Sound

Introduction

The VEX IQ (2nd generation) Brain can produce audio through its built-in speaker using blocks from the Sound category. These blocks play preloaded sound effects or musical notes.

For the examples below, the constructed Brain includes access to the Sound methods and will be used in all subsequent examples throughout this API documentation when referring to those methods.

Below is a list of all available methods:

Actions – Play sounds from the Brain.

• playSound – Play a preset sound from the Brain.

• playNote – Play a musical note from the Brain.

Actions

playSound

playSound plays one of the Brain’s built-in sounds.

Usage:
Brain.playSound(sound);

Parameters	Description
sound	The specified sound to play from the Brain.

Sound Name	Play Sound
alarm	Play
alarm2	Play
doorClose	Play
fillup	Play
headlightsOff	Play
headlightsOn	Play
powerDown	Play
ratchet	Play
ratchet2	Play
siren	Play
siren2	Play
tada	Play
tollBooth	Play
wrench	Play
wrongWay	Play
wrongWaySlow	Play

// Example coming soon

playNote

playNote plays a musical note from the Brain.

Usage:
Brain.playNote(octave, note, duration);

Parameters	Description
octave	The integer that represents the octave the note is played in: 1 to 3 – low octave 4 to 7 – high octave
note	The note to play: 0 – C 1 – D 2 – E 3 – F 4 – G 5 – A 6 – B
duration	Optional. The duration in milliseconds to play the note for, up to a max of 500 milliseconds. If no duration is provided, the default duration is 500 milliseconds.

// Example coming soon