Intellectual Burglar Alarming System Design
Abstract:According to the development of science & technology, the improvement of living standard, and the enhancement of people's security consciousness, the security and research & design of automatic alarming system of such places as homes, enterprises and organs,has been highly focused on by institutes and producers.
This paper introduces the principle and constitution of invasive detection and automatic alarm,in order to get automatic alarm through the inspection of transducer and telephone automatic-dial system. The system apply infrared detection component to catch invasive signal. When a signal breaks, the relative signal sent by SCM (AT89S51) will control the phone circle, and dial the phone automatically to alarm. The recorded circle can record for 12 seconds and describe the alarming situation. At the same time, it can alarm by loudspeaker system, which can fear the intruder.
Key Words: invasive detection; alarming system; automatic dialing; AT89S51;