I目 录中文摘要...................................................................IV英文摘要....................................................................V1 引 言.....................................................................11.1 课题研究的背景和意义....................................................11.2 国内外研究的研究现状和发展趋势..........................................11.3 论文的主要内容和研究思路.................................................22 需求分析..................................................................32.1 设计任务及要求..........................................................32.1.1 系统设计方案...........................................................32.1.2 系统功能需求分析......................................................32.2 主要硬件介绍............................................................32.2.1 STC89C51 单片机........................................................32.2.2 MF RC522..............................................................42.2.3 红外检测传感器........................................................43 硬件设计..................................................................63.1 硬件设计总体框架........................................................63.2 系统模块设计............................................................63.2.1 主控芯片模块..........................................................63.2.2 报警模块..............................................................73.2.3 液晶显示模块..........................................................83.2.4 按键模块..............................................................93.2.5 RFID 射频识别模块......................................................93.2.6 红外检测模块.........................................................104 软件部分.................................................................124.1 主程序模块设计.........................................................124.2 下位机设计......................
