花样流水灯(汇编)
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花样流水灯程序（汇编）汇编起始命令统一为：ORG 0000H
LJMP MAIN
ORG 0100H
延时程序统一为：DELAY: MOV R7, #10 （延时500ms）
DL Y2: MOV R6, #200
DL Y1: MOV R5, #125
DJNZ R5, $
DJNZ R6, DL Y1
DJNZ R7, DL Y2
RET 注：不可少
1.普通流水灯
MAIN: MOV A, #0FEH
LOOP0: MOV R1,#10H
LOOP1: MOV P1,A
LCALL DELAY
RL A
DJNZ R1,LOOP1
LCALL DELAY 注：每循环一次延时长一些，以便观察
LCALL DELAY
SJMP LOOP0
2.L1亮到L8，L8灭到L1
MAIN: MOV A, #0FEH LOOP0：MOV R1, #15
LOOP1: MOV P1, A
LCALL DELAY
RL A
DEC R1
CJNE R1, #07H,LOOP1
RR A
LOOP2: RR A
MOV P1, A
LCALL DELAY
DJNZ R1, LOOP2
LCALL DELAY
LCALL DELAY
SJMP LOOP0 MAIN: MOV A, #0FEH LOOP0: MOV R1, #08
MOV R2, #08 LOOP1: MOV P1, A
LCALL DELAY
RL A
DEC R1
DJNZ R1, LOOP1
RR A
LOOP2: RR A
MOV P1, A
LCALL DELAY
DJNZ R2, LOOP2
LCALL DELAY
LCALL DELAY
SJMP LOOP0
3.L1到L8逐个亮灭
MAIN: MOV A, #0FEH
LOOP0: MOV R1, #0FEH
MOV R2, #15
LOOP1: MOV P1, A
LCALL DELAY
RL A
ANL A, R1
DEC R2
CJNE R2, #07H,LOOP1 注：以上是让灯从1亮到8
MOV R1, #80H
LOOP2: ORL A, R1
MOV P1, A
LCALL DELAY
RR A
DJNZ R2, LOOP2
RL A
LCALL DELAY
LCALL DELAY
SJMP LOOP0
4.13572468亮
MAIN: MOV A,#0FEH
LOOP0: MOV R1,#08H
LOOP1: MOV P1, A
LCALL DELAY
RL A
RL A
DEC R1
CJNE R1,#04H ,LOOP1
MOV A, #0FDH LOOP2: MOV P1, A
LCALL DELAY
RL A
RL A
DJNZ R1, LOOP2
RR A
SJMP LOOP0 5.逐个闪烁
MAIN: MOV A, #0FEH LOOP0: MOV R1,#10H LOOP1: MOV P1,A
LCALL DELAY
MOV P1, #0FFH
LCALL DELAY
RL A
DJNZ R1,LOOP1
LCALL DELAY
LCALL DELAY
SJMP LOOP0
6.流水灯四个四个地亮花样I
MAIN: MOV A, #0F0H LOOP0: MOV R1, #09H LOOP1: MOV P1, A
LCALL DELAY
RL A
花样II
MAIN: MOV A, #0F0H
LOOP0: MOV R1, #040H LOOP1: MOV P1, A
LCALL DELAY
SWAP A
DJNZ R1, LOOP1
LCALL DELAY
DEC R1
CJNE R1,#05H,LOOP1 LOOP2: MOV P1, A
LCALL DELAY
RR A
DJNZ R1,LOOP2
RL A LCALL DELAY LCALL DELAY SJMP LOOP0 LCALL DELAY SJMP LOOP0
7.全亮全灭
MAIN:
LOOP0: MOV R1, #04H LOOP1: MOV P1, #00H
LCALL DELAY
MOV P1, #0FFH
LCALL DELAY
DJNZ R1, LOOP1
LCALL DELAY
LCALL DELAY
SJMP LOOP0
8.两个两个地亮
MAIN: MOV A, #0FCH LOOP0: MOV R1, #08H LOOP1: MOV P1, A
LCALL DELAY
RL A
RL A
DEC R1
CJNE R1,#04H,LOOP1
RR A
RR A
LOOP2: MOV P1, A
LCALL DELAY
RR A
RR A
DJNZ R1, LOOP2
RL A
RL A
LCALL DELAY
LCALL DELAY
SJMP LOOP0 9.穿越
MAIN: MOV R2,#0FEH
MOV R3, #7FH LOOP0: MOV R1,#016 LOOP1: MOV A,R2
ANL A,R3
MOV P1, A
LCALL DELAY
MOV A,R2
RL A
MOV R2, A
MOV A,R3
RR A
MOV R3, A
DJNZ R1,LOOP1