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!
Pulse Width Modulation
An introduction to the concept of Pulse Width Modulation.
What is a Battery?
An overview of the inner workings of a battery and how it was invented.
Introduction to DMX
DMX512 is an industry standard in lighting and stage design, whether it be controlling lights, motors, or lasers, DMX512 has many uses. In this tutorial we’ll cover DMX512 (Digital Multiplex with 512 pieces of information).
First FPGA Project - Getting Fancy with PWM
An initial project using Alchitry's onboard FPGA to manipulate PWM
ADXL337 and ADXL377 Accelerometer Hookup Guide
How to get started using both the ADXL337 and ADXL377 3-axis accelerometers with analog outputs.
LIDAR-Lite v3 Hookup Guide
A tutorial for connecting the Garmin LIDAR-Lite v3 or the LIDAR-Lite v3HP to an Arduino to measure distance.
LilyPad Safety Scarf
This scarf is embedded with a ribbon of LEDs that illuminate when it gets dark out, making yourself more visible to vehicle and other pedestrians.
Fading with the MOSFET Power Switch and Buck Regulator
In this tutorial, we will slowly turn on the load and then slowly turn it off using the N-channel MOSFET.