CU    C      0
      L     C      0
      T     MB    90                    //增值計(jì)數(shù)器值存放地址(一個(gè)字節(jié)8位)
      A     M     90.0                  // 當(dāng)計(jì)數(shù)器值=1時(shí),
      =     M     90.4                  //輸出M90.4
      A     M     90.1                  // 當(dāng)計(jì)數(shù)器值=2時(shí),
      =     M     90.5                  //輸出M90.5
      A     M     90.2                  // 當(dāng)計(jì)數(shù)器值=4時(shí),
      =     M     90.6                 //輸出M90.6
      A     M     90.3                  //當(dāng)計(jì)數(shù)值=8時(shí),
      R     C      0                    //復(fù)位計(jì)數(shù)器值