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timerirq
- 用于测试DTMF收发，主要测试时间控制，本代码经过测试通过-used to test DTMF transceiver, the main control testing time, the code after the test
MT88L89A
- DTMF收发芯片88L89完美驱动（Arm,SDT251环境）-DTMF transceiver chip 88L89 perfect drive (Arm, SDT251 environment)
fdbj.rar
- 智能无线防盗报警器的设计,由AT89C51单片机控制电路、无线收发电路、DTMF（双音多频）电路、语音录放电路、电话接口电路等部分组成,Intelligent wireless burglar alarm design, by the AT89C51 single-chip control circuit, a wireless transceiver circuit, DTMF (Dual Tone Multi-Frequency) circuits, voice recording circ
DTMF
- DTMF数据收发器 MT8880远程抄表客户系统-DTMF Transceiver MT8880 data customers remote meter reading system. .
bank
- 电话银行VB例程 D080A-R （PCI ）语音处理卡保持了东进公司产品一贯的优良品质，高可靠，易用性及良好的性能价格比。高密度设计，单板完成8 路通道的处理，含有16 路DTMF 收发，数字录放音，信号音检测，主叫号码识别。-Telephone banking VB routine D080A-R (PCI) voice processing cards to keep the East into consistent good quality products, high reliab
MT8880
- 基于单片机控制的DTMF信号收发芯片MT8880相关操作的函数源代码-Control signal based on single chip transceiver chip MT8880 DTMF functions related to operation of the source code
DTMF
- DTMF收发器与单片机的接口设计,电话DTMF信号接收处理方案-DTMF transceiver and microcontroller interface design, telephone DTMF signal receiving and processing program
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
AVR------MT8880DTMF
- dtmf双音多频收发系统，时序流程-DTMF DTMF transceiver system, flow..........................