Questions tagged [remote-control]

Controlling LEGO creations remotely.

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5 votes
1 answer
533 views

Xbox to Robot Inventor?

Is it possible to connect an Xbox controller directly to the Lego Robot Inventor(51515) intelligent brick?
1 vote
0 answers
75 views

Is there any way to use electric pieces in Stud.io?

Also is the stack exchange meant for digital LEGO editors like Stud.io?
3 votes
1 answer
312 views

Why is my powered up system allowing only 1 speed, & only with the remote button held down?

My new MOC has a powered up battery box & motor, but only will run at the fastest speed. There is no speed control, when there should be many speed options. Also, it will only operate at all, if ...
3 votes
1 answer
770 views

Is it possible to use XBox controller with PoweredUp [duplicate]

I have a couple of PoweredUp kits that I tweaked in the app but now, I would like to get more control on them using a physical remote. I own an Xbox One Bluetooth controller and I thought I saw some ...
7 votes
1 answer
3k views

What LEGO Power Functions parts do I need to make an RC car?

I'd like to make a remote control car with steering and forward/back functionality. Looking at the LEGO Power Functions parts I'm assuming I need the following: A battery box (8881 or 8878) A motor ...
10 votes
4 answers
21k views

Alternative to LEGO CONTROL+ app

My son just received the Liebherr R 9800 excavator 42100 LEGO set. It would seem the Control+ app that is recommended for it simply won't work. It doesn't even connect to the blocks. What are the ...
5 votes
1 answer
588 views

Problem with running two XL motors

We are trying to run our Grand Prix racing car on the IR remote control and would like to use two PF XL motors for the drive. One motor works fine on its own, but when both are connected, they stop ...
1 vote
0 answers
92 views

App-Controlled Cat® D11 Bulldozer

I'm having a problem with the App-Controlled Cat® D11 Bulldozer (42131). The option Module 2 test has disappeared from the app. How do I get it back?
38 votes
8 answers
30k views

What are the best options for building a LEGO RC car?

I would like to build a remote controlled car. And if someone already has a good solution for that I would be glad to try it. It's been a while since I had the time and material to build some LEGO ...
2 votes
1 answer
130 views

Lego 42129 automatic suspension lift

Has anyone looked at a mod to lower the suspension on the LEGO 42129 4x4 Mercedes-Benz trail truck when the differential lock activates. I was thinking about a few linear Actuators but never had a set ...
2 votes
2 answers
246 views

Is it possible to control Airbus H175 Rescue Helicopter 42145 via the app?

Has anyone used a Technic Hub 88012 and not the Powered Up battery box that comes with the set? I would love to get it controlled via the app.
7 votes
1 answer
276 views

Looking for a PC controlled motor that allows for very small and precise movements

The image below is a LEGO specimen stage designed for a stereo microscope. I am looking for a recommendation for a PC controlled motors that allows for very small and precise movements. I want use ...
4 votes
1 answer
202 views

EV3 with 6 motors

My son has made a crane with 6 EV3 motors connected to an EV3 hub. He's used ports A,B,C,D and 1,2. But two of them don't work. Are ports 1-4 just data ports for sensors, not motors? Is 4 the maximum ...
1 vote
0 answers
118 views

How to get IR codes of Magformers RC? [closed]

Some of Magformers blocks comes with Remote Controller: The controller is lost. Is there any way to get RC codes to use with some universal remotes (for ex., with Moes UFO-R11 or with Android app ...
3 votes
2 answers
5k views

Can Lego Remote Control 88010 control Lego Technic Hub 88012?

I have been exploring the new Bluetooth Technic smart hubs with the Control+ app and PoweredUp app. I would like to also use a physical remote. I have the Technic smart hubs that come with the ...
6 votes
2 answers
1k views

Arduino-izing LEGO Technic - ideas for a car / vehicle to choose

I am starting a project - Arduino-izing LEGO Technic - and now I need some ideas for a car / vehicle to choose. This project starts out as a quest to find a way to combine the ease of LEGO Technic ...
5 votes
0 answers
158 views

IR remote 8879 - cannot control speed of the motor

I got the 7938 train set for my kid. I hook up the battery to the receiver and try the IR remote 8879 with it. The motor starts running/spinning, but I can not control the speed with the orange "...
2 votes
1 answer
297 views

Has Anyone Motorized Ocean Explorer Set #42064?

Me gustaría saber si tiene alguien monitorizado motorized el LEGO Technic - Explorador oceánico 42064 y si es así si alguien podría pasarme las instrucciones? Muchas gracias! Google Text Translated: ...
8 votes
1 answer
437 views

How can I control nxt 2.0 robot with a Wiimote in labview?

I am building a robot with Labview for LEGO Mindstorms and I have wanted to hook up the robot to move based on a Wiimote or Wii remote. However, I have not found a file to download to enable me to do ...
17 votes
3 answers
5k views

Can I remotely control the points on PF train tracks?

I'm interested in investing in power functions based trains, but want to automate switching points. Is this possible? What is the cheapest / easiest way of achieving this?
1 vote
1 answer
212 views

Is it possible to control the EV3 brick with a GUI on PC? If so hows the best way to go about it

I've been interested in controlling a machine remotely through a GUI and I am stuck in between picking Python or Java to do this project in but I also think the way I'm going about this would be all ...
4 votes
0 answers
265 views

Issues with Move Hub and Controller: first connected device works, but not both

I'm having issues with the move hub 88006, the controller 88010 and the Powered Up app. The issue is the same on multiple devices. Basically, whatever I connect via Bluetooth first is what works, but ...
2 votes
1 answer
390 views

How to fix the Lego Technic RC Stunt Racer (42095) set's turning drift?

I just finished the Lego 42095 Stunt Racer and noticed that there is a slight drift to the right when it drives forward. It works fine in reverse mode - reverses in a straight line. Any suggestions, ...
8 votes
3 answers
2k views

LEGO Submarine waterproofing functional parts (e.g. motors, RC receivers)

From my understanding, the motors and RC receivers are not waterproof. Thus, the LEGO submarine from Sariel's LEGO® Workshop rust after sometime. So, is there any way to make the motors and RC ...
4 votes
1 answer
1k views

Difference between the "Simple Medium Linear Motor" (45303) and the "Medium Linear Motor" (88008) Powered Up motors

What is the difference between the "Simple Medium Linear Motor" (45303) and the "Medium Linear Motor" (88008) Powered Up motors, other than the size and design? Is the performance ...
3 votes
1 answer
118 views

Can I control PF M-motor with PF train controller?

Can I control Power Functions M-motor from 8293 set with remote control from 60051 train set? It seems from the picture, that the sockets fit into each other. So if I have the train set, and want to ...
4 votes
2 answers
534 views

Motorized Excavator (8043) set alternatives

I'm on the search for a motorised excavator set and have the 8043 in mind. It is now retired and no longer available. Are there any alternative currently available sets? I have looked at a few options ...
4 votes
3 answers
795 views

Will non-Lego remote controls work with Lego IR receivers?

I bought a KAZI model of a Chinese bullet train CRH400F a month back and want to use a remote control. I bought an IR receiver and remote control, but the other IR receiver is lost in the post. So I'm ...
6 votes
1 answer
386 views

Why doesn't my LEGO Micropython remote control program work?

I am writing an EV3 micropython program meant to test my remote, but it does not work. When I run it, I see no errors at all. Instead, I just see a "play" symbol and the program continuously ...
6 votes
3 answers
2k views

Can several users control one Powered Up train using different devices?

According to this review of the new 60197 passenger train you can only have one Bluetooth thing talk to the new LEGO battery box at a time. The new Power Up system as it currently appears in this ...
2 votes
1 answer
396 views

Can you remotely control Lego Education WeDo 2.0 creations using the WeDo app?

I wonder if the WeDo 2.0 app has remote control capabilities or is it only about programming the creations and then running the programs?
3 votes
1 answer
2k views

How to Motorise 42111 Dom's Charger Technic

I just received the 42111 Dom's Charger set as a gift, and I was wondering whether it could be motorised and RC controlled? A part list would be great as I don't own any Power Function parts. Cheers ...
7 votes
2 answers
10k views

List of Lego Technic sets with remote controller?

I am interested in buying a set with motors (etc) with a remote controller. Is there a website that allows to search with this conditions? Official website is pretty bad. I have found the Lego ...
7 votes
1 answer
2k views

How to close color Sensor properly?

I want to get data from the color sensor with Bluetooth. I can get data but when the program terminates, the color sensor dose not close even though I call function close() on the color sensor. The ...
3 votes
1 answer
193 views

Why remote controls are seldom used in Technic sets?

(As of Jul 2016) According to this, it mention that currently there are a total of 376 Technic sets. However, this information mention that only 6 of them have the remote control function. This means ...
4 votes
1 answer
292 views

What is this silver and transparent green electronic piece for / from

I found this Lego in a box with other old Lego parts and I have no idea what it is for. It has a 'Lego' logo with a code 5202 but I can not find anything online. Could someone please give me more ...
1 vote
1 answer
137 views

IR protocol for Duplo RC Dozer (2949)

Does anyone know where to find the IR protocol for Duplo RC Dozer (2949)? I have the RC Dozer and no remote and wanted to use a universal remote to control it.
2 votes
1 answer
89 views

Problem with the range for controlling Sunset Cruiser 8676

Does anyone know why the Sunset Cruiser 8676 only works when the antennas are about 12" or closer together? Any farther apart and it doesn't run. It has fresh batteries. Any help would be appreciated....
4 votes
1 answer
115 views

What is the function of this device? What kit? Black remote with 5 buttons and 3 AAA batteries?

Some kind of IR device #s on cover 41305 #s on outside case 4252 LEDs appear to be IR transmitter and receiver. Red and white LEDs also seen.
0 votes
1 answer
185 views

8386 Ferrari F1 Racer convert to an RC

Help convert 8386 Ferrari F1 Racer to an RC
3 votes
2 answers
5k views

How do I make a remote control car without LEGO motors?

I have no LEGO motors In my collection, what are some household materials I can use?
2 votes
1 answer
146 views

Two separate functions of 5282 RC remote?

Given the RC set of 5282 and 6272c01 below: Is there a solution to use the two paddles that command the auxiliary output of the receiver for different functions? For reference, see this at 1:45. ...
1 vote
1 answer
385 views

EV3 does not react to Bluetooth commands after 1.7 seconds

Short description: I want to send commands via Bluetooth to an EV3 brick from a Linux computer. I use python to send bytecodes via Bluetooth and not any EV3-specific software Pairing the device was ...
7 votes
1 answer
140 views

Can anyone identify this dark grey remote control and receiver with yellow and orange buttons?

Does anybody have an idea where this remote control and receiver are originally from:
4 votes
2 answers
2k views

How does the remote control on the 9398 4X4 Crawler work?

Been looking for a good option for creating a remote control car but it seems Lego released an "official" way via the 9398 4X4 Crawler but it's expensive. How does it work? And that's really two ...
2 votes
1 answer
95 views

How to prevent PF M-motor from springing back

I'm currently building a car with a simple 2-speed remote controlled synchronized transmission, shifted by a PF M-motor. Everything is fine except for one thing, the transmission driving ring is ...
1 vote
1 answer
749 views

LEGO remote control 8879 for 2016 Winter Train not working

I purchased parts 8879+8884+88000+88002 to power the new Winter Holiday Train. Fresh out of the package the remote controller 8879 does not make contact with the positive end of the battery. Thanks ...
2 votes
1 answer
244 views

Is it possible to use multiple IR beacons on different channels to control EV3?

One IR beacon has very few buttons and I would like to buy additional beacons and use them simultaneously to be able to control more channels. I can't find any information if this setup will work. ...
3 votes
1 answer
217 views

Power Function IR Remote always emitting after putting batteries

My PF IR remote led indication light is constantly on after I put in new batteries. It stay on without me touching anything. A quick check with my phone camera showed that the IR emitter is emitting. ...
3 votes
2 answers
844 views

My 9398 crawler going in reverse way

I built 9398 crawler set and everything seemed OK. However, when I moved the RC tumbler up, the crawler went back, and when I moved it down, the crawler went forward. On the battery box I saw ...