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Author Archives: Xander

Upcoming Project: RPi EV3 Remote

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Inspiration struck me the other day and I’ve come up with a new project.  I’m going to use a Raspberry PI for it, since I am such a fan of Linux, to make a remote control for the EV3.  It’s going to use an IMU (Inertial Measurement Unit) to control the WiFi connected robot.  I ordered the list of component ... Read More »

Review: The LEGO MINDSTORMS EV3 Discovery Book

The LEGO MINDSTORMS EV3 Discovery Book

The long awaited EV3 building and programming book by Laurens Valk is finally available!  It’s called “The LEGO MINDSTORMS EV3 Discovery Book” and it’s 370+ pages of awesomeness. Where to start?  The book has been printed in full colour, which is a massive improvement over his previous book and a real pleasure to read.  The colours are very bright and ... Read More »

New: Mindsensors LineLeader v2

LineLeader v2

Mindsensors have released a new sensor, or rather, a new edition of one of my most favourite ones: the LineLeader v2.  The v2 has a new, better, processor inside and has been optimised to work better with the rather, ehm, tempestuous I2C implementation on the EV3.  That means that you can be sure that it will operate just fine.  Other ... Read More »

Making a Difference…

Eric Smalls

It’s not often that I get a shout-out like I did when Eric Smalls mentioned me in his TEDx talk. How do I know this young man?  It all started back in 2010 when he posted a question on the forums He never stopped asking questions and I tried to help him as much as I could.  Thanks to his ... Read More »

Released: ROBOTC 4.10

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ROBOTC 4.10 has been released for all platforms, VEX and MINDSTORMS.  The list of changes is enormous,you can find the complete overview here: [LINK].  Here’s a list of the changes, copied from the aforementioned link.  I have highlighted the changes pertaining to LEGO MINDSTORMS EV3. It seems that the Driver Suite has not been included with this release.  Fear not!  ... Read More »

VEX IQ Quadruped

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In my last post about the VEX IQ building system I had a small video featuring my VEX Quadruped.  I’ve done a bit of work on it since then and the gait has been greatly improved.  I also added some small rubber feet on the legs.  These are the traction links from the Tank Tread & Intake Kit. Due to ... Read More »

VEX IQ: Modular Robotics System for STEM

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What is VEX IQ VEX IQ is the latest offering from VEX. It’s a complete modular robotics system to complement their VEX Cortex range.  The VEX IQ is positioned at a younger audience, from the age of about 8.  It uses plastic parts instead of the Cortex metal parts. Using pins, plates and connector pieces, it is easy to build ... Read More »

My Omniwheel Article in D&T Practice

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A little while ago I was asked to write a robotics article for the British Design & Technology Practice magazine.  I chose to cover the basics of programming a LEGO MINDSTORMS NXT omniwheel based platform, and the mathematics behind it.  ROBOTC is used as the programming language, but I am sure the principles apply to other programming environments, too.  Although, I ... Read More »

Mirobot: An Affordable WiFi Robotics Kit

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Mirobot is a very cool open source robotics kit that’s completely open source and very affordable.  When I was contacted by Ben Pirt, the man behind this project, I was admittedly a little skeptical about yet another robotics system.  However, this robotics kit seems very nice and sports some very cool features: Super easy to build, it takes just two ... Read More »

EV3 Extended Firmware + VM now on Github

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The firmware used by National Instruments and Robomatter for their respective programming environments has been pushed to Github.  It is based on the sources of LEGO’s firmware version 1.05A.  Please note that only the master branch has been pushed out, the private development branches will remain as such. The extended firmware sports a number of improvements, including: opcodes to turn ... Read More »