A51 MACRO ASSEMBLER  LED_DISPLAY                                                          07/05/2006 20:05:30 PAGE     1


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

LOC  OBJ            LINE     SOURCE

  0030                 1     DISP_CNT        EQU             30H
  0031                 2     TCNT            EQU             31H
0000                   3                     ORG             00H
0000 800C              4                     SJMP    START
000B                   5                     ORG             0BH
000B 020033            6                     LJMP    INT_T0
000E 753000            7     START:  MOV             DISP_CNT,#00H
0011 753100            8                     MOV             TCNT,#00H
0014 75A000            9                     MOV             P2,#00H
0017 758901           10                     MOV             TMOD,#01H
001A 758CEC           11                     MOV             TH0,#(65536-5000)/256
001D 758A78           12                     MOV             TL0,#(65536-5000)MOD 256
0020 75A882           13                     MOV             IE,#82H
0023 D28C             14                     SETB    TR0
                      15     
0025 E530             16     DISP:   MOV             A,DISP_CNT
0027 90005E           17                     MOV             DPTR,#TABLE
002A A8A0             18                     MOV             R0,P2
002C 28               19                     ADD             A,R0
002D 93               20                     MOVC    A,@A+DPTR
002E F580             21                     MOV             P0,A
0030 020025           22                     LJMP    DISP
                      23     
0033 758CEC           24     INT_T0: MOV             TH0,#(65536-5000)/256
0036 758A78           25                     MOV             TL0,#(65536-5000)MOD 256                
0039 05A0             26                     INC             P2
003B E5A0             27                     MOV             A,P2
003D B4081D           28                     CJNE    A,#08H,RETUNE
0040 75A000           29                     MOV             P2,#00H
0043 0531             30                     INC             TCNT
0045 E531             31                     MOV             A,TCNT
0047 B40A13           32                     CJNE    A,#10,RETUNE
004A 753100           33                     MOV             TCNT,#00H
004D 0530             34                     INC             DISP_CNT
004F E530             35                     MOV             A,DISP_CNT
0051 B40F09           36                     CJNE    A,#15,RETUNE
0054 75A000           37                     MOV             P2,#00H
0057 753000           38                     MOV             DISP_CNT,#00H
005A 753100           39                     MOV             TCNT,#00H
005D 32               40     RETUNE: RETI
                      41     
005E 00000000         42     TABLE:  DB              00H,00H,00H,00H,00H,00H,00H
0062 000000                  
0065 065B4F66         43                     DB              06H,5BH,4FH,66H,6DH,7DH,07H,7FH
0069 6D7D077F                
006D 00000000         44                     DB              00H,00H,00H,00H,00H,00H,00H,00H
0071 00000000                
                      45     
                      46                     END
A51 MACRO ASSEMBLER  LED_DISPLAY                                                          07/05/2006 20:05:30 PAGE     2

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


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

DISP . . . . . . .  C ADDR   0025H   A   
DISP_CNT . . . . .  N NUMB   0030H   A   
IE . . . . . . . .  D ADDR   00A8H   A   
INT_T0 . . . . . .  C ADDR   0033H   A   
P0 . . . . . . . .  D ADDR   0080H   A   
P2 . . . . . . . .  D ADDR   00A0H   A   
RETUNE . . . . . .  C ADDR   005DH   A   
START. . . . . . .  C ADDR   000EH   A   
TABLE. . . . . . .  C ADDR   005EH   A   
TCNT . . . . . . .  N NUMB   0031H   A   
TH0. . . . . . . .  D ADDR   008CH   A   
TL0. . . . . . . .  D ADDR   008AH   A   
TMOD . . . . . . .  D ADDR   0089H   A   
TR0. . . . . . . .  B ADDR   0088H.4 A   


REGISTER BANK(S) USED: 0 

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