体温计论文.doc

本科毕业论文(设计)
论文
题目: 小型数字温度计设计
学院: 机电工程学院
专业: 生物医学工程
班级: 11医工本一
学号: 110615032
姓名: 杨梦影
指导教师: 彭秋莲
填表日期: 2014 年 12 月 5 日
小型数字温度计设计
摘要:本设计详细地介绍了数字式体温计的发展历程、基本原理,并从实际出发,进行传感器和主芯片的选型,设计出一种基于单片机控制的数字体温计。本论文还介绍了智能集成温度传感器DS18B20的结构特征及控制方法,并对以此传感器,AT89C51单片机为控制器和LCD1602(Liquid Crystal Display)为显示器构成的便携式数字温度计的电路组成、工作原理及程序设计作了详细的介绍。该体温计适用于人们的日常家庭生活和医学检测领域。
关键词:DS18B20;AT89C51;LCD 1602;电子体温计
Circuit for Portable Digital Temperature Detector Design
TANGCHENG
(Sichuan University of Science and Engineering, Zigong, China, 643000)
Abstract: This design detailed introduces the development course, the basic principle of digital thermometer, and from set out actually, carries on the sensor and the main chip selection, design a kind of digital thermometer based on single-chip puter control. This paper also introduces the intelligent characteristics and control method of the structure of the integrated temperature sensor DS18B20, and of sensors, AT89C51 single-chip puter as the controller and LCD1602 (Liquid Crystal Display) for the Display of portable digital thermometer position, working principle and program design is introduced in detail. The thermometer is suitable for People's Daily family life and medical inspection field.
Key words: DS18B20,AT89C51,LCD 1602,Electronic clinical thermometer
目录
摘要Ⅰ
ABSTRACT Ⅱ
第1章引言 1
体温计的发展与现状 1
新型智能电子体温计的结构及其特点 2
总体方案设计 2
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