DTMF Decoder

The MT8870 DTMF decoder Board can decode DTMF signals from mobiles and telephones. The DTMF Decoder has a very wide range of applications in Telecommunication and Embedded System field.

Features

  • Low cost and high quality.
  • Easy to get used to board with the best silk layer.
  • Can decode DTMF signal from mobile and telephone.
  • Valid signal indicator LED.
  • 4 Output indicator LEDs.
  • I/O and interrupt Based interfacing option.
  • High gain detection for signal detection at low key volume.
  • 2X5 header for external connection.
  • 1X2 header for DTMF signal connection.
  • Easy to interface with other ABLab Solutions product.

The DTMF Decoder package contains following materials:-

Hardwares

  • DTMF Decoder-1pc
  • MT8870 IC-1pc

Project Codes & Circuit Diagrams

  • DTMF Decoder Interfacing with ATmega16 and LED Display
  • DTMF Decoder Interfacing with ATmega16 and LCD Display
  • DTMF Decoder Interfacing with ATmega32 and LED Display
  • DTMF Decoder Interfacing with ATmega32 and LCD Display

Softwares, Installation Guides, User Guides

  • Atmel Studio 6
  • SinaProg
  • USBasp driver(for Window XP, Vista , 7 and 8)

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