基于STC12C5412AD单片机的无线电话遥控电路设计  

Wireless Telephone Remote-Control Circuit Design Based on STC SCM

作　　者：季上满[1] 李伟[1] 楼钢[2] 任泉[1] 葛松林[1] 

机构地区：[1]浙江理工大学信息电子学院,杭州310018 [2]浙江旅游职业学院科研处,杭州311231

出　　处：《浙江理工大学学报（自然科学版）》2009年第2期232-236,共5页Journal of Zhejiang Sci-Tech University(Natural Sciences)

基　　金：国家自然科学基金项目(50675207)

摘　　要：以STC单片机和MC145436双音多频解码芯片为核心,通过电话实现对远程设备无线控制。阐明了无线电话工作原理和编码校验关键技术,并对振铃检测、模拟摘机、双音频解码、DF无线数据发射接收等电路作了详细的说明。该电路设计简捷,选用较低廉的元器件,抗干扰性好。实现了家用电器远程遥控的智能化、多功能化。Using the STC Single Chip Processor and MC145436 Decoder, which is specially used for decoding multiple dual channel audio frequency signals, as core components, the control Circuit of wireless telephone can remotely control the electric appliances. The acting principle of wireless telephone and key technology of code-verification are explained, and then the detailed specification for several main function circuits which is used for telephone ring detecting, picking up a call simulating, dual channel audio frequency signals decoding, and DF wireless data sending and receiving is provided. The circuit chooses chea- per devices and designs simplely. It has good anti-interference. It has realized intelligence and multifunction of telephone remote controller.

关 键 词：STC单片机 无线 电话遥控 DTMF信号 编码 

分 类 号：TN916[电子电信—通信与信息系统]