inter2-0.lst

单片机的仿真实例!用的是Proteus作的,大家有需要的尽管下吧


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:	INTER2-0.ASM
	Object File:	INTER2-0.HEX
	List File:	INTER2-0.LST



 Line  I  Addr  Code            Source

    1:		N      0000		ORG	 00H
    2:	  0000	02 00 30		JMP	 MAIN
    3:		N      0003		ORG 	03H		;INT0中断子程序起始地址
    4:	  0003	02 00 45		JMP 	EXT0		;中断子程序
    5:		N      0013		ORG 	13H		;INT1中断子程序起始地址
    6:	  0013	02 00 55		JMP 	EXT1		;中断子程序
    7:		N      0030		ORG	 30H
    8:	  0030	75 A8 85	MAIN:	MOV	IE,#10000101B	;INT0,INT1中断使能
    9:	  0033	75 B8 02		MOV	IP,#00000010B	;INT1中断优先
   10:	  0036	75 88 01		MOV	TCON,#00000001B	;INTO为下降沿触发
   11:	  0039	75 81 70		MOV	SP,#70H		;设定堆栈指针
   12:	  003C	7A 00			MOV	R2,#00		;设置记数初值
   13:	  003E	C2 97			CLR	P1.7		;
   14:				;--------------------------------------------------
   15:	  0040	EA		LOOP:	MOV	A,R2		;读取十进制记数值
   16:	  0041	F5 A0			MOV	P2,A		;显示
   17:	  0043	80 FB			JMP	LOOP		;循环
   18:	  0045	C0 E0		EXT0:	PUSH	ACC		;压入堆栈
   19:	  0047	C0 D0			PUSH	PSW		;
   20:	  0049	EA			MOV	A,R2		;
   21:	  004A	24 01			ADD	A,#01H		;计数指针加1
   22:	  004C	D4			DA	A		;做十进制调整
   23:	  004D	FA			MOV	R2,A		;存入R2
   24:	  004E	F5 A0			MOV	P2,A		;
   25:				;	CALL	DELAY1		;延时
   26:	  0050	D0 D0			POP	PSW		;出栈
   27:	  0052	D0 E0			POP	ACC		;
   28:	  0054	32			RETI			;中断返回
   29:				;-----------------------------------------------
   30:	  0055	C0 E0		EXT1:	PUSH	ACC		;压入堆栈
   31:	  0057	C0 D0			PUSH	PSW		;
   32:	  0059	D2 97			SETB	P1.7		;
   33:	  005B	12 00 72		CALL	DELAY2		;延时
   34:	  005E	C2 97			CLR	P1.7		;
   35:	  0060	D0 D0			POP	PSW		;出栈
   36:	  0062	D0 E0			POP	ACC		;
   37:	  0064	32			RETI			;中断返回
   38:
   39:				;-----------------------------------------------
   40:	  0065	7D C8		DELAY1:	MOV	R5,#200		;延时程序
   41:	  0067	7E 64		D11:	MOV	R6,#100		;
   42:	  0069	7F F8		D21:	MOV	R7,#248		;
   43:	  006B	DF FE			DJNZ	R7,$		;

ASEM-51 V1.2                                         Copyright (c) 1996 by W.W. Heinz                                         PAGE 2



 Line  I  Addr  Code            Source

   44:	  006D	DE FA			DJNZ	R6,D21		;
   45:	  006F	DD F6			DJNZ	R5,D11		;
   46:	  0071	22			RET
   47:				;------------------------------------------------
   48:	  0072	7D C8		DELAY2:	MOV	R5,#200		;延时程序
   49:	  0074	7E C8		D12:	MOV	R6,#200		;
   50:	  0076	7F F8		D22:	MOV	R7,#248		;
   51:	  0078	DF FE			DJNZ	R7,$		;
   52:	  007A	DE FA			DJNZ	R6,D22		;
   53:	  007C	DD F6			DJNZ	R5,D12		;
   54:	  007E	22			RET
   55:					END
   56:





                     register banks used:  ---

                     no errors




ASEM-51 V1.2                                         Copyright (c) 1996 by W.W. Heinz                                         PAGE 3





	       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
D11				  CODE	    0067	  41
D12				  CODE	    0074	  49
D21				  CODE	    0069	  42
D22				  CODE	    0076	  50
DELAY1				  CODE	    0065	  40
DELAY2				  CODE	    0072	  48
DPH				  DATA	      83
DPL				  DATA	      82
EA				  BIT	      AF
ES				  BIT	      AC
ET0				  BIT	      A9
ET1				  BIT	      AB
EX0				  BIT	      A8
EX1				  BIT	      AA
EXT0				  CODE	    0045	  18
EXT1				  CODE	    0055	  30
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
LOOP				  CODE	    0040	  15
MAIN				  CODE	    0030	   8
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

ASEM-51 V1.2                                         Copyright (c) 1996 by W.W. Heinz                                         PAGE 4



SYMBOL				  TYPE     VALUE	LINE
------------------------------------------------------------
RI				  BIT	      98
RS0				  BIT	      D3
RS1				  BIT	      D4
RXD				  BIT	      B0
SBUF				  DATA	      99
SCON				  DATA	      98
SINT				  CODE	    0023
SM0				  BIT	      9F
SM1				  BIT	      9E
SM2				  BIT	      9D
SP				  DATA	      81
T0				  BIT	      B4
T1				  BIT	      B5
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