目录
摘要....................................................................................................................................................................3
Abstract..............................................................................................................................................................3
1 绪论.................................................................................................................................................................4
1.1 课题背景..............................................................................................................................................5
1.2 课题主要任务与容.............................................................................................................................5
1.3 任务分析与实现..................................................................................................................................5
2 系统设计.........................................................................................................................................................6
2.1 硬件方案设计......................................................................................................................................6
2.2 软件方案设计......................................................................................................................................7
2.3 硬件电路设计......................................................................................................................................8
2.3.1 概述...........................................................................................................................................8
2.3.2 系统总电路图..........................................................................................................................8
2.3.3 单片机简介..............................................................................................................................9
2.3.4 单片机的引脚功能介绍..........................................................................................................9
2.3.5 单片机中断系统介绍............................................................................................................10
2.3.6 传感器与其测量系统............................................................................................................10
2.3.7 霍尔传感器的测温原理........................................................................................................11
2.3.8 集成开关型霍尔传感器........................................................................................................11
2.4 单片机外围电路的设计...........................................................................................................................12
2.4.1 时钟电路的设计............................................................................................................................12
2.4.2 复位电路的设计............................................................................................................................13
2.4.3 显示电路的设计............................................................................................................................14
3 软件程序设计...............................................................................................................................................15
3.1 概述....................................................................................................................................................15
3.2 总体程序设计....................................................................................................................................15
3.3 中断子程序设计................................................................................................................................17
结 论.................................................................................................................................................................18
参考文献..........................................................................................................................................................19
致......................................................................................................................................................................19
附件一：总体原理图设计.............................................................................................................................20
