8051 Program – led rotation pattern

; led rotation pattern
; led's on port 2
	ORG 0H
START:	MOV A,#0FEH
MAIN:	MOV P2,A
	LCALL DELAY
	LCALL DELAY
	RL A
	LJMP MAIN
;some delay
DELAY:	MOV R0,#0FFH
LOOP1:	MOV R1,#05H
LOOP2:	MOV R2,#05H
LOOP3:	DJNZ R2,LOOP3
	DJNZ R1,LOOP2
	DJNZ R0,LOOP1
	RET
	END

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List of topics: 8051

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