花样流水灯的设计1（单片机-汇编）

; maker:Chen Weiwu

; date:2012-11-08

; version:1.0.0

;-------------------------------------------------------------

;Define

Ledprt equ p0

SegDisPlay equ p2

L1 equ 30h

l3 equ 32h

button1 equ p1.0

button2 equ p1.2

button3 equ p1.4

button4 equ p1.6

;----------------------

;Set the initiation address which the program runing

;----------------------

org 0

ajmp main

;----------------------

Pattern1:

mov a,#11111110B

Cycle1: mov Ledprt,a

rl a

acall delay

jnb button1,cycle1

mov Ledprt,#11111111B

ret

;-----------------------

Pattern2:

mov a,#01111111B

mov l1,#00000001B

Cycle2: mov l3,a

xrl a,l1

mov Ledprt,a

mov a,l3

rl a

mov l3,a

mov a,l1

rr a

mov l1,a

mov a,l3

acall delay

jnb button2,cycle2

mov Ledprt,#11111111B

ret

;-----------------------

Pattern3:

mov a,#10101010B

Cycle3: mov l1,a

mov Ledprt,a

acall delay

mov a,#11111111B

mov Ledprt,a

acall delay

mov a,l1

rl a

jnb button3,cycle3

mov Ledprt,#11111111B

ret

;-----------------------

Pattern4:

mov a,#11111110B

mov l1,#00000001B

Cycle4: mov Ledprt,a

acall delay

rl a

xrl a,l1

jnb button4,cycle4

mov Ledprt,#11111111B

ret

;-----------------------

;-----------------------

;delay section

delay: mov r5,#50

delay1: mov r6,#100

DELAY2: mov r7,#10

djnz r7,$

djnz r6,delay2

djnz r5,delay1

ret

;-----------------------

main: mov SegDisPlay,#00H

jb button1,To2

mov SegDisPlay,#01H

Acall Pattern1

To2:

jb button2,To3

mov SegDisPlay,#02H

Acall Pattern2

To3:

jb button3,To4

mov SegDisPlay,#03H

Acall Pattern3

To4:

jb button4,main

mov SegDisPlay,#04H

Acall Pattern4

ajmp Main

;-----------------------

end

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