单片机实训报告说明书

名目 \l “_TOC_250030“ 摘要 1 \l “_TOC_250029“ 系统根本原理及构造图 2 \l “_TOC_250028“ 设计方案 2 \l “_TOC_250027“

名目 ...................................................................................................................................................... 摘要1 1 ...................................................................................................................... 系统根本原理及构造图2 2 .............................................................................................................................................. 设计方案2 3 ...................................................................................................................................... 硬件电路设计3 3.1 .............................................................................................................................. 最小系统设计3 3.1.1 .......................................................................................................................... 单片机设计3 3.1.2 ...................................................................................................................... 复位电路设计5 3.1.3 ...................................................................................................................... 晶振电路设计5 3.2 .......................................................................................................................... 蜂鸣器电路设计6 3.3 ............................................................................................................................... LED电路设计6 3.4 .......................................................................................................................... 数码管电路设计7 3.5 ............................................................................................................................... LCD电路设计8 3.6 ............................................................................................................... USB下载局部电路设计9 3.7 ............................................................................................................................ 键盘电路设计10 3.8 .................................................................................................................... 模数转换电路设计11 4 ............................................................................................................................................ 软件设计11 4.1 .................................................................................................................................... 软件介绍11 4.1.1 ............................................................................................. 设计软AltiumDesigner11 件 4.1.2 ................................................................................................................... 编程软Keil12 件 4.2 ............................................................................................................................ 软件设计原理12 5 ............................................................................................................................................ 调试结果12 5.1 ..................................................................................................................... 键盘掌握LCD计时13 5.1.1 ............................................................................................................................ 程序内容13 5.1.2 ......................................................................................... 键盘掌握LCD计时运行实物图13 5.2 ................................................................................................................................ 虚拟电压表14 5.2.1 ............................................................................................................................ 程序内容15 5.2.2 .................................................................................................... 虚拟电压表运行实物图15 5.3 ........................................................................................................................ 烟雾传感器报警15 5.3.1 ............................................................................................................................ 程序内容15 5.3.2 ........................................................................................................ 烟雾传感器运行实物15 6 ........................................................................................................................................ 小结与体会16