电子琴
......\keyboard.c
......\KEYBOARD.cof
......\KEYBOARD.dbg
......\KEYBOARD.hex
......\keyboard.lis
......\KEYBOARD.lk
......\KEYBOARD.lst
......\KEYBOARD.mak
......\KEYBOARD.mp
......\keyboard.o
......\Keyboard.prj
......\KEYBOARD.SRC
......\keyboard_simulate.DSN
......\keyboard_simulate.PWI
......\Last Loaded keyboard_simulate.DBK
......\music_player.h
......\music_tone.c
......\music_tone.h