目录摘要..................................................................................................................................................1基于单片机的温度计设计..............................................................................................................21温度计的总体设计.......................................................................................................................21.1总体论述............................................................................................................................21.2设计思路............................................................................................................................22硬件说明.......................................................................................................................................32.1测量输入模块....................................................................................................................32.1.1传感器选择.............................................................................................................32.1.2DS18B20的介绍......................................................................................................32.2键盘输入模块....................................................................................................................82.3显示模块............................................................................................................................82.3.11602外观及尺寸.....................................................................................................82.3.2管脚功能.................................................................................................................92.3.3操作控制.................................................................................................................92.3.4指令说明..............................................................................................................102.4报警模块..........................................................................................................................112.5低功耗设计......................................................................................................................112.5.1设计思路...............................................................................................................112.5.280C51的低功耗措施............................................................................................122.5.3分块间断供电.......................................................................................................133软件和功能说明.........................................................................................................................143.1人为读取..........................................................................................................................143.2自动读取..........................................................................................................................153.3DS18B20的软件设计......................................................................................................16心得体会........................................................................................................................................17参考文献...........................
