LED Gumball Machine
Contributors:
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!
Analog to Digital Conversion
The world is analog. Use analog to digital conversion to help digital devices interpret the world.
Logic Levels
Learn the difference between 3.3V and 5V devices and logic levels.
Configuring the PATH System Variable
A simple guide for configuring the PATH variable on Win 10, Mac OSX, and Linux systems.
Monitor Sensor Data from Anywhere
Using WiFi to send sensor data from an ESP32 to a WiFi network and be able to read it from an IoT Dashboard from anywhere in the world.
Hackers in Residence - The ElectricBone
Drum machines and keyboards have been the standard for making digital music, but how do you make electronic music if you're trained to play the trombone? One of our Hackers in Residence, Carlos Mello, took it upon himself to find a solution to that very question.
CCS811 Air Quality Breakout Hookup Guide
This tutorial shows you how to get data from a CCS811 breakout board with the I2C interface.
ESP32 Thing Motion Shield Hookup Guide
Getting started with the ESP32 Thing Motion Shield to detect movements using the on-board LSM9DS1 IMU and adding a GPS receiver. Data can be easily logged by adding an microSD card to the slot.
RHT03 (DHT22) Humidity and Temperature Sensor Hookup Guide
Measure relative humidity and temperature or your environment with the RHT03 (a.k.a DHT22) low cost sensor on a single wire digital interface connected to an Arduino!