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!
Data Types in Arduino
Learn about the common data types and what they signify in the Arduino programming environment.
LilyPad Basics: E-Sewing
Learn how to use conductive thread with LilyPad components.
RFID Basics
Dive into the basics of Radio Frequency Identification (RFID) technology.
How Does an FPGA Work?
The What, How, Why, and When of Field Programmable Gate Arrays, aka FPGAs
Touch Potentiometer Hookup Guide
Learn how to use the SparkFun Touch Potentiometer to control lighting, volume or other inputs in your daily life.
MPU-9250 Hookup Guide
Get up and running with the MPU-9250 9-axis MEMS sensor.
Qwiic Ambient Light Sensor (VEML6030) Hookup Guide
The VEML6030 is a high accuracy ambient light sensor with 16-bit resolution. This I2C sensor can detect light similar to the human eye response. Start detecting light levels in your environment!
MicroMod Asset Tracker Carrier Board Hookup Guide
Get started with the SparkFun MicroMod Asset Tracker Carrier Board following this Hookup Guide. The Asset Tracker uses the u-blox SARA-R510M8S LTE-M / NB-IoT module to provide a host of data communication options.