西工大电子实习程序.txt

西工大电子实习程序.txt

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ORG0000H

LJMPSTART

ORG0030H

START:

NOP

;0

MOVR3,#08H

MOVA,#0FEH

AX0:

MOVP1,A

RLA

LCALLDELAY

NOP

DJNZR3,AX0

;1

MOVA,#0FEH

AX10:

MOVR3,#08H

AX11:

MOVP1,A;дP1��

RLA;ѭ������

LCALLDELAY;��ʱ

NOP

DJNZR3,AX11

RR A

MOVR4,#07H

AX12:

RR A

MOVP1,A

LCALLDELAY

NOP

DJNZR4,AX12

MOVA,#0FDH

;2

MOVR3,#0E7H

MOVR4,#0FEH

AX20:

MOVR5,#07H

AX21:

MOV A,R3

ANLA,R4

MOVP1,A

LCALLDELAY

MOVA,R4

RLA

MOVR4,A

DJNZ R5,AX21

MOVR6,#07H

AX22:

MOVA,R3

ANLA,R4

MOVP1,A

LCALLDELAY

MOVA,R4

RRA

MOVR4,A

NOP

DJNZ R6,AX22

;3

AX30:

MOVR3,#0FEH

MOVR4,#7FH

MOVR5,#08H

AX31:

MOVA,R3

ANLA,R4

MOVP1,A

MOVA,R3

RLA

MOVR3,A

MOVA,R4

RRA

MOVR4,A

LCALLDELAY

DJNZR5,AX31

;4

MOV R3,#0FEH

MOVR4,#0FEH

MOVR5,#08H

MOVR6,#08H

AX41:

MOVA,R3

ANLA,R4

MOVR3,A

MOVP1,A

MOVA,R4

RLA

MOVR4,A

LCALLDELAY

DJNZR5,AX41

MOVR4,#80H

AX42:

MOVA,R3

ORLA,R4

MOVR3,A

MOVP1,A

MOVA,R4

RRA

MOVR4,A

LCALLDELAY

DJNZR6,AX42

;50

MOV R3,#0FFH ;����ѭ���ϴν����¼��

MOVR5,#8H ;һ�������

MOVR6,#8H ;���������

MOVR7,#8H

AX51:

MOVR4,#7FH

AX52:

MOVA,R4

RLA

MOVR4,A

ANLA,R3

MOVP1,A

LCALLDELAY

DJNZR5,AX52

MOVR3,A

DECR7

MOVR5,R7 ;����һ�������

DJNZR6,AX51

;51

MOV R6,#08H

MOV R3,#00H

AX520:

MOV R5,R6

MOV R4,#01H

AX521:

MOV A,R4

ORL A,R3

MOV P1,A

LCALLDELAY

MOV A,R4

RL A

MOV R4,A

DJNZ R5,AX521

RR A

ORL A,R3

MOV R3,A

DJNZ R6,AX520

;6

MOVR3,#0FEH ;������

MOVR4,#0FEH;RL��

MOVR5,#1H ;Сѭ����֮��

MOVR6,#0H ;Сѭ����

MOVR7,#8H ;��ѭ����

AX60:

MOVR6,R5

MOVA,R5

INCA

MOVR5,A

MOVR4,#0FEH

AX61:

MOVA,R3

ANLA,R4

MOVP1,A

MOVA,R4

RLA

MOVR4,A

LCALLDELAY

DJNZR6,AX61

MOVA,R3

RLA

MOVR3,A

DJNZR7,AX60

;7

MOVA,#0FH

MOVR3,#0FH

AX7:

MOVP1,A

RRA

LCALLDELAY

DJNZR3,AX7

;8

MOVR3,#0F0H

MOVA,#0FH

MOVR4,#8H

AX8:

MOVP1,A

XCHA,R3

LCALLDELAY

DJNZR4,AX8

LJMPSTART

DELAY:

MOVR0,#01H;��ʱ�ӳ���

DELAY1:

MOVR1,#00H

DELAY2:

MOVR2,#0B2H

DJNZR2,$

DJNZR1,DELAY2

DJNZR0,DELAY1

RET

END