1
vote
0answers
52 views

LEGO Brick Color Palette [duplicate]

Have any new brick colors come out recently? I haven't seen many diverse colors and was wondering if there is still an expanding palette for the bricks being produced.
8
votes
2answers
955 views

Which buildings were based on sets in the LEGO Island video game?

The Wikipedia article for Lego Island mentions 'Most of these buildings are based on real Lego sets in circulation at the time of release for the game.' I haven't played the game in a long time but ...
3
votes
1answer
156 views

EV3 RMIregulatedMotor Regulation Problems

I have problem with regulation of the motor when I control EV3 with Bluetooth. Here is the code: RemoteEV3 ev3 = new RemoteEV3("10.0.1.1"); ev3.setDefault(); RMIRegulatedMotor leftMotor = ...
5
votes
1answer
120 views

What brick is this? 1x2 with holes in the short sides

This is my first time doing something like this, so here goes. this is a 1x2 blue brick, worn from being in my bins with holes on each end: Through a hole, you get this view of what you see in ...
2
votes
1answer
64 views

Official Lego charity programs

Many consumer-oriented corporations have official charity programs where products or money are donated to deserving causes. I was wondering if The Lego Group has any such programs --- and if so, where ...
2
votes
1answer
69 views

How do I make use of the full SD-card after installing ev3dev

After writing the image to the 8G microSD-card, initial setup of network and installation of git (with apt-get) I could not install anything else since I was out of diskspace. This confused me. But df ...
3
votes
3answers
2k views

Invert motor block in EV3

New to EV3 so this should be simple. I would like my simple wheeled robot to go backwards. So I put two invert motor blocks, one for port B the other for port C followed by a move steering block. The ...
1
vote
1answer
57 views

How to enter wifi-password on ev3dev?

After successfully installing ev3dev and getting the USB connection working I now want to get my wifi-dongle working (or rather connecting). The dongle is successfully found and my LAN is displayed. ...
3
votes
2answers
154 views
8
votes
3answers
2k views

Is there a way to draw LEGO figures using Blender?

I have some basic experience in Blender. Is there any way to insert pre-drawn LEGO pieces into Blender?
3
votes
2answers
330 views

Brick labels to be printed

I am new to the LEGO "business". But I am building up my inventory, getting close to 100.000 pieces now, and before shooting off, I want to have my "system" organized. That also includes print off ...
2
votes
1answer
67 views

How to Download my orders from Bricklink

I know you can log in to Bricklink and download my orders as Excel or many other formats, but I am trying to do it programmatically. Does any one know how to do this though Powershell perhaps?
3
votes
0answers
47 views

Where does the EV3 software store its crash reports?

I cannot find where the crash reports generated by my EV3 software are stored. I have looked where it tells me to, but I can't find any.
1
vote
1answer
56 views

Chima Speedorz game — how to play?

Lego Chima Speedorz sets include cryptic instructions on how to play the game, but I'm unable to fully understand them. I'm looking for a comprehensive answer or guide that details the game rules.
1
vote
1answer
175 views

Where is this turban headpiece from?

Where is this turban headpiece from?
0
votes
0answers
32 views

What causes the NXT Error 1055 in LabVIEW?

The NXT device won't work. I made a program that is an move forward unlimited, and it only rotates the right wheel a tiny bit, before it stops. I tried replacing motors, replugging in cords but ...
1
vote
1answer
75 views

Identify brick with internal battery, light and sound

I just bought a bulk lot of second-hand bricks and found this odd one inside. It has a black panel on one side and when pressed it plays a screeching sound. Through the transparent purple top I can ...
4
votes
1answer
97 views

Software to help inventory set

Are there any software applications to help check the inventory of a lego set? Currently I load the set-up as a bricklink wanted list and then delete each part one by one until I have only the ...
1
vote
0answers
86 views

LEGO Technic Interface A

A few days ago, a friend offered me one set 9750 LEGO Technic Interface A with the Interface Card and Cable (IBM compatible) but without software. Can someone share the installation software (LEGO ...
1
vote
2answers
122 views

What is the best way to create an authentic weatherboard wall?

I am working on a house where I want to create a weatherboard look for the outside walls. I'm not certain the best way to go about this. Currently I'm using the horizontal side of a 1x2 profile ...
5
votes
1answer
70 views

Accessing ARM Processor Memory Registers through NXC

Specific to the NXC (Not eXactly C) programming language. Is it possible to access the memory registers on the ARM AT91SAM7S256 processor? I'm trying to investigate the use of Timer Interrupts to ...
1
vote
1answer
52 views

Absolute Turning Motor in NXC

How can I turn my motor to 123 degrees, not for 123 degrees? I tried the PosRegSetAngle("output", "angle") command and didn't work. Documentation for PosRegSetAngle
6
votes
1answer
229 views

Is my Lego Star Wars “Jabba's Sail Barge” set a one of a kind?

Back in 2006 or 2007 I bought a Lego Star Wars "Jabba's Sail Barge" set. When I opened it and took out the instructions, it had an additional piece of paper. It showed that the piece 4299023 had been ...
7
votes
1answer
2k views

How does the Super Awesome Micro Project work?

I've recently read an article about a car which is made entirely of LEGO and it runs on air. I'm curious about how it works. Can someone explain the details of it? Here is the car: These are all ...
1
vote
1answer
78 views

What RGB-values do I get from the colorsensor

I have the extra colorsensorblock used by mindcuber - ColorSensorRGB - installed. Now I'm trying to use it in my own projct. But what values does it produce? It seems like it has a min-value of 0 (as ...
1
vote
1answer
773 views

How to fit lego power function LED lights onto cargo train (set: 60052)

can anyone out there explain / illustrate how to fit lego power function white LED lights on the blue cargo train (set number 60052)? We have assembled the engine but I cannot see where or how these ...
2
votes
1answer
143 views

How do you eliminate the gap between castle doors?

I'm building a MOC castle and want to use a pair of 1x5x7 and 1/2 stockade doors. My problem: I can't get the doors to fit flush. Either there's a 1/8 to 1/4 inch gap between them, or they overlap. ...
23
votes
5answers
6k views

Has anyone automated the LEGO hand sorting process beyond “pawing & piling”?

I need to rephrase my question. Has anyone built or used a large pigeon hole/ chute/ bin collection system to sort LEGO elements? The sorting system doesn't need to be made of LEGO bricks. I just want ...
18
votes
5answers
2k views

Useful machines built with LEGO

I am looking for examples of useful machines built with LEGO (probably Technics, NXT etc.). There are many fun project examples and proofs of concept, such as a Rubik cube solver and a Turing machine. ...
1
vote
0answers
33 views

Block Platform parameter is not instanciated

I used Simulink to write a program for LEGO Midstorms NXT. I can post the design if needed. The problem is that when I want to run it on hardware, it gives the following error: Lego mindstorms NXT ...
1
vote
0answers
67 views

Tufts MAZE LabView Program Will Not Run on EV3

Through the 2012 LabVIEW for LEGO software package, I found an example of a maze from Tufts. I cannot get it to run on an EV3. It appears to just constantly execute the initialization. How can I ...
2
votes
0answers
68 views

RCX + java + usb-to-serial

I am trying to get an old RCX working with leJOS. I already have it working with NQC and BricxCC. While NCQ/BricxCC seems to recognize my usb-to-serial (which appears as "COM5" to the OS), the leJOS ...
1
vote
2answers
51 views

Which wheels are suitable for Power Functions M-Motor

I'm attempting to build a small self-propelled LEGO robot. Initially I was attempting to use some cheap DC hobby motors but I spent a lot of time trying to attach LEGO wheels to the motor's 3mm ...
3
votes
2answers
63 views

Is there a list of giveaway sets from Toys R Us or other events?

Toys R Us frequently has giveaway sets called "Make and Take", where kids are invited to come in, build a set and then take it home for free. This is similar to the Lego Brand Retail store Monthly ...
0
votes
1answer
134 views

Raw RGB data to Color?

I'm trying to convert the raw RGB values from a Colour Sensor into HSL but it doesn't seem to be working: R = rgbn[INPUT_RED]; G = rgbn[INPUT_GREEN]; B = rgbn[INPUT_BLUE]; var_R = ( R/255 ); var_G = ...
2
votes
1answer
125 views

Connection between two NXT bricks

Is it possible send information from BrickNXT_A to BrickNXTB_B? For example I have a touch sensor connected to IN_1 of Brick_A and I want send the result of the sensor status (1 or 0) to Brick_B. If ...
5
votes
1answer
53 views

What is NXT-G number format?

We've been following this tutorial to connect a NXT 1.0 brick to a PC via Bluetooth. We've been able to set up the communication, send and receive data in ASCII format. However, whenever we try to ...
1
vote
1answer
126 views

Mindstorm EV3 no longer recognises SD card

I followed the instructions to install leJOS on an SD card, to get Java support for the Mindstorms EV3 brio. The brick detected the leJOS files and processed the whole installation procedure ...
1
vote
1answer
77 views

Can I identify the colour of objects 5mm in diamater with an EV3 Colour sensor?

My plan was to make a simple robot to sort beads like this:. Its the Hama Medium size beads, they have a diameter of 5mm so they are fairly small. After some testing, reading and asking here I figured ...
3
votes
1answer
134 views

Custom EV3 Block: “Unable to compile…” (“string subsection”)

I am attempting to make a custom block according to the EV3 Block Developer kit (found here). I was able to create a simple block that returns the length of a string. This is what it looks like: (The ...
13
votes
2answers
4k views

What is this Lego piece - Yellow with handles and an octagonal section?

It clearly says Lego on it, but I have no idea what it is. The only number inside is 4-01.
1
vote
2answers
233 views

How to find out which set contains a higher plate percentage?

I want to gather various types/colors of plates to do some mini model MOCs. How can I find out which set has the best plate percentage or price per plate pieces? I know there are a lot of ways to ...
5
votes
1answer
311 views

How to get good color readings from the color sensor?

What type of setup is needed to get good color readings from the Mindstorms EV3 color sensor: Shape of object? Size of object? Distance to object? Color of background?
2
votes
3answers
616 views

Creating a native EV3B block

I'm trying to create a native block for a hardware sensor. I've got it working pretty well, but can't get it to show up in the "port view" as anything but a sound sensor. I really need the live view ...
3
votes
1answer
276 views

Need help identifying extra large Lego figure from 2003

I came across these LEGO figures at an estate sale and have had no luck trying to find out what they are called. They are much larger than a regular minifig but have a shaped foot plate to attach to ...
10
votes
1answer
2k views

What would be a simple trebuchet design at the Minifigure scale?

I would like to have a trebuchet design at the Minifigure scale and simple enough for kids 10+ to build. Note 1: The counter weight can be any non-LEGO heavy object. Note 2: On top of the standard ...
1
vote
1answer
61 views

How would I make a decal for a 2x2 dome brick or a 2x2 round slope brick?

I am looking to make a decal for a custom droid using either the R5-series head or the regular dome R2/R3/R6/R7/R8 head. However, I do not know the process for creating droids. Does anybody know how?
2
votes
1answer
88 views

How to import an unofficial parts archive into LDraw?

I recently created a basic EV3 robot in Lego Digital Designer and exported it as a LDraw file. When I opened the LDView file, the EV3 elements were missing. I then proceeded to download an unofficial ...
5
votes
1answer
575 views

Dimensions of Mindstorms NXT pieces

I don't have access to my NXT boxes at the moment (they're stuck behind a wardrobe that won't get moved for a week or so) and I'm working on this project where I need to know the dimensions of the ...
2
votes
2answers
100 views

NXT Motors curving to the right

The NXT motors have been curving to the right by about 10-20 degrees. We have checked the program, no curves. We have checked the wiring, but it is also plugged in fine.

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