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!
Logic Levels
Learn the difference between 3.3V and 5V devices and logic levels.
Analog vs. Digital
This tutorial covers the concept of analog and digital signals, as they relate to electronics.
LogicBlocks Experiment Guide
Experiments guide for the LogicBlocks kit. Build oscillators, latches, multiplexers and more with the LogicBlocks.
Raspberry gPIo
How to use either Python or C++ to drive the I/O lines on a Raspberry Pi.
MAG3110 Magnetometer Hookup Guide
Get started with the MAG3110 3-Axis Magnetometer and learn how to make your own digital compass that senses the Earth's magnetic fields.
MPL3115A2 Pressure Sensor Hookup Guide
Getting started with the MPL3115A2 Pressure Sensor.
SoftPot Hookup Guide
Equip your Arduino project with a sliding soft potentiometer to monitor position or adding linear control to your project.
MPU-9250 Hookup Guide
Get up and running with the MPU-9250 9-axis MEMS sensor.