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Mikroe DTMF Generator Click

Mikroe DTMF Generator Click generates DTMF (Dual-Tone Multi-Frequency) signals designed for MCU interfaces. The board features the Holtek Semiconductor Inc. HT9200A dual-tone multi-frequency decoder used in mobile communications systems. The HT9200A tone generators have 16 dual tones and 8 single tones from its DTMF pin. It provides a Serial Mode interface, has a low total harmonic distortion, and features a low current in the Stand-By mode.

Features

  • On-board modules
    • Holtek Semiconductor Inc. HT9200A dual-tone multi-frequency decoder designed for mobile communication systems 
  • Dual-tone multi-frequency decoder
  • Serial mode
  • Low standby current
  • Low total harmonic distortion
  • GPIO interface
  • mikroBUS compatibility
  • L (57.15mm x 25.4mm) click board size
  • 3.3V or 5V input voltage

Applications

  • Security systems
  • Home automation
  • Remote control through telephone lines
  • Communication systems

Overview

Mikroe DTMF Generator Click

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Mikroe DTMF Generator Click