1、 毕业设计 题 目 基于单片机的防酒驾系统设计 学生姓名 学 号 专业班级 通信工程(1)班 指导教师 学 院 计算机与通信学院 答辩日期 I 摘要摘要 近些年来随着人们生活水平的提高,越来越多的汽车出现在人们的这生活中,这大大方 便了人们的生活,但是同时也带来了交通事故频发等交通问题,其中酒后驾驶占很大的比例, 严重威胁着人类生命安全。为了能够有效的防止酒后驾驶造成的危害,研究一种防酒驾系统 系统是非常必要的,从而能够强制性防止酒后驾车,降低交通事故的发生率。本课题的研究 对象基于单片机的防酒驾系统就是在这中背景下提出来的。该系统具有移植性好、操作简 单、响应速度快、成本低等优点,适合经济型
2、家用小型车辆使用。 本次设计主要阐述了基于单片机的防酒驾系统的设计与实现。在学习和借鉴国内外防酒 驾系统研发的基础上,将系统设计成能通过高灵敏度的呼气式酒精传感器检测司机的酒精摄 入量,当司机体内酒精浓度超标时,控制系统会自动切断汽车启动系统,使汽车无法正常启 动。系统可显示司机摄入的酒精浓度,并具有实时监测和光电、语音报警功能。 关键词关键词:酒精检测;模数转换;单片机 II ABSTRACT As in recent years, drunk driving frequently occurred, which seriously threaten humans life. In orde
3、r to be able to effectively prevent the damage for drunken driving, studies a system against drunk driving system is very necessary, which can be mandatory to prevent drunk driving. This topic research object-against drunk driving system based on single chip microcomputer is proposed in this backgro
4、und. The system has good portability, simple operation, fast response speed, and low cost, suitable for affordable home small vehicle use. This design mainly elaborated against drunk driving system based on single chip design and implementation. In learning and reference to prevent drunk driving system research and development at home and abroad, on the basis of the system designed to pass the sensors detect