这是我用VB写的一个串口调试助手软件，界面仿当前流行的串口调试软件。对于学习上位机开发的初学者来说，是很好的参考资料-This is what I use VB to write a serial debugging assistant software, imitation of the popular serial interface debugging software. For beginners to learn the development of the host computer, it is a good reference