本 科 毕 业 设 计（论文）汽车超速报警系统Automobile Speeding Alarm System汽车超速报警系统通信工程专业 底奔腾［摘 要］为了解决许多非职业驾驶员的无意识的超速问题，本文设计了一个基于单片机的汽车超速报警系统。该系统实时监控车辆行驶速度，并采纳数字显示屏直接显示所测速度。设计利用霍尔传感器模块产生里程数的脉冲信号，并送到 555 芯片进行信号的整形，然后送至单片机外部中断口，经过单片机的分析与综合来推断车辆是否超速。当所测速度超过所设极限值时，蜂鸣器开始报警，提示驾驶员减速行驶，达到防患于未然的效果。软件部分用 C 语言编程，采纳模块化的设计思想。该系统结构简单，可靠性高，操作方便，可广泛应用于各类机动车辆。［关键词］单片机；霍尔传感器；蜂鸣报警器Automobile Speeding Alarm SystemMajor of Communication Engineering Di Ben-tengAbstract:In order to solve the problem of the nonprofessional driver's unconscious speeding, this article designed a speeding car alarm system based on single chip microcomputer.The vehicle speed for real-time monitoring of the system, and USES the digital display shows the measured speed directly.This design using hall sensor module mileage pulse signal, and send to the 555 chip to plastic signals and then sent to the single-chip microcomputer in the external fracture, the analysis and synthesis into a single chip microcomputer to determine whether the vehicle speed.When measured at a faster rate than the set limit value when the buzzer alarm, prompt drivers slow down, to achieve the effect of nip in the bud.Software part in C language programming, using modular design thought.The system has simple structure, high reliability, convenient operation, can be widely used in various types of motor vehicles.Key words: Single chip microcomputer; Hall element; Visual alarm目 录1 绪论....................................................................11.1 设计讨论背景 11.2 设计讨论的容 11.3 ...
