1 利用atmage128向上所带的D/A转换电路实现以小段音乐程序的播放。

2 利用LDM点阵来显示声音的大小。

3 实现循环播放，停止，恢复播放，下一曲等

4 利用LCD显示歌曲信息，并随着歌曲的播放，暂停，恢复，下一曲等做出相应的操作。

-Atmage128 brought up the use of one of the D/A converter circuit in order to achieve short procedure to play music. 2 using LDM lattice to show the size of the voice. 3 implementation cycle of play, stop and resume playback, such as a 4 under the use of LCD display song information, and as the songs play, pause and resume, the next one and so on to make the corresponding operation.