Fresh hacks every day
After years of hoping and wishing [Dave] finally took the plunge and installed solar panels on the roof of his house. He's got twelve panels that are each rated at 240 Watts! But just having them sitting there and pumping power back to the grid isn't enough. Understandably, he decided to add his own solar array monitor so that he could see just what those babies are bringing to the party. The … [Read more...]
After seeing our communications via light post , reader [Chris] dropped this handy little link in our inbox. A very good tutorial about using infrared to enable communications between 2 pic micro controllers. The tutorial covers all the parts you will need, physical wiring and schematics with notes detailing each section of the circuit. It then goes on into basic IR theory, and a simplified … [Read more...]
[Mario Mauerer] and friends were commissioned to build this 2m persistence of vision display (translated) for a party (in a hight-voltage lab no less). Dubbed "Display from Hell", it uses 100 blue SMD LEDs to generate the POV images. They're connected to an ATMega64 via shift registers. Their target speed is 600rpm for a flicker free image, which means the propeller tips are moving at 140mph. The … [Read more...]
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