Using an adjustable resistor

Using an adjustable resistor

Physical computing - Master the challenges and experience how to connect the physical and virtual world


15 mins

from 8 years on

1What you need
  • 3 clip connectors
  • adjustable resistor (potentiometer)

Clamp an adjustable resistor (potentiometer) to the Calliope mini. Turn the potentiometer to different positions and show its numerical value on the LED display.



Note: The string "*" in front of "show number" helps to recognize the number better on the LED display (beginning of the scrolling text).


middle leg: analog input (P1)
Outer leg: GND (-)
Outer leg: VCC (+)

This text as well as the image is published under a CC BY-SA 4.0 DE license popup: yes. It was originally published in German popup: yes by phzh popup: yes and translated into English by the Calliope team.