1.lst

该程序为80C51程序,基于24MHz的以9.6Kb的波特率进行与计算机通讯程序.

A51 MACRO ASSEMBLER  1                                                                    09/07/2006 10:52:36 PAGE     1


MACRO ASSEMBLER A51 V6.12
OBJECT MODULE PLACED IN .\1.OBJ
ASSEMBLER INVOKED BY: D:\Keil\C51\BIN\A51.EXE .\1.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0000                   1     org 0000H
0000 020100            2     LJMP receive
                       3     
0100                   4     org 0100H
0100 758920            5     receive:  mov TMOD,#20H
0103 438780            6              orl PCON,#80H
0106 758DF3            7              mov TH1,#0F3H
0109 758BF3            8              mov TL1,#0F3H
010C C2AB              9              clr ET1
010E C2AC             10              clr ES
0110 D28E             11              setb tr1
0112 759850           12              mov scon,#50H
0115 C2B5             13              clr T1
0117 D2AC             14              setb ES
0119 D2AF             15              setb EA
                      16     
011B 211B             17      wait:  ajmp wait
                      18     
0023                  19      org 0023H
0023 B280             20          cpl p0.0
0025 E599             21          mov A,SBUF
0027 F599             22          mov SBUF,A
0029 3099FD           23          jnb TI,$
002C C299             24          clr TI
002E C298             25          CLR RI
0030 32               26          RETI
                      27          END
                             
A51 MACRO ASSEMBLER  1                                                                    09/07/2006 10:52:36 PAGE     2

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


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

EA . . . . . . . .  B ADDR   00A8H.7 A   
ES . . . . . . . .  B ADDR   00A8H.4 A   
ET1. . . . . . . .  B ADDR   00A8H.3 A   
P0 . . . . . . . .  D ADDR   0080H   A   
PCON . . . . . . .  D ADDR   0087H   A   
RECEIVE. . . . . .  C ADDR   0100H   A   
RI . . . . . . . .  B ADDR   0098H.0 A   
SBUF . . . . . . .  D ADDR   0099H   A   
SCON . . . . . . .  D ADDR   0098H   A   
T1 . . . . . . . .  B ADDR   00B0H.5 A   
TH1. . . . . . . .  D ADDR   008DH   A   
TI . . . . . . . .  B ADDR   0098H.1 A   
TL1. . . . . . . .  D ADDR   008BH   A   
TMOD . . . . . . .  D ADDR   0089H   A   
TR1. . . . . . . .  B ADDR   0088H.6 A   
WAIT . . . . . . .  C ADDR   011BH   A   


REGISTER BANK(S) USED: 0 


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