Questions tagged [software]

Questions about software related to planning models or programming LEGO robots.

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4
votes
0answers
105 views

Lego Boost app won't connect. What are my options?

So far, on three devices (Amazon Fire tab, Galaxy tab S2, Galaxy Phone S9), the following when trying to connect to the move hub from the Boost app: all three permissions (Bluetooth, microphone, ...
0
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1answer
40 views

EV3G Where can I find the .vix file for the low-level functions? (Set integer, IO operations, start block)

They look like this: By default, when you refer to a vix file, it looks like this: <Reference Type="VILib" Name="TerminalTerminal.vix" /> But, to refer to these low-level ...
5
votes
1answer
269 views

What version of Lego Digital Designer has all the parts that LEGO ever added?

I would like to know what version of Lego Digital Designer has all the parts that the Lego company has ever added to the program, before the program was discontinued. I was able to find more parts ...
5
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1answer
271 views

Control Lego Technic Control+ Hub via Python

Is it possible to control the Lego Technic Control+ Hub with Python? I have tried using Pybricks but that didn't work well for me.
5
votes
1answer
136 views

What are the differences between Studio 2 and LDcad when working with Technic and EV3?

Information regarding different software has come up over the years, but I am looking for something current. My goal is to create instruction books for some of my designs. Previously I used LDD, which ...
4
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0answers
39 views

How do I sync audio and movement on my NXT 2.0?

How do I sync audio and movement with my NXT 2.0? I'm building an animatronic head and I can't find a good way to sync it with external audio because the internal speaker is too quiet.
5
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2answers
156 views

Export an object from Blender to LDraw

I have modeled a custom part in Blender and I would like to get it into LDraw format for use in LDCad and LPub3D. I don't know much about 3D formats, but Blender can export collada, alembic, fbx, gltf ...
2
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1answer
326 views

Am I able to use the Chrome version of the Mindstorm software on a Windows/Mac laptop?

We currently teach Lego robots as part of our Technology curriculum, but we are 1-to-1 in a BYOD environment. So we have all different types of devices the students use including Chromebooks, Windows ...
7
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0answers
161 views

Digital tool for roller coaster physics

I'm currently working on a roller coaster MOC with a looping. I started physically building the MOC but quickly recognised that it is quite a mess to build something, tear it down rebuild it, etc. ...
4
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0answers
71 views

Migrate Lego Boost Android app data to another device

I have a Lego Boost Android application installed on device #1 and the app is logged into my LEGO cloud account (the same used for Lego Life etc. too) and is fully synced with cloud. On this device I ...
4
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2answers
226 views

What 3D modelling services could I use to create custom LEGO pieces?

I want to create some custom LEGO Technic pieces, but I can't seem to find any software that is good at making it. I have tried using Blender, but it is hard to create holes. Do you have any ...
3
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2answers
585 views

Where do I find the program to go with the LEGO 51515?

I got a LEGO Mindstorms 51515, and I have finished building my 1st robot, and now would like to program it. However, I cannot find any companion program to use. Where can I install the companion ...
5
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0answers
44 views

RCX 2.0 usb ir tower. Easiest path to start [duplicate]

I picked up a working set recently and I would like to know the easiest path to get going. I have several old and new PCs and win 98, xp, 7 (32bit) and 10 available. The kit has no CD. I have LabView ...
3
votes
1answer
336 views

Why isn't the Sad Clown's torso in Stud.io?

I was working on designing a clown minifig and I found the 973pb1398c01 Torso 3 Black Pom Poms Pattern / White Arms / Black Hands that seemed perfect for it, but it turns out that it isn't in Stud.io. ...
5
votes
1answer
136 views

LEGO Dacta Intelligent House

I obtained an LEGO Dacta 9707 Intelligent House set plus the Interface B: By searching on BrickLink for the set, I found out that there was an Activity Pack for use with Control Lab software. If ...
7
votes
1answer
611 views

How do I erase all old programs using the new scratch type Education software?

I have 24 Lego Mindstorms EV3 bricks that have old programs and the bricks are named. I want to erase them so they can be used for new students. In the older Mindstorms software I would just reinstall ...
0
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1answer
448 views

LDD Update Date? [duplicate]

I was wondering the other day - When was LDD last updated and when, if ever, are they (TLG) planning to do another piece update?
10
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1answer
163 views

Do I really need to sign into Stud.io?

I recently installed Stud.io 2.0 on my MacBook. Is it absolutely necessary to sign in, or is that just so that you can save to the cloud and build with friends?
1
vote
1answer
767 views

NXT software on Windows 10 isn't detecting NXT brick

I have the Mindstorms NXT software and brick (CPU), and I worked with them a long time ago running NXT on a Windows XP. Now, I would like to retrieve the brick to teach my son, and I installed the NXT ...
5
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0answers
63 views

Connectivity graph for a digital model

I'm looking for a way to take a digital representation of a model (e.g. an LDD or LDraw file) and extract from it a representation of the model that describes which pieces are actually connected to ...
0
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1answer
1k views

How do I remove programs from my Lego Mindstorms EV3 project?

The title says it all. But to be more specific, I find it annoying that I have to download one single program to the EV3 Brick but then all the others in the project end up in the brick too, therefore ...
0
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0answers
169 views

Given program for EV3 Race Car doesn't work, but why?

I have successfully built an EV3 Race Car with instructions from a fan-made book made by Laurens Valk. In the book, he tells how to make my blocks for the rack-and-pinion steering and how to make a ...
2
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0answers
134 views

Lego Mindstorms Software: "Error code: 4"

After updating my EV3 Brick's firmware from V1.09E to V1.10E and reinstalling the Teacher Edition of the Lego Mindstorms EV3 software (even though I'm not a teacher), I decided to recover my Brick's ...
1
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0answers
466 views

Bluetooth connection between EV3 brick and MacBook Pro fails after 2 seconds

As I was adviced, I searched for same questions before posting mine but although some are similar, I can't make their answer useful for my problem. I have a Mindstorms EV3 Education brick and a ...
2
votes
1answer
5k views

Current LEGO Digital Designer download is missing a lot of parts [duplicate]

The current LDD download is missing a lot of bricks that were in version 1.3.11 before. Such as, but not limited to: EV3 motors, sensors and the main EV3 brick. Does anyone have a solution/download ...
1
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1answer
640 views

How can I upload .ev3 files to my brick under macOS Catalina

After updating my Mac to macOS Catalina I can no longer run the previous Mindstorms software. The new tool "Mindstorms Home" doesn't allow for opening .ev3 files and uploading them to the brick. Does ...
3
votes
1answer
157 views

Schematic and program listing of 28743?

Looking for more info on circuit board of 28743. E.g. what is the processor used? Would like to be able to reprogram the chip. E.g. program the train to stop on the third STOP directive strip, or ...
4
votes
1answer
156 views

Can I use Microsoft Makecode to programme Lego NXT bricks?

As a teacher, I only have access to Chromebooks and I cannot (IT will not let me) use Linux on them. I'm trying to use a text-based coding language to programme NXTs. I would use ROBOTC, but I cannot ...
10
votes
2answers
338 views

Is it possible to use EV3 MicroPython with Windows 7?

I have been trying to get python on my EV3 brick using an EV3 MicroPython SD card image as described on the Lego website. The EV3 brick seem fine with its new OS. Instead my problems are at the ...
1
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0answers
114 views

Could Microsoft MakeCode be an alternative to the EV3 program?

Is it possible to use Microsoft MakeCode for the EV3 as an alternative to the widely used EV3 program by LEGO? What are the benefits and drawbacks?
6
votes
3answers
3k views

What kind of software can I use to design LEGO MOCs?

What kind of software can I use to design LEGO MOCs? I hear the LDD is not so good to use so is there alternative software I can use?
0
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0answers
76 views

Where do I get PDF instructions for LEGO builds that were only in software, like NXT as of 2019?

LEGO Mindstorms NXT 2.0 (8547) stored almost all of its build instructions in the associated software. LEGO no longer supports the software for modern macOS versions. I can not find build instructions ...
7
votes
3answers
3k views

Does LEGO no longer support NXT 2.0 at all?

I am running Mac OS X 10.15 (Catalina) and the EV3 software can't detect my NXT 2.0 using USB.
1
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0answers
78 views

How to import file to Mindstorm Programmer?

I got a Mindstorm set a year ago and I stumbled across a build which looked really cool! I finished the building part then I downloaded the program file but I couldn’t import it. I have a MacBook ...
2
votes
1answer
552 views

Coloring Multiple Bricks in LEGO Digital Draw

I made the mistake of not coloring as I went while building a large object in LEGO Digital Designer. I don't want to spend hours coloring each individual brick. Is there a way I can box select the ...
7
votes
2answers
11k views

EV3-specific bricks missing from Lego Digital Designer 4.3.11 (Win)?

I have LDD on my Mac and have used it to create EV3 models (like an FLL robot, or a Lego dot-matrix printer). Recently, I purchased a cheap Windows laptop for use by a FLL team. After twice ...
3
votes
1answer
12k views

LEGO Digital Designer does not to connect to the Internet on Win10 laptop

I just installed on a MSI laptop running Windows 10 Ver. 1803 with a gigabyte internet connection (960mps upload 950mps download). Every time I start up the application, it immediately displays a ...
2
votes
1answer
1k views

How to make an object glow in Studio (BrickLink)

Is there a way to add glow color to objects in the BrickLink's Studio? The thing I am trying to do is to make a glowing bulb so I can have it as a light source in enclosed areas (Like a room) and ...
4
votes
1answer
126 views

Is there a software which finds alternate models for owned sets?

I know for example the catalog of BrickLink and now I wonder if there is a software which can calculate from the inventory lists which other models one can build with an owned set? To more detail: If ...
4
votes
1answer
3k views

Can video files created using the LEGO Movie Maker app be accessed directly?

I recently created a video with my son using the LEGO Movie Maker app. I couldn't find a way to export the raw video files out of the app. Is this possible?
2
votes
1answer
78 views

Submodel does not show properly in LPub3D

I am new to digital LEGO models and building instructions with LPub3D. In order to find my way around submodels I have created this very simple dummy ldraw model: 0 FILE new model.ldr 0 Name: new ...
2
votes
1answer
492 views

How to include submodel into main model in LeoCAD?

In LeoCAD I can create multiple submodels. But how do I merge them or integrate one into the other? The release notes suggest that this is possible, but I can't seem to find out or find resources ...
2
votes
1answer
270 views

Where's the iNXTG app for programming NXT from iPad?

I'm trying to find the old iNXTG to program NXT bricks via iPad but it is no longer available in the Apple Store. Does anyone know if there exists an archive for programs like that? The problem is ...
2
votes
2answers
281 views

Is there a Ubuntu Linux LEGO instruction manual creator?

Is there a good LEGO instructions manual creator for Ubuntu? I can't seem to find one. Also, are there any online ones?
1
vote
1answer
375 views

Where to place your own ldraw pars

I just started designing LEGO instructions. I used LeoCAD to built the model and Web Lic to create the instructions. Being a Linux developer, Windows is hard to use and access. It seems bricks ...
6
votes
1answer
143 views

How to distinguish official LEGO mini movies from non-official movies?

My sons (7 and 4.5 years old) love watching LEGO city mini movies on YouTube. They love watching all kinds of LEGO city mini movies, such as: Arctic Explorers The Escape From Prison Island ...
4
votes
1answer
607 views

Mindstorms Chromebook app Stuck in Zoomed-Out Position

We are using the LEGO Mindstorms app on Chromebooks. Our test program got zoomed-out to the point of being too small to read. The remainder of the screen is normal sized. We've tried using 2 fingers ...
1
vote
1answer
246 views

Why does the Gyro Sensor not work correctly in Virtual Robotics Toolkit?

I somehow found out about Virtual Robotics Toolkit and when I did, I decided that it would be great software to use for Lego League. Later in my research, I found that it automatically had the newest ...
6
votes
1answer
143 views

How can I find overlapping bricks in LeoCAD?

I've just started using LeoCAD to generate instructions for a model I want to share. I've been able to get it working despite the sparse tutorials. But in looking at my results so far I see that I'...
5
votes
1answer
409 views

App (Win/Android) for managing and cataloging Lego sets

I'm looking for an app to keep track of my Lego sets. For my DVDs/BRs I'm using DVD Profiler: Desktop application (Win 7+) Android/iOS app They sync by using a single account But you can use all the ...