本科论文目 录摘 要.......................................................IAbstract........................................................II引 言.......................................................1第 1 章 系统总体方案设计..................................................................................31.1 整体方案设计...........................................31.1.1 控制系统的选择.....................................31.1.2 系统框图...........................................41.2 最小系统模块...........................................41.2.1 STC89C51 简介.......................................41.2.2 最小系统电路.......................................6第 2 章 系统硬件设计..........................................................................................82.1 单片机的选择...........................................82.2 显示方案的选择.........................................82.3 红外检测模块...........................................92.4 按键输入模块..........................................102.5 报警模块..............................................102.5.1 蜂鸣器报警电路....................................102.5.2 报警模块电路......................................112.6 液晶引脚模块..........................................12第 3 章 软件设计................................................................................................143.1 总体程序流程图设计....................................143.2 液晶程序设计..........................................14第 4 章 系统调试................................................................................................184.1 元件的焊接与组装......................................184.2 电路的调试............................................184.2.1 调试方法..........................................184.2.2 调试步骤..........................................18结 论......................................................19参考文献......................................................20附...
