基于DS18B20的汽车轮胎智能防爆系统  

DS18B20-based Intelligent Explosion Protection System For Automobile Tires

作　　者：陆王博[1] 窦振中[2] 

机构地区：[1]华东理工大学自动化系,上海200237 [2]扬州大学物理学院,扬州225002

出　　处：《自动化仪表》2007年第2期29-32,共4页Process Automation Instrumentation

摘　　要：介绍了一种基于单线数字温度传感器DS18820的汽车轮胎智能防爆系统。采用AT89C2051作为主控制芯片,无线收发数传MODEM模块PTR2000作为通信模块,详细介绍了它的设计思路和具体实现方法,并给出了硬件框图和软件流程图。该系统具有很高的灵敏度、较好的实时性,能有效地防止汽车轮胎由于温度过高而爆炸,从而大大提高汽车的安全系数。The intelligent explosion protection system of automobile tires based on 1-wire digital thermometer DS18B20 is presented. In this system, AT89C2051 and wireless data-transmission MODEM module PTR2000 are used as MCU and communication module respectively. The design concept and specific implementing method of the system are introduced, and the hardware block diagram and software flowchart are given. The system features higher sensitivity and better real-time performance. It protects tires from outburst. Consequently, safety coefficient of the automobile is greatly improved.

关 键 词：单片机 数字温度传感器 无线数传 调制解调器 

分 类 号：TP216[自动化与计算机技术—检测技术与自动化装置]