基于单片机的农业大棚控制监测系统

目 录中文摘要··································································································3英文摘要.··································································································41引 言······················································································61.1研究背景及意义·····························································61.2设计思想及基本功能·······················································72系统总体设计···············································································82.1设计要求······································································82.2 方案选择··········································································82.2.1 温湿度传感器的选择······························································82.2.2 光照传感器的选择··································································82.2.3 单片机的选择·········································································83 系统硬件设计·············································································...