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• To design a GUI in MATLAB for Dual-Tone Multi-Frequency (DTMF) telephone key pad, including DTMF Signal generator and DTMF tone detector
• To simulate the DTMF signals with noise based on the specifications given.
• To decode
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DTMF tone generator using microcontroller
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双音多频（DTMF）信号发生器的使用源程序，vc 编写，与《双音多频（DTMF）接收器的使用源程序》联合用-Dual-Tone Multi-Frequency (DTMF) signals using the generator source, vc preparation, and "Dual-Tone Multi-Frequency (DTMF) receiver to the source using" joint use
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This application note describes the implementation of a dual tone multiple frequency (DTMF)tone generator and detector for the TMS320C54x . This application note provides some theoretical background on the algorithms used for tone generation a
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This application report describes the implementation of a dual-tone multiple
frequency (DTMF) tone generator and detector. The author provides some theoretical background on the algorithms used for tone generation and detection, and documents the a
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HT9200A-B双音多频DTMF信号发生器，作者：QQ 64134703 ，欢迎咨询-HT9200A-B dual tone multi-frequency DTMF signal generator, the author: QQ 64134703, welcomed the Advisory
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DTMF（双音多频）信号的产生和检测
1、程序分两部分，前半部分为DTMF 产生，后半部分为DTMF 检测。
2、DTMF 产生中用数组in设定键值，数组长度为16，范围0~15，可人工改写；
3、数组xr为产生的行频信号，长度为102，32位浮点型；
数组xc为产生的列频信号，长度为102，32位浮点型；
数组x为产生的双音频信号，长度102点，32位浮点型；
4、数组z为DTMF检测中能量模板 ，以完成按键的行位置及列位置检测；
6、变量outkeycol
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DTMF tone signal generator by PIC16C5x assembly language. This program uses and external R2R ladder network to generate complete DTMF dial tones used for telphone dialing.-DTMF tone signal generator by PIC16C5x assembly language. This program uses a
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dual tone multi-frequency generator
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DTMF DECORDER FOR TONE GENERATOR.
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