29 Sep '12, 8am

New post: LED Heart PWM Fading

New post: LED Heart PWM Fading

The concept for this small birthday present was to create a small heart shape with red LEDs and then to draw a heart shape underneath it on the PCB as a backdrop. Then a small processor was added to control the heart shape of LEDs for both fade and pattern control. The method of control that we use (PWM) allows us to save precious battery life, control the exact brightness of each specific LED and create this tiny but awesome project.

Full article: http://www.electronics-lab.com/blog/?p=19987

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