GSM Home security system

Description

Abstract:

Home/ Bank/ Office security has been a major issue where crime is increasing and everybody wants to take proper measures to prevent intrusion. In addition there was a need to automate home so that user can take advantage of the technological advancement in such a way that a person getting off the office does not get melted with the hot climate.

Introduction:

The project is aimed at developing the security of Home against Intruders , Gas Leak and Fire . In any of the above three cases any one met while you are out of your home than the device sends SMS to the emergency no provided to it and also display on LCD connected to it.

The report consists of a background into the area of 8051 microcontroller and mobile communication, how they are interfaced to each other and AT (Attention) commands set used in communication.

APPLICATIONS OF THIS PROJECT:

v      Home security.

v      Office security.

v      Bank security.

MAJOR HARDWARE USED:

1.  AT command supporting GSM mobile phone or GSM modem
2.  89S52 Microcontroller
3.  Max 232 IC.
4.  PIR or Laser Rx Tx
5.  Fire  sensor
6.  Voltage regulator 7805.
7.  Diode IN4007
8.  GSM Phone
9.  LPG Gas Sensor
10. LCD 16×2