text1.lst

点阵LED显示

A51 MACRO ASSEMBLER  TEXT1                                                                04/24/2008 13:22:56 PAGE     1


MACRO ASSEMBLER A51 V8.00
OBJECT MODULE PLACED IN Text1.OBJ
ASSEMBLER INVOKED BY: d:\Keil\C51\BIN\A51.EXE Text1.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

  0031                 1     RS_CNT    EQU  31H
  0034                 2     DSP_CNT   EQU  34H
0000                   3               ORG  00H
0000 753100            4     START:    MOV  RS_CNT,#00H
0003 753400            5               MOV  DSP_CNT,#00H
0006 90000E            6                       MOV  DPTR,#SWITCH
0009 E534              7     A0:       MOV  A,DSP_CNT
000B 2534              8               ADD  A,DSP_CNT
000D 73                9                       JMP  @A+DPTR
000E 8006             10     SWITCH:   SJMP DSP_0
0010 801E             11               SJMP DSP_1
0012 8034             12                       SJMP DSP_2
0014 804C             13                       SJMP DSP_3
0016 758000           14     DSP_0:    MOV P0,#00H
0019 7401             15               MOV A,#01H
001B F5B0             16     L0:       MOV P3,A
001D 12007D           17               LCALL  DELAY
0020 23               18                       RL   A
0021 0531             19                       INC  RS_CNT
0023 A831             20                       MOV  R0,RS_CNT
0025 B818F3           21                       CJNE R0,#24,L0
0028 0534             22                       INC  DSP_CNT
002A 753100           23                       MOV  RS_CNT,#00H
002D 020009           24                       LJMP A0
0030 850080           25     DSP_1:    MOV P0,00H
0033 7480             26               MOV A,#80H
0035 F5B0             27             L1:   MOV P3,A
0037 12007D           28                   LCALL DELAY
003A 03               29                       RR   A
003B 0531             30                       INC  RS_CNT
003D B818F5           31                       CJNE R0,#24,L1
0040 0534             32                       INC  DSP_CNT
0042 753100           33                       MOV  RS_CNT,#00H
0045 020009           34                       LJMP A0
0048 75B0FF           35     DSP_2:    MOV P3,#0FFH
004B 747F             36               MOV A,#7FH
004D F580             37             L2:  MOV  P0,A
004F 12007D           38                  LCALL  DELAY
0052 03               39                      RR  A
0053 0531             40                      INC  RS_CNT
0055 A831             41                      MOV R0,RS_CNT
0057 B818F3           42                      CJNE  R0,#24,L2
005A 0534             43                      INC  DSP_CNT
005C 753100           44                      MOV  RS_CNT,#00H
005F 020009           45                      LJMP  A0
0062 75B0FF           46     DSP_3:   MOV  P3,#0FFH
0065 74FF             47              MOV  A,#0FFH
0067 F580             48             L3:  MOV P0,A
0069 12007D           49                  LCALL  DELAY
006C 23               50                  RL  A
006D 0531             51                      INC  RS_CNT
006F A831             52                      MOV R0,RS_CNT
0071 B818F3           53                      CJNE R0,#24,L3
0074 753400           54                      MOV DSP_CNT,#00H
0077 753100           55                      MOV RS_CNT ,#00H
007A 020009           56                      LJMP A0
007D 7D0A             57     DELAY :   MOV R5,#10
007F 7E14             58     D1:      MOV  R6,#20
A51 MACRO ASSEMBLER  TEXT1                                                                04/24/2008 13:22:56 PAGE     2

0081 7FF8             59     D2:      MOV  R7,#248
0083 DFFE             60              DJNZ  R7,$
0085 DEFA             61                      DJNZ  R6,D2
0087 DDF6             62                      DJNZ  R5,D1
0089 22               63                      RET
                      64                      END
                             
                             
                             
A51 MACRO ASSEMBLER  TEXT1                                                                04/24/2008 13:22:56 PAGE     3

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


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

A0 . . . . . . . .  C ADDR   0009H   A   
D1 . . . . . . . .  C ADDR   007FH   A   
D2 . . . . . . . .  C ADDR   0081H   A   
DELAY. . . . . . .  C ADDR   007DH   A   
DSP_0. . . . . . .  C ADDR   0016H   A   
DSP_1. . . . . . .  C ADDR   0030H   A   
DSP_2. . . . . . .  C ADDR   0048H   A   
DSP_3. . . . . . .  C ADDR   0062H   A   
DSP_CNT. . . . . .  N NUMB   0034H   A   
L0 . . . . . . . .  C ADDR   001BH   A   
L1 . . . . . . . .  C ADDR   0035H   A   
L2 . . . . . . . .  C ADDR   004DH   A   
L3 . . . . . . . .  C ADDR   0067H   A   
P0 . . . . . . . .  D ADDR   0080H   A   
P3 . . . . . . . .  D ADDR   00B0H   A   
RS_CNT . . . . . .  N NUMB   0031H   A   
START. . . . . . .  C ADDR   0000H   A   
SWITCH . . . . . .  C ADDR   000EH   A   


REGISTER BANK(S) USED: 0 


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