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Droid Hacks – DIY Motorola Droid Lego Mindstorm Robot Solves 7x7x7 Rubik’s Cube!

video://www.youtube.com/watch?v=b5b9BIBuOd4&feature=player_embedded

Wow, with Droid X out now (which is faster than the original Motorola Droid), it’s shocking to me that the Moto Droid can solve a 7x7x7 rubik’s cube, being used as the brain while Lego Mindstorm does the rest.

Yes, Droid still does.

ARM Powered MultiCuber 777 solves V-CUBE 7 Featuring an Android Application on a DROID by MOTOROLA smartphone with a LEGO Mindstorms NXT Robot

via gizmodo,

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Lego Color Sensor Circuit!

If you need to detect colors in your future project, whether that’s for your Lego Mindstorm or whatnot, you might want to take a look at this nifty color sensor circuit and save a lot of headache and time.

Color sensing depends on measuring the intensity of light at different wavelengths. A spectrometer does this by splitting the light with a prism or diffraction grating into its component wavelengths. However, spectrometers are complex and too difficult to build. Another approach measures the

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