电子密码锁设计资料

                      }
                }
                else if(key==12)//delete key
                  {
                    if(keycount>0)
                      {
                        keycount--;
                        getps[keycount]=0;
                        dispbuf[keycount+2]=16;
                      }
                      else
                        {
                          keyoverflag=1;
                        }
                  }
                  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 a2;
                                  }
                              }
                            errorflag=0;
                            rightflag=1;
a2:                          i=keycount;
                          }
                    }
              temp=temp & 0x0f;             
              while(temp!=0x0f)
                {
                  temp=P3;
                  temp=temp & 0x0f;             
                }
              keyoverflag=0;//?????????
            }                         
        }
 
    }

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