毕 业 设 计 [论 文]题 目: 基于单片机的热释红外报警系统 学 院: 电气与信息工程学院 专 业: 电气工程及其自动化 姓 名: 学 号: 指导老师: 完成时间: 摘要随着社会的不断进步和科学技术、经济的不断进展,人们生活水平得到很大的提高,入室抢劫案件时有发生,尤其是在现代化技术高度进展的今日,犯罪更趋智能化,手段更隐蔽,因此人们对自己所处环境的安全性提出了更高的要求。本设计就是为了满足现代住宅防盗的需要而设计的热释红外防盗系统。此次设计通过查阅资料、文献检索、资料整理,最终采纳 Altium Designer软件进行电路原理图设计,Keil 进行软件编程,采纳 Proteus 软件进行仿真。设计的系统采纳了热释电红外传感器,主要包括硬件和软件设计两个部分。硬件主要包括单片机系统,热释电红外传感器探头、放大比较电路、鸣叫报警电路等部分。处理器采纳 51 系列单片机 AT89S52。整个系统是在系统软件控制下工作的。软件部分主要包括热释电传感器输出信号的采样模块、数据分析算法模块信息识别模块。关键词:单片机,红外传感器,报警电路AbstractWith the continuous development of social progress and science and technology, economy, people's living standard has been greatly improved, robbery cases have occurred, especially in the highly developed modern technology today, the crime is more intelligent, more subtle, so people put forward higher request to the safety of the environment the. This design is to meet the need of Hyundai Residence security and the design of the pyroelectric infrared alarm system.This design through access to information, document retrieval, data processing, finally using Altium Designer software of the circuit principle diagram design, Keil software programming, using Proteus simulation software.Design of the system using pyroelectric infrared sensor, mainly includes two parts of hardware and software design. The hardware mainly includes the single chip system, pyroelectric infrared sensor, an amplifying comparison circuit, buzzer alarm circuit and...