基于电话网络的智能家电控制系统的设计

下载后可任意编辑下载之后可以联系 QQ1074765680 索取图纸，PPT，翻译=文档摘 要本文详细地叙述了基于公众电话网络的智能家居控制系统的设计过程。文中探讨了利用现有的电话网络作为信号传输线路来实现设计目的的可行性，采纳 AT89S52 作为系统主控芯片，控制系统中各种信号的接收与处理；采纳MT8880 来处理电话线路中所传输的双音多频信号；同时辅以语音提示电路及其他单元电路从而使得系统设计更加人性化。关键词：电话网络，智能控制，DTMF，语音提示The Smart home control design based on the PSTN AbstractThis article describes in detail the public telephone network-based intelligent home control system design process. The article discusses the use of the existing telephone network as a signal transmission line is designed to achieve the feasibility of using AT89S52 chip control as a system, control system, a variety of signal reception and processing; MT8880 to deal with the use of telephone lines in the transmission DTMF signal; circuit at the same time with voice prompts and other units in order to make circuit design more user-friendly system. The article focuses on AT89S52 MCU and DTMF signal processing circuit of the interface between the control methods.Key words: PSTN, Intelligent control, DTMF, Voice prompts目 录1 引言.............................................................................................................................12 总体设计方案.............................................................................................................22.1 系统设计要求...................................................................................................22.2 系统总体设计可行性分析...............................................................................3下载后可任意编辑2.3 信息传输方案选择...........................................................................................32.4 核心控制方案的选择................................