期刊名称：International Journal of Innovative Research in Computer and Communication Engineering
印刷版ISSN：2320-9798
电子版ISSN：2320-9801
出版年度：2017
卷号：5
期号：2
页码：2511
DOI：10.15680/IJIRCCE.2017.0502125
出版社：S&S Publications
摘要：The main objective of this project is to provide a security system having the provision to change thepassword by the authority only. The security of any organization or house is of prime importance always. The concernis for the physical property and also for the intellectual property in case of any organization. This proposed systemprovides a user friendly security system for organizations and homes. This system is password based and allows onlyauthorized person to access it with a password. It also has the provision of changing the password.The system is fullycontrolled by the 8 bit microcontroller of 8051 family. The password is stored in an EEPROM, interfaced to themicrocontroller and the password can be changed any time unlike a fixed one burnt permanently on to themicrocontroller. A keypad is used to enter the password and a relay to lock or unlock the electric door, which isindicated by a lamp. Any wrong attempt to open the door (by entering the wrong password) an alert will be actuated,indicated by another lamp.
