目 录摘 要.........................................................................................................................................1Abstract......................................................................................................................................21 引 言.................................................................................................................................31.1 研究背景及意义...................................................................................................................31.2 设计思想及基本功能...........................................................................................................42 系统总体设计.........................................................................................................................52.1 设计要求...............................................................................................................................52.2 方案选择...............................................................................................................................52.2.1 温湿度传感器的选择........................................................................................................52.2.2 光照传感器的选择............................................................................................................52.2.3 单片机的选择....................................................................................................................53 系统硬件设计..........................................................................................................................73.1 整体方案设计.......................................................................................................................73.1.1 系统概述............................................................................................................................73.1.2 系统框图.......................................................
