基于单机片对医疗设备温湿度的监控第 1 页 共 35 页目 录第 1 章 引言...................................................................................................31.1 课题背景...............................................................................................31.2 课题研究的目的和意义........................................................................41.3 国内外测温湿技术及单系统微型计算机现状....................................41.4 任务要求...............................................................................................4第 2 章 系统总体方案设计.............................................................................42.1 系统的设计指标....................................................................................42.2 系统的实现原理....................................................................................52.3 系统的实现方案分析............................................................................5第 3 章 系统硬件设计...................................................................................53.1 系统总体结构......................................................................................53.2 单系统微型计算机最小系统设计........................................................63.3 DS18B20 简介.......................................................................................83.4 系统硬件设计.....................................................................................12第 4 章 系统软件设计...................................................................................154.1 系统主程序设计..................................................................................154.2 DS18B20 和 HS1101 初始化子程序....................................................184.3 DS18B20 和 HS1101 读取温湿度子程序.............................................194.4 显示数据处理子程序.........................................................................204.5 按键扫描...
