毕业设计(论文)报告题 目 基于单片机的 电子换号牌的设计系 别 专 业 班 级 学生姓名 学 号 指导老师 2025 年 4 月基于单片机的电子换号牌的设计摘要:随着电子技术进展,电子产品也得到了非常广泛应用,尤其是单片机技术和数码显示产品的应用,给整个人类的生活产生了质的飞跃,以往在体育竞技场的换号牌采纳电子显示设计,用电子数码管显示号码,用强的驱动电路来做为驱动显示,主要是采纳电子输入数据号码,同时可以利用外部 I2C 通信技术的存储器进行数据存储,达到多功能换号码牌的一种电子产品,如今已经在很多大型竞赛中多次应用,尤其中国成功举办 2025 年奥运会后,国家对体育事业的投入越来越多,电子产品在体育等领域应用将更加广泛,本报告设计了一个简易的换人显示装置以满足实际换人的需要,通过采纳单片机,矩阵式键盘,数码管制作一个具有输入数据,清除数据,手动或自动保存数据,查询保存的数据,自动待机,手动关闭开启数码管显示,状态指示等功能竞赛场地用的电子换号牌。 关键词:单片机技术、存储器、数码显示Design of electron transfer number based on MCUAbstract : With the development of electronic technology, electronic products have been widely used, especially the computer technology and digital display product application, produced a qualitative leap to the entire human life, in the plate for design using electronic display sports arena, with electronic digital display number, with a strong driving circuit for driving display, mainly using electronic input data number, memory also can use an external I2C communication technology for data storage, an electronic products to achieve the function to change the number of cards, now in many large-scale competition in several applications, especially China's successful hosting of the 2025 Olympic Games, for sports more and more into the country, electronic products in the application of the sports fields will be more widely, the design of a simple change display device to meet the needs of actual substi...