单片机p1端口接8个LED灯,D0点亮后闪烁一次 ,D1点亮后闪烁两次,D2点亮后...答:LED EQU 30H ORG 0000H LJMP MAIN ORG 0030H MAIN:MOV LED,#0FEH MOV R2,#1 LOOP:MOV A,LED MOV P1,A LCALL DELAY PUSH 02H SHAN:MOV P1,#0FFH LCALL DELAY MOV P1,A LCALL DELAY DJNZ R2,SHAN POP 02H INC R2 CLR C RLC A MOV LED,A JNZ LOOP SJMP DELAY:MOV R3,#250 DLY:M...