7.lst

数字钟


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:	7.ASM
	Object File:	7.HEX
	List File:	7.LST



 Line  I  Addr  Code            Source

    1:		N      0000			ORG 0
    2:	  0000	79 00		START:		MOV R1,#00H
    3:	  0002	E9		NEXT:		MOV A,R1
    4:	  0003	90 00 20			MOV DPTR,#TABLE
    5:	  0006	93				MOVC A,@A+DPTR
    6:	  0007	F5 80				MOV P0,A
    7:	  0009	12 00 13			LCALL DELAY
    8:	  000C	09				INC R1
    9:	  000D	B9 0A F2			CJNE R1,#10,NEXT
   10:	  0010	02 00 00			LJMP START
   11:	  0013	7D 14		DELAY:		MOV R5,#20
   12:	  0015	7E 14		D2:		MOV R6,#20
   13:	  0017	7F F8		D1:		MOV R7,#248
   14:	  0019	DF FE				DJNZ R7,$
   15:	  001B	DE FA				DJNZ R6,D1
   16:	  001D	DD F6				DJNZ R5,D2
   17:	  001F	22				RET
   18:	  0020	3F 06 5B 4F	TABLE:		DB 3FH,06H,5BH,4FH,66H,6DH,7DH,07H,7FH,6FH
	  0024	66 6D 7D 07
	  0028	7F 6F
   19:
   20:				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
D1				  CODE	    0017	  13
D2				  CODE	    0015	  12
DELAY				  CODE	    0013	  11
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
NEXT				  CODE	    0002	   3
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	    0000	   2
T0				  BIT	      B4
T1				  BIT	      B5
TABLE				  CODE	    0020	  18
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