Buzzer Button Module

This documentation includes hardware info, installation guidelines and sample code for your hardware.

Overall Info

Turta Buzzer Button Module carries a large button and a piezo sounder. It's ideal for Internet button applications.

Illustration

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Module Connections

  • Button Input: INT, Active Low.

  • Piezo Input: PWM.

  • POWER: +3.3V and GND.

Specifications

Module's technical specifications are as follows:

  • Button operating force: 4N.

  • Button travel: 0.9mm.

  • Button diameter: 4.3mm.

  • Piezo sounder recommended frequency range: 2 to 10kHz.

  • Piezo sounder sound pressure range: 65 to 85dB.

  • Piezo sounder peak dB frequency: 7.5kHz.

Compatible Hardware

Buzzer Button Module is an add-in board for Turta Modular System. You'll need a compatible host device for your module. The following devices support Buzzer Button Module:

  • Turta IoT Node - ESP32

  • Turta Modular HAT for Raspberry Pi