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Questions tagged [robot-inventor]

Robot Inventor is the 4th generation of LEGO MINDSTORMS, released in 2020.

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Does the color sensor use a camera?

What components are inside the color sensor (37308)? Can this part be used as a camera, or is it simply a light sensor?
jncraton's user avatar
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1 vote
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Mindstorms program error when I play in download mode

I can run the program perfectly in the streaming mode, but it will flash a red light in the download mode after getting 5 points. Below is my program code: ...........Updated............. Finally I ...
Cat Ho's user avatar
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5 votes
1 answer
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Lego colors that the powered up color sensors can detect

Lego currently offers two color sensors to use with Powered Up or robotic kits (Spike Prime, Spike Essential, Mindstorms robotic inventor): https://www.lego.com/en-us/product/color-distance-sensor-...
Michael Verschaeve's user avatar
1 vote
1 answer
212 views

Control MoveHub (Boost) and Mindstorms Inventor Hub over one app

I'd like to control Lego Boost (Move)Hub and the mindstorms inventor hub with one app. I know that it is probably possible with python, but my son is not yet ready to programm in a fully fledged ...
edi's user avatar
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2 votes
0 answers
154 views

Mindstorms M.V.P. model doesn't move

I'm a total newbie to Mindstorms 51515. I am trying to program my M.V.P. model and everything seems to work except the movement programming blocks (pink). Does anyone have a hint or a clue about what'...
Martin Christensen's user avatar
3 votes
1 answer
684 views

Is Robot Inventor 51515 future proof? [duplicate]

I need to buy one of Spike Prime or Robot Inventor 51515, but torn between the two choices. The latter is discontinued unfortunately, but is better bang for the buck with more lego pieces. Robot ...
vishr's user avatar
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7 votes
1 answer
621 views

What is the best way to connect SPIKE prime angular motor to a wheel

I was wondering if there is a difference in the amount of torque transferred to the wheels from a LEGO SPIKE prime angular motor (45603 LEGO Education SPIKE Prime Medium Angular Motor) depending on: ...
Raj Rao's user avatar
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4 votes
2 answers
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How to change colour of the bluetooth/charging RGB LED in the hub?

I have the Mindstorms set 51515 - Robot Inventor. I want to display the progress of a robot's work using the LEDs. How can I change the colour of the RGB LED that the hub uses to indicate the ...
Wolfi_HD1's user avatar
5 votes
1 answer
364 views

How do I copy blocks in LEGO 51515 block IDE?

I have been trying to copy and paste blocks in the new IDE that I downloaded from the Microsoft store (v 10.3.1). I do not seem to be able to copy block code from one project to another. How can I ...
ICE_Plane's user avatar
8 votes
1 answer
2k views

What's the easiest way to build a delta robot using LEGO Mindstorms 51515?

I'm fairly new to Lego Mindstorms and I'd like to assemble a pick and place mechanism. I was looking for existing delta robot designs and found a lot of good looking designs: https://www.youtube.com/...
George Profenza's user avatar
10 votes
1 answer
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robotic inventor\spike prime hubs: Hub 2 hub communication AND led matrix control

Recently the Spike essentials set was released, including the very interesting 3x3 led matrix part: The matrix allows to set each individual pixel in the 3x3 array to 10 different shades of 10 ...
Michael Verschaeve's user avatar
7 votes
1 answer
2k views

What electronics are inside the SPIKE Prime angular motors?

Is there any information available about the internals of the SPIKE Prime and Robot Inventor angular motors? What Hall-Sensor is used by the SPIKE motors? To be more precise: I'd like to get ...
user18913's user avatar
5 votes
1 answer
816 views

How can I restore a .lms file created on Mindstorms Inventor to another device?

I have Mindstorms Inventor. I have been able to send my .lms files to my computer as backup. Now I would like to be able to load those programs on another device. How can I accomplish this?
StanM's user avatar
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6 votes
1 answer
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Continuous power supply for the SPIKE Prime or Robot Inventor hubs?

The hubs present in the Mindstorms Robot Inventor or SPIKE Prime sets have 2100mAh lithium-ion batteries which can be charged with the accompanied cable with a micro USB connector on one end and a ...
Michael Verschaeve's user avatar
5 votes
1 answer
537 views

Xbox to Robot Inventor?

Is it possible to connect an Xbox controller directly to the Lego Robot Inventor(51515) intelligent brick?
ABBABAB's user avatar
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1 answer
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MINDSTORMS 51515 exporting code

I have created a MOC that I am going to put on Rebrickable. But the code is so complex I can’t do what I normally do and take a screen shot of the code and they replicate it. Does anyone know how if ...
Legofan35664's user avatar
3 votes
1 answer
455 views

Robot Inventor Bluetooth not working

A while ago, I started up the Robot Inventor program and noticed the computer was not connecting. When I clicked the "Connect" button, the loading "circle" simply started spinning ...
technicguy1's user avatar
13 votes
2 answers
4k views

Where can one find the documentation for the LEGO Mindstorms Robot Inventor software?

Is the documentation (either official or unofficial) of the programming "language" for the LEGO Mindstorms Robot Inventor software available somewhere? Preferably online, without requiring ...
zovits's user avatar
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2 votes
2 answers
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How to get a random value in the Robot Inventor software (Python)

I am making a Python program with the LEGO Robot Inventor software which will, among other things, turn the robot a random amount periodically, which of course requires a random number. However, I ...
technicguy1's user avatar
4 votes
2 answers
2k 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 ...
technicguy1's user avatar
8 votes
1 answer
2k views

What is the battery life of the new Mindstorms and SPIKE Prime hubs?

The new Mindstorms v4 and SPIKE Prime hubs include a 2100mAh Lithium-ion battery. How long is it expected to last when running a program?
jncraton's user avatar
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1 vote
1 answer
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How to dump the firmware from the SPIKE Prime (and Mindstorms v4)?

I'm interested in tinkering with the micropython filesystem and/or firmware in the SPIKE Prime hub and was wondering: How to dump the firmware from the SPIKE Prime hub? Is there an online resource ...
gpdaniels's user avatar
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9 votes
1 answer
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How to dump the micropython filesystem from the SPIKE Prime (and Mindstorms v4)?

I'm interested in tinkering with the micropython filesystem and/or firmware in the SPIKE Prime hub and was wondering: How to dump the micropython filesystem from the SPIKE Prime hub? Is there an ...
gpdaniels's user avatar
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12 votes
1 answer
5k views

What internal electronics do Spike Prime and Mindstorms Robot Inventor use?

What electronics live inside the SPIKE Prime hub? How powerful is the hardware?
jncraton's user avatar
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