在VB下对串口COMM控件编程和发机制进行了详细地设计，同时可以为串口调试用，不失为一个好工具。习惯于VB编程的朋友可以CC一下了。-in VB Serial COMM under the control programming and the mechanisms to perform detailed design, while it used to debug serial port, is a good tool. Accustomed VB CC friends out.