Raspberry Pi How to Make Colors With Ruby and Bitwise Operations Using a Raspberry Pi, this tutorial showcases how to leverage Ruby's bitwise operators on hexadecimal primitives to extract colors and light up an LED.
SunFounder Super Kit Series The Great Breathing Ruby LED In our last experiment, you were probably bedazzled by the alluring display of LEDs. This time around, we'll go from bedazzling to mesmerizing and use sweet technological magic to make an LED breathe.
Raspberry Pi Ruby Driven LED Arrays Join me as I test my patience, and connect eight LEDs + resistors + wires up to a Raspberry Pi and use Ruby to make a dazzling light show.
Raspberry Pi Ruby driven Raspberry Pi buttons Use a Raspberry Pi with Ruby and hook a button up to an LED.
Raspberry Pi Setting up a Raspberry Pi For Ruby Get a Raspberry Pi setup for developing with Ruby and a simple circuit to blink an LED.
