LED Gumball Machine
Contributors:
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!
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.
Analog vs. Digital
This tutorial covers the concept of analog and digital signals, as they relate to electronics.
Raspberry gPIo
How to use either Python or C++ to drive the I/O lines on a Raspberry Pi.
Understanding Thermal Resistance
Discussing what thermal resistance is, how it’s used for thermal management, and how to maximize the life of your project.
Logomatic Hookup Guide
Basic introduction and hook-up guide for the SparkFun Logomatic.
SparkFun BME280 Breakout Hookup Guide
A guide for connecting the BME280 sensor to a microcontroller, and for using the SparkFun Arduino library.
IoT Weight Logging Scale
This tutorial will show you how to make a scale that logs your weight to a custom website on the Internet. The principles can be extrapolated to any type of data.
RHT03 (DHT22) Humidity and Temperature Sensor Hookup Guide
Measure relative humidity and temperature or your environment with the RHT03 (a.k.a DHT22) low cost sensor on a single wire digital interface connected to an Arduino!