with socket function)