播放音乐实验（C语言）
.....................\music.c
.....................\music.LST
.....................\music.OBJ
.....................\playmusic
.....................\playmusic.hex
.....................\playmusic.lnp
.....................\playmusic.M51
.....................\playmusic.Opt
.....................\playmusic.plg
.....................\playmusic.Uv2
.....................\单片机音乐中音调和节拍的确定方法.pdf
.....................\实验说明.txt
.....................\音乐二
.....................\......\yinyuer
.....................\......\yinyuer.hex
.....................\......\yinyuer.lnp
.....................\......\yinyuer.M51
.....................\......\yinyuer.Opt
.....................\......\yinyuer.plg
.....................\......\yinyuer.Uv2
.....................\......\yiyue.asm
.....................\......\yiyue.LST
.....................\......\yiyue.OBJ