C#编写的与西门子PLC1200之间，通过socket进行的通讯-C# with Siemens PLC1200, communication through the socket

Written between C# and SIEMENS PLC1200, through the socket communications

西门子S7协议通讯，使用与S7-200/300/400/1200等所有PLC型号的通信协议，可同时监控几百台PLC。 .C#语言开发，采用NET4.5框架，TCP通讯方式,通信效率高。(Siemens S7 protocol communication, the use of all PLC models such as S7-200/300/400/1200 communication protocols, can simultaneously monitor hundreds of PLC

里面包含西门子PLC,S7通讯协议，可以通讯plc1500，plc1200,内含源码(It contains Siemens PLC and S7 communication protocol, which can communicate with plc1500 and plc1200, including source code)