//DMAVR-M128读取SD卡中BMP图片实验，基于FAT16/32文件系统 //SD卡中图片文件为BMP形式，用Img2LCD将JPG图片转换为24位BMP图形式即可 //编译环境 AVR Studio 4.17/AVR GCC //优化等级-0s，注意需设定为此等优化度-//DMAVR-M128 to read SD card in BMP picture experiment, based on the FAT16/32 the file system// image fi