Author : Rahul Nangare, Anupsingh Pardeshi and Pratik Painjane

This technical paper explains how a reliable and an authentic wireless communication could be easily developed for security and automation of a private area, house or restricted premises. This technical paper describes the visitor indicator cum survivalence. In this paper a microcontroller controls all the operations. The GSM module is interfaced with the controller. The automated notification is generated using the GSM module and sent to the host’s or the operator’s cell phone.

Keywords: P89v51RD2, GSM Module, PS2 Connector, AT Commands, Keyboard, LCD Display.

Article published in International Journal of Current  Engineering  and Technology, Vol.4,No.4 (Aug- 2014)