是西门子的mc55技术文档里面有模块的硬件描述和at指令的使用，很难得哦！ -mc55 technical documentation module inside the hardware descr iption and instructions at the use of a rare oh!

- Support for Connecting to Siemens S7-300/400 and S5 PLCs - Support for reading als S7 DataTypes and Converting them to DotNet ones - Support for combining multiple different Tags to one Read-Request - Support fo