27 1 Piano

input.onPinTouchEvent(TouchPin.P1, input.buttonEventDown(), function () {
  basic.setLedColor(0xff0080)
  music.playTone(294, music.beat(BeatFraction.Whole))
  basic.showString("D")
})
input.onPinTouchEvent(TouchPin.P0, input.buttonEventDown(), function () {
  basic.setLedColor(0x00ff00)
  music.playTone(262, music.beat(BeatFraction.Whole))
  basic.showString("C")
})
input.onPinTouchEvent(TouchPin.P2, input.buttonEventDown(), function () {
  basic.setLedColor(0xffff00)
  music.playTone(330, music.beat(BeatFraction.Whole))
  basic.showString("E")
})
input.onPinTouchEvent(TouchPin.P3, input.buttonEventDown(), function () {
  basic.setLedColor(0x00ffff)
  music.playTone(349, music.beat(BeatFraction.Whole))
  basic.showString("F")
})
basic.showIcon(IconNames.EigthNote)

Task @showdialog

Develop a Calliope mini piano that plays a different note when touching the touch pins 0-3, lights up the RGB LED in different colors and displays the note name on the LED matrix.

Start screen

Start your program with a note that is displayed as an||basic.icon|| on the LED matrix.

Define input

Select the block ||input.on pin P0 is pressed down||| as input.

Define output

Use the ||basic.show text|| block for the letter of the note and the ||basic.set LED to|| block for the color. Add a ||music.play tone|| block for the sound output. Place the three output blocks inside the ||input.on pin P0|| input block.

Duplicate @showdialog

Duplicate the program blocks and also control the other touch pins (1-3).

Customize output

Change the transparent ||input.on pin P0|| blocks one after the other to: ||input.on pin P1||, ||input.on pin P2|| and ||input.on pin P3||. Adjust the note names, the colors and the sound output.

Done! ✨

Click on |Download| to transfer your program to your Calliope mini.

It is important to touch the minus (-) pin at the same time to trigger a pin input. Hold the Calliope mini with one hand on the minus (-) pin and touch one of the other pins with a finger of the other hand.

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