org 00h
start:
          mov r1,#06h
          mov a,#00h
          mov p1,a
          jb p2.7,loop 
          ajmp start
loop:
          mov a,#01h
loop_1:
          mov p1,a
          call delay
          rl a
          djnz r1,loop_1
          mov a,#01h
loop2:
          mov p1,a
          call delay2
          rl a
          djnz r1,loop2
delay1 : 
delay2:
          jmp start