File list (Check if you may need any files):
DoorControl
...........\Config
...........\......\INTRINS.H
...........\......\IncludeAllHeadFile.h
...........\......\PinDefine.h
...........\......\STDIO.H
...........\EEPRAM_Function
...........\...............\EEPRAM_Function.c
...........\...............\EEPRAM_Function.h
...........\Function_Control
...........\................\Function_Control.c
...........\................\Function_Control.h
...........\I2C
...........\...\I2C.c
...........\...\I2C.h
...........\Key_Deal
...........\........\Key_Deal.c
...........\........\Key_Deal.h
...........\ListFile
...........\........\Driver_Control.lst
...........\........\EEPRAM_Function.lst
...........\........\HX-KAxxx-STC89C52-V10.m51
...........\........\HX-KAxxx-STC89C52-V11.m51
...........\........\HX-KAxxx-STC89C58-V10.m51
...........\........\HX-KAxxx-STC89C58-V11.m51
...........\........\HX-KAxxx-V10.m51
...........\........\KH-MK-V0.m51
...........\........\Key_Deal.ls1
...........\........\Key_Deal.lst
...........\........\Remote_Control.lst
...........\........\STARTUP.lst
...........\........\Serial_Isr.lst
...........\........\System_Init.lst
...........\........\Timer0_Init.lst
...........\........\Timer0_Isr.lst
...........\........\XCL-DJKZ-V0.m51
...........\........\main.lst
...........\........\uPD16311_Display.lst
...........\Main
...........\....\main.c
...........\....\main.h
...........\OutputFile
...........\..........\EEPRAM_Function.SRC
...........\..........\EEPRAM_Function.obj
...........\..........\HX-KAxxx-STC89C52-V10
...........\..........\HX-KAxxx-STC89C52-V10.lnp
...........\..........\HX-KAxxx-STC89C52-V10.plg
...........\..........\HX-KAxxx-STC89C58-V10
...........\..........\HX-KAxxx-STC89C58-V10.lnp
...........\..........\HX-KAxxx-STC89C58-V10.plg
...........\..........\HX-KAxxx-V10
...........\..........\HX-KAxxx-V10.lnp
...........\..........\HX-KAxxx-V10.plg
...........\..........\Key_Deal.OBJ
...........\..........\Key_Deal.SRC
...........\..........\Key_Deal.__i
...........\..........\Remote_Control.obj
...........\..........\STARTUP.obj
...........\..........\Serial_Isr.SRC
...........\..........\Serial_Isr.obj
...........\..........\System_Init.SRC
...........\..........\System_Init.obj
...........\..........\Timer0_Init.SRC
...........\..........\Timer0_Init.obj
...........\..........\Timer0_Isr.SRC
...........\..........\Timer0_Isr.obj
...........\..........\V0
...........\..........\..\Driver_Control.obj
...........\..........\..\EEPRAM_Function.obj
...........\..........\..\KH-MK-V0
...........\..........\..\KH-MK-V0.hex
...........\..........\..\KH-MK-V0.lnp
...........\..........\..\KH-MK-V0.plg
...........\..........\..\Key_Deal.obj
...........\..........\..\STARTUP.obj
...........\..........\..\Serial_Isr.obj
...........\..........\..\System_Init.obj
...........\..........\..\Timer0_Init.obj
...........\..........\..\Timer0_Isr.obj
...........\..........\..\XCL-DJKZ-V0
...........\..........\..\XCL-DJKZ-V0.lnp
...........\..........\..\XCL-DJKZ-V0.plg
...........\..........\..\main.obj
...........\..........\main.SRC
...........\..........\main.obj
...........\..........\uPD16311_Display.SRC
...........\..........\uPD16311_Display.obj
...........\Project
...........\.......\DJKZ.Opt
...........\.......\DJKZ.Uv2
...........\.......\DJKZ_Opt.Bak
...........\.......\DJKZ_Uv2.Bak
...........\.......\KAxxx.Opt
...........\.......\KAxxx_Opt.Bak
...........\.......\KAxxx_Uv2.Bak
...........\Remote_Control
...........\..............\Remote_Control.C
...........\..............\Remote_Control.H
...........\S_DoorControl.IAB
...........\S_DoorControl.IAD