基于單片機的家庭防盜系統(tǒng)的設計畢業(yè)論文

1、0畢 業(yè) 論 文題 目：基于 51 單片機的家庭防盜系統(tǒng)的設計學 院： 物理與電子工程學院 專 業(yè)： 電子信息工程 畢業(yè)年限： 2015.06 學生姓名： 李保康 學 號： 201172020214 指導教師： 白曉娟

2、 1Abstract AbstractWith the rapid development of the socio-economic, scientific and technological level increasing, especially the accelerated pace of life, people demand to fire, theft device

3、 greatly increased monitoring and alarm system, theft, fire and other accidents requirements is also higher. Fire burglar alarm system in China has experienced from scratch, from the simple to the complex d

4、evelopment process, more and more high degree of intelligence. At present, many manufacturers more emphasis on research and development for large warehouses, shopping malls, office buildings, hotels and other places larg

5、e fire burglar alarm system, a centralized regional police control mode, the system complexity, high cost. Small fire units in residential areas, room, office, need to set up a single regional netwo

6、rking, cheap and practical fire alarm detection alarm, therefore, developed a simple, inexpensive fire burglar alarm is necessary. This thesis is based on AT89S52 microcontroller as the core of the fire burgl

7、ar alarm, not only the police but also the category of alarm information is displayed, the choice of the smoke sensor pyroelectric infrared sensor for the detection of components, the use of multi-sensor information fusi

8、on technology design can be used for small-scale agricultural production, such as fire, theft alarm. In this thesis, the design and reliable operation, easy-to-fire burglar alarm with anti-theft, anti-fire. Including fir

9、e alarm and illegal intrusion alarm two alarm type. Sensor circuit detects trespassing and fires the event of an accident, the sensor circuit detects the signal sent to the microcontroller host application is made until

10、the microcontroller response, driving sound and light alarm device alarm. Main functions and features of the alarm from both hardware and software, elaborate alarm working principle, design ideas and implementation