XXX大学（学院）本科生毕业设计基于单片机的温湿度检测系统TemperatureandhumiditydetectionsystembasedonSingleChipMicrocomputer学生姓名所在专业所在班级申请学位指导教师职称副指导教师职称答辩时间目录设计总说明............................................................................................................................IINTRODUCTION.................................................................................................................II第1章绪论..........................................................................................................................11.1概述..............................................................................................................................11.2国内外发展现状..........................................................................................................11.2.1国外研究现状...........................................................................................................11.2.2国内研究现状...........................................................................................................1第2章系统总体方案设计..................................................................................................22.1设计要求......................................................................................................................22.2方案选择......................................................................................................................22.2.1传感器的选择........................................................................................................22.2.2单片机的选择........................................................................................................2第3章系统硬件设计..........................................................................................................33.1整体方案设计..............................................................................................................33.1.1系统概述................................................................................................................33.1.2系统框图................................................................................................................33.2最小系统模块..............................................................................................................33.2.1STC89C52简介........................................................................................................33.2.2最小系统电路........................................................................................................53.3DHT11传感器电路.......................................................................................................73.3.1DHT11简介..............................................................................................................73.3.2接口说明................................................................................................................83.3.3DHT11模块电路图................................................................................................103.4液晶显示电路............................................................................................................103.4.11602液晶简介.........................................................................................................10...
