nuetes.lst

单片机外接共阳数码管倒计时电路


ASEM-51 V1.3                                         Copyright (c) 2002 by W.W. Heinz                                         PAGE 1





       MCS-51 Family Macro Assembler   A S E M - 5 1   V 1.3
       =====================================================



	Source File:	NUETES.C
	Object File:	NUETES.hex
	List File:	NUETES.lst



 Line  I  Addr  Code            Source

    1:	  0000			START:
    2:	  0000	78 00		MOV R0,#0
    3:	  0002	90 00 39	MOV DPTR,#TABLE
    4:	  0005			LOOP:
    5:	  0005	11 0D		ACALL DISPLAY
    6:	  0007	08		INC R0
    7:	  0008	B8 64 FA	CJNE R0,#100,LOOP
    8:	  000B	80 F3		JMP START
    9:	  000D			DISPLAY:
   10:	  000D	E8		MOV A,R0
   11:	  000E	75 F0 0A	MOV B,#10
   12:	  0011	84		DIV AB
   13:	  0012	F9		MOV R1,A
   14:	  0013	AA F0		MOV R2,B
   15:	  0015	7B 32		MOV R3,#50
   16:	  0017			LOOP1:
   17:	  0017	EA		MOV A,R2
   18:	  0018	11 2C		ACALL CHANG
   19:	  001A	C2 A0		CLR P2.0
   20:	  001C	11 30		ACALL DLY10mS
   21:	  001E	D2 A0		SETB P2.0
   22:	  0020	E9		MOV A,R1
   23:	  0021	11 2C		ACALL CHANG
   24:	  0023	C2 A1		CLR P2.1
   25:	  0025	11 30		ACALL DLY10mS
   26:	  0027	D2 A1		SETB P2.1
   27:	  0029	DB EC		DJNZ R3,LOOP1
   28:	  002B	22		RET
   29:	  002C			CHANG:
   30:	  002C	93		MOVC A,@A+DPTR
   31:	  002D	F5 80		MOV P0,A
   32:	  002F	22		RET
   33:	  0030			DLY10mS:
   34:	  0030	7E 14		MOV R6,#20
   35:	  0032			D1:
   36:	  0032	7F F8		MOV R7,#248
   37:	  0034	DF FE		DJNZ R7,$
   38:	  0036	DE FA		DJNZ R6,D1
   39:	  0038	22		RET
   40:	  0039			TABLE:
   41:	  0039	C0 F9 A4 B0	DB 0C0H,0F9H,0A4H,0B0H
   42:	  003D	99 92 82 F8	DB 99H,92H,82H,0F8H
   43:	  0041	80 90 88 83	DB 80H,90H,88H,83H

ASEM-51 V1.3                                         Copyright (c) 2002 by W.W. Heinz                                         PAGE 2



 Line  I  Addr  Code            Source

   44:	  0045	C6 A1 86 8E	DB 0C6H,0A1H,86H,8EH
   45:				END





                     register banks used:  ---

                     no errors




ASEM-51 V1.3                                         Copyright (c) 2002 by W.W. Heinz                                         PAGE 3





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


SYMBOL				  TYPE     VALUE	LINE
------------------------------------------------------------
??ASEM_51			  NUMBER    8051
??VERSION			  NUMBER    0130
AC				  BIT	      D6
ACC				  DATA	      E0
B				  DATA	      F0
CHANG				  CODE	    002C	  29
CY				  BIT	      D7
D1				  CODE	    0032	  35
DISPLAY				  CODE	    000D	   9
DLY10MS				  CODE	    0030	  33
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
LOOP				  CODE	    0005	   4
LOOP1				  CODE	    0017	  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

ASEM-51 V1.3                                         Copyright (c) 2002 by W.W. Heinz                                         PAGE 4



SYMBOL				  TYPE     VALUE	LINE
------------------------------------------------------------
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
START				  CODE	    0000	   1
T0				  BIT	      B4
T1				  BIT	      B5
TABLE				  CODE	    0039	  40
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