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- 基于单片机双音多频（dtmf）信号的产生，at89c51 dac832 -dtmf singal and its to bring
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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
fftxin
- 双音多频（DTMF）拨号中，通过计算FFT来判定按键所产生的频率。-DTMF dialing, through the FFT calculation to determine the frequency of generated keys.
sinwave
- 用数字迭代法产生正弦波。方便精确。该方法可以给用在双音多频发生器算法上。-sinwave
LPC2103
- 本设计是基于ARM7微处理器LPC2103为核心，利用双音多频(Dual Tone Multi Frequency，DTMF)信号进行电话按键号码识别。用户可通过电话通信实现对家庭相关电气设备状态的查询和控制，以及电话留言和对留言的提取-The design is based on microprocessor LPC2103 control of ARM7, use DTMF (Dual Tone Multi Frequency, DTMF) to identify the phone num
DTMF
- DTMF（ Dual Tone Multi-Frequency ），即双音多频信号，是邮电业务的通信信令，它有很强的抗干扰能力，因此被广泛用于远距离通讯，如电话拨号通信中。基于单片机实现远距离DTMF信号的方法可以有多种，如用D/A转换器实现（基于PWM），也可用集DTMF信号的收发功能于一体的MT8880芯片等等。-DTMF (Dual Tone Multi-Frequency), the dual tone multi-frequency signals, signaling a Telec
DTMF
- 实现dtmf双音多频信号的matlab仿真编码和解码，采用coertzel算法。-Methods of measurement for pushbutton telephone with DTMF
cellphonesound
- 此文档是DTMF信号的产生与识别仿真实验，实现双音多频信号的检测，对数字信号处理方面的理解很有帮助。欢迎下载-This document is a DTMF signal generation and recognition of simulation, dual tone multi-frequency signal detection, digital signal processing on the understanding helpful. Welcome to download
dianhuabohaoyinhecheng
- 双音多频 DTMF（ Dual Tone Multi-Frequency ）信号，是用两个特定的单音频率信号的组合来代表数字或功能-DTMF DTMF (Dual Tone Multi-Frequency) signals, use of two specific combinations of tone frequency signals to represent the number or function
seven
- 实现了数字信号处理在双音多频拨号系统中的应用，并用MATLAB实现。-Realization of the digital signal processing in a dual tone multi-frequency dialing system, and use MATLAB implementation.
danpianji
- 设计了一个模拟智能家居系统，该系统以STC单片机作为控制核心，利用双音多频信号作为远距离的通信信号，利用串口进行模块内部的通信。文章详细介绍了系统的组成、工作原理及其软硬件设计。- The paper designs a system which simulates the intelligent home system. The system takes STC MCU as the control core, uses the DTMF signals as the long-distanc
DTMF
- DTMF(双音多频）检测程序，就是目前PSTN电话中的来电显示的-DTMF (Dual Tone Multi Frequency) testing procedures, is the current PSTN phone calls show stuff
wdw
- 基于双音多频技术远程报警系统的原理说明PPT-Technology based on dual-tone multi-frequency remote alarm systems Rationale PPT
HT9200HT-DTMF51
- 基于HT9200A的双音多频接收发射调用程序，集拨号与解码DTMF信号为一体-HT9200A-based dual-tone multi-frequency receiver transmit the caller, set the dial and decoding DTMF signals into one
DTMF-matlab-code
- DTMF+双音多频的matlab实现程序（带注释）-DTMF matlab code
dft
- DFT 在双音多频信号检测中的应用和信号滤波演示-DFT filter in voice signal process
DTMF
- DTMF技术文档， 双音多频信号 学习资料-DTMF technical documentation Dual-tone multi-frequency signal Learning materials
DTMF-detect
- 基于DSP的DTMF（双音多频）设计与实现解码代码-Design and Implementation of DSP-based DTMF (Dual Tone Multi Frequency) decoder code
the-smart-home-control-system
- 智能家居控制系统的设计与实现.介绍了以PC（个人计算机）、MCU（单片机AT89C52）、双音多频编解码集成电路MT8880C、语音录放芯片ISD4004和无线数据收发芯片nRF401为核心，通过现有的电话网络终端或者互联网网络终端实现远程控制的智能家居系统，给出了该系统的电路原理和办硬件设计与实现方法。-Design and Implementation of the smart home control system
DMT8888prograu
- 双音多频器件MT8888的应用程序序 双音多频器件MT8888的应用程序 -Dual-tone multi-frequency application the application sequence of the device MT8888 dual-tone multi-frequency device MT8888