编译环境是MICROCHIP MPLAB IDE。实现了四首简单流行歌曲的播放，实现了歌曲的存储功能，实现了通过外接键盘点歌的功能，制作了键盘电子琴和液晶显示欢迎信息，用键盘上的数字键1 2 3 4 5 6 7分别代表并控制发声乐谱中的DOU REI MI FA SOU LA XI ，而键盘上的A B C D 键被设置为点歌功能键。-Build environment Microchip MPLAB IDE.Four simple pop music playback, the song memory function, the function of the song through the external keyboard, making keyboard keyboard and LCD display welcome message, use the number keys on the keyboard 1 2 3 4 5 6 7represent and control sound the DOU REI score MI FA SOU LA XI the the VOD function keys the the ABCD keys on the keyboard is set to.