4
votes
3answers
2k views

Is there a free EV3 simulator (virtual machine) for the Mac OS?

I recently saw this question on a virtual EV3 machine. From the video, I felt that this software will be great. However, I don't have the budget needed to buy a licence. Is there any alternative to ...
1
vote
3answers
119 views

Made a big program in EV3's programming software for AI creation and it went from slow to not loading

Made a big program in EV3's programming software for AI creation and it went from slow to not loading. It just displays the loading bar in the middle of the page. Even my lenovo windows 10 8GB RAM ...
3
votes
2answers
45 views

Lego NXT Exploitation or Vulnerabilities?

I originally posted this question on the Reverse Engineering site, but there were no answers. They told me to also post this question here. OK, my friends and I have Lego NXT sumo bot competions for ...
3
votes
2answers
201 views

Are Bandai “Figmes” compatible with LEGO?

According to gizmodo Bandai is releasing a new line of "Figmes" that look astounding similar to our beloved minifigs. Here is the set: And here is one close up: Close up the hands look even ...
3
votes
2answers
111 views

I need a block that can combine a movement program with NXTbee radio

I am a student. I am working on a science project using LEGO Mindstorms robots enhanced with NXTbees creating a mesh network. My engineering mentor has me using LabVIEW. I am trying to find a block ...
2
votes
2answers
297 views

Issues connecting the EV3 on Windows 8.1 64bit

I have got a computer with Windows 8.1 64 bit and I have installed LEGO Mindstorms EV3 software Home edition and tried to connect the EV3 brick to the computer, but the brick didn´t connect to the ...
2
votes
1answer
45 views

System files deleted somehow

I think my son accidentally deleted all the system sound/image files, etc. I have tried loading the firmware but that does NOT restore the files. Is there not a way to just upload the system sound and ...
2
votes
1answer
181 views

Bluetooth communication between computer and nxt using RobotC

I'm thinking starting a project involving controlling the movement of a NXT robot from the PC using RobotC. Is it possible? Does anyone have a simple code solution?
2
votes
1answer
171 views

EV3 Rapt3r's head cable interfering with slithering

My Rapt3r is working great, except that the cable that goes from the head to the "Intelligent Brick" physically interferes with the slithering on the side on which it is plugged (port 4). Physically ...
1
vote
1answer
37 views

How do I make instructions from my .ldr/.lxf files on OSX?

I'm on OSX and I've got a bunch of models made in Lego Digital Designer. They look awesome! Now I want to make instructions. Q: how do I get from my .ldr files to images or PDF? I'll take ...
1
vote
1answer
31 views

Conductive “App Brick” without human contact

This may not be entirely LEGO-related, but more related to touch screen technology. I'd like the LEGO app brick (http://brickset.com/sets/containing-part-6103777) to register a touch on a touch ...
1
vote
1answer
43 views

How do I convert an .lxf file to an LDraw file for bricksmith on Mac?

How do I open an .lxf file in LDraw's Bricksmith on a Mac?
1
vote
1answer
61 views

How to clear off oils in a way that will not damage the plastic?

Especially with the pneumatic cylinders, so it has to not make the metal rust too. Also, it is oxidized vegetable that is stuck in there, inside the pneumatic cylinders. And it started to make it all ...
1
vote
1answer
71 views

Where to get additional part library graphics for BlueBrick layout designer

I love BlueBrick, the track and layout designer from developer Alban Nanty. I have been using it for years and it is the best tool I have found for designing a full layout including train tracks. ...
1
vote
1answer
81 views

Chicago Blackhawks logo Lego building instructions

Can anyone make some building instructions for the Chicago Blackhawks logo that's made out of LEGO bricks? I'm trying to find so I can build it for my sick brother.
1
vote
1answer
191 views

Clicking Brick Syndrome after using Raspberry Pi

I have a Mindstorms NXT brick, and when switching it on recently, it just started clicking. I have tried many different ways to fix it, but nothing has worked. I've done a soft reset, hard reset ...
1
vote
1answer
63 views

Help with this .nxc Tripod program

I am getting a file error when I try to run this on my NXT 2.0. It's my first time using NXC and the program compiles and transfers fine... I tried replacing the batteries, the only other thing is ...
1
vote
1answer
159 views

EV3 brick freeze during run big program

EV3 brick sometimes freezes while executing huge programs and do not react on buttons and bluetooth (connect, start/stop program). Only way to continue work is hard reset. We discovered that freeze ...
0
votes
1answer
61 views

Java BufferedImage with Lejos NXT: Java Heap Space

I'm trying to write a program for my Lego Mindstorm NXT, the program is simple, drawing some lines and saving the image in a .png file. So, I thought I'd use BufferedImage and use getGraphics to draw ...
0
votes
1answer
56 views

Eneloop NiMh batteries not powering 42030 loader

Is it because the batteries are only 1.2V? It works fine with Duracell alkaline batteries. Thanks in advance.
0
votes
1answer
59 views

Mindstorms brick has a dim display

The LCD display on my Mindstorms brick (microprocessor) is very dim. It is not just a low battery; I've plugged it into an AC adapter. Anybody encounter this problem? I will post a picture of the ...
-1
votes
1answer
151 views

Letter B on the top of a LEGO clone

What LEGO clone is this? I love it after LEGO, but I can't find more! Identification please?

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