File list (Check if you may need any files):
电子琴\程序\电子琴
......\....\电子琴.c
......\....\电子琴.hex
......\....\电子琴.lnp
......\....\电子琴.LST
......\....\电子琴.M51
......\....\电子琴.OBJ
......\....\电子琴.Opt
......\....\电子琴.plg
......\....\电子琴.Uv2
......\....\电子琴_Opt.Bak
......\....\电子琴_Uv2.Bak
......\资料\11.0592八音节频率.bmp
......\....\单片机+电子琴设计+八个音调+三首歌+歌词显示.doc
......\....\新建 文本文档 (2).txt
......\....\新建 文本文档.txt
......\....\音调.txt
......\....\音调2.txt
......\键盘.ddb
......\....2\Backup of 电子琴.PCB
......\.....\Backup of 电子琴.Sch
......\.....\Backup of 键盘.PCB
......\.....\Backup of 键盘.Sch
......\.....\Previous Backup of 电子琴.PCB
......\.....\Previous Backup of 电子琴.Sch
......\.....\Previous Backup of 键盘.PCB
......\.....\Previous Backup of 键盘.Sch
......\.....\键盘.Bkp
......\.....\键盘.ddb
......\程序
......\资料
......\键盘2
电子琴