目录目录..........................................................................................................................................IV第1章绪论..............................................................................................................................11.1课题研究的背景..............................................................................................................11.2课题研究的意义..............................................................................................................11.3课题研究的主要内容.......................................................................................................21.4课题研究的工作原理.......................................................................................................2第2章系统总体方案设计...........................................................................................................32.1功能要求..........................................................................................................................32.2设计思路..........................................................................................................................32.3方案选择..........................................................................................................................32.3.1传感器选择方案.......................................................................................................32.3.2显示器选择方案.......................................................................................................42.3.3单片机主芯片选择方案...........................................................................................42.4总体设计框图......................................................................................................................5第3章系统硬件设计..................................................................................................................73.1概述..................................................................................................................................73.2主控模块设计..................................................................................................................73.2.1STC89C52芯片的简介...............................................................................................73.2.2主控模块电路原理图...............................................................................................9第4章系统软件设计..................................................................................................................104.11602液晶显示模块设计...................................................................................................124.2传感器模块设计..............................................................................................................14第5章系统分析与调试..............................................................................................................16第6章结论与展望......................................................................................................................18致谢..............................................................................................................................................20附录.........................................................................
