Questions tagged [nxt]

A programmable robotics brick released by the LEGO company in late July 2006 and uses Technic connectors. This was preceded by the original RCX brick, and succeeded by the EV3 brick.

Filter by
Sorted by
Tagged with
0
votes
0answers
48 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 ...
2
votes
0answers
51 views

Why won't my Lego Mindstorms NXT stop beeping/clicking and work properly?

I was trying to update the firmware on my NXT but suddenly the screen went blank and it started beeping. I unplugged and re-plugged my USB and a notification came up saying that the device ...
1
vote
1answer
52 views

Online link to the LEGO NXT firmware (v1.31) source code or IAR ARM LEGO development tools?

I am looking for the source code to latest NXT firmware (v1.31). I found the binary image is on LEGO site: https://www.lego.com/en-us/themes/mindstorms/downloads, but no links to firmware source code ...
3
votes
1answer
92 views

Mindstorms NXT NXC RemoteStopProgram fails compilation

I have two NXT bricks connected and they work together using Bluetooth, sending messages between the two works. The master NXT will start a program on the slave NXT with the RemoteStartProgram ...
0
votes
1answer
68 views

Where to start with a custom firmware for the NXT

In the process of hardware hacking with my NXT 2.0 I Found no easy way to connect the device as a USB storage device. Is there a specification that states how the NXT interacts over USB, or should I ...
4
votes
1answer
36 views

Unable to save NXT program

I pulled out my NXT recently to tinker around with it. After reconstructing one of the suggested builds, I was writing a small program for it. About halfway through, I needed to leave my work, so I ...
3
votes
2answers
119 views

Does repeated flashing cause degradation NXT

I have a Lego Mindstorms NXT 2.0, which I'm tinkering around with, writing a custom firmware for. I just want to know if repeated flashing could damage the flash memory.
4
votes
0answers
82 views

Lego Mindstorms NXT 2.0 Not turning on

I have a Lego Mindstorms NXT 2.0, which worked well for a couple of years. However, after the last few weeks, it seems to not boot up. I took it apart, and noticed it seems to have a different ...
4
votes
1answer
74 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 ...
0
votes
0answers
56 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 ...
5
votes
3answers
670 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
vote
0answers
42 views

NXT not updating, “Cannot locate NXT device to download firmware!”

I am using a Bluetooth connection trying to update firmware from 1.05 to 1.31 and it displays the message: Cannot locate NXT device to download firmware! My NXT works fine other than that. I got ...
2
votes
1answer
130 views

how to send direct command to ev3 brick

I am new to ev3 python but am working on a project. I was reading about NXT-python that " It works by sending the direct commands detailed in LEGO's "Blue-tooth Development Kit" to the NXT brick" I ...
3
votes
1answer
49 views

MindSqualls - can I connect more than one NXT brick using USB?

To access my NXT brick connected via USB with the MindSqualls library, I do the following: var brick = new McNxtBrick(NxtCommLinkType.USB, 0); The 0 is serialPortNr. If I were to buy a second NXT ...
2
votes
1answer
96 views

Rearing off to the left without telling it to

I've started to build a robot, but when it drives it veers off to the left even though I'm just telling it to go straight. I think I need to do something to the motors but I don't know what or how. I'...
1
vote
1answer
159 views

How to connect an NXT brick to the LEGO programmer application on an iPad?

Can you connect a NXT brick to an iPad via either USB cable or Bluetooth? For me neither seem to work even though the EV3 brick (and the LEGO programmer application) should be backwards compatible. ...
1
vote
1answer
141 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 ...
3
votes
2answers
398 views

NXT Sensors not working

I'm looking for advice. I pulled my Mindstorms 8547 kit out of storage and started to play with it after several years of inactivity. I found that the Color Sensor, the Ultra Sonic Sensor, and the ...
1
vote
1answer
171 views

Program for NXT golf robot not looping properly

This is what I made: I will put this robot straight in line with the ball I have to make this robot go forward and once it reaches the ball, I have to make it stop and hit the ball with the swing ...
0
votes
1answer
173 views

How could I make a golf robot from a LEGO NXT kit?

I want to make a golf robot. It will be placed straight in line with the ball. It will approach the ball and swing. The part where I get confused is how to get it to swing in a left-right motion when ...
3
votes
1answer
264 views

Connecting 2 NXT bricks in order to control motors and sensors from one brick

Is it possible to connect two bricks using a cable (connecting port 4 to port 4) , and then have both programs run by only pressing one button? I want the sensors attached to one brick affect the ...
2
votes
3answers
656 views

How to retrieve a deleted program file from the lego NXT

I have been programming a complex file for my Lego Mindstorms NXT. I accidentally deleted my file from the PC, but it is still available on my NXT brick. Is there any way that I can retrieve the file ...
1
vote
1answer
90 views

How to send through Bluetooth motor angle position and mirror that position on another motor?

I've built a steering wheel that checks the servomotor position using NXC function - MotorRotationCount(). Now, I want to send that position to second brick using Bluetooth and apply that servomotor ...
3
votes
3answers
124 views

NXT motors spin when in air but stop on ground

I have a car that I made with 2 motors in the back and one motor in the front. The motors spin fine in the air but when I put it on the ground to test my program the motors stop. The robot itself isn'...
1
vote
2answers
409 views

How to flash a LEGO Mindstorms brick and program it in another language

I have a basic LEGO Mindstorms kit which I wanted to use for testing a very simple object-avoidance project. I am trying to find a relatively simple way to flash the brick and upload scripts to it ...
0
votes
1answer
220 views

Help with Multiple Motors/Intelligent Bricks and coding/ programming/ daisy chaining

I have built the accompanying robot earlier in the week. I have a challenge where the robot needs to find white/black bricks then store them on a tray and then travel over to another robot and ...
3
votes
2answers
79 views

Angular resolution of NXT motor

I am sure that I read somewhere that the resolution of the motor sensor was 2 degrees, but I can find no mention of this in the NXT Help file. What's more, the motor control block allows the Duration ...
2
votes
2answers
498 views

How to use the ultrasonic sensor on mindstorm NXT

I've been struggling for some time on this. I'm trying to code the robot to move when the distance is above a certain integer and stop when the distance becomes lower than the certain integer. I'm ...
3
votes
1answer
730 views

Which of the LEGO Mindstorms 9797 (NXT Education base set) Software is compatible with Windows 10

I have LEGO Mindstorms NXT 9797 and downloaded the following Windows PC Versions: NXT Edu 2.1F6 PC App ---Education Version NXT Ret 2.0F5 PC App ---Home Version Which one of these are compatible ...
2
votes
0answers
399 views

Why can't I install the NXT software on macOS High Sierra?

I just got an Mindstorms EV3 for Christmas, and learned that you can have the NXT communicate with the EV3 in the NXT software. I tried to install the NXT software on my Mac, but all that happens is a ...
2
votes
1answer
590 views

Lego Mindstorms education NXT 9797 software for a MacBook Air [duplicate]

Where can I find Mac OS compatible software for the Lego Mindstorms Education NXT Base set (9797)?
5
votes
2answers
293 views

How can I program a motor to rotate towards the source of sound?

I have 3 sound sensors and a motor connected to four ports of the same brick. My motor should rotate by some angle towards the highest sound detected by the sensor, and now I'm wondering how I'm ...
6
votes
2answers
345 views

How to fix the 4.3V output supply of a NXT 2.0?

I have a Mindstorm NXT 2.0 from 2007 (PCB code: 62115.40H) at which the sensors except the simple "Touch sensor" are no longer working. Also the tacho-signal of the motors do no longer work. (The ...
1
vote
0answers
983 views

LEGO Mindstorms EV3: Camera recommendation for line tracking

I am planning to build an autonomous car in LEGO Mindstorms that will use ultrasonic or infrared sensors for collision avoidance and in the future also a camera for line tracking. I am now wondering ...
9
votes
1answer
847 views

Lego Mindstorms EV3: programming language recommendation

I am planning to build an autonomous car in LEGO Mindstorms that will use ultrasonic or infrared sensors and in the future also a camera for line tracking. Currently I construct my programs using the ...
3
votes
1answer
524 views

LEGO EV3 on Chromebooks not recognizing NXT bricks

I teach two LEGO robotics classes in middle school and in one of my classes I am using EV3 and in the other NXT. I was able to have these classes because of the Chromebook app, but the problem I am ...
4
votes
2answers
137 views

Uses for tracks in 9648

Has anyone used the Tank tracks (429139) from Lego education set 9648 for anything other than a tank? The tracks are fixed in size, and I've found the application rather limited (driver belt, track) ...
1
vote
1answer
1k views

How can I connect the LEGO Mindstorms NXT with an iPad?

I'm looking to take advantage of the older generation LEGO Mindstorms NXT robots by developing a companion app for the iPad. I'm aware that non-jailbroken iPads cannot communicate with the robot via ...
2
votes
0answers
44 views

NXT Mindstorms software glitch

My FLL team was doing some practice programming exercises this morning. One group wrote a program using color sensors, no issue. The next group opened a new program window and attempted to open a ...
1
vote
1answer
55 views

Run an NXT 2 program that will continue until no power is left in batteries

I want to run an NXT 2 program that will continue until no power is left in batteries. I want it to rotate slowly so that a sculpture can be turned for as long as possible. It seems to go for a few ...
2
votes
0answers
43 views

How can I read NXT logfiles?

I used the logfile feature to collect light intensity values. How can I get a view to this data? On the NXT brick I only found: "delete" or "send" but not "show". I tried "send" when I had an USB ...
3
votes
2answers
624 views

How to get leJOS to run on macOS Sierra

I am working with an eclipse plugin that requires it to run 32bit Java 6 on it and I do have Java 6 on my computer but when I run the program I get this error. Error: This Java instance does not ...
0
votes
1answer
57 views

NXT light sensor homework help

Read value from NXT kit using light sensor and show it in the middle of NXT screen. If measured lightness value is less than or equal to 50, right motor will stop and left motor will move with the ...
0
votes
1answer
365 views

NXT 1.0 software issue

I am an educator with 33 Mindstorm NXT 1.0 computers. We are a Mac school and are running El Capitan (OS 10.11). Two questions... Is it possible to download the 1.0 software to our Macs? Has there ...
1
vote
0answers
30 views

Mindstorms nxt screen not lighting up [duplicate]

I just pickup up this set at a garage sale and put in new batteries. The initial start up noises were indicated and there are clicking noises but the screen is not lighting up. Is it broken or do I ...
2
votes
0answers
155 views

Reading NXT Touch Sensor with Monobrick Communication Library

In my program, I need to detect if a touch sensor is activated. Here's some of my code: var nxt = new Brick<Sensor, Sensor, Sensor, Sensor>("usb"); nxt.Connection.Open(); nxt.Sensor1 = new ...
4
votes
1answer
262 views

Is code written for NXT bricks compatible with EV3 brick (for Johnny 5 building)?

My son is mad on the robot from Short Circuit (Johnny 5) and I want to build robots with him. We have a copy of Daniele Benedettelli's "Creating Cool Mindstorms NXT Robots" and I was planning to start ...
2
votes
0answers
788 views

Programming NXT ultrasonic sensor with EV3 software [closed]

How can I program the NXT ultrasonic sensor with EV3 software? When I pick the block for the ultrasonic sensor, it tells me it is not compatible.
3
votes
3answers
6k views

LEGO Mindstorms 9797 (NXT Education base set) Software Download

Where I can download the Software for the LEGO Mindstorms 9797 (NXT Education base set)
2
votes
1answer
401 views

List of parts to buy for to “upgrade” existing Mindstorms NXT 1.0 to Mindstorms EV3 set?

Is there a list of parts available I need to buy to "upgrade" an existing Mindstorms NXT 1.0 (8527) set to a Mindstorms EV3 set?

1
2 3 4 5