Bread Board Setup for Input Buttons

Important things to note:

Each button connection looks like:

3.3v --> 10k Pull-up Resistor --> GPIO --> Button --> GND

Here's a Fritzing sketch of the layout for the Cobbler Plus for a Pi 1 Model B+ or Pi 2 (click for a bigger image):

If you've got Fritzing installed, you can download the sketch here:

This guide was first published on Jul 29, 2012. It was last updated on Nov 19, 2018. This page (Bread Board Setup for Input Buttons) was last updated on May 04, 2015.