文档介绍：51单片机课程设计报告
学院: 物理与信息工程
专业班级: B(电信111)
学号:
姓名:
指导教师: 王莉
目录
设计任务与要求----------------------------------------------------------------------------------------2
概述-------------------------------------------------------------------------------------------------------2
AT89C52介绍-------------------------------------------------------------------------------------------2
引脚功能说明-------------------------------------------------------------------------------------------2
总原理图及元器件清单-------------------------------------------------------------------------------3
总原理图-------------------------------------------------------------------------------------------------3
元器件清单----------------------------------------------------------------------------------------------3
硬件模块分析-------------------------------------------------------------------------------------------4
(1)74LS245引脚结构及功能------------------------------------------------------------------------------4
(2)LED显示模块--------------------------------------------------------------------------------------------4
(3)数码管显示模块------------------------------------------------------------------------------------------5
(4)蜂鸣器模块------------------------------------------------------------------------------------------------6
4、系统硬件结构图及程序流程图-----------------------------------------------------------------------7
(1)系统硬件结构图------------------------------------------------------------------------------------------7
(2)程序流程图------------------------------------------------------------------------------------------------7
5、调试及结论-----------------------------------------------------------------------------------------------8
(1)单元调试---------------------------------------------------------------------------------------------------8
(2)整体调试---------------------------------------------------------------------------------------------------8
6、实验结果-----------------------------------------------------------------------------------