The diagram below provides a visual reference for wiring of the components. This diagram was created using the software package Fritzing.

Use Adafruit's Fritzing parts library to create circuit diagrams for your projects. Download the library or just grab individual parts. Get the library and parts from GitHub - Adafruit Fritzing Parts.

Wired Connections

The KB2040 is powered by a USB cable.

Big Switches

Each Big Switch is connected to the KB2040. The keys are illuminated by a 10mm LED.

Switch 1 to Pin 2 on KB2040
LED 1 to Pin 3 on KB2040
Switch 2 to Pin 4 on KB2040
LED 2 to Pin 5 on KB2040
Switch 3 to Pin 6 on KB2040
LED 3 to Pin 7 on KB2040
All Grounds are shared between the three Pins on the KB2040

This guide was first published on Dec 06, 2021. It was last updated on Dec 06, 2021.

This page (Circuit Diagram) was last updated on Dec 06, 2021.

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