工程学院康尼学院 本科毕业设计(论文)题 目:红外无线防盗报警系统的设计讨论 专 业: 自 动 化 班 级: K 自动化 091 学 号:240091040学生: 浩千 指导老师: 陆 锋 讲 师 起迄日期: 2024.2~2024.6 设计地点: 实验楼 Graduation Design (Thesis)Design of Infrared Wireless Burglar Alarm SystemByLI HaoqianSupervised byLecturer.LU FengSchool of AutomationNanjing Institute of TechnologyJune, 2024摘 要随着社会的不断进步和科学技术、经济的不断进展,人们的生活水平得到很大的提高,对私有财产的保护意识在不断地增强,因而对防盗措施提出了新的要求,而红外技术已经相当成熟,本设计就是为了满足现代防盗的需求基于红外感应和红外无线传输和单片机结合的报警系统。 本设计采纳的是 AT89C51 单片机控制,接收信号经过处理后选择报警蜂鸣器和警示灯工作,它具有体积小,成本低等优点,很适合用于报警信号的接收和处理;传感器部分使用的是热释电红外传感器,配合菲涅尔透镜,它们配合可以非接触式的测出人体的红外信号并将其转变为电压信号,传送给单片机处理,它具有体积小,灵敏度高,安装方便,安全可靠等优点;本设计中传感器与单片机之间的无线传输是通过 PT2262 和 PT2272 两块芯片来实现的,也是基于红外技术完成的,过程稳定可靠。关键词:红外;无线;单片机;报警器ABSTRACTWith the social progress and science and technology, the economy continues to develop, the people's living standard has been greatly improved, the awareness of the protection of private property is constantly enhanced, and thus the security measures put forward new demands, and infrared technology quite mature, this design is to meet the needs of the modern anti-theft the combination alarm system based on infrared sensors and infrared wireless transmission and microcontroller. This design uses the AT89C51 single-chip control, the received signal to select the alarm buzzer and warning lights work after treatment, it has a small, low cost, it is suitable for the alarm signal receiving and processing; sensor part i...