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Questions tagged [programming]

Questions about programming the various LEGO programmable bricks, including Mindstorms (EV3, NXT, and RCX), Wedo and Scout, in either the provided languages and editors, or more advanced languages.

4
votes
0answers
564 views

Daisy chaining EV3 with RobotC

I'm trying to run EV3 programs with RobotC and trying run on EV3 Daisy Chaining. I have three independent EV3 bricks labelled A,B,C. I want, according to the color reading by the color sensor on ...
2
votes
0answers
35 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 ...
2
votes
0answers
216 views

Creating custom blocks using EV3 block developer kit

I am trying to develop a custom block using ev3 block development kit but i get nowhere. I created the XML files according to the documentation and the VIX file but it does not compile, I cannot ...
2
votes
0answers
1k views

Bluetooth connection to EV3 from Java on Linux/Android

I would like to connect to my EV3 from PC (and then Android) via Bluetooth. I was able to connect to NXT with LEGO-MINDSTORMS-MINDdroid which uses direct LCP commands but as far as I know the ...
2
votes
0answers
177 views

NXT (NXC) Programs are too slow

I am using Bricx Command Center to write some NXC code for a side project. I am working with the MindSqualls C# Library in Unity and am trying to figure out some ways to use the NXT robots in an event-...
2
votes
0answers
320 views

How to determine orientation of a EV3 gripper?

I have built the EV3 Gripper using the manual. I am programming an ev3 brick using ev3dev. I need to determine the angle/direction/orientation of the robot programmatically, before I can issue a ...
2
votes
0answers
199 views

After adding a MyBlock icon to the EV3 palette of MyBlock icons, how can the new icon be associated to an existing MyBlock?

After following the advice given in adding a MyBlock icon to the EV3 palette, can the icon be associated to an existing MyBlock? Something better than copy/paste the contents of the existing MyBlock ...
1
vote
0answers
61 views

Function in EV3 Basic

I have been programming in basic for ~30 years. I want a translation of the following code into EV3 Basic: function index( x , y ) return x + y * ( maxx , + 1 end function sub look for i = 0 ...
0
votes
0answers
238 views

Loop interrupt stops all loops, not just the one designated

I have been using loop interrupts for a while, and not had an issue... until now. And it is driving me nuts. The program has 2 main loops, titled "touch" and "end" with two more nested in the "touch" ...