基于单片机的红外遥控电子密码锁

AbstractSince people have the concept of "residence",lock has been inseparable from people'slife.The first mechanical locks were simple and convenient,and could satisfy people's needsfor locks to a great extent,but their disadvantages were that there were too many keys,orthey were easy to lose,and the basic function of locks --safety--needed to be improved,especially in Modern Society People pay more and more attention to the private space,at thesame time,they are more and more alert to the safety of their own financial and company'scollective property.The infrared electronic code lock solves the problem left by thetraditional mechanical lock very well.The input form of the infrared electronic code lockis diversified,which perfectly combines the characteristics of the infrared equipment whichis stable and not easy to be interfered Can meet the modern people to the password lock morestringent requirements.This design password lock uses the STC89C51 Monolithic Integrated Circuit as the mainsystem,can realize the self-definition six-digit Password,the revision password,theinfrared input password,the infrared opens the lock,the password error actuates the alarm,displays the password error or not and so on functions,fully meet the different work ofdifferent people on the different requirements of the password lock.Key words:STC89C5,Infrared Code Lock