本科论文目 录摘 要..................................................................................................................IAbstract...................................................................................................................II引 言..................................................................................................................11 系统总体方案设计...............................................................................................31.1 主要研究内容.............................................................................................31.2 设计总方案比较.........................................................................................31.3 系统最终总体设计方案.............................................................................32 系统硬件设计.......................................................................................................52.1 系统单片机的选型及设计.........................................................................52.1.1 单片机的选择方案...........................................................................52.1.2 STC89C51 单片机概述....................................................................52.1.3 单片机最小系统...............................................................................72.2 RFID 的模块的选型及概述.......................................................................82.2.1 RFID 的选择方案.............................................................................82.2.2 RFID 模块电路设计.........................................................................92.3 电源电路设计.............................................................................................92.4 蜂鸣器模块概述及设计...........................................................................102.5 按键模块设计...........................................................................................112.6 显示器的选择方案....................
