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Results tagged with programming
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user 3631
Questions about programming the various LEGO programmable bricks, including Mindstorms (Robot Inventor, EV3, NXT, and RCX), Wedo, Spike and Scout, in either the provided languages and editors, or more advanced languages.
5
votes
Making an ATM with an EV3
The possible solutions involve realizing that you can multiply the number of possible inputs by implementing long clicks, double clicks, click-and-holds, simultaneous clicks, etc. on the buttons. If I …
- 17.3k
4
votes
Accepted
LEGO mindstorm - which product to use to make projects mentioned below
A basic EV3 seems to be enough for most of the basic projects, but you might find yourself in need of a handful of extra parts (gears, beams, etc). The basic kit does not include a gyroscope, but you …
- 17.3k
2
votes
NXT brick not executing programs correctly
There are a few options for the cause of the error. It could be at the microprocessor level, meaning that the execution of the program is wrong, or it could be at the motor driver port, meaning that t …
- 17.3k
2
votes
How to program light sensor to follow moving light using NXT
If I were you, I'd make it this way:
The leader robot has a very bright light shining backwards, but not in a tight beam, rather a wide cone, so it can be seen from the back easily.
The follower rob …
- 17.3k
2
votes
Accepted
Where can I learn how to program an NXT using C#?
You could start here for example: LEGO MINDSTORMS NXT Tutorials Overview
For a generic C# introduction see here: C# Tutorials or The complete C# Tutorial or C# Tutorial or just do a Google search for …
- 17.3k
2
votes
How I can program a solar panel heliostat?
As far as I see, you have two possible ways of accomplishing this, given that you have already built an Altazimuth mount or any other two-dimension mount from the two motors that can hold the color se …
- 17.3k
2
votes
Connecting a Lego PF M motor to computer
Since both the connector and the protocol are different, it's definitely impossible to just plug the motor into a PC. If you allow for using a converter which would use a custom electronic board to co …
- 17.3k
1
vote
Accepted
Teleoperated arm trouble
Disclaimer: I have never used the EV3 interface, only the text based programming languages for the NXT. Therefore I might be proven wrong. …
- 17.3k
1
vote
Accepted
Site or example project / downloadable programme resource anywhere for the EV3 mindstorm?
I have found a few project collections, but they tend to be hit-and-miss regarding the number and quality of downloadables.
Into Robotics
Mindcub3r, a single project
EV3 projects on leJOS forums
Min …
- 17.3k
1
vote
Unsure of how to use a switch that is time dependent
You have not provided your programming language of choice, so I'll answer in pseudocode which can then be adapted to the specific environment. …
- 17.3k
1
vote
Is it possible to have a motor default to a certain position at the start of the code? I'm t...
For an ordinary motor it is not possible, as the axle position can't be queried from the software. What you can do though is to write your software in a way to return to the starting position before e …
- 17.3k
1
vote
How to stop or freeze the EV3 large motor in position
According to the official documentation you could use
hold()
which
Stops the motor and actively holds it at its current angle.
Note: My assumption here is that you are referring to this
as "large …
- 17.3k
0
votes
EV3 Multiple conditions: wait sensor activation for N seconds or
One way would be to use a loop with a counter and a built-in waiting period. In each iteration check the sensor readings: if the value indicates the presence of a hand, exit the loop and start sequenc …
- 17.3k