Overview Parts Breadboard Layout Photocells Arduino Code Other Things to Do Overview In this lesson, you will learn how to measure light intensity using an Analog Input. You will build on lesson 8 and use the level of light to…
Required Hardware Arduino Board LDR Resistor 10K Breadboard Jumper Cables The LDR / Photo-resistor is basically a very simple light sensor that changes its resistance with light, lowering with more light.