This block requires the micro:bit V2 hardware. If you use this block with a micro:bit v1 board, you will see the 927 error code on the screen.
sound Level
Find out what the the level of sound heard by the microphone is.
input.soundLevel()
Returns
- a
number
between0
(low sound) and255
(loud sound) which tells how loud the sounds are that the microphone hears.
Example
Show a checkerboard icon while the sound level is greater than 100
.
basic.forever(function () {
if (input.soundLevel() > 100) {
basic.showIcon(IconNames.Chessboard)
} else {
basic.clearScreen()
}
})
See also
microphone