ad.lst

采用C51语言完成基于74HC595的串口键盘与LED指示灯单元设计

A51 MACRO ASSEMBLER  AD                                                                   10/11/2008 10:55:52 PAGE     1


MACRO ASSEMBLER A51 V8.00
OBJECT MODULE PLACED IN ad.OBJ
ASSEMBLER INVOKED BY: F:\KEILC5~1\C51\BIN\KE51.EXE ad.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

                       1     PUBLIC  AD
                       2     DE      SEGMENT CODE
----                   3     RSEG    DE
                       4     
0000                   5     AD:   
0000 C296              6             CLR     P1.6    
0002 30B2FD            7             JNB     P3.2,
                       8     
0005 7A04              9             MOV     R2,#04H
0007 7400             10             MOV A,#00H
0009 C3               11             CLR C
000A                  12     HIGH_4BIT:      
000A D297             13             SETB P1.7       
000C 00               14             NOP
000D C297             15             CLR     P1.7
000F 00               16         NOP
0010 A2B2             17         MOV C,P3.2
0012 33               18         RLC A
0013 DAF5             19         DJNZ R2,HIGH_4BIT
0015 FE               20         MOV R6,A    
                      21     
0016 7400             22         MOV A,#00H
0018 7A08             23         MOV R2,#08H
001A C3               24             CLR     C         
001B                  25     LOW_8BIT:
001B D297             26         SETB P1.7
001D 00               27         NOP
001E C297             28         CLR P1.7
0020 00               29         NOP
0021 A2B2             30         MOV C,P3.2
0023 33               31         RLC A
0024 DAF5             32         DJNZ R2,LOW_8BIT
0026 FF               33         MOV R7,A    
0027 D297             34         SETB P1.7
0029 00               35         NOP
002A C297             36         CLR P1.7
002C D296             37         SETB P1.6
002E 22               38         RET
                      39     
                      40     END
A51 MACRO ASSEMBLER  AD                                                                   10/11/2008 10:55:52 PAGE     2

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


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

AD . . . . . . . .  C ADDR   0000H   R   SEG=DE
DE . . . . . . . .  C SEG    002FH       REL=UNIT
HIGH_4BIT. . . . .  C ADDR   000AH   R   SEG=DE
LOW_8BIT . . . . .  C ADDR   001BH   R   SEG=DE
P1 . . . . . . . .  D ADDR   0090H   A   
P3 . . . . . . . .  D ADDR   00B0H   A   


REGISTER BANK(S) USED: 0 


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

  PA51 2006 中文汇编系统
Version 6.12 (C) Copyright 2006.10
F:\KEILC5~1\C51\BIN\A51.EXE @ad._ia N=2
格式:4
F:\KEILC5~1\PROJECTS\ZUOYE4 + ad = F:\KEILC5~1\PROJECTS\ZUOYE4\ad.asm
存盘:F:\KEILC5~1\PROJECTS\ZUOYE4\ad.asm F:\KEILC5~1\C51\BIN\PINC\BAK\BAK003.ASM
编译: F:\KEILC5~1\C51\BIN\KE51.exe @ad._ia 586