main.lst

51MCU在KEILUV3下开发的源代码

C51 COMPILER V7.50   MAIN                                                                  05/24/2007 15:12:37 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND CODE

line level    source

   1          #include  <reg52.h>
   2          
   3          void main(void)
   4          {
   5   1              int  t;
   6   1              while(1){
   7   2                      for(t=0;t<10000;t++);
   8   2                      P1_7 = ~P1_7;
   9   2                      P1_6 = ~P1_6;
  10   2              }
  11   1      }
C51 COMPILER V7.50   MAIN                                                                  05/24/2007 15:12:37 PAGE 2   

ASSEMBLY LISTING OF GENERATED OBJECT CODE


             ; FUNCTION main (BEGIN)
                                           ; SOURCE LINE # 3
                                           ; SOURCE LINE # 4
0000         ?C0001:
                                           ; SOURCE LINE # 6
                                           ; SOURCE LINE # 7
;---- Variable 't' assigned to Register 'R6/R7' ----
0000 E4                CLR     A
0001 FF                MOV     R7,A
0002 FE                MOV     R6,A
0003         ?C0003:
0003 0F                INC     R7
0004 BF0001            CJNE    R7,#00H,?C0007
0007 0E                INC     R6
0008         ?C0007:
0008 BE27F8            CJNE    R6,#027H,?C0003
000B BF10F5            CJNE    R7,#010H,?C0003
000E         ?C0004:
                                           ; SOURCE LINE # 8
000E B297              CPL     P1_7
                                           ; SOURCE LINE # 9
0010 B296              CPL     P1_6
                                           ; SOURCE LINE # 10
0012 80EC              SJMP    ?C0001
             ; FUNCTION main (END)



MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     20    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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