F:\WorkDir\jindutiao>SET C51TMP=F:\WorkDir\JINDUT~1 

F:\WorkDir\jindutiao>SET C51INC=C:\Keil\C51\Inc; 

F:\WorkDir\jindutiao>F:

F:\WorkDir\jindutiao>CD\WorkDir\JINDUT~1

F:\WorkDir\JINDUT~1>C:\Keil\C51\Bin\C51.EXE JINDUTIAO.c DB OE 

C51 COMPILER V7.01 - SN: K1DZP-5IUSHE
COPYRIGHT KEIL ELEKTRONIK GmbH 1987 - 2002

C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)

F:\WorkDir\JINDUT~1>CD
F:\WorkDir\JINDUT~1

F:\WorkDir\JINDUT~1>MOVE F:\WorkDir\JINDUT~1\JINDUTIAO.obj F:\WorkDir\JINDUT~1\Debug 

F:\WorkDir\JINDUT~1>MOVE F:\WorkDir\JINDUT~1\JINDUTIAO.lst F:\WorkDir\JINDUT~1\Debug 

F:\WorkDir\jindutiao\Debug>SET C51LIB=C:\Keil\C51\Lib 

F:\WorkDir\jindutiao\Debug>C:\Keil\C51\Bin\BL51.EXE @Projects.lnk 

BL51 BANKED LINKER/LOCATER V5.01 - SN: K1DZP-5IUSHE
COPYRIGHT KEIL ELEKTRONIK GmbH 1987 - 2002
JINDUTIAO.obj TO jindutiao.omf Rtx51Tiny RAMSIZE(256)

*** WARNING L16: UNCALLED SEGMENT, IGNORED FOR OVERLAY PROCESS
    SEGMENT: ?PR?_WRITEHZ?JINDUTIAO

Program Size: data=26.1 xdata=0 code=1053
LINK/LOCATE RUN COMPLETE.  1 WARNING(S),  0 ERROR(S)

F:\WorkDir\jindutiao\Debug>CD
F:\WorkDir\jindutiao\Debug