 | | FW: Classroom experiments gone awry
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It is hard to lay fingers on trouble shooting this without understanding your experiment. Would you clarify your experiment: Hypothesis: ??? Control variable: wheels size? Independent variable : Dependent variable: Procedure: ??? --Elizabeth (...) (19 years ago, 27-Apr-07, to lugnet.robotics.nxt)
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| | RE: Classroom experiments gone awry
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I'm having trouble understanding the meaning of your results. What do the percentages mean? I'd also just like to check that you used the "run for 10 rotations" as duration with "next action" indicated as stop. What speed did you use for the (...) (19 years ago, 26-Apr-07, to lugnet.robotics.nxt)
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| | Difficulty with WRITE COMMAND over BT
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Hi, I am attempting to download a .rxe program file to NXT from some programming environment that allows communicating over serial port. So I connect to NXT (with 1.04 firmware) from the WinXPSP2 box with BT USB dongle, and use the commands (...) (19 years ago, 26-Apr-07, to lugnet.robotics.nxt)
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| | Re: Classroom experiments gone awry
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(...) What do you mean by "dominant" here? And what is a "tick" on the steering slider equal to? I've done something similar to figure out the behavior with respect to the position of the steering slider, but this is a *great* place to introduce the (...) (19 years ago, 26-Apr-07, to lugnet.robotics.nxt)
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| | Classroom experiments gone awry
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Imagine a classroom with eight 13-year old boys, paired up with a laptop and the standard NXT Edu robot. The 9x9 inch floor tiles made perfect for a little experiment in derivation. Starting at a fixed point and heading, each team marked where the (...) (19 years ago, 26-Apr-07, to lugnet.robotics.nxt)
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| | NXT G-blocks list
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Please consult the excellent list of available NXT G-blocks (URL) Guy (19 years ago, 26-Apr-07, to lugnet.robotics)
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| | Re: Announcing LegWay, Finally
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(...) I have dowloaded and installed the code from Steve's website (URL) to test out the Legway. This download has a compiled version of the code, but not the actual code (.c file). My son was quite impressed with this balancing robot. The readme (...) (19 years ago, 26-Apr-07, to lugnet.robotics)
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| | Re: Getting patches integrated into the brickos?
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(...) As far as I know, all the sourceforge web pages are held in the CVS repository, as are the sources. Only people with developer permission on the project have commit access to CVS - you have to contact the project admins to request that (...) (19 years ago, 25-Apr-07, to lugnet.robotics.rcx.legos)
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| | Re: NBC/NXC beta news
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(...) Well that technique does compile, but produces interesting results: --- #include "NXCDefs.h" struct st { string s1; int i1; } st a1[]; st v1,v2; task main() { v1.s1 = "test"; v1.i1 = 9; NumOut(0,0,v1.i1); TextOut(40,0,v1.s1); (...) (19 years ago, 25-Apr-07, to lugnet.robotics.nxt)
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| | Re: NBC/NXC beta news
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(...) The problem with code of this sort is that the opcodes for manipulating values do not readily allow for this type of operation. To set the variable val to the value of the bxxx field of the structure type stored in your array of structs I (...) (19 years ago, 25-Apr-07, to lugnet.robotics.nxt)
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| | Getting patches integrated into the brickos?
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I've been trying to build a cross compiler and brick-os on my machine for a day now and well, what can I say except that all the how-to's and instructions for building brick-os seem to be either wrong, bad or out of date. (e.g. they talk about very (...) (19 years ago, 23-Apr-07, to lugnet.robotics.rcx.legos)
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| | Re: Another useless utility
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(...) I've created a little desktop wrapper for the Mac version of rsoplay called RSOPlayer. You can drag RSO files onto it to play them, double-click RSOPlayer to select files to play with a file browser, or even assign RSOPlayer to handle RSO (...) (19 years ago, 25-Apr-07, to lugnet.robotics.nxt, FTX)
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| | Deriving power from NXT® motor port A
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This (URL) special cable> allows you to power external devices such as a a motor multiplexer or a wireless camera from your NXT. No need for external bulky battery box! (if your current consumption is low enough, 800mA max). Though plugged into NXT (...) (19 years ago, 25-Apr-07, to lugnet.robotics.nxt.nxthacking, FTX)
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| | Re: NBC and Windows Mobile
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(...) I also have a Dell X51v PDA and am very interested. I don't own a laptop so my PDA is all I take to brick events. I did fine using OnBrick at the recent BrickFest PDX, but am looking for other options. I don't have a lot of time to help, but I (...) (19 years ago, 24-Apr-07, to lugnet.robotics.nxt)
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| | Bricxcc news
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A new test release of BricxCC is available. It features a built-in NBC/NXC compiler which can be turned on or off via a checkbox on the NBC/NXC Compiler tab. With it turned on you will find that compiling and downloading programs via bluetooth is (...) (19 years ago, 24-Apr-07, to lugnet.robotics.nxt)
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| | Re: Ultimate Builders CD-ROM
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(...) I know what you mean, but it's the same with the 'advanced' models in the RIS set. Those don't have step by step instructions though (like the Cybermaster for example). Are the ones on the Ultimate Builders CD step by step or do they show (...) (19 years ago, 24-Apr-07, to lugnet.robotics)
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| | Re: LEGO Engineer Software
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(...) I've been looking for that myself, but after a bit of search, I found this tutorial that shows that RoboLab has the ability to use the Control Lab 9751: (URL) this helps. John (19 years ago, 24-Apr-07, to lugnet.robotics)
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| | Re: NBC and Windows Mobile
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I have a Dell X51v and would like to do the same thing. I don't have any time to help but I would like to be kept in the loop when you get yours working. I can test out your solution on my Dell PPC(Mobile 5). Ronald "John Hansen" (...) (19 years ago, 23-Apr-07, to lugnet.robotics.nxt)
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| | Re: Ultimate Builders CD-ROM
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(...) The model instructions on the CD are annoying to use since you have to build next to the computer and click to advance to the next step. I liked building the machine that can write pre-programmed messages, but it's rather flimsy and unreliable (...) (19 years ago, 23-Apr-07, to lugnet.robotics)
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| | Another useless utility
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rsoplay - Play RSO file on PC --- This is a small program to play NXT sound files (.RSO) on your PC. Not sure why anyone would really want to, but now you can anyway. Now Mac and linux can be just as useless as Windows! Download it (URL) here>. (...) (19 years ago, 23-Apr-07, to lugnet.robotics.nxt, FTX)
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