test.asm

来自「基于8051单片机的摇棒系统」· 汇编 代码 · 共 24 行

org 0
jmp str
str:
    mov a,#0ffh
hor:
   ; rl a
    mov P2,a
    mov P0,a
    call delay
    call delay
    call delay
    jmp hor


delay:
      mov r0,0
      mov r1,0
delayloop:
          djnz r0,delayloop
          djnz r1,delayloop
          reti

end