 | | Help vintage 1093 Interface A
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Ciao to all, I need your help concerning the vintage 1093 Interface A. I found the 9750 version, with no interface cable and no software :-( Is possible to build-up a parallel cable for PC ? I have noticed that it is compatible with Apple II, IBM (...) (17 years ago, 18-Aug-08, to lugnet.robotics)
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| | Re: Hmmm... WeDo
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(...) I think the software used to program the WeDo is written in Labview, the same way the software used to program the NXT is written in Labview. (...) The NXT to 9V cable is for the "old" 9v system that has two wires. The new Power Function (...) (17 years ago, 17-Aug-08, to lugnet.robotics)
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| | Hmmm... WeDo
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Today a catalog from Lego Educaton turned up in the snail mail. As I was flipping through it I saw the "WeDo" system advertised in it. OK, so I guess people who religiously follow Lego press releases would have known about WeDo two weeks ago.... so (...) (17 years ago, 16-Aug-08, to lugnet.robotics)
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| | Win a MINDSTORMS NXT set at Brickfair
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This year at BrickFair, a grand prize of a MINDSTORMS NXT set will be awarded to one lucky person. But, instead of the grand prize simply being awarded to the winner of any event, everyone who enters any of the three MINDSTORMS events will be (...) (17 years ago, 13-Aug-08, to lugnet.events, lugnet.robotics, lugnet.technic, lugnet.general)
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| | Cant get sensors to work properly
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Hi I have a little problem. I'm using the latest Bricx command center together with my cybermaster brick. My program code looks something like this: task main () { if(SENSOR_1) SetOut(OUT_A)); } Everything comiles nicely but nothing happens when I (...) (17 years ago, 13-Aug-08, to lugnet.robotics)
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| | Mars rover IV
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After the HALE experiment we turned back to the Mars rover project IV. Remember that we want to realize a fully autonom LEGO Mars rover running on the simulated Mars environment that already served for the previous projects. The idea is to have two (...) (17 years ago, 13-Aug-08, to lugnet.robotics)
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| | Re: HALE (High Altitude LEGO Extravaganza)
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(...) Not necessarily. WALL-E has not been released entirely worldwide. Much of Europe is still waiting for its release. Joe (17 years ago, 31-Jul-08, to lugnet.robotics)
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| | Re: HALE (High Altitude LEGO Extravaganza)
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(...) Surely you've heard of WALL-E by now... (17 years ago, 30-Jul-08, to lugnet.robotics)
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| | Re: The LEGO Didn't Break (or the HALE Mission - LEGO where it was never intended to go)
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(...) Brian do you have one of these near you? (URL) just happens to be over the road from my local LEGO shop. (local being 85 Miles, needless to say I dont go there that often!) Mike. (17 years ago, 31-Jul-08, to lugnet.robotics)
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| | Re: The LEGO Didn't Break (or the HALE Mission - LEGO where it was never intended to go)
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(...) A couple of folks have asked me about that. Trust me, anything I can will be free for anybody who wants it, but I'll have to figure out a way to put it up. Brickshelf is really for pictures, and I push it by posting images of data graphs... (...) (17 years ago, 30-Jul-08, to lugnet.robotics)
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| | Re: The LEGO Didn't Break (or the HALE Mission - LEGO where it was never intended to go)
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(...) You should be proud! Excellent success. I hope ALL your data will be published. The nerd in me really wants to know what the terminal velocity of a box of Styrofoam filled with Lego is... And pictures, I'm assuming the ground recovery crew (...) (17 years ago, 30-Jul-08, to lugnet.robotics)
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| | HALE (High Altitude LEGO Extravaganza)
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It certainly was the most exciting robot project which we participated in. Many thanks: 1. to the organizers : Dr. Eric Wang and his team at Nevada University. Great job guys !!! 2. to the sponsors : Nevada Space Grant, LEGO Company, Energizer, (...) (17 years ago, 30-Jul-08, to lugnet.robotics)
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| | Re: The LEGO Didn't Break (or the HALE Mission - LEGO where it was never intended to go)
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Give you joy for your very successful mission. And a glass of wine with you. Incredible. Will be expecting with much anticipation your final report to the Admiralty and the subsequent publishing of results in the LEGO Gazette. I hate it when I (...) (17 years ago, 30-Jul-08, to lugnet.robotics)
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| | Re: The LEGO Didn't Break (or the HALE Mission - LEGO where it was never intended to go)
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Give you joy for your very successful mission. And a glass of wine with you. Incredible. Will be expecting with much anticipation your final report to the Admirality and the subsequent publishing of results in the LEGO Gazette. Tommy Armstrong (17 years ago, 30-Jul-08, to lugnet.robotics)
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| | The LEGO Didn't Break (or the HALE Mission - LEGO where it was never intended to go)
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OK, I'm a little bit proud of this... and, mostly, amazed that it functioned at all. I was selected to participate in the HALE (High Altitude LEGO Extravaganza) after submitted two proposals in the hopes one would make it... and instead, both were (...) (17 years ago, 30-Jul-08, to lugnet.robotics, lugnet.robotics.nxt, lugnet.technic) !
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| | Re: Asking for RIS 2.0 patch under Windows XP
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I had two laptops giving me that same error: "A critical error has occurred. You may be running out of memory, or you may need to reinstall Robotics Invention System 2.0." It must have been a recent Windows update that messed them up, as these (...) (17 years ago, 26-Jul-08, to lugnet.robotics)
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| | Re: Asking for RIS 2.0 patch under Windows XP
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Ok I'll do that. Lego support has always been very helpful in the past :) Thanks Luca (...) (17 years ago, 26-Jul-08, to lugnet.robotics)
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| | Re: Asking for RIS 2.0 patch under Windows XP
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Dear Luca, I got an email from Lego few days ago, seems Lego has solution for Windows Vista yet. You can ask him for free CD just write you probelm on official Lego site. Best Regards, Alan (...) (17 years ago, 26-Jul-08, to lugnet.robotics)
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| | Re: NXT programming with Logo
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(...) I used to use Terrapin Logo and MicroWords on the RCX. Haven't used either on the NXT. If only to get kids to think in a lambda-calculus programming language, I'd pop for fee based MicroWorlds. Unfortunately, the spirit is willing, but the (...) (17 years ago, 26-Jul-08, to lugnet.robotics)
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| | Re: Asking for RIS 2.0 patch under Windows XP
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(...) That did it :) However I also installed the Ultimate Builders Set, which gives me a similar error, as well as complaining about a broken Quicktime installation. I saw on the Lego website that this is because of a recent Quicktime version, but (...) (17 years ago, 24-Jul-08, to lugnet.robotics)
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| | Re: Worm gear... whence the length?
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(...) Hi Brian, obviously you are working hard on Nadar 2.0 :) Also read about your Little Joe free-fall on H.A.L.E and I wish you very good look with that! ;-) Two NXTs in one single mission is of great courage... For the worm gear issue I also (...) (17 years ago, 23-Jul-08, to lugnet.robotics)
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| | Re: Worm gear... whence the length?
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Hi Brian, (...) I have used thin slices of LEGO corrugated tubes as washer for that. Works fine, but I can't guarantee it would work for a long time without wear... Philo (17 years ago, 23-Jul-08, to lugnet.robotics)
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| | NXT programming with Logo
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I've been lurking with interest, teach intro robotics in middle school among other tech subjects, and wonder if any of you use the latest version of MicroWorlds EX Robotics, V 1.6, to program NXT robots. I just found out about that capability so (...) (17 years ago, 23-Jul-08, to lugnet.robotics)
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| | Re: Worm gear... whence the length?
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(...) Neither. I actually purchased those from Mindsensors. They sell a thinner, flexible cable with NXT-style plugs. For the HALE mission (what this payload is aimed at - launch in 7 days or so), every gram counts, and I realized that at least in (...) (17 years ago, 23-Jul-08, to lugnet.robotics)
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| | Re: Asking for RIS 2.0 patch under Windows XP
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I had this error message on a Vista system. RIS 2.0 worked fine the first time I ran it, but gave this error every subsequent time (even if I uninstalled/reinstalled it). Memory definitely wasn't an issue since the system had 4GB RAM plus swap (...) (17 years ago, 22-Jul-08, to lugnet.robotics)
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| | Re: Asking for RIS 2.0 patch under Windows XP
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(...) I have just encountered this exact problem, but on Windows Vista. Did you find a solution? Could you please tell me what you did? Thanks in advance Luca (17 years ago, 22-Jul-08, to lugnet.robotics)
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| | Re: Worm gear... whence the length?
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(...) Rafe (17 years ago, 22-Jul-08, to lugnet.robotics)
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| | Re: Worm gear... whence the length?
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(...) Thanks Mark - those are nice designs. In my case I needed the precision, but I also needed a very compact implementation *and* it had to mount to an NXT motor: (URL) pretty happy with the design, but the slop really needed to be compensated (...) (17 years ago, 22-Jul-08, to lugnet.robotics)
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| | Re: Worm gear... whence the length?
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(...) Hi Brian, If you're struggling with worm gaps for your leadscrew, this pic of my crane worm gearbox might help: (URL) worm is two worms long, plus two pairs of old type (crennellated) half bushes (small pulleys) and an old type 14-tooth bevel (...) (17 years ago, 22-Jul-08, to lugnet.technic, lugnet.events.brickworld, lugnet.robotics)
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| | Re: Worm gear... whence the length?
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(...) That would make sense, but for the fact that the worm gear is ten years older than the gearbox that you cited. The only reason that the worm gear had to be made a tiny bit less than 2 studs long was so that when you put it between two TECHNIC (...) (17 years ago, 21-Jul-08, to lugnet.events.brickworld, lugnet.robotics)
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| | Re: NXT-G print to text?
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(...) Nice defense! I'm sure the NI engineers have anticipated the complexities you've mentioned. Hence, no scary print-to-text. However, I'm not asking for anything so ambitious. I hold that a print-to-text within the context of plain NXT-G (no (...) (17 years ago, 21-Jul-08, to lugnet.events.brickworld, lugnet.robotics)
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| | Re: Worm gear... whence the length?
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"Brian Davis" <brdavis@iusb.edu> wrote in message news:K49Az5.87G@lugnet.com... (...) The problems with the worm gear that you describe are due to the fact that it has to fit into this part in this set and others, which was designed to accomodate (...) (17 years ago, 20-Jul-08, to lugnet.events.brickworld, lugnet.robotics)
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| | Re: Worm gear... whence the length?
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(...) True, with the caveat that the LEGO worm gear has only a single thread. Another way of putting it is that if you want to multiply align (stack) worm gears, the number of times the thread goes around the worm gear has to be an integer (or since (...) (17 years ago, 20-Jul-08, to lugnet.robotics)
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| | Re: Worm gear... whence the length?
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(...) The number of thread has to be an integer. If not, you could not been able to use multiple worm gear on a same axle. And the thread pitch is determined from the straight gears pitch. (which is something like nPi/m studs (n,m being intergers). (...) (17 years ago, 19-Jul-08, to lugnet.events.brickworld, lugnet.robotics)
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| | Re: NXT-G print to text?
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(...) <grin>. I said "conclusions may now be drawn", not "all conclusions are equally likely to be correct". You seem to be assuming that NI is stupid or overconfident. I'm pretty sure that's not the case. When there's something I don't understand (...) (17 years ago, 19-Jul-08, to lugnet.robotics)
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| | Re: Bluetooth connection drops very often in Bricx
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Hi John, Great! It works now almost in zero time. thanks Phuoc (...) ----- ......... www.folksfun.com ......... (17 years ago, 19-Jul-08, to lugnet.robotics)
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| | Re: NXT-G print to text?
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(...) Obviously, NI is so confident they've reached their design goal: that every 9 year old should be able to program in NXT-G without calling tech support. In my classes, 9 and 10 year olds blow through such a low level of expectation within an (...) (17 years ago, 19-Jul-08, to lugnet.events.brickworld, lugnet.robotics)
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| | Re: ONLINE LEGO NXT INTERFACING WORKSHOP
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(...) Well, if you can figure out how to drive DCC chips embedded in trains, a lot of folks would be happy. Controlling crossing gates, detecting trains and moving cow heads, automated switching, decouplers, dumpers, etc... & a lot of that can be (...) (17 years ago, 18-Jul-08, to lugnet.robotics)
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| | Re: NXT-G print to text?
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(...) I agree, which is why I suggested using NXT-G's print option - it will allow you to check "show hidden structures" or somesuch that will show you all the hidden structures in tabbed view mode. (...) Well, let me put it this way. A text version (...) (17 years ago, 18-Jul-08, to lugnet.robotics)
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| | Re: NXT-G print to text?
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(...) It would really help to be able to read text. Specially when a young student brings me an NXT-G program for debugging that has switches buried within switches and loops, etc. It's really irritating when terminal points are lost while browsing (...) (17 years ago, 18-Jul-08, to lugnet.events.brickworld, lugnet.robotics)
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