单晶炉内部工控机与PLC串口通信程序，视频采集直径信号传输-Single crystal furnace internal IPC and PLC serial communication procedures, the diameter of the video capture signal transmission

PC机与智能仪器串口通信程序设计，基于VC++的程序编写，还可以用于其他的串口通讯-pc

测试西门子S7-200系列PLC自由口用的例程，时常简洁。正常通信情况下，串口调试助手会不断返回16进制的25 26 27 28 29这几个数据。-Test Siemens S7-200 series PLC free port with routines, often simple. Under normal traffic conditions, serial debugging assistant will continue to return 16 of the 229 25262728

PC与三菱PLC串口通信 C#实例源程序 -PC with mitsubishi PLC serial communication example source code