流水灯.asm

是我在电子竞赛期间写的一些单片机汇编程序

ORG 0000H
AJMP MAIN

ORG 0100H
MAIN:   MOV A,#11111110B
	
MAIN1:
	SETB P0.7
	MOV P2,A
	CLR P0.7
	;CLR P1.0
	
	ACALL DELAY
	ACALL DELAY
	ACALL DELAY
	SETB P1.0
	
	RLC A
AJMP MAIN1

DELAY:	
		MOV	R3,#0F0H
DELAY0:	MOV	R4,#0F0H
DELAY1:	DJNZ	R4,DELAY1
		DJNZ	R3,DELAY0
RET


END