单片机技术及其应用原理.doc

单片机技术及其应用原理 课 程 设 计 报 告 设计题目：多功能时钟设计 专业年级：电子信息科学与技术 小组成员: 成 绩： 完成时间 目录 摘要 .......................................................................1 1．设计任务 .................................................................1 1.1基本要求 .........................................................1 1.2发挥部分..........................................................1 2．方案论证与比较............................................................1 2.1显示部分..........................................................1 2.2数字时钟..........................................................1 2.3温度采集..........................................................2 2.4闹铃部分..........................................................2 2.5电源模块..........................................................3 3．总体方案..................................................................3 3.1工作原理..........................................................3 3.2总体设计..........................................................3 4．系统硬件设计..............................................................4 4.1STC89C52RC单片机最小系统..........................................4 4.2温度测量模块......................................................4 4.3时钟模块..........................................................5 4.4存储器模块........................................................5 4.5LCD显示模块.......................................................6 4.6电源模块..........................................................7 4.7整体电路..........................................................7 5．软件部分..................................................................8 5.1主程序流程图......................................................8 5.2闹铃设定流程图....................................................8 5.3生日设定流程图....................................................9 6．测试与结果分析...........................................................10 6.1基本部分测试与分析...............................................10