Overview

In this lesson, you will start by using the Serial Monitor to display analog readings, and then extend the project using eight LEDs from lesson 4, so that you can control the number of LEDs that are lit by turning the knob on a variable resistor.

This guide was first published on Dec 10, 2012. It was last updated on Oct 14, 2018. This page (Overview) was last updated on May 04, 2015.