File list (Check if you may need any files):
nanjing_v2
..........\ABSBIT.H
..........\ABSREG.H
..........\ADDRESS.H
..........\chack.c.bak
..........\chack.LST
..........\chack.__i
..........\check.c
..........\check.c.bak
..........\check.LST
..........\check.__i
..........\CJ
..........\CJ.M51
..........\CJ.Opt
..........\CJ.plg
..........\CJ_Opt.Bak
..........\CJ_Uv2.Bak
..........\CONFIG.INC
..........\DEF4051._ia
..........\DEF4051.__i
..........\EXTERN0.C
..........\Extern0.ls1
..........\EXTERN0.LST
..........\EXTERN0.OBJ
..........\Extern0.SRC
..........\EXTERN1.C
..........\Extern1.ls1
..........\EXTERN1.LST
..........\EXTERN1.OBJ
..........\Extern1.SRC
..........\function.c
..........\function.LST
..........\function.OBJ
..........\INTERUPT.H
..........\lamp.h
..........\main.c
..........\main.H
..........\main.ls1
..........\main.LST
..........\main.OBJ
..........\main.SRC
..........\MATH.H
..........\nangj
..........\nangj.hex
..........\nangj.M51
..........\nangj.Opt
..........\nangj.plg
..........\nangj.Uv2
..........\nangj_Opt.Bak
..........\nangj_Uv2.Bak
..........\readstate.c
..........\readstate.LST
..........\readstate.OBJ
..........\REG52.H
..........\ROACH20.H
..........\serial.C
..........\SERIAL.H
..........\serial.ls1
..........\serial.LST
..........\serial.OBJ
..........\serial.SRC
..........\STARTUP.A51
..........\Startup.LST
..........\STARTUP.OBJ
..........\TIME0INT.C
..........\Time0int.ls1
..........\TIME0INT.LST
..........\TIME0INT.OBJ
..........\Time0int.SRC
..........\TIMER.H
..........\TYPEDEF.H