电子密码锁设计资料

                  }
                  else if(key==15)//enter key
                    {
                      if(keycount!=pslen)
                        {
                          errorflag=1;
                          rightflag=0;
                          second3=0;
                        }
                        else
                          {
                            for(i=0;i
                              {
                                if(getps[i]!=ps[i])
                                  {
                                    i=keycount;
                                    errorflag=1;
                                    rightflag=0;
                                    second3=0;
                                    goto a4;
                                  }
                              }
                            errorflag=0;
                            rightflag=1;
a4:                          i=keycount;
                          }
                    }
              temp=temp & 0x0f;             
              while(temp!=0x0f)
                {
                  temp=P3;
                  temp=temp & 0x0f;             
                }
              keyoverflag=0;//?????????
            }
        }
 
      P3=0xff;
      P3_6=0;
      temp=P3;
      temp=temp & 0x0f;
      if (temp!=0x0f)
        {
          for(i=10;i>0;i--)
          for(j=248;j>0;j--);
          temp=P3;
          temp=temp & 0x0f;
          if (temp!=0x0f)
            {
              temp=P3;
              temp=temp & 0x0f;             
              switch(temp)
                {
                  case 0x0e:
                    key=1;
                    break;
                  case 0x0d:
                    key=2;
                    break;
                  case 0x0b:
                    key=3;

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本文关键字：资料  电子  密码锁  51单片机，单片机-工控设备 - 51单片机