存档编号 赣南师范学院学士学位论文基于单片机的液晶显示电子时钟 教学学院 物理与电子信息学院 届 别 2024 届 专 业 电子信息工程 学 号 2 姓 名 陈军祥 指导老师 刘玲丽 完成日期 2024 年 3 月 目 录摘要....................................................................1关键词..................................................................1ABSTRACT................................................................1Key Words...............................................................2第一章 绪论..........................................................................................................................16第二章 设计任务分析及方案论证.......................................................................................16设计任务要求分析................................................................................................................16显示电路设计................................................................................................................20第四章 软件设计...................................................22程序主流程图........................................................................................................................22初始化流程图........................................................................................................................23时间设置子程序....................................................................................................................24致谢...............................................................27附录 I:源程序.....................................................28#include<>.........................................................28#include<>.........................................................28#define uchar unsigned char........................................28#define uint unsigned int..........................................28sbit beep=P1^5; //定义蜂鸣器的 io 口..................28sbit rw=P2^1; //定义读写的 i...