A51 MACRO ASSEMBLER  INTERRUPT                                                            07/02/2006 20:44:03 PAGE     1


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

LOC  OBJ            LINE     SOURCE

  0030                 1     SECOND  EQU     30H
  0031                 2     COUNT   EQU     31H
0000                   3                     ORG     00H
0000 02000E            4                     LJMP    START
000B                   5                     ORG             0BH
000B 02002E            6                     LJMP    INT_T0
000E 753000            7     START:  MOV     SECOND,#00H
0011 753100            8                     MOV     COUNT,#00H
0014 900057            9                     MOV             DPTR,#TABLE
0017 75803F           10                     MOV             P0,#3FH
001A 75A03F           11                     MOV             P2,#3FH
001D 758901           12                     MOV     TMOD,#01H
0020 758C3C           13                     MOV     TH0,#(65536-50000)/256
0023 758AB0           14                     MOV     TL0,#(65536-50000) MOD 256
0026 D28C             15                     SETB    TR0
0028 75A882           16                     MOV             IE,#82H
002B 02002B           17                     LJMP    $
002E 758C3C           18     INT_T0: MOV     TH0,#(65536-50000)/256
0031 758AB0           19                     MOV     TL0,#(65536-50000) MOD 256
0034 0531             20                     INC             COUNT
0036 E531             21                     MOV             A,COUNT
0038 B4141B           22                     CJNE    A,#20,I2
003B 753100           23                     MOV             COUNT,#00H      
003E 0530             24                     INC             SECOND
0040 E530             25                     MOV             A,SECOND
0042 B43C03           26                     CJNE    A,#60,I1
0045 753000           27                     MOV             SECOND,#00H
0048 E530             28     I1:             MOV             A,SECOND
004A 75F00A           29                     MOV             B,#10
004D 84               30                     DIV             AB
004E 93               31                     MOVC    A,@A+DPTR
004F F580             32                     MOV             P0,A
0051 E5F0             33                     MOV             A,B
0053 93               34                     MOVC    A,@A+DPTR
0054 F5A0             35                     MOV             P2,A
0056 32               36     I2:             RETI                            
0057 3F065B4F         37     TABLE:  DB              3FH,06H,5BH,4FH,66H,6DH,7DH,07H,7FH,6FH
005B 666D7D07                
005F 7F6F                    
                      38                     END
A51 MACRO ASSEMBLER  INTERRUPT                                                            07/02/2006 20:44:03 PAGE     2

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


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

B. . . . . . . . .  D ADDR   00F0H   A   
COUNT. . . . . . .  N NUMB   0031H   A   
I1 . . . . . . . .  C ADDR   0048H   A   
I2 . . . . . . . .  C ADDR   0056H   A   
IE . . . . . . . .  D ADDR   00A8H   A   
INT_T0 . . . . . .  C ADDR   002EH   A   
P0 . . . . . . . .  D ADDR   0080H   A   
P2 . . . . . . . .  D ADDR   00A0H   A   
SECOND . . . . . .  N NUMB   0030H   A   
START. . . . . . .  C ADDR   000EH   A   
TABLE. . . . . . .  C ADDR   0057H   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)