基于单片机的sd卡录音笔设计与实现 毕业设计论文.doc

基于单片机的SD卡录音笔设计与实现_毕业设计论文基于单片机的SD卡录音笔设计与实现摘要本文介绍的是基于单片机的SD卡录音笔的设计与实现。首先介绍了SD卡和SPCE061A的技术应用,发展趋势和研究意义;然后深入分析了单片机录音笔的基本原理,同时全面介绍了实现基于单片机的SD卡录音笔所需要的硬件和软件;接下来是详细介绍了实现基于单片机的SD卡录音笔的硬件电路设计以及软件结构设计;最后对整个系统的性能进行测试和分析。整个系统分为硬件设计和软件设计两大模块。硬件部分由凌阳公司的SPCE061A单片机,扬声器,电池组等构成;软件环境选择的是与硬件配套的u’。本系统能够实现对声音的多段录音、放音、删除等功能。关键词:μ’nSPIDE,SPCE061A,SD卡,录音笔Microcontroller-,trendsandresearchsignificance;thenanalyzedindepththebasicprinciplesofsinglechipvoicerecorder,prehensiveintroductiontomicrocontroller-basedSDCardRecordernecessaryhardwareandsoftware;followedbyimplementationdetailsofthemicrocontroller-basedSDCardRecorderhardwarecircuitdesignandsoftwarearchitecturedesign;Finally,'sSPCE061Adevelopmentboard,speaker,batterypack;softwareenvironmentandhardwarechoicesaresupportingu',playback,:μ’nSPIDE,SPCE061A,SDCard,Recorde目录1绪论.....................................................................................................................................................................................................................................................................................................92录音笔功能分析及开发环境.........................................................................................................................................’NSPIDE介绍..................................................................................193录音笔总