EZ-USB 数据采集卡单片机程序。把三个文件放在同一文件夹中，用keil-c编译其中的.c文件，生成一个.hex文件，用烧写器把.hex文件下载到单片机上。-EZ-USB single-chip data acquisition card program. Put the three documents in the same folder, compile the .C file with keil-c, generate a .hex file,then use device programmer to download the .hex file to single-chip microcomputer.