实现学习板通过USB端口与PC机通信，用户通过端点1(EP1)发 送0x11将启动ADC转换并将采样结果通过EP1发送给PC机， 用户通过EP1发送0x99停止ADC转换-The achievement of learning board with the PC through the USB port communication, the user through the endpoint 1 (EP1) Send 0x11 to start sampling and ADC co

很好的并口通信程序，希望有需要的来下载使用，用VC2005写的-Good serial communication program, hope there is a need to download and use, written by · VC2005