动态图片加音乐播放,嵌入式开发，c++写的.-Embedded development, written by c++,Dynamic images and music playback,

arm 的简单操作系统的编程，具有相册，音乐播放器，视频播放器，密码登陆等功能(Arm's simple operating system programming, with albums, music players, video players, password landing and other functions)