A programmable robotics brick released by the LEGO company in late July 2006 and uses Technic connectors. This was the sequel to the RCX brick from the original Mindstorms.
5
votes
1answer
816 views
Remote Control option NXT Mindstorms
I bought the NXT Mindstorms education software v2.1 along with a Mindstorms kit (which I don't know the version of).
I am trying to remote control a robot I made using bluetooth between my mac and ...
2
votes
1answer
56 views
NXT Bluetooth “Failed!” when turning on
When I attempt to turn on my bluetooth, the response on the display after about 5 seconds is "Failed!" Then I'm sent back to the main menu.
I've reset the unit and updated to latest firmware (1.31) ...
2
votes
1answer
911 views
Programming the NXT brick using an ipad app
for the past few years, I have been using netbooks to program the NXT. I would like to move into the 21st century and use ipads. Is there an ipad app for programming the NXT brick?
9
votes
2answers
25k views
Where can I download the LEGO Mindstorms NXT 2.0 IDE?
I want to see how well that IDE runs on my old Windows XP laptop.
I looked on www.lego.com, but it seems to all be documentation (downloads).
3
votes
0answers
91 views
Ultrasonic problems with the red and blue balls?
I'm still new to the nxt thing, I try to make the robot locate the ball using the ultrasonic, while there I should be in a square area marked by white color.
How can I make the robot locate the ...
4
votes
1answer
123 views
Best sensor for balancing inverted pendulum
I want to build a balancer for an inverted pendulum. Which of the following sensors is best suited for detecting the tilt?
Accelerometer
Gyroscope
Angle sensor
8
votes
5answers
10k views
How to fix Mindstorms Error Code 1003
I am using the Lego Mindstorms Education Kit, software version 2.1. Everything was working fine writing programs and downloading them to the robot until all of a sudden when I tried downloading a ...
3
votes
3answers
1k views
Lego Mindstorms NXT software error
I have installed the retail version of the NXT software. Due to pitiful performance on my Mac (OSX 10.7 Lion) I followed guidance on other forums and uninstalled Flash 11 and reinstalled 10.
Now ...
4
votes
1answer
150 views
Can I download a programm written in C# into brick?
I use C# language and http://www.mindsqualls.net/ library. But I could not find how to download my program into brick. Actually, is it possible? Or I just have to control my nxt 2.0 robot via ...
6
votes
0answers
91 views
How to simulate Lego Mindstorms programs written in C#?
I am going to do some programming for Lego Mindstorms in C# using
http://www.mindsqualls.net/
and have a question. Is there any good simulator to see result of my program without uploading the code ...
5
votes
1answer
72 views
Is there a way to change the Lego NXT sensor polling frequency?
I am using LEGO NXT 2.0 with the native NXT flowchart-style programming environment, I would love to be able to poll the sensors more frequently. (In particular, it seems that the light sensor is ...
5
votes
2answers
213 views
What colors does the NXT Color Sensor support?
Quick question, what colors does the NXT color sensor support? Is it the entire rainbow or only specific colors?
4
votes
2answers
125 views
Mindstorms start block is missing
the start block is missing on my mindstorms NXT 2.0 programming space. i cannot run any program without it.
i have tried, restarting the programming window, placing a block and even just undoing to ...
6
votes
2answers
533 views
Can we program Nxt2 in C++ under Visual studio 2010?
I'd like to know if it is possible to develop C++ software for NXT2 using Visual Studio 2010 as IDE. I know there are small online projects for NXT but I can't find nothing about NXT2.... Any ...
10
votes
2answers
2k views
Can I use RCX sensors and motors with the NXT brick?
I have a bunch of motors and sensors from the original Mindstorms set. It seems a shame I can't use these with the more recent NXT set. Are there any unofficial modifications that allow you to convert ...
2
votes
1answer
814 views
Bluetooth pairing successful in OSX but Mindstorms NXT software still can't connect
I'm using OSX Mountain Lion. I've installed the Mindstorms NXT software successfully using the NXT Script.rb script from Lego's web site, which is supposed to tweak the install so that it is ...
10
votes
3answers
9k views
How can I wirelessly connect the NXT and an iOS device?
I've seen videos around YouTube (like this one for a car) that show an ability to control a Mindstorms set via iOS (either iPhone or iPod Touch). I am just getting started with Mindstorms, but find ...
7
votes
2answers
242 views
Why does this program work in LabView when targeted to computer but not to NXT?
I have a program written in Labview for my LEGO Mindstorms NXT 2.0. When the target is set to the computer, the program works just fine. However, when I set the target to the NXT, the program doesn't ...
4
votes
1answer
1k views
Mindstorms 2.0 can't download to NXT brick with error 142023
Using Mindstorms education 2.0 on a Windows 7 computer I can't seem to get the program to see the NXT via USB or bluetooth dongle.
When connected by USB nothing appears in the NXT window with device ...
6
votes
1answer
200 views
Alternative controller for LEGO NXT
I love the NXT platform and have quite an investment in sensors and motors, etc. I would like to know if there are alternative controllers that have been integrated with the NXT sensors/motors. By ...
0
votes
0answers
89 views
NXT software V2.1 runtime installation error in windows
My system configuration : Windows 7 home premium 64 bit service pack 1.
When i try to install NXT software v2.1, at the begining itslef i am getting the below error
Microsoft Visual C++ runtime
...
5
votes
1answer
124 views
Is there a documented process in 'Jamming' an NXT Ultrasonic sensor?
Just trying to gather a bit of information for a competition between a few other NXT builds, I was wondering if there was a way to make the ultrasonic sensor completely useless for the competition as ...
16
votes
4answers
8k views
As of November 2011, should I buy the NXT 2.0 now, or wait and buy the NXT 3.0 later? [closed]
I have played with the original RCX when I was in school, and I'm so in love with it. Now I have just got my first job and I would like to get an NXT robot. However, I saw in this Wikipedia article ...
6
votes
1answer
114 views
Are third party NXT compatible parts safe to use?
I bought the Mindstorms NXT for my son's coming birthday and I noticed that there are several places you can get third party parts to use with it (sensors, connectors, etc). Are these safe for the ...
4
votes
1answer
132 views
What can cause programmed NXT 2.0 motors to misfunction when small resistance is applied?
I have robot built per the Alligator tutorial included with Mindstorms NXT 2.0. Everything works correctly if I hold it off the ground and make sure there is no load on the two leg motors. However, if ...
2
votes
1answer
153 views
Apart from the LEGO brick, is there any other hardware that has an NXT firmware written for it?
I am trying to find out if you can upload LEGO NXT byte-code to any other hardware, so I am just checking to see if anyone has ever written the LEGO firmware for any other hardware. Maybe hardware ...
3
votes
1answer
147 views
Help Installing NXT-G On Mac 10.6.x
I'm failing to install NXT-G on Mac 10.6.x. Whatever I try seems to end up with an error saying "A required file is broken" when I try to run the IDE. Could someone talk me through the steps please?
...
8
votes
4answers
1k views
Can I control 2 NXT bricks from a computer using bluetooth at the same time?
I am thinking about starting a project involving controlling the movement of a mindstorms robot depending on some input from a Kinect device; however the robot will require at least 6 motors. I have ...
11
votes
1answer
962 views
What is the difference between the NXT 1.0 controller and the NXT 2.0 controller?
I've tried to look this up but I can't find anything. As far as I can tell, the controller bricks (the white ones w/ buttons and a screen) are exactly the same and the only difference is NXT 2.0 comes ...
7
votes
4answers
593 views
How to make Mindstorms respond differently, depending on which sensor is triggered?
I am new to Mindstorms (but in my day job I am a programmer).
I want to make my robot do one thing if the touch sensor on port 1 is pressed, and do something different if the touch sensor on port 2 ...
5
votes
1answer
206 views
How can I power an NXT motor without the NXT brick?
I know almost nothing about robotics, so I was wondering how can I power the nxt motor without using the nxt brick, and how can I send signals to it?
18
votes
3answers
2k views
What is the difference between the NXT and the RCX?
What is the difference between the NXT and the RCX? I know that the NXT is newer, but what features does it have that the RCX doesn't have, and vice versa (if the RCX has features that the NXT ...
5
votes
2answers
1k views
Lego Mindstorm NXT cannot connect via bluetooth
I have an NXT mindstorm brick, running RobotC firmware. I am trying to connect to it, via bluetooth. At first, the problem was that I had the motorola drivers instead of ones from microsoft. Even ...
4
votes
1answer
1k views
How to control a RCX from a Mindstorms NXT
I have both an RCX and an NXT.
I would like to control the RCX brick from the NXT (and possibly communicate back to to the NXT from the RCX). I would like to avoid purchasing the Mindsensors RCX to ...
24
votes
6answers
5k views
Is there any other way to program the Lego Mindstorms NXT other than the provided software?
I'm curious to know if there is any way to program the NXT other than the provided software.
I don't necessarily have any issue with the software.
Does the program created by the software translate ...
2
votes
0answers
180 views
Program a full rotation of a NXT motor in X seconds
I'm interested in mimicking the functionality of the Arqball Spin, at $60 it isn't cheap so I'd like to make the most out of my Mindstorms parts.
I'd like to use NXT-G to program a motor to rotate ...
3
votes
0answers
158 views
Flash update breaks the Mindstoms NXT viewer
After udating to the lastest version of Flash on my Macbook Pro (OS X 10.7.4) The Mindstorms NXT software that comes in the box no longer displays the build instructions. It does load up, but the ...
11
votes
3answers
314 views
What are some free kid-friendly tutorials to get started with Mindstorms Nxt 2.0?
My daughter (10) got the NXT 2.0 for christmas. It doesn't really come with any tutorial. I'm looking for something she can follow which will teach her to use each of the sensors and slightly more ...
4
votes
1answer
730 views
Can you program an RCX using the Mindstorms NXT 2.0 software?
I was asked to teach a robotics class and found several RCX bricks in storage. Can I use these bricks with the Mindstorms NXT 2.0 software? If not, what would be the software I would need to use the ...
7
votes
1answer
138 views
Is it possible to retrive a text file from an NXT?
I am on a SeaPerch building team which is starting to use a Vernier Dissolved Oxygen probe, connected to an NXT to log the data. I have a bit of programming experience, but nothing in particular with ...
7
votes
1answer
192 views
NXC Saturation algorithm for limiting motors?
What is a good algorithm in NXC for control saturation? I want to make sure my motors don't turn past a certain angle, or they will break the model.
I could do something like:
if (angle > 45) ...
5
votes
0answers
131 views
PosRegEnable - How to change motor parameters?
I want to set PID parameters for a faster 'attack' when using PosRegEnablePID() on a motor. I am compiling with nbc/nxc 1.2.1 r4 mac osx fatbinary using -Z2 and -EF flags.
But the compiler says:
# ...
8
votes
3answers
1k views
How accurate is the ultrasound sensor when moving?
Can I use an ultrasound sensor while the Robot is moving, or will it give bad data?
5
votes
1answer
211 views
NXT brick output ports not working properly
My NXT brick will not let motors run. When I download a program the motor will move forward and backward and then stop - sort of a wiggle. Another motor will not work at all. This happens for all ...
9
votes
1answer
224 views
Where can I find “hacker” information about the NXT?
I want to know if, and where, is some extremely detailed hacker information on the Mindstorms NXT 2.0. Things such as the processor, flash memory, and RAM information, GPIO or I2C support, custom ...
11
votes
2answers
743 views
Is Technic compatible with Mindstorms?
My wife bought me a Mindstorms NXT 2.0 for my birthday. I've been reading up on it from as many sources as possible however apart from the 9695 Education Resource Set which adds some additional bricks ...
7
votes
1answer
276 views
Can I use two ultrasound sensors at a time?
Is there a way to use two ultrasound sensors on a Mindstorms NXT without them interfering with each other?
4
votes
1answer
159 views
NXT motor power accuracy
When turning the motors, how precise is the speed parameter? I am programming in the NXC language (standard firmware) and wishing to know how many decimal points will be taken, if any, and whether the ...
4
votes
2answers
1k views
Bluetooth will not connect Error code: -142016
nxt 2.0 Error code: -142016
The Bluetooth does connect. I am not having these issues with any of my other Bluetooth devices running off of the same dongle.
Where do I find the the meaning of any ...
5
votes
1answer
132 views
Is it possible to display large text on an NXT using LabVIEW?
In RoboLab and using RobotC, it's possible to write LARGE text to the screen of the NXT. In RoboLab, this can be done by just typing [\big] at the beginning of a string constant which is wired into a ...
