File list (Check if you may need any files):
3 button control LED light off
..............................\3.按键控制LED亮灭.pdf
..............................\Key
..............................\...\Debug
..............................\...\.....\Exe
..............................\...\.....\...\Key.d51
..............................\...\.....\...\Key.hex
..............................\...\.....\List
..............................\...\.....\Obj
..............................\...\.....\...\Key.pbd
..............................\...\.....\...\main.r51
..............................\...\Key.dep
..............................\...\Key.ewd
..............................\...\Key.ewp
..............................\...\Key.eww
..............................\...\main.c
..............................\...\settings
..............................\...\........\Key.cspy.bat
..............................\...\........\Key.dbgdt
..............................\...\........\Key.dni
..............................\...\........\Key.wsdt
..............................\~$按键控制LED亮灭.doc
..............................\后面的实验都是V1.0,新版更强大哦.txt