Buzzer Class Reference

A class to control a buzzer. More...

#include <Buzzer.h>

Public Member Functions
void	begin ()
	Initialize the buzzer pin Configures the buzzer pin as a digital output.
	Buzzer (uint8_t pin)
	Construct a new Buzzer object.
void	playTone (uint32_t frequency, uint32_t duration)
	Play a tone on the buzzer.
void	turnOff ()
	Turn off the buzzer.

Detailed Description

A class to control a buzzer.

This module provides simple control for the buzzer (BUZZER_PIN — GPIO 17).

Buzzer (BUZZER_PIN — GPIO 17)

• Output-only pin for tone generation using PWM or software toggling.
• Useful for short alerts, melodies, or feedback tones.

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Constructor & Destructor Documentation

Buzzer()

Buzzer::Buzzer

(

uint8_t

pin

)

Construct a new Buzzer object.

Parameters

pin	GPIO pin connected to the buzzer

Member Function Documentation

playTone()

void Buzzer::playTone	(	uint32_t	frequency,
		uint32_t	duration )

Play a tone on the buzzer.

Generates a square wave at the requested frequency for the specified duration by toggling the buzzer pin.

Play a tone on the buzzer

Parameters

frequency	Frequency of the tone in Hz
duration	Duration of the tone in milliseconds

turnOff()

void Buzzer::turnOff

(

)

Turn off the buzzer.

Drives the buzzer pin low.

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The documentation for this class was generated from the following file:

• src/Buzzer.h