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These are the first projects I made with my Arduino

One of the first projects that most people do on an Arduino is to light up or flash an LED. It seems ultra-simple because it ...
EDN

The LED Brightness or Fan Speed with Arduino – Tutorial #7

This is an easy tutorial showing how you can control the brightness of an LED or adjust the speed of a DC fan using Arduino Board, a small BC547 transistor and a potentiometer. In my example the whole ...
University of Wyoming

LED Matrix

Most of us have an 8x8 LED matrix from one of our Arduino kits. What can we do with them? This module investigates how to use these interesting devices. Along the way, we describe a fun electronics ...