单片机电子音乐盒课程的设计说明书.docVIP

中州大学·工程技术学院 单片机课程设计 说明书 课题名称： 电子音乐盒的设计 班 级： 11机电对口1班 学生姓名： # # # 学 号： ************* 指导教师： # # # 完成日期： 2013年9月13日 成 绩： 目 录 引言·····························································2 1概述···························································3 1.1 课题要求1.2设计方案···················································3 1.3研究内容···················································3 2 系统总体方案介绍···············································3 2.1 系统组成框图···············································3 2.2 音乐盒的功能结构图··········································4 2.3 主要设计软件介绍············································4 3硬件设计·························································5 3.1 总体设计框图················································5 3.2各部分硬件设计及其原理······································5 3.3 硬件电路图及功能············································6 4软件设计·························································7 4.1 音调、节拍以及编码的确定方法································7 4.2 软件程序设计·················································10 5调试···························································14 5.1 检查硬件连接···············································14 5.2 检查软件系统···············································14 5.3 测试结果··················································14 6 总结····························································16 致谢···························································17 参考文献························································18 附：原程序······················································19 引言 21世纪电子技术获得了飞速的发展，在其推动下，现代电子产品几乎渗透了社会的各个领域，有力地推动了社会生产力的发展和社会信息化程度的提高，同时也使现代电子产品性能进一步提高，产品更新换代的节奏也越来越快。目前，单片机正朝着高性能和多品种方向发展趋势将是进一步向着CMOS化、低功耗、小体积、大容量、高性能、低价格和外围电路内装化等几个方面发展。单片机应用的重要意义还在于它从根本上改变了传统的控制系统设计思想和设计方法。从前必须由模拟电路或数字电路实现的大部分功能，现在已能用单片机通过软件方法来实现了。这种软件代替硬件的控制技术也称为微控制技术，是传统控制技术的一次革命单片机渗透到我们生活的各个领域，几乎很难找到哪个领域没有单片机的踪迹。导弹的导航装置，飞机上各种仪表的控制，计算机的网络通讯与数据传输，工业自动化过程的实时控制和数据