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!
Metric Prefixes and SI Units
This tutorial will explain how to use and convert between the standard metric prefixes.
Raspberry Pi SPI and I2C Tutorial
Learn how to use serial I2C and SPI buses on your Raspberry Pi using the wiringPi I/O library for C/C++ and spidev/smbus for Python.
Programming an FPGA
Come look at the basics of working with Field Programmable Gate Arrays.
Sending Sensor Data Over WiFi
This tutorial will show you how setup a simple peer-to-peer connection to send and receive sensor data between two ESP32 WiFi boards.
LilyPad Light Sensor Hookup Guide
How to hook up the LilyPad Light Sensor as well as some project ideas and example code.
OpenLog Hookup Guide
An introduction to working with the OpenLog data logger.
Qwiic Flex Glove Controller Hookup Guide
Is your finger bent? Is your finger straight? The Qwiic Flex Glove controller board will answer this age old question for you with the flex sensor!
Magnetic Levitation
This tutorial will show you how to build a magnetic levitation circuit using common parts.