dotmatrixdesign: Twitter LED Scroller Build Log

2007

November
October
September
August
July
June
May
April
March
February
January
Warch Watch
Here’s 4 seconds of it in action. It should be longer but youtube doesn’t like it for...
Dec 4th

Et, voila!

Dec 4th

Then I get this idea that I'm going to...

 Check out the fully detailed set of photos here
Dec 4th

Then I write a bit of Arduino code:

//Very initial code borrowed from this example:...
Dec 4th

Then I write a little (okay, a LOT of)...

import processing.serial.*; class twit {   String description;   int[] bytes = new int[len*5];  ...
Dec 4th
Thanks to the Twitter API
Dec 4th

So I write a little PHP code

$ch = curl_init(); // set URL and other appropriate options $test_str =...
Dec 4th
More time passes, and I read this incredibly...
Dec 4th

And it actually works!

 …with a couple of slight tweaks of course. (note the tiny green and yellow wires)
Dec 4th

3 weeks pass. then magically, from the...

Dec 4th
Another shot from their confirmation
Dec 4th
You send them your board designs, they send you back a cool...
Dec 4th
I had this PCB built by a great SparkFun.com...
Dec 4th
Here's a link to a zip file with my Eagle...
Dec 4th
Behold! After some newly learned tricks, and some fun...
Dec 4th
And now the board needs to be laid out.
Dec 4th
A schematic comes together…
Dec 4th
EagleCAD, love it.
Dec 4th

Some drawings for future reference

Dec 4th

Saying hello for the first time

Dec 4th
How this all got started. Hey this looks cool
Dec 4th