test_timer.lst

1 hour timer using mode 1 o timer in 89c51

A51 MACRO ASSEMBLER  TEST_TIMER                                                           03/25/2009 12:07:34 PAGE     1


MACRO ASSEMBLER A51 V8.01
OBJECT MODULE PLACED IN TEST_TIMER.OBJ
ASSEMBLER INVOKED BY: C:\Program Files\Keil\C51\BIN\A51.EXE TEST_TIMER.ASM SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0000                   1                             ORG 0000H
0000 020030            2                             LJMP MAIN
                       3                     ;       ORG 0003H
                       4                     ;       LJMP EX0
                       5                     ;       ORG 000BH
                       6                     ;       LJMP T0
                       7                     ;       ORG 0013H
                       8                     ;       LJMP EX1
                       9                     ;       ORG 001BH
                      10                     ;       LJMP T1
0030                  11                             ORG 0030H
0030 758901           12     MAIN:           MOV TMOD,#00000001B
0033 758A00           13                             MOV TL0,#00H
0036 758C00           14                             MOV TH0,#00H
0039 79FF             15                             MOV R1,#255
003B 7AFF             16     AGAIN1:         MOV R2,#255
003D D28C             17     AGAIN:          SETB TR0
003F 308DFD           18     HERE:           JNB TF0,HERE
0042 C28D             19                             CLR TF0
0044 DAF7             20                             DJNZ R2,AGAIN
0046 D9F3             21                             DJNZ R1,AGAIN1
0048 00               22                             NOP
                      23                             END                             
A51 MACRO ASSEMBLER  TEST_TIMER                                                           03/25/2009 12:07:34 PAGE     2

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


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

AGAIN. . . . . . .  C ADDR   003DH   A   
AGAIN1 . . . . . .  C ADDR   003BH   A   
HERE . . . . . . .  C ADDR   003FH   A   
MAIN . . . . . . .  C ADDR   0030H   A   
TF0. . . . . . . .  B ADDR   0088H.5 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)