text2.lst

本科优秀毕业设计,倒车雷达,用单片机和c51实现的!

A51 MACRO ASSEMBLER  TEXT2                                                                05/07/2008 17:13:28 PAGE     1


MACRO ASSEMBLER A51 V8.00
OBJECT MODULE PLACED IN Text2.OBJ
ASSEMBLER INVOKED BY: E:\Program Files\KeiL\C51\BIN\A51.EXE Text2.ASM SET(SMALL) EP

LOC  OBJ            LINE     SOURCE

0000                   1                     ORG  0000H
0000 020003            2         LJMP  START
                       3     
                       4     
                       5     
0003 75814F            6     START:  MOV SP,#4FH
0006 7580FF            7                     MOV P0,#0FFH
0009 7590FF            8                     MOV P1,#0FFH
                       9             
                      10     
                      11     
                      12     
000C                  13     DISPLAY:
000C 797F             14                 MOV R1,#07FH          ;扫描初值送入R1
000E 7A08             15                 MOV R2,#08H           ;扫描位数送入R2
0010 758009           16                 MOV P0,#09H           
                      17     
0013                  18     DISP1:      
0013 8990             19                 MOV P1,R1             ;开始显示当前位
0015 E9               20                 MOV A,R1              ;准备显示下一位
0016 03               21                 RR A                  
0017 F9               22                 MOV R1,A              
                      23                 
0018 111E             24                 CALL DELAY            ;延时 1S
001A DAF7             25                 DJNZ R2,DISP1         ;重复显示下一个
001C 80EE             26                     JMP DISPLAY
                      27     
001E 757264           28     DELAY:MOV 72H,#100
0021 757164           29     LOOP3:MOV 71H,#100
0024 75702F           30     LOOP1:MOV 70H,#47
0027 D570FD           31     LOOP0:DJNZ 70H,LOOP0
002A 00               32           NOP 
002B D571F6           33           DJNZ 71H,LOOP1
002E 75702E           34           MOV 70H,#46
0031 D570FD           35     LOOP2:DJNZ 70H,LOOP2
0034 00               36           NOP
0035 D572E9           37           DJNZ 72H,LOOP3
0038 757030           38           MOV 70H,#48
003B D570FD           39     LOOP4:DJNZ 70H,LOOP4 
                      40     
003E 22               41         RET
                      42     
                      43     
                      44     END 
A51 MACRO ASSEMBLER  TEXT2                                                                05/07/2008 17:13:28 PAGE     2

SYMBOL TABLE LISTING
------ ----- -------


N A M E             T Y P E  V A L U E   ATTRIBUTES

DELAY. . . . . . .  C ADDR   001EH   A   
DISP1. . . . . . .  C ADDR   0013H   A   
DISPLAY. . . . . .  C ADDR   000CH   A   
LOOP0. . . . . . .  C ADDR   0027H   A   
LOOP1. . . . . . .  C ADDR   0024H   A   
LOOP2. . . . . . .  C ADDR   0031H   A   
LOOP3. . . . . . .  C ADDR   0021H   A   
LOOP4. . . . . . .  C ADDR   003BH   A   
P0 . . . . . . . .  D ADDR   0080H   A   
P1 . . . . . . . .  D ADDR   0090H   A   
SP . . . . . . . .  D ADDR   0081H   A   
START. . . . . . .  C ADDR   0003H   A   


REGISTER BANK(S) USED: 0 


ASSEMBLY COMPLETE.  0 WARNING(S), 0 ERROR(S)