proteus仿真51流水灯(汇编)

本文为《proteus仿真51流水灯和点阵(心形)》的后续文章,上文链接:https://www.cnblogs.com/xing-2/p/11147890.html

流水灯的原理图同上文

汇编代码如下:

      ORG 0000H
   MOV R1,#01H
   LCALL movbit

delay:
   MOV R7,#00H
delayloop:
   DJNZ R7,delayloop
   DJNZ R6,delayloop
   RET

movbit:
    MOV A,R1
    RL A
    MOV R1,A
    MOV P1,R1
    MOV R6,#0FFH
    LCALL delay
    LCALL movbit
    RET

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转载自www.cnblogs.com/xing-2/p/11800356.html