用c++在visual studio环境下做的简单的短信猫收发程序，对初学者帮助很大-Using c++ in visual studio environment to do a simple send and receive SMS cat program, very helpful for beginners

VB.net操作串口的源代码，用Visual Studio 2010开发-A program which can use VB.net to operate the serial port.

将hex文件通过串口下载到51单片机的程序。 包括两个工程。 1.一个Visual Studio 2008的电脑端工程，用于发送hex文件。 2.单片机接收端的的UV2工程，用于接收hex文件。 -a application that download the hex file over the serial port. It contains two project. 1.the VS2008 project which send the hex file. 2.t

开源.net HMI 框架,框架包含AB，Opc等plc驱动和免费的桌面环境控件.(Turn Visual Studio into a powerful HMI/SCADA development package by simply dragging and dropping, no coding required. DF1, Ethernet/IP for Allen Bradley PLC controllers, and many more drivers. Free)