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1 vote

How to distinguish between objects using a sonic sensor?

It's been quite a while since I've programmed a robot, but using only the sonic sensor does make it a bit more challenging. Also, not knowing anything else about the robot you've built (it's size, ...
JohnnyB's user avatar
  • 3,274
1 vote

LEGO Mindstorm EV3 Line-With-Gaps Follower? [Robotc]

As you already have a working program for the continuous line, you just need to add provisions for the cases when (the robot is moving on a straight part) AND (the color sensor finds a gap in the ...
zovits's user avatar
  • 16.8k
1 vote

How could I make a golf robot from a LEGO NXT kit?

This model uses gears to do 2 things: Change the direction of motion: The motor turns an axle, on which a gear is attached (partially hidden black disk in the picture). The first two gears shift ...
MindS1's user avatar
  • 1,392
1 vote

PC To NXT Brick via Bluetooth

Have you updated the firmware? That may be a problem but it also may be that there is an error connecting using Bluetooth. “Destination host was down” means that the coding platform could not connect ...
Ultraman2018's user avatar
1 vote

Lego RCX 1.0 problem with communication

I have the same problem. I don't know why, but if I use only the plug adapter (without batteries inside) it works, communicates in/out with the tower. With batteries, no. In my case I only use this ...
leonardo verde's user avatar

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