burglar alarm with SMS alert Archives - Electronic Circuits and Diagrams-Electronic Projects and Design

PIR sensor based burglar alarm using 8051 with SMS alert.

praveen / March 3, 2016

PIR sensor based burglar alarm with SMS alert. This project is about a PIR sensor based burglar alarm with SMS alert. The circuit sensesÂ the intrusion using a PIR sensor and sends an SMS to to the given mobile number when an intrusion occurs. The number of intrusions taken place is also displayed on an LCD […]