文档介绍：毕业设计便携式数字式体温检测仪电路设计学生:学号:专业:生物医学工程班级::自动化与电子信息学院二O一三年六月理工学院本科毕业设计I便携式数字式体温检测仪电路设计摘要: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(LiquidCrystalDisplay)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;LCD1602;电子体温计唐程:便携式数字式体温检测仪电路设计IICircuitforPortableDigitalTemperatureDetectorDesignTANGCHENG(SichuanUniversityofScienceandEngineering,Zigong,China,643000)Abstract:Thisdesigndetailedintroducesthedevelopmentcourse,thebasicprincipleofdigitalthermometer,andfromsetoutactually,carriesonthesensorandthemainchipselection,designakindofdigitalthermometerbasedonsingle-,andofsensors,AT89C51single-puterasthecontrollerandLCD1602(LiquidCrystalDisplay)position,':DS18B20,AT89C51,LCD1602,linicalthermometer理工学院本科毕业设计III目录摘要...........................................................................................................................ⅠABSTRACT.......................................................................................................................Ⅱ第1章引言......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................2第2章方案论比及元件选择.......................................................