自己编写的USB动态链接库，可以作为USB上位机调试软件。才用C++编程。可以识别出PID、UID等，可以实现数据发送和接收等。-I have written to the USB dynamic link library can be used as USB host computer debugging software. Only with C++ programming. Can identify the PID, UID, etc., can realize the data tran