程序是奋斗开发板的例程，采用ucGUI作为操作系统，FATFS作为FAT32的文件管理系统，读写SD卡，是很完整的文件管理程序。-Program is struggling development board routines, using ucGUI as the operating system, FATFS as FAT32 file management system, SD card reader, it is a complete file management program.