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.
I2C
An introduction to I2C, one of the main embedded communications protocols in use today.
Raspberry gPIo
How to use either Python or C++ to drive the I/O lines on a Raspberry Pi.
Basic LED Animations for Beginners (Arduino)
Let's have some fun with LEDs! We'll explore LEDs once again with the SparkFun RedBoard Qwiic, making cool effects, and putting those effects to work using a sensor.
Experiment Guide for RedBot with Shadow Chassis
This Experiment Guide offers nine experiments to get you started with the SparkFun RedBot. This guide is designed for those who are familiar with our SparkFun Inventor's Kit and want to take their robotics knowledge to the next level.
SparkFun 9DoF IMU (ICM-20948) Breakout Hookup Guide
How to use the SparkFun 9DoF ICM-20948 breakout board for your motion sensing projects. This breakout is ideal for wearable sensors and IoT applications.
SparkFun Qwiic Digital Temperature Sensor - TMP102 Hookup Guide
Get started using your SparkFun Digital Temperature Sensor - TMP102 (Qwiic) with this Hookup Guide!
Displaying Sensor Data with Bluetooth
In our previous Bluetooth tutorial called Sending Sensor Data Via Bluetooth, we showed how to display data from a triple axis accelerometer over the Arduino IDE’s serial monitor. Continuing off of the first tutorial, we are going to expand this project to include more capabilities for visualizing and interacting with your accelerometer data.