一个驱鸟设备的程序，串口程序很简洁，没有应用MFC，只使用了API函数 -one-bird procedure, serial procedure very simple, MFC is not used, use only the API function

mscomm,vc6.0,串口通讯，简单的实现，新手参考，老鸟莫看-mscomm, vc6.0, serial communication, a simple, novice reference, Mo to see the old bird