GroveSpeaker Class Reference

C++ API for the GroveSpeaker speaker. More...

Detailed Description

• ID: grovespeaker
• Name: Grove Speaker
• Category: sound
• Manufacturer: seeed
• Connection: gpio

UPM module for the GroveSpeaker. This sensor can generate different tones and sounds depending on the frequency of the input signal.

  // Instantiate a Grove Speaker on digital pin D2
  upm::GroveSpeaker* speaker = new upm::GroveSpeaker(2);

  // Play all 7 of the lowest notes
  speaker->playAll();

  // Play a medium C-sharp
  speaker->playSound('c', true, "med");

Public Member Functions
	GroveSpeaker (int pin)
	~GroveSpeaker ()
void	playAll ()
void	playSound (char letter, bool sharp, std::string vocalWeight)

Constructor & Destructor Documentation

GroveSpeaker

(

int

pin

)

GroveSpeaker Constructor

Parameters

pin	digital pin to use

~GroveSpeaker

(

)

GroveSpeaker Destructor

Member Function Documentation

void playAll

(

)

Play all alto notes (lowest notes)

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void playSound	(	char	letter,
		bool	sharp,
		std::string	vocalWeight
	)

Play a sound and note whether it's sharp or not

Parameters

letter	character name of note ('a', 'b', 'c', 'd', 'e', 'f', or 'g')
sharp	if true, play sharp version of note; otherwise, do not
vocalWeight	string to determine whether to play low ("low"), medium ("med"), or high ("high") note

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

• /var/lib/jenkins/workspace/upm-doc-stable/src/grovespeaker/grovespeaker.h
• /var/lib/jenkins/workspace/upm-doc-stable/src/grovespeaker/grovespeaker.cxx