8.lst

数字钟

A51 MACRO ASSEMBLER  8                                                                    09/20/2007 14:59:51 PAGE     1


MACRO ASSEMBLER A51 V7.10
OBJECT MODULE PLACED IN 8.OBJ
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE 8.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0000                   1                     ORG 0
0000 7900              2     START:          MOV R1,#00H              
0002 E9                3                     MOV A,R1                 
0003 F4                4                     CPL A                    
0004 F590              5                     MOV P1,A                 
0006 30B7FD            6     REL:            JNB P3.7,REL             
0009 120019            7                     LCALL DELAY10MS          
000C 30B7F7            8                     JNB P3.7,REL             
000F 09                9                     INC R1                   
0010 E9               10                     MOV A,R1                 
0011 F4               11                     CPL A                    
0012 F590             12                     MOV P1,A                 
0014 30B7FD           13                     JNB P3.7,$               
0017 80ED             14                     SJMP REL                 
0019 7E14             15     DELAY10MS:      MOV R6,#20                               
001B 7FF8             16     L1:             MOV R7,#248
001D DFFE             17                     DJNZ R7,$
001F DEFA             18                     DJNZ R6,L1
0021 22               19                     RET
                      20                     END
A51 MACRO ASSEMBLER  8                                                                    09/20/2007 14:59:51 PAGE     2

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


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

DELAY10MS. . . . .  C ADDR   0019H   A   
L1 . . . . . . . .  C ADDR   001BH   A   
P1 . . . . . . . .  D ADDR   0090H   A   
P3 . . . . . . . .  D ADDR   00B0H   A   
REL. . . . . . . .  C ADDR   0006H   A   
START. . . . . . .  C ADDR   0000H   A   


REGISTER BANK(S) USED: 0 


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