Library to generate DTMF tones only using Arduino Uno.

Code and hardware design for a Bluetooth to POTs telephone adapter

Converter from pulse dialing to tone dialing

DTMF, Blue, and US/UK Red Box tone generator for the CardPuter device in Arduino Sketch

Digital radio transmission decoder

Generate and Detect DTMF tone

DTMF Decoder C++11 class

A library to generate DTMF tones, convert file in DTMF sequences. Include cmd line tool.

A robot(car) that is controlled by the DTMF signals produced form a cellular phone.

Password Protected lock using Arduino and DTMF module.

calculate the coefficient k of Goertzel's algorithm

Improvised Radio Teletype

Diskmag for ATMEGA328 (arduinocade)

course project for Digital Signal Processing of E.E., Tsinghua University.

A pulse to tone converter for the Socotel S63 rotary phone, using an Arduino Nano Every board.

DTMF Logic   🠖   Pulses

Projeto final de Sistemas Embarcados (STE29008) do curso de Engenharia de Telecomunicações do IFSC - câmpus São José.

old utilities and projects for smart home automation