File list (Check if you may need any files):
12 K1-K4 键状态显示\K1-K4 按键状态显示.DSN
...................\K1-K4 按键状态显示.PWI
...................\.eil C\K1-K4 按键状态显示
...................\......\K1-K4 按键状态显示.hex
...................\Last Loaded K1-K4 按键状态显示.DBK
...................\led\led
...................\...\led.c
...................\...\led.lnp
...................\...\led.LST
...................\...\led.M51
...................\...\led.OBJ
...................\...\led.Opt
...................\...\led.plg
...................\...\led.Uv2
...................\...\led_Uv2.Bak
...................\Keil C
...................\led
12 K1-K4 键状态显示