|
ORG 0000HSTART: MOV A,#001H MOV R1,#07HLOOP1: MOV P1,A MOV R5,#10DELAY0: MOV R6,#200DELAY1: MOV R7,#250DELAY2: DJNZ R7,DELAY2 DJNZ R6,DELAY1 DJNZ R5,DELAY0 RL A DJNZ R1,LOOP1 MOV A,#80H MOV R1,#07HLOOP2: MOV P1,A MOV R5,#10DELAY10: MOV R6,#200DELAY11: MOV R7,#250DELAY12: DJNZ R7,DELAY12 DJNZ R6,DELAY11 DJNZ R5,DELAY10 RR A DJNZ R1,LOOP2 SJMP start END |
