The wiring diagram below provides a visual reference for connecting the components. It is not true to scale, it is just meant to be used as reference. This diagrams was created using the Fritzing software package.

Take a moment to review the components in the circuit diagram. This illustration is meant for referencing wired connections - the length of wire, position and size of components are not exact. 

Wired Connections

Servo

  • Red wire to 5V on QT Py
  • Black wire to GND on QT Py
  • Yellow wire to pin A1 on QT Py

SCD41

  • Stemma port to Stemma port on QT Py

This guide was first published on Sep 20, 2022. It was last updated on May 13, 2024.

This page (Circuit Diagram) was last updated on Mar 08, 2024.

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