rdd.lst

单片机实现led7位数码显示管的固定数值显示

A51 MACRO ASSEMBLER  RDD                                                                  11/23/2003 09:33:30 PAGE     1


MACRO ASSEMBLER A51 V6.12
OBJECT MODULE PLACED IN RDD.OBJ
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE RDD.ASM DB

LOC  OBJ            LINE     SOURCE

                       1     ;实验15 液晶显示器实验
                       2     ;<5>.读一位字符示莸淖映绦颍ǘ脸龅氖据在A中）
0000                   3             ORG 00H
0000 0130              4             AJMP RDD
0030                   5             ORG 0030H
0030 C082              6      RDD:   PUSH     DPL    
0032 C083              7             PUSH     DPH
0034 120040            8             LCALL    BUSY
0037 908503            9             MOV      DPTR,#8503H
003A E0               10             MOVX     A,@DPTR
003B D083             11             POP      DPH
003D D082             12             POP      DPL
003F 22               13             RET
0040                  14     BUSY:; 调用查寻忙碌位（BF）子程序:;     
                      15             END
                                     
A51 MACRO ASSEMBLER  RDD                                                                  11/23/2003 09:33:30 PAGE     2

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


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

BUSY . . . . . . .  C ADDR   0040H   A   
DPH. . . . . . . .  D ADDR   0083H   A   
DPL. . . . . . . .  D ADDR   0082H   A   
RDD. . . . . . . .  C ADDR   0030H   A   


REGISTER BANK(S) USED: 0 


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