2.lst

点阵管单排行列循环,对点阵学习的一点基础

A51 MACRO ASSEMBLER  2                                                                    07/03/2008 09:01:24 PAGE     1


MACRO ASSEMBLER A51 V7.07
OBJECT MODULE PLACED IN 2.OBJ
ASSEMBLER INVOKED BY: D:\Keil\C51\BIN\A51.EXE 2.ASM SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

  0080                 1             COL EQU P0
  00A0                 2             ROW EQU P2
                       3     
0000                   4             ORG 0000H
0000 0130              5             AJMP MAIN
0030                   6             ORG 0030H
0030 7580FF            7     MAIN:   MOV COL,#0FFH
0033 75A000            8             MOV ROW,#00H
0036 120054            9             LCALL DELAY
0039 7401             10             MOV A,#01H
003B F580             11     START:  MOV COL,A
003D 120054           12             LCALL DELAY
0040 23               13             RL A
0041 B401F7           14             CJNE A,#01H,START
0044 7580FF           15             MOV COL,#0FFH
0047 74FE             16             MOV A,#0FEH
0049 F5A0             17     LOOP:   MOV ROW,A
004B 120054           18             LCALL DELAY
004E 23               19             RL A
004F B4FEF7           20             CJNE A,#0FEH,LOOP
0052 0130             21             AJMP MAIN
                      22     
0054 7D02             23     DELAY:MOV R5,#2
0056 7FFA             24     D2:     MOV R7,#250
0058 7EC8             25     D1:     MOV R6,#200
005A DEFE             26             DJNZ R6,$
005C DFFA             27             DJNZ R7,D1
005E DDF6             28             DJNZ R5,D2
0060 22               29             RET
                      30     
                      31             END
                                     
                                     
                                     
A51 MACRO ASSEMBLER  2                                                                    07/03/2008 09:01:24 PAGE     2

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


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

COL. . . . . . . .  D ADDR   0080H   A   
D1 . . . . . . . .  C ADDR   0058H   A   
D2 . . . . . . . .  C ADDR   0056H   A   
DELAY. . . . . . .  C ADDR   0054H   A   
LOOP . . . . . . .  C ADDR   0049H   A   
MAIN . . . . . . .  C ADDR   0030H   A   
P0 . . . . . . . .  D ADDR   0080H   A   
P2 . . . . . . . .  D ADDR   00A0H   A   
ROW. . . . . . . .  D ADDR   00A0H   A   
START. . . . . . .  C ADDR   003BH   A   


REGISTER BANK(S) USED: 0 


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