The idea behind the color sensor is to light up red, green, and blue LEDs and see how much light is reflected back from the object with a luminosity sensor. [Rick] chose an Arduino to do all the ...

A TCS3200 color sensor is a much better choice, and you can buy a nice assemble module for about $2 from our friends in Shenzhen. And before you say the point here is DIY, DIY doesn’t mean 20 ...

An Arduino is a much better choice than a Raspberry Pi for tasks that require real-time input and responses. While a Pi can ...

Simple Soil Moisture Sensor – Arduino Project. February 3, 2013 by P. Marian Comments 15. Advertisement. This is a simple arduino project for a soil moisture sensor that will light up a LED at a ...