LED Gumball Machine

A primer on digital logic concepts in hardware and software.

Not working as expected? In this tutorial, we will be exploring a few general troubleshooting tips and possible solutions that frequently come up with SparkFun's Technical Support.

Use RealVNC to connect to your Raspberry Pi to control the graphical desktop remotely across the network.

Discussing what thermal resistance is, how it’s used for thermal management, and how to maximize the life of your project.

Figure out how things are oriented with the robust 9 degrees of freedom (DOF) BNO080 IMU. Maybe even make your own virtual reality (VR) applications if you're feeling savvy.

Are you worried about the looming clouds in the distance, how far away is that storm exactly? Add lightning detection with the AS3935 to your next weather station or your next bike ride!

The goal of this project is to have a website hosted on an ESP32 that controls any relay controlled device connected to a local network and keeps a dynamically updated state of those devices.

The SparkFun STC31 CO2 Sensor can accurately measure CO2 concentrations up to 100% with high repeatability and long-term stability, thanks to humidity and temperature compensation provided by the built-in SHTC3. This tutorial will show you how!