Monday, April 01, 2013

Tricolor LED update: soldered up

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I moved the led from breadboard to pc board, added a 9V to barrel plug and I have a nice little night light! I don't know how long the b...
Monday, March 25, 2013

Tricolor LED Project 3: Color mixing and Crossfades

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This project just uses Arduino and the tricolor LED to make random mixed colors and crossfades. The LED is wired like in this diagram:  htt...

Tricolor LED Project 2: Color Slider

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Processing and Arduino project 2 uses a tricolor LED and a screen interface to mix colors with sliders. That's a ping pong ball on the ...

Tricolor LED Project 1: Color Picker

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I'm using Processing and Arduino to make some interactive light projects with a tricolor LED with some nice results. The first is an app...
Sunday, February 10, 2013

Pygame on 64-bit Mac OS

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I'm in the process of porting my instructional programming environment from Windows to Mac (10.8). That's Processing, Arduino, Pytho...
Tuesday, August 14, 2012

Raspberry Pi in the Classroom

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I posted this today on an ed tech listserv and figured it's worth getting out here, too. The Raspberry Pi is ready for prime time ...
1 comment:
Friday, August 10, 2012

Hack Time Machine Backup with Linux

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If you need to get your files out of a Time Machine backup but you don't have a Mac, look no further. Get a computer with Linux on it. I...
2 comments:
Saturday, August 04, 2012

RasPi Wi-Fi

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I looked on this list of working wifi adapters for one to try out and found the Linksys  WUSB100 adapter worked out of the box. I just ha...
1 comment:
Thursday, July 26, 2012

Raspberry Pi, Blazing Fast

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I just re-imaged the Raspi with a new Raspbian "wheezy" image supplied on the raspberrypi.org website . They said it would be fast...
Saturday, July 21, 2012

Switches and Arduino

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Both pins are digital pin 3. The right one goes to the EL Wire and the left one can go to whatever you want! I was wiring up momentary ...