电子音乐盒：利用I/0口产生一定频率的方波驱动蜂鸣器，发出不同音调，从而演奏乐曲

采用LCD显示信息，开机时有英文欢迎提示字符，播放时显示歌曲序号及播放时间。

可通过功能键选择乐曲、暂停、播放。-Electronic music box: the use of I/0 ports to produce a certain frequency square wave drive buzzer, emit different tones, which play music using the LCD display, have the English Welcome prompted character boot the playback display the song number and play time. Via the function keys to select songs, pause, play.