Poor Man’s IR Ball: The Ultimate HOWTO

Poor Man's IR Ball: The Ultimate HOWTO
If you have seen any Robocup game, you will have notice that in some of them the ball is a special one like this. The above ball is a HiTechnic Infrared Electronic Ball. It has 20 LEDS to cover the whole surface of the ball and several operating modes. It has 75mm in diameter and ...

HOWTO Configure WiFi EDIMAX EW-7811Un on Mindstorms EV3 59

HOWTO Configure WiFi EDIMAX EW-7811Un on Mindstorms EV3
LEGO Mindstorms EV3 has built-in Wifi capabilities so you don’t need to buy an expensive WiFi sensor like you had to do with NXT. Unfortunately LEGO decided to save some pennies and don’t include an actual WiFi card inside the brick ( to save battery life of course *grin*). So if you want to connect ...

Rotatory Mindstorms EV3 Sonar

Rotatory Mindstorms EV3 Sonar
Is it possible to rotate the radar over its own axis much like a real radar? Well, I was asked this a few days ago and I though it was a nice question and a interesting building. So, yes, it is possible, and above you can see the finished creation. The overall idea is to ...

What do you want to see next? 4

What do you want to see next?
Right now I have a torrent of ideas about what to do next but I can’t really decide for one. So I would really love that you help me choose a path about what kind of LEGO creation to do next. My options right now are… Share this:FacebookTwitterGoogleMoreEmailRedditLinkedInPrintPinterestTumblr

EV3 M&M Sorter: Because We have a Right to eat only green M&M 6

EV3 M&M Sorter: Because We have a Right to eat only green M&M
M&M Sorter is a LEGO Mindstorms EV3 Machine that operates four motors and one color sensor to sort by color a bag of M&M placed on a storage tray and move them using threads into sorted buckets so you can eat from your favorite color. Best thing since slice bread if you ask me! Two ...

Building a short-range Radar with LEGO Mindstorms 3

Building a short-range Radar with LEGO Mindstorms
So after playing with the IR Sensor I decided that it was time to built something like a radar to detect objects and draw them on the screen. Obviously you can’t built a true radar with the sensors available with Mindstorms EV3 but you can get close enough ( for my needs ). Using the ...

Playable Pong in a LEGO Mindstorms EV3 5

Playable Pong in a LEGO Mindstorms EV3
Pong for Mindstorms EV3 is a one player game code using LabView EV3 language that will help you understand the usage of variables, ranges, conditions and multithreading. You just need one LEGO Ev3 Brick, a L-Motor and a big gear to have hours of enjoyment ( but I would better go and buy an Xbox ...

Beacon tracking with LEGO Mindstorms EV3 IR Sensor 9

Beacon tracking with LEGO Mindstorms EV3 IR Sensor
Beacon tracking is a very exciting robotics area that can be used on things like Robocup, a football tournament played by robots. This robot demo how it can be done. This weekend I have been playing with my new LEGO Education EV3 Core Set. So it was a fantastic time to revisit the IR Sensor ...

HOWTO create a Line Following Robot using Mindstorms 87

HOWTO create a Line Following Robot using Mindstorms
The easy way of learning how to built your own Line follower Robot using a PID Controller without any of the mathematical expressions that you will find on most tutorials. Code included! The first thing you have thought about after unboxing your LEGO Mindstorms was building the first robot, and just after that you would ...

EV3 App: Bouncing ball 4

EV3 App: Bouncing ball
In my quest to learn EV3 programming I realized that it is not just robots what can be coded into the little Brick. The screen isn’t really that good with 178×128 pixels resolution but I can do a few tricks with it. So what Bouncing Ball is, it is a little demo where a ball ...