文档介绍：51单片机实做课课程设计报告 51 单片机课程设计报告学院: 物理与信息工程专业班级: B11073011 (电信 111 ) 学号: 姓名: 指导教师:王莉 51单片机实做课课程设计报告目录 1、设计任务与要求----------------------------------------------------------------------------------------2 (1) 概述-------------------------------------------------------------------------------------------------------2 (2) AT89C52 介绍-------------------------------------------------------------------------------------------2 (3) 引脚功能说明-------------------------------------------------------------------------------------------2 2、总原理图及元器件清单-------------------------------------------------------------------------------3 (1) 总原理图-------------------------------------------------------------------------------------------------3 (2) 元器件清单----------------------------------------------------------------------------------------------3 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--------------------------