功能：1、对APP升级（文件转移）

　　2、对系统与模块升级（文件转移）

　　3、对图片与图像的导出（文件在U盘内）

将usb/usb_ini/usb_test.c在linux下进行编译，执行。前提插入U盘，内usb/usb_ini/autorun,ini文件-Features: 1, to upgrade the APP (file transfer)

2, the system and module upgrade (file transfer)

3, export of pictures and images (files in U dish)

4, CAN, UART import (file transfer) functions: 1, to upgrade the APP (file transfer)

2, the system and module upgrade (file transfer)

3, export of pictures and images (files in U dish)