Tag Archives: LED

Arduino LED Bar Graph with a 4017 Counter and Potentiometer

In this tutorial I will show you how to drive a LED bar graph using an arduino and a potentiometer. This is fairly easy to do and a nice tutorial about it already exists on the arduino website. This tutorial …

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Arduino LED Bar Graph Driven by a 4017 Counter

In this tutorial, my primary objective is to show you how to make a simple LED animation using a LED bar graph and an Arduino. My secondary objective is to share with you a trick to save pins of the …

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