mp3播放器源代码。 包括按键，显示LCD，可以显示曲名。 带大容量的硬盘接口程序。 付JPEG图解。-mp3 player source code. Including keys, showing LCD, can show Charm. With large-capacity hard disk interface. Pay JPEG graphic.

5个按键控制+SD卡+MP3程序+MP3电路图-5 keys to control+ SD card+ MP3 procedures+ MP3 circuit

MP3 Player因为屏幕较小，显示歌曲列表的时候每屏只能显示几首歌曲，用户要通过上下键才能浏览所有的歌曲。-MP3 Player because the screen is smaller, the song list is displayed on each screen can only display a few songs, the up and down keys to see all songs.