LED Gumball Machine
Contributors:
Nate
Nate 
Resources and Going Further
We hope you've enjoyed reading about our LED dispensing gumball machine. If you liked this one, there's tons more!
PCB Basics
What exactly IS a PCB? This tutorial will breakdown what makes up a PCB and some of the common terms used in the PCB world.
Voltage Dividers
Turn a large voltage into a smaller one with voltage dividers. This tutorial covers: what a voltage divider circuit looks like and how it is used in the real world.
Electric Power
An overview of electric power, the rate of energy transfer. We'll talk definition of power, watts, equations, and power ratings. 1.21 gigawatts of tutorial fun!
Processor Interrupts with Arduino
What is an interrupt? In a nutshell, there is a method by which a processor can execute its normal program while continuously monitoring for some kind of event, or interrupt. There are two types of interrupts: hardware and software interrupts. For the purposes of this tutorial, we will focus on hardware interrupts.
SparkFun Qwiic Digital Temperature Sensor - TMP102 Hookup Guide
Get started using your SparkFun Digital Temperature Sensor - TMP102 (Qwiic) with this Hookup Guide!
SparkFun Humidity Sensor Breakout - SHTC3 (Qwiic) Hookup Guide
A Hookup Guide to get started using the SHTC3 breakout.
Wireless Remote Weather Station with micro:bit
Monitor the weather without being exposed to it through wireless communication between two micro:bits using the radio blocks! This is useful if your weather station is installed in a location that is difficult to retrieve data from the OpenLog. We will also explore a few different ways to send and receive data.
Measuring Height with Atmospheric Pressure
Measure height using atmospheric pressure with your Qwiic MicroPressure breakout board!