SPI installation: Lessons Learned">circuitSimulator

In a previous blog post I wrote about my issues with a LPD6803 based installation and long cables. To illustrate my installation I paste the wiring diagram here: After some exhausting debug sessions I found several issues. 1) Check your installation ... especially ...Read More

DSO Quad for Dummies">quad-calibrate

I just recieved my DSO Quad from Boxtec/Seeedstudio. Because the documentation of this product is not really .. "ideal" I thought I write my steps down. 10 Years ago I used Oscilloscope for my daily job, however those were analog ...Read More

LPD6803, SPI and long distance">lpd6803-timingsequence

I want to drive several units (boxes) filled with LPD6803 LED Modules (8-14 Led modules per box). Each unit is connected with a 70cm, unshielded and non twisted cable. I used those modules in the past without problems in my ...Read More

Bed-bugs-300x296

This is my cheat sheet I use whenever I had to debug a Java application. jps, get PID of a running Java process: localhost bin # jps 22763 Jps 9771 Bootstrap 2275 Startup    jmap, create memory dumps from a running process. Example, get PermGen statistics from a ...Read More

DIY Project Box">SAMSUNG

I was looking for a nice project box for my StripInvaders project. But either the box was ugly, too expensive or too small. Luckily I found this website: http://boxmaker.rahulbotics.com/. Their slogan is: Give us dimensions, and we'll generate a PDF you ...Read More

StripInvaderConfig

This Guide shows you, how to assemble/connect the StripInvaders System. You need: WS2801 LED Strips An Arduino Ethernet Board and a USB/Serial Light Adapter to upload the firmware 5 Volt power supply – I use an old ATX Power supply Optional: Grove - ...Read More

DCIM100GOPRO

I just released a new project called StripInvaders. It's basically a PixelInvaders in one dimension. StripInvaders drives a 5m long LED strip and display some fancy animation. I use a Arduino Ethernet as driver, so no external hardware is used. ...Read More

ARduinoEthernet

I just got a new Arduino Ethernet board and had some troubles uploading the Firmware. After some research I finally found a solution using my BusPirate v3: Here is the wiring between BusPirate and Arduino Ethernet BP GND -> Pin 1 (Black) BP ...Read More

OSC">PixelController

PixelController gets better and better and I've even managed to create a Video showing the OSC Gui on my Xoom tablet. I'm using the Control Application by Charlie Roberts in my Video: [vimeo]32580251[/vimeo] Oh and if you're asking yourself, where the OSC ...Read More

SSD Disk AGILITY3 on MacBook, Link Speed issues">lion

I own a Macbook (End 2008, MacBook5,1) and after I updated from Snow Leopard to Lion my System getting slower and slower. Thats why I wanted to replace my old HDD with a fancy new SSD disk. I bought a ...Read More

mvncons

After I reinstalled my MacBook on my brand new SSD disk, I discovered that maven v3.0.3 was installed with the Java bundle. I tried to build PixelController which was working fine using maven v2.1.x. Of course, compiling failed now ...Read More

PixelControllerMatrixX

PixelController is a real time video/VJ generator and mixer software. Most of the Visuals are generated and mixed in realtime and respond to the environment. I use PixelController to control my PixelInvaders Panels. PixelController supports well-known industry and OpenSource standards, such ...Read More