Tag Archives: update

EV3 Brick Firmware Update Process Fails

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What to do if your EV3 Brick stops working during the firmware update process.

If for some reason your EV3 Brick stops working during the firmware update process, you will need to manually update the firmware by doing the following (the EV3 Brick still needs a USB connection to your computer and the EV3 Software Running on you Computer):

UPDATE: LEGO Mindstorms NXT Tic-Tac-Toe Robot

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LEGO Mindstorms NXT TicTacToe (Noughts & Crosses) Playing Robot was programmed with NXC, using Daniele Benedettelli’s ‘TicTacToe AI’ Code. It uses a Hitechnic Colour Sensor to detect the coloured balls placed on the playing board. The game has 3 difficulty levels starting with ‘Novice’ that places balls at random. Next is ‘Normal’, followed by the almost impossible ‘Expert’ level.

Tri-wheeled Omni-bot – Update II

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Peter McKinnon from Rotacaster pointed out from looking at my last update the  I’ve managed not to take into account that for proper Rotacaster Omni-wheels action to work on myOmni-directional robot, the wheels have to always remain parallel to the ground. When the legs were raised & lowered independently, or together  the wheels where never parallel to the floor. My initial response to Peter was thank you for bringing it to my attention & it will be an easy fix.

Tri-wheeled Omni-bot Update

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This is as far as I’ve managed to get without the proper Rotacaster Omni-wheels on my main Omni-directional robot. The legs can be raised & lowered independently, to lift the body 150+mm above the floor. The 3x Ultrasonic Sensors appear to be working together and measures the distance to objects o.k.I’m now working on programming the behaviours and using the Playstation 2 Controller.

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