www.sjwaller.com

Welcome

This website has been created to showcase my various development projects, robotic endeavours, portfolio items etc. so please feel free to browse. I will try to keep things as up to date as possible so do check back from time to time ;-) Comments are always welcome and if you need to get in touch you can always post me a message using the Contact form ...


Quadru-Pet 1 – Part 4 – gait testMarch 23rd, 2010

qp1-part4-angle

After waiting for what seemed like an eternity my servos finally arrived in the post!! This has enabled me to put my Quad back together and start working on the gait programming. Here is a quick video to show what I’ve done so far.


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1st iPhone app – Part 3 – 3D Shoot ‘Em UpMarch 15th, 2010

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Things have progressed somewhat from the previous installment and it is starting to really look like a playable game. The major new code includes a SkyBox for rendering the backdrop, enemy cubes to shoot at, collision detection to register a hit and also MP3 playback and SFX.


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PracticalBoating.comFebruary 26th, 2010

practicalboating-front

During January/February I worked at BoatShop24 developing a Wordpress hub site for PracticalBoating.com. The aim was to integrate the existing vBulletin forums with a new Wordpress blog framework. The final Wordpress theme involved the development of several Wordpress page templates and plugins.


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Bi-Pet 1 – Part 1 – first stepsFebruary 16th, 2010

bp1-side

While waiting to save up for my new servos, I decided to put together this “BRAT” biped with parts from my Quad. Here is a video of his first steps …


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Quadru-Pet 1 – Part 3 – going analogDecember 2nd, 2009

qp1b-angleclose

The small body footprint of the initial design was causing me problems – namely the coxa joints were too close together limiting servo movement. I’ve decided to use a piece of trusty meccano to serve as a new body until I can afford to get a custom aluminium body cut for me.


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Archaeology Data Service: RedsquidDecember 1st, 2009

redsquid1

This project was a major ongoing task at the ADS during 2009. My goal was to bring together our disparate set of web resources and systems into a fresh modern enterprise SOA architecture.


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ArchaeotoolsDecember 1st, 2009

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In collaboration with the Natural Language Processing Research Group at the University of Sheffield, Archaeotools has been an ambitious research and development project that has given me an opportunity to explore data mining, faceted classification and E-archaeology.


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Quadru-Pet 1 – Part 2 – it’s alive!November 4th, 2009

qp1-pt2

This is a quick video to show progress on my Quadruped Q-P1. My SES chassis arrived today :-) Spent a few hours figuring out the best configuration and went ahead and built it up. Just added the servos and electronics to the chassis and this video demostrates the first power on test with some up and down movement and a drunken walk …


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1st iPhone app – Part 2 – bulletsOctober 20th, 2009

1stiphonept2

I’ve spent the last few weeks busying myself for the move to Brighton in December so not really had a great deal of time to dedicate to iPhone development. What I have done though is to tidy up my source code quite a bit.


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Quadru-Pet 1 – Part 1 – the gutsOctober 5th, 2009

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Short video showing the first part of my project to build an autonomous Quadruped robot. I converted the Phoenix Hexapod code to work with the Arduino development board and SSC-32 servo controller from LynxMotion. Only electronics and servos so far …


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