Light sensor and Ultrasonic thats it - 4 views
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Declan Coen on 05 Apr 12this could work but what if the robot turned and started going the wrong direction back towards the start???? it only follows the walls which could lead the robot back to the start not the finish
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Thomas Helm on 05 Apr 12anyrobot we do is basically going to be folllowing the wall though and it would have to go all the way to the end to start going back to the beginning