May 2013. Wheelphone software resources are continuously expanding: the API to interact with the robot is now released, visit the wiki for more information.

April 2013. GCtronic will be present at the Festival de robotique on 20 April 2013 at EPFL, Lausanne. The Elisa-3 and the Wheelphone will animate the booth.

March 2013. A virtual model of the Elisa-3 robot has been created for the Webots simulator. You can now test and improve easily your algorithms in this professional simulator before playing with the real robots. For more information refer to the wiki.

February 2013. The new Wheelphone robot designed by GCtronic is now available in the shop. Some features: compatible with Android phones, avoid obstacles, avoid falling from tables, runs on carpet, docking station, charges phone and many examples with source code available. Have a look at the officiale site for more information.

February 2013. The e-puck robot is now equipped with a new battery model that is lighter (33g) and a bit more powerful (1600 mAh).

December 2012. Best whishes from GCtronic with a small Christmas video; participating robots: e-puck, Elisa-3, Wheelphone and Alice. Guess the role of each robot...

December 2012. The "epic" Matlab interface developed for e-puck is now available also for Elisa-3. You can start playing with this interface following the information in the wiki.

December 2012. GCtronic performed some tests of the odometry of Elisa-3. Quite good on vertical surfaces.

November 2012. GCtronic designed a second hardware version of the omnivision module. The upgraded version includes an USB 2.0 camera with a greater resolution (up to 1280x1024), a dedicated microcontroller for the 3 RGB LEDS and an antireflection tube. It's interesting to notice that the e-puck camera can now be used together with omnivision camera.

September 2012. GCtronic will be present at the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2012) in Vilamoura, Portugal. The new products will be presented: Elisa-3, the omnivision module for e-puck, the automatic charging of e-puck and Elisa-3.

June 2012. A paper using Elisa has just been published on IJRR, International Journal of Robotics Research: "Image and animation display with multiple mobile robots", Javier Alonso-Mora, Andreas Breitenmoser, Martin Rufli, Roland Siegwart and Paul Beardsley. IJRR 2011 31: 753773. Volume 31 Issue 6 - May 2012. Link to the abstract: Link to the videos:

May 2012. Elisa-3, the new miniature robot of GCtronic, is present at ICRA 2012, May 14-18, St. Paul, Minnesota on the booth of RobotNarrows. A nice demo with 3 robots running around and docking autonomously to the power charger. See video section of the wiki.

April 2012. e-puck with artists: the e-puck robot was used in the Think Art Act Science at the San Francisco Art Institute exhibition. The next exhibition will be held in Salt Lake City, for more information visit See picture1 and picture2.

March 2012. The support to the Arduino community is increased: there is now an Arduino IDE 1.0 project to start playing with the Elisa-3 robot. You can now program and upload new applications easily within the Arduino IDE. Visit the Elisa-3 Arduino sofware section of the wiki for more information. More information about Arduino can be found in the official website.

February 2012. The last stable firmware for the Elisa-3 robot is now released; from other things, it comprises two basic onboard behaviors: obstacle avoidance and cliff avoidance, both of them can be turned on and off through radio. Visit the Elisa-3 sofware section of the wiki for more information.
Hurry up, the special launching price is still valid only a couple of weeks.

February 2012. The Elisa-3 robot upgraded its hardware: 8 small green leds and a micro USB connector are integrated on the board. The micro USB can be used for both programming and charging the robot. The robot is provided with all necessary software to start playing with it, visit the wiki for more information.

January 2012. The Elisa robot is now arrived to its third version, Elisa-3. It now includes a series of new sensors: 8 IR proximity and 4 ground sensors. The Atmel microcontroller is Arduino compatible. More information can be found on the wiki; for orders visit the shop.

November 2011. GCtronic designed a cliff module that extends the current ground sensor extension; this new module let the robot detect a possible cliff and thus avoid to fall down. Moreover the cliff module is coupled with a charging station that automatically charges the battery without the need of removing it from the robot. More information can be found on the wiki; for orders visit the shop.

September 2011. The IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2011) will be held on September 25-30 2011 at the Hilton San Francisco Union Square. A demonstration by Disney Research Zurich and based on the Elisa robot designed at GCtronic will show a swarm of small, illuminated microrobots for pattern formation and emerging behavior research; the demonstration has been regarded particularly interesting and has been selected for presentation.

August 2011 The small sized robot Elisa (5 cm of diameter and 3 cm height) is now available in the shop with a special starting price of 280 CHF. More information can be found on the wiki.

July 2011. The omnivision module was re-designed to include 3 RGB leds placed 120 from each other and an additional battery pack that doubles the available energy.

May 2011. Here is a cool project developed in the Autonomous Systems Laboratory, ETH Zurich together with Disney Research Zurich using the 3x3 RGB display designed at GCtronic. The project was presented at ICRA 2011 "Multi-robot system for artistic pattern formation".

April 2011. GCtronic designed an omnivision module that provides you an entire scene of the surroudning environment. The module is thought to be coupled with the e-puck extension for Gumstix Overo COM. The module is already available in the shop with a special starting price. More information can be found on the wiki.

February 2011. GCtronic is designing a new robot, this will be called Elisa. It's a small size robot with 5 cm of diamater, capable of moving also vertically thanks to its magnetic wheels. At the moment it includes an RGB led, some IRs emitters, an accelerometer and an RF radio for communication, but some others sensors will be added in the final design.

October 2010. GCtronic will participate together with Skybotix to the IEEE/RSJ 2010 International Conference on Intelligent Robots and Systems (IROS 2010), that will be held on October 18-22 2010 at the Taipei International Conference Center, Taiwan. For more information on the event visit

October 2010. GCtronic will participate to the 10th Symposium on Distributed Autonomous Robotic Systems (DARS), November 1-3, 2010. EPFL, Lausanne, Switzerland. For more information visit

September 2010. A new extension is now available in the shop: the range and bearing board lets miniaturized robots communicate and at the same time obtain the range and bearing of the source of emission. For more information visit

August 2010. A new offer is now available in the shop: you can now order an e-puck robot with the Gumstix Overo COM extension profiting of a small discount.

July 2010. We profit from the occasion to have many robots in stock to make a video with 100 e-puck; you can enjoy it from the wiki.

June 2010. The e-puck has now a new extension: a 3x3 RGB display. Let your imagination run away with yourself, realizing colorful animations.
More information can be found on the wiki.

May 2010. At the end of this month, on 29 and 30 May, at the EPFL (Lausanne) there will be a big robotics Festival GCtronic is pleased to sponsor this event.

April 2010. GCtronic just started a new collaboration with Gumstix, Inc. Gumstix Overo COM: product information and programming information.

March 2010. GCtronic organized an e-puck workshop at EPFL. Participants were from GCtronic, Cyberbotics, MOBOTS, LIS, DISAL and LA. Here some presentations Extensions-PC interfaces, Battery management, Molole-aseba.

February 2010. Transform e-puck in a full computer with wheels!! New product in pre-order on the shop (samples currently available). Extend the processing capability of e-puck adding a famous gumstix computer board.
More information can be found on the wiki.

January 2010. GCtronic wish you a successful 2010.
Seasonal GIFT: transform your e-puck to a parrot! It's able to reproduce every sound or word it's hearing, so you can teach it whatever you want, but it has a limited memory though: it can learn for at most two seconds.
Download the complete SW project or just the .hex.

November 2009. GCtronic moved about 20 km to a new and bigger location. The new address is:
Via Cassarinetta 2
6900 Lugano

October 2009. GCtronic participated to the definition and realization of the exposition "Corpo, Automi, Robot" in Lugano. The big exhibition will be open till end of February and it mixes art, science and technology from the antiquity to nowadays. Have a look at the museum site for more information: Museo d'Arte Lugano.

GCtronic wiki. It's now available the wiki page of the GCtronic projects; help us growing it adding what you think might be useful for other users, such as tools, demo applications, links, etc. Wiki page.

July 2009. SUMMER SCHOOL in BARCELLONA. Next September there will be a summer school using the robot e-puck. This will be hosted by the Robotics Lab in Barcellona. Link

May 2009. The developer of the e-puck robot just published a reference design paper:
The e-puck, a Robot Designed for Education in Engineering
Mondada, Francesco ; Bonani, Michael ; Raemy, Xavier ; Pugh, James ; Cianci, Christopher ; Klaptocz, Adam ; Magnenat, Stephane ; Zufferey, Jean-Christophe ; Floreano, Dario ; Martinoli, Alcherio
Presented at: 9th Conference on Autonomous Robot Systems and Competitions, Castelo Branco, Portugal, May 7, 2009.
Link to the pdf

April 2009. The partner company Skybotix launched CoaX: a compact, lightweight indoor coaxial helicopter.

December 2008. Seasonal GIFT: transform your e-puck into a Christmas demo with sound and light!
See the demo on YouTube.
Download the complete SW project or just the .hex.
Also a Matlab script to easily transform sound wav files to be compiled in an e-puck project

September 2008. e-puck is used in several universities and techincal school but not only. In this picture an artistic exhibition!

June 2008. New production is ready to ship. There are some small enhancements and a new camera.

To use the new camera (from serial number 1500), update your software at or at e-puck_links.php

March 2008. New ON-LINE SHOP page is active and running. You can directly order with paypal or ask for an official offer.

January 2008. Reflective strip for e-puck available: On-line shop. This is very useful for mutual detection in case of experiments with multiple robots.

October 2007. Ground sensor module available. EPFL doc

June 2007. Charger for 4 e-puck batteries available : On-line shop.

November 2006. GCtronic joined the Swiss Mobile Robotics Consortium. The consortium promote the use of new robot technologies at an industrial level and aims to create and improve the awareness of today's and tomorrow's Mobile Robotics market.

September 2006. The educational mobile robot e-puck developed by EPFL-ASL (now EPFL-MOBOTS) is available from GCtronic. Technical details at or For more information contact