2.lst

这是一个实现串口通讯的实验


ASEM-51 V1.2                                         Copyright (c) 1996 by W.W. Heinz                                         PAGE 1





       MCS-51 Family Cross Assembler   A S E M - 5 1   V 1.2
       =====================================================



	Source File:	2.ASM
	Object File:	2.HEX
	List File:	2.LST



 Line  I  Addr  Code            Source

    1:		N      0000	ORG 0000H
    2:	  0000	90 00 22	MOV DPTR,#TABLE
    3:	  0003	75 89 20	MOV TMOD,#20H
    4:	  0006	75 8D E6	MOV TH1,#0E6H
    5:	  0009	75 8B E6	MOV TL1,#0E6H
    6:	  000C	D2 8E		SETB TR1
    7:	  000E	75 98 50	MOV SCON,#50H
    8:	  0011			START:
    9:	  0011	10 98 02	L0:JBC RI,L1
   10:	  0014	01 11		AJMP L0
   11:	  0016	E5 99		L1:MOV A,SBUF
   12:	  0018	93		MOVC A,@A+DPTR
   13:	  0019	F5 99		MOV SBUF,A
   14:	  001B	10 99 02	L2:JBC TI,L3
   15:	  001E	01 1B		AJMP L2
   16:	  0020	80 EF		L3:SJMP START
   17:	  0022	3F 06 5B 4F	TABLE:  DB 3FH,06H,5BH,4FH,66H,6DH,7DH,07H
	  0026	66 6D 7D 07
   18:	  002A	7F 6F 77 7C	        DB 7FH,6FH,77H,7CH,39H,5EH,79H,71H
	  002E	39 5E 79 71
   19:				END





                     register banks used:  ---

                     no errors




ASEM-51 V1.2                                         Copyright (c) 1996 by W.W. Heinz                                         PAGE 2





	       L I S T   O F   S Y M B O L S
	       =============================


SYMBOL				  TYPE     VALUE	LINE
------------------------------------------------------------
AC				  BIT	      D6
ACC				  DATA	      E0
B				  DATA	      F0
CY				  BIT	      D7
DPH				  DATA	      83
DPL				  DATA	      82
EA				  BIT	      AF
ES				  BIT	      AC
ET0				  BIT	      A9
ET1				  BIT	      AB
EX0				  BIT	      A8
EX1				  BIT	      AA
EXTI0				  CODE	    0003
EXTI1				  CODE	    0013
F0				  BIT	      D5
IE				  DATA	      A8
IE0				  BIT	      89
IE1				  BIT	      8B
INT0				  BIT	      B2
INT1				  BIT	      B3
IP				  DATA	      B8
IT0				  BIT	      88
IT1				  BIT	      8A
L0				  CODE	    0011	   9
L1				  CODE	    0016	  11
L2				  CODE	    001B	  14
L3				  CODE	    0020	  16
OV				  BIT	      D2
P				  BIT	      D0
P0				  DATA	      80
P1				  DATA	      90
P2				  DATA	      A0
P3				  DATA	      B0
PCON				  DATA	      87
PS				  BIT	      BC
PSW				  DATA	      D0
PT0				  BIT	      B9
PT1				  BIT	      BB
PX0				  BIT	      B8
PX1				  BIT	      BA
RB8				  BIT	      9A
RD				  BIT	      B7
REN				  BIT	      9C
RESET				  CODE	    0000
RI				  BIT	      98
RS0				  BIT	      D3
RS1				  BIT	      D4
RXD				  BIT	      B0
SBUF				  DATA	      99
SCON				  DATA	      98

ASEM-51 V1.2                                         Copyright (c) 1996 by W.W. Heinz                                         PAGE 3



SYMBOL				  TYPE     VALUE	LINE
------------------------------------------------------------
SINT				  CODE	    0023
SM0				  BIT	      9F
SM1				  BIT	      9E
SM2				  BIT	      9D
SP				  DATA	      81
START				  CODE	    0011	   8
T0				  BIT	      B4
T1				  BIT	      B5
TABLE				  CODE	    0022	  17
TB8				  BIT	      9B
TCON				  DATA	      88
TF0				  BIT	      8D
TF1				  BIT	      8F
TH0				  DATA	      8C
TH1				  DATA	      8D
TI				  BIT	      99
TIMER0				  CODE	    000B
TIMER1				  CODE	    001B
TL0				  DATA	      8A
TL1				  DATA	      8B
TMOD				  DATA	      89
TR0				  BIT	      8C
TR1				  BIT	      8E
TXD				  BIT	      B1
WR				  BIT	      B6