c51单片机汇编语言,八个小灯,依次亮灯,间隔0.5s,最后一个点亮后,全部灭...答:ORG 0000HLJMP MAINORG 0030HMAIN: MOV A,#0FEH MOV R2,#8LOOP: MOV P0,A LCALL DELAY CLR C RLC A DJNZ R2,LOOP MOV P0,#0FFH SJMP $DELAY: MOV R3,#10DLY1: MOV R4,#100DLY2: MOV R5,#250 DJNZ R5,$ DJNZ R4,DLY2 DJNZ R3,...
请帮忙编写一个花样流水灯单片机程序(要求1,3,5,7灯亮,2,4,6,8灯...答:先把P1口全部接低电平!ORG 0000H AJMP START ORG 0040H AA:MOV P1,#55H ACALL DELAY MOV P1,#0AAH ACALL DELAY MOV P1,#00H ACALL DELAY AJMP AA DELAY:MOV R5,#256 LOOP2:MOV R4,#256 LOOP1:NOP NOP DJNZ R4,LOOP1 DJNZ R5,LOOP2 RET ...