 | | Rechargeables for the RCX
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My RCX is eating batteries, probably because I can't stop playing with it. I want to start using rechargeables. Took a look over the postings on Lugnet, many of which are quite old and using which I think I could have supported any opinion I cared (...) (23 years ago, 16-Mar-02, to lugnet.robotics)
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| | Re: New Book - Core Lego Mindstorms
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(...) I have made the necessary modifications to leJOS (there was a clash with the new assert keyword) and then tried the Java SDK 1.4 with a few tests, it worked. What you have to do is use the CVS version and add "-target 1.1" as an option to (...) (23 years ago, 16-Mar-02, to lugnet.robotics)
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| | Re: Running Vision Command on XP
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(...) Ted (and all): Please forgive my ignorance, but could you explain or point me to an explanation of how I perform step 6. "Edit and import legovcs.reg into RegEdit" I'm not a computer jock (though I am fairly competant) and am nervous about (...) (23 years ago, 16-Mar-02, to lugnet.robotics.vc)
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| | Lego drivers for Labview
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Howdi, does anybody know where to get the drivers to program the Lego Brick in labview. Freeware please,... Thanx,... Greetings, ErX. (23 years ago, 15-Mar-02, to lugnet.robotics)
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| | Re: New Book - Core Lego Mindstorms
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I assume with the offfical 1.4 release? I have had several problems with the offical release including stability problems, incompatible code (some wierd 1.2 stuff), slow performance, and hanging event threads (they never return from calling the (...) (23 years ago, 16-Mar-02, to lugnet.robotics)
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| | Re: New Book - Programming Lego Mindstorms with Java
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Hi Michelle, Yes it was supposed to come out last year - it was delayed but now it's nearly completed. In addition to myself the author list is as follows (to give credit where it's due): Guilio Ferrari, Jamie Waldinger, Soren Hilmer, Jurgen (...) (23 years ago, 15-Mar-02, to lugnet.robotics)
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| | Re: LEGOCAM with Handy Board
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The Lego cam can be used as a sensor. See: (URL) Fay THE SHOP (URL) Potter" <jacobdp@earthlink.net> wrote in message news:3C925D84.CB6C47...ink.net... (...) Has (...) in (...) the (...) (23 years ago, 15-Mar-02, to lugnet.robotics)
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| | Re: problem with lnpd...help!?
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(...) this must be char test4 = 'a'; I think. Otherwise, you won't sent an 'a' anyway. But I can't imaginge why you want to do this. Michael Ash has shown a way to fiddle the strings into a contigous data area ready to be sent. But why do you want (...) (23 years ago, 15-Mar-02, to lugnet.robotics.rcx.legos)
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| | Re: New Book - Core Lego Mindstorms
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Yes, it's 100% compatible with the latest versions of the Java SDK. I use 1.3.1 myself and it works great. There were originally some problems with the SDK 1.4 beta but those have been worked out. (...) (23 years ago, 15-Mar-02, to lugnet.robotics)
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| | Re: problem with lnpd...help!?
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(...) That's wrong. You should write "char test4 = 'a';", otherwise you are implicitly casting the character 'a' to a pointer to store it in test4 (the compiler should warn you about this; use -Wall to catch these errors). (...) Then this line (...) (23 years ago, 15-Mar-02, to lugnet.robotics.rcx.legos)
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| | Re: LEGOCAM with Handy Board
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(...) The Vision Command camera does not talk to the RCX. It's actually a re-packaging of (IIRC) a Logitech QuickCam, with software that runs on the PC, communicating with the RCX. - Jacob (23 years ago, 15-Mar-02, to lugnet.robotics)
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| | Re: problem with lnpd...help!?
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This is really more of a general C question than an lnpd question. Anyway, the problem is with serialization; you want to take a structure in memory, and turn it into a stream of bytes, either to store in a file, send over a network, or whatever. (...) (23 years ago, 15-Mar-02, to lugnet.robotics.rcx.legos)
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| | LEGOCAM with Handy Board
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Greetings, I am participating in a graduate project in the Lamar University Computer Science Department, dealing in "Topics in Robotics." We are using the LEGO #3804 Robotics Invention System 2.0, with the Handy Board, Expansion Board, and the (...) (23 years ago, 15-Mar-02, to lugnet.robotics)
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| | problem with lnpd...help!?
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|
hi all. im using legOS 0.2.4 and using lnpd to communicate with my linux box. now then, here is my problem. lets imagine i have the following: foo{ int test; char *test2; void *test3; }; char *test4 = 'a'; char *test5 = 'b'; struct foo bar* = NULL; (...) (23 years ago, 15-Mar-02, to lugnet.robotics.rcx.legos)
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| | Re: New Book - Core Lego Mindstorms
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|
In lugnet.announce, Brian Bagnall writes: As some of you know I've been working on a Lego Mindstorms book for Java programmers. The official release date is March 15, 2002 so it seems like a good time to announce it. The intent of this book is to (...) (23 years ago, 15-Mar-02, to lugnet.robotics)
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| | Spectrum as source of Technic Spares
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With all of the back and forth lately on the lack of Technic spares, I've found that Spectrum Educational Supplies in Aurora Ontario has many hard-to-get parts, including the little pneumatic pumps. Without keeping everyone in suspense... Specturm (...) (23 years ago, 15-Mar-02, to lugnet.technic, lugnet.robotics.rcx)
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| | Re: Erroded axles
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(...) but (...) the (...) you (...) Right, I came to the same conclusion. They're good enough (except for the null grip) if used on a smooth surface and with not too much tension. When for any reason the links are no more exactly aligned, the force (...) (23 years ago, 15-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: anyone got hardware specifications for the RCX?
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(URL) (23 years ago, 15-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: Running Vision Command on XP
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Hi all, Will someone please email me the Vision Command Updater.exe from RIS 2.0? Thanks in advance Chris (23 years ago, 15-Mar-02, to lugnet.robotics.vc)
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| | Re: New Book - Programming Lego Mindstorms with Java
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Dario, I thought your book was supposed to come out last year ,but then you said it was cancelled by the publisher. Why did they decide to cancel it and then renew it? (...) (23 years ago, 15-Mar-02, to lugnet.robotics)
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| | Re: anyone got hardware specifications for the RCX?
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(...) Hi Jonathan, Kekoa Proudfoot has a very detailed page about the RCX internals here (URL) it's a large page - there's *lots* of info there! ROSCO (23 years ago, 15-Mar-02, to lugnet.technic, lugnet.robotics)
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| | anyone got hardware specifications for the RCX?
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Since there are projects like legos (or whatever its called now) that replace the firmware of the RCX, there must be some hardware documentation out there. What processor does it use? What other hardware is in that box? Memory maps? (23 years ago, 15-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Memory Limitation
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-- MIME ATTACHMENTS DISCARDED: 1. Content-Type: multipart/alternative; boundary="----=_Next....F3B73B20" Content-Length: 2642 2. Content-Type: application/x-zip-compressed; name="Voya.zip" Content-Transfer-Encoding: base64 Content-Disposition: (...) (23 years ago, 15-Mar-02, to lugnet.robotics)
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| | Memory Limitation
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-- MIME ATTACHMENTS DISCARDED: 1. Content-Type: multipart/alternative; boundary="----=_Next....3F3C6170" Content-Length: 1767 2. Content-Type: application/x-zip-compressed; name="Voya.zip" Content-Transfer-Encoding: base64 Content-Disposition: (...) (23 years ago, 14-Mar-02, to lugnet.robotics)
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| |
| | A couple more helpful projects...
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I've posted a couple new pages with simple projects to help when working with electronics and an RCX. The links are: (URL) apologies to anyone that thinks they are rather simplistic or childlike, but that is their intent. My son's and I all like (...) (23 years ago, 14-Mar-02, to lugnet.robotics)
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| | dll Error
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Hi, I´m having a problem downloading a problem to the RCX, when a try to download the program, apeear a the messenge "error creating program". Do you any idea what could be causing this problem? Thank You (23 years ago, 14-Mar-02, to lugnet.robotics)
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| | Re: New Book - Core Lego Mindstorms
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(...) Sounds great! Can't wait to get it. Later, Gary (23 years ago, 14-Mar-02, to lugnet.robotics)
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| | Re: NY aqueduct tunnel inspector bot
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I think you'll find most underwater ROV are on a tether....took difficult to control (and lose) without one. Fiber optic cable would suffice with IR. This cable can be had fairly cheaply. I get mine as leftover pieces from FO cable installers for (...) (23 years ago, 14-Mar-02, to lugnet.robotics)
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| | Re: Stair Climber 4x4
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We (LEGO Robotics Group of Ann Arbor) recently had our Stair Climbing event here in Ann Arbor. The 3 bots that competed all had very similar designs to the item you link to. We competed on a 5 step stair case that had a total rise and total run of (...) (23 years ago, 14-Mar-02, to lugnet.robotics)
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| | NY aqueduct tunnel inspector bot
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(URL) found this article talking about remote robotic submersible tunnel inspection very interesting. I recall a Mindstorm tunnel-roof inspector bot that was part of my inspiration to build my own remote sensing bots, such as the LIDARStation: (URL) (...) (23 years ago, 14-Mar-02, to lugnet.robotics)
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| | Re: Erroded axles
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Why not try spray graphite ? It's dry so dust won't stick : ) Robert Seifert <seifrob@hotmail.com> wrote in message news:Gsuz9F.GDE@lugnet.com... (...) axle (...) (23 years ago, 13-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: legOS not working with external relay switches
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quite possibly. I havn't hooked up a scope, but it seems to be as close to full power as possible....interesting "Max Bowsher" <maxb@ukf.net> wrote in message news:006401c1c9ec$bd...ibm.com... (...) power (...) otherwise (...) (23 years ago, 13-Mar-02, to lugnet.robotics.rcx.legos)
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| | RE: Stair Climber 4x4
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Very nice, I really liked the speed you managed to achive with this guy. A nice touch with the video too. Got me very interested in building something similar. /roppert (...) (23 years ago, 13-Mar-02, to lugnet.robotics)
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| | RE: Stair Climber 4x4
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Cheers, It's actually a very easy design, the java simulation shows how it is all arranged. -----Original Message----- From: Robert Gravsjo [mailto:roppert@roppert.nu] Sent: 13 March 2002 18:41 To: Robert McGlade Cc: lego-robotics@crynwr.com (...) (23 years ago, 13-Mar-02, to lugnet.robotics)
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| | Re: Erroded axles
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(...) The come apart when side-loaded, or when they snag on something (like carpet). They also can come apart when put into too much tension. (...) You can attach small 1xn plates to the links, but the connection isn't very good. You can't count on (...) (23 years ago, 13-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: Erroded axles
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I read this in your [fantastic, best LEGO robot book ever] book as well, but don't understand it. The snapping action of the links doesn't open in the direction they would be loaded in use, so how do they come apart? Did you try them in both (...) (23 years ago, 13-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: Stair Climber 4x4
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"Nickle, Steven (2511)" <Steven.Nickle@esavio.com> wrote in message news:Gsx86v.8p7@lugnet.com... (...) (URL) (...) thinking about it. does anyone have any mechanisms that i could work on that would completely transfer drive from one output to (...) (23 years ago, 13-Mar-02, to lugnet.robotics, lugnet.technic)
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| | Re: Erroded axles
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"Mario Ferrari" <mario.ferrari@edis.it> wrote in message news:Gsx3AG.HM3@lugnet.com... (...) looking at the links it would seem to me that you could increase the tread over rough terrain by adding grip plates to the bottom. or maybe slip plates (...) (23 years ago, 13-Mar-02, to lugnet.technic, lugnet.robotics)
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| | RE: Stair Climber 4x4
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Not sure that this is of any interest to you but I built a low level climber: it's a lot of fun and fast. Here is the link to some vidoes and a java simulation of the leg co-ordination it's called bi-hex+1, only watching the videos can exaplain it's (...) (23 years ago, 13-Mar-02, to lugnet.robotics)
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| | Re: Re: Erroded axles
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Try Plasti-Dip rubberized coating: (URL) your own "800" number (...) (23 years ago, 13-Mar-02, to lugnet.robotics)
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| | Stair Climber 4x4
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|
Doing a search on stair climbing robots, I came accross this link: (URL) basic chassis should be buildable with Legos. Could be reasonably quick. Any thoughts? (23 years ago, 13-Mar-02, to lugnet.robotics)
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| | Re: Erroded axles
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(...) for (...) to (...) And also take apart easily when under load, or when your vehicle runs over rough terrain :-( I love their modularity, but they are much less than optimal for all the other aspects. Mario (23 years ago, 13-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: Erroded axles
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(...) Didn't you try to glue piece of rubber to the side that is in contact with ground? It should help. (If you aren't LEGO purist, of course - in that case you shouldn't even read it! You are risking serious nightmare. :-))))) have a nice day (...) (23 years ago, 13-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: Erroded axles
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(...) Unfortunately they slip well on ground too! Philo (23 years ago, 13-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: Erroded axles
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They're still available at Pitsco-Dacta for $7.50 a pack of 36 links, but they probably don't ship overseas. Someone is always selling a couple packs on eBay for $9.99, maybe he'll ship overseas. I just bought 2 packs, and 36 links appears to be a (...) (23 years ago, 13-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: legOS not working with external relay switches
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I think I remember hearing that legOS full power is actually about 99% power ??? Something to do with an optimization to the code, which would otherwise require special handling ??? This is a vague memory - can others confirm ??? Max. ----- Original (...) (23 years ago, 12-Mar-02, to lugnet.robotics.rcx.legos)
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| | Re: Erroded axles
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|
By the way, i think the worst problem is using that rubber treads. They are either too loos or too tough and make a lot of friction. Is it possible to purchase somewhere several packages of old catterpillar treads? ( I suppose it's #1230 service (...) (23 years ago, 13-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: Erroded axles
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(...) Thanks, i surely will, but it can take more than a week. I study too far away from home (and from my LEGO pieces :) of course..) but i will let you know any results. have a nice day Robert (23 years ago, 13-Mar-02, to lugnet.technic, lugnet.robotics)
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| |
| | WinLNP
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Hi, I downloaded the WinLNP and set it up, but i can´t make a communication beetewn the the IR Tower and RCX. Some of you could connect it? Thank you (23 years ago, 12-Mar-02, to lugnet.robotics)
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| | Re: Re: Using Laptop´s IR port
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|
This is the only program I've found that uses an IrDA port as a trainable remote control: (2 URLs) this helps. Rob ___...___ Get your own "800" number (...) (23 years ago, 12-Mar-02, to lugnet.robotics)
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| | Re: A very inspiring design
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Joe's awesome-- no doubt. Just when you think he's covered every style of bipedal motion, he comes up with another. I'd LOVE to see some more (besides Eric Sophie's brilliant creations) lego mecha that are actually mobile. I've yet to incorporate my (...) (23 years ago, 12-Mar-02, to lugnet.technic, lugnet.robotics, lugnet.build.mecha, lugnet.build)
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| | Re: Using Laptop´s IR port
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(...) Probably not. I've done this with my palm pilot and it required major direct hardware stuff. You'll have to generate a 38kHz ir carrier signal. I doubt, that this is easy to achieve with a laptop. Are there any programs, that can emulate a (...) (23 years ago, 12-Mar-02, to lugnet.robotics)
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| | Not able to read sensor values from RCX-Unit
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|
Hi, i'm trying to write a program that makes a Legoroboter able to navigate in different rooms / labyrints. For this the computer needs to know, when one of the touch-sensors is pressed. I use poll(9,x) for this. My problem is that the returned (...) (23 years ago, 12-Mar-02, to lugnet.robotics)
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| | Re: Linux driver for USB Tower
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|
A better link would be (URL) you have to find the link for the Project Home Page (under Public Areas). Ed P.S. I am not involved either! Rainer Balzerowski <balze2@gmx.net> wrote in message news:Gpn9Lo.6E@lugnet.com... (...) (23 years ago, 11-Mar-01, to lugnet.robotics.rcx.legos)
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| | Using Laptop´s IR port
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|
Hi, I have a laptop sony, and I wonder if I can used the laptop´s IR port to downloads the programs and use LNP? Thank you. I´m using Windows 2000 but i could use Linux if i need to . I don´t know much about linux :( I´m using LegOS 0.2.5 (23 years ago, 12-Mar-02, to lugnet.robotics)
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| | Re: Erroded axles
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|
(...) I think that's just an inherent problem with lubricating parts. I don't think there is an easy way around it, unless we operate our models in a very clean environment. But even then it's hard to keep everything clean. (...) Have a look though (...) (23 years ago, 12-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: Erroded axles
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|
(...) Yes, i did it before posting the message. It is of no use for me, front axle is too low - too small ground clearance, every lubrication i tried catched dust and made things much worse. I didn't tried teflon (?tephlone?) as lubricatin yet. (23 years ago, 12-Mar-02, to lugnet.technic, lugnet.robotics)
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| |
| | Re: Reading exceptions
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|
(...) The 0078 is the method signature number of the method where the exception was thrown. The 8, is the least significant figure of the number referring to the exception class thrown. To get further information, you must add the -verbose option to (...) (23 years ago, 12-Mar-02, to lugnet.robotics.rcx.java)
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| |
| | Re: Cybermaster on WinXP
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|
I received an e-mail from someone who was able to successfully run the Cybermaster software on Windows XP. His tips are as follows: "1. Instead of using the Quicktime that comes with Cybermaster, I went to apple.com and downloaded the latest. It (...) (23 years ago, 12-Mar-02, to lugnet.robotics.cybermaster)
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| | Should I start regretting my VC impulse buy?
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|
Hi all, I just received my Vision Command set, purchased on an impulse when I read a post on Lugnet that I could get it for $25 from KBtoys.com. It arrived today, and I've just spent a couple of fruitless hours trying to get the Lego camera to work (...) (23 years ago, 12-Mar-02, to lugnet.robotics.vc)
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| | Re: New Book - Core Lego Mindstorms
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|
Thanks for the kind words Mario! I just want to mention to others who might be ordering to please use the Amazon Associates link on our leJOS web page: (URL) profits generated through this program will be used to obtain a domain name and hold (...) (23 years ago, 12-Mar-02, to lugnet.robotics)
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| |
| | Book on Programming the RCX with Java
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|
If anyone would like more information on the new book "Core Lego Mindstorms Programming" check out my announcement on Lugnet: (URL) (23 years ago, 12-Mar-02, to lugnet.robotics.rcx, lugnet.robotics.rcx.java)
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| |
| | Re: Lego mindstorms and windows 3.11
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|
(...) There's only one class (PSerial_win.cpp) that has Win32 code in it. If someone wants to write a DOS version of the serial interface class (perhaps named PSerial_dos.cpp), I'll gladly include it in the distributions. Dave (23 years ago, 12-Mar-02, to lugnet.robotics)
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| |
| | Re: legOS not working with external relay switches
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|
three 2200uf capacitors fixed the problem but does anyone know why the difference between legOS and the standard firmware?? "Kingsley Gifford" <kgifford@thezone.net> wrote in message news:3C8BDD44.809080...one.net... (...) (23 years ago, 11-Mar-02, to lugnet.robotics.rcx.legos)
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| |
| | Re: legOS not working with external relay switches
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|
three 2200uf capacitors fixed the problem but does anyone know why the difference between legOS and the standard firmware?? "Kingsley Gifford" <kgifford@thezone.net> wrote in message news:Gss5st.I5F@lugnet.com... (...) (23 years ago, 11-Mar-02, to lugnet.robotics)
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| | Re: Erroded axles
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|
Not the best picture, but dust heaps non-the less: (URL) (23 years ago, 11-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: Erroded axles
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|
I think you'd want to use a silicon lubricant, not greese. -- Greg (...) (23 years ago, 11-Mar-02, to lugnet.robotics)
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| |
| | Re: Erroded axles
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|
In lugnet.technic, Fredrik Glöckner writes: <snip> (...) Lubrication has been discussed quite a bit before. Be sure to check out "lubrication" under the Popular Subjects and FAQ section on the Technic front page: (URL) (23 years ago, 11-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: Fw: exponents, e^
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|
legOS isnt hard to setup on windows, but i think lejos is an easier environment to setup/use, especially for users who have no cygwin/unix experience.... (...) (23 years ago, 11-Mar-02, to lugnet.robotics.rcx.legos)
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| | Re: Erroded axles
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|
(...) It is pretty normal to experience wear in LEGO axles and bushings and so on. In my experince, this is happens when you have a fast turning axle which runs for an extended period of time, especially when there is some load on the axle. I have (...) (23 years ago, 11-Mar-02, to lugnet.technic, lugnet.robotics)
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| |
| | Re: A very inspiring design
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Wow! This biped is awsome. Joe has some very slick designs, I am completly humbled by this simplicity of this particular biped. It even turns, which is VERY hard to implement. There are other bipeds that claim to turn..I have serious doubts about (...) (23 years ago, 11-Mar-02, to lugnet.technic, lugnet.robotics, lugnet.build.mecha, lugnet.build)
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| | Erroded axles
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|
Hallo to everyone first, sorry to all language purists, it's not my native language. I like treaded vehicles so i built very simple one using rubber treads from RIS 1.5 set. ( actually it was "tank" very similar to "dozer" from RIS 1.0, but without (...) (23 years ago, 11-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: More then 3 Lego Light Sensors at a time?
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|
An active multiplexor would solve your problem. Take a look at the one sold at www.mindsensors.com, it allows you to hook three sensors to one input port. The sensors can be of any type. They don't work directly with legOS, but I've summited a legOS (...) (23 years ago, 11-Mar-02, to lugnet.robotics)
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| | Reading exceptions
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Hello, I've recently started working with lejOS and was having some dificulty with my code. When ever I get an exception, there is a buzz, the arrow under the 2 lights up, and a number like "0078 8" shows up. I was wondering how I read this number (...) (23 years ago, 11-Mar-02, to lugnet.robotics.rcx.java)
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| | Re: More then 3 Lego Light Sensors at a time?
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(...) Have you tried both active and passive mode? Have you tried putting them in series? Other than that you could try to use a switch to select one of several sensors. Jürgen (23 years ago, 11-Mar-02, to lugnet.robotics)
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| |
| | Re: New Book - Core Lego Mindstorms
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|
Hi Brian The list of the covered topics makes your book very promising. I'm going to pre-order it right now. Good luck! Mario (...) a (...) programmers (...) Lego (...) Bean) (...) robots (...) (23 years ago, 11-Mar-02, to lugnet.robotics)
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| | More then 3 Lego Light Sensors at a time?
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|
Hello all, I have been lurking for a while, and tried doing a little searching on the net, and have not seen this anywhere. Is it possible to use more then 3 standard lego light sensors at a time? I have seen that there are configurations for (...) (23 years ago, 11-Mar-02, to lugnet.robotics)
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| |
| | Re: Lego mindstorms and windows 3.11
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(...) Yeah - actually programming is what I do for a living, in a combination of perl, java, C++ and anything else they care to throw in my direction. I actually found the visual lego programming surprisingly entertaining and powerful and it was a (...) (23 years ago, 11-Mar-02, to lugnet.robotics)
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| | Re: Lego mindstorms and windows 3.11
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(...) You mean USB, although the small packet size and generally unreliable nature of the IR connection makes it seem like UDP sometimes :-) I just spent the best afternoon I've spent in a long time trying to make my lego robot follow wells *well*. (...) (23 years ago, 10-Mar-02, to lugnet.robotics)
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| | Re: Re: Lego mindstorms and windows 3.11
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NQC may work with Windows 3.xx if Win32s is installed. When I figure out where I put that old 3.xx machine or two, I'll try it out. If the computer has MS DOS on it, then QBASIC is probably there as well. One could always use that. There are several (...) (23 years ago, 11-Mar-02, to lugnet.robotics)
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| | Re: A very inspiring design
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(...) Hammerhead is very tricky to adjust correctly. I'll be putting some more tips on how to achieve it properly on my site. Miguel Agullo (URL) (23 years ago, 10-Mar-02, to lugnet.technic, lugnet.robotics, lugnet.build.mecha, lugnet.build)
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| | legOS not working with external relay switches
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I'm in the process of "reviving" past inventions with my new knowledge of legOS. One such invention (if you can call it that) used 3 12V relay switches to control external circuits. Full power on the outputs would trigger the relays. however, under (...) (23 years ago, 10-Mar-02, to lugnet.robotics)
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| | legOS not working with external relay switches
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I'm in the process of "reviving" past inventions with my new knowledge of legOS. One such invention (if you can call it that) used 3 12V relay switches to control external circuits. Full power on the outputs would trigger the relays. however, under (...) (23 years ago, 10-Mar-02, to lugnet.robotics.rcx.legos)
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| | Re: Pneumatics: the old and the new
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Very nice design. I don't have access to old style pneumatic cylinders, but was thinking of doing something similar with the new double acting cylinders. Because I don't have a check valve in the new pneumatics that would allow me to store vacuum, I (...) (23 years ago, 10-Mar-02, to lugnet.technic, lugnet.robotics)
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| | Re: A very inspiring design
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Very cool. Should be able to do it with two motors. I wonder how he sync's the left and right feet. It doesn't look like any sensors are used, or am I missing the wires? I am inspired. P.S. I was also inspired by hammerhead. Since I only had the 9v (...) (23 years ago, 10-Mar-02, to lugnet.technic, lugnet.robotics, lugnet.build.mecha, lugnet.build)
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| | Robotics - Lego and otherwise...
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(URL) -- ___...___ Are we to have a censor whose imprimatur shall say what books shall be sold and what we may buy? Thomas Jefferson ravage@ssz.com www.ssz.com jchoate@open-forge.org www.open-forge.org ---...--- (23 years ago, 10-Mar-02, to lugnet.robotics)
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| | Re: Is RIS 2.0 upgrade available?
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Hi Edwardo, It is available, ref 3805 (see (URL) Shop@home is indeed not available in Spain... Imho, this upgrade is worth the price, advanced models on CDrom are fine and the new RIS software is much more usable than RIS 1.5 (Yes, you can even use (...) (23 years ago, 10-Mar-02, to lugnet.robotics)
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| | Is RIS 2.0 upgrade available?
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I saw several months ago in Lego MindStorms site that there would be a RIS 2.0 upgrade kit as there was the 1.5 one. Does anybody if this is still true? The time has passed and there are no notices about that. Also I would like to know if it is (...) (23 years ago, 10-Mar-02, to lugnet.robotics)
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| | New version of NQCEdit
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Version 1.6 of NQCEdit is now released. This program is a front-end IDE for the NQC command line compiler that offers syntax coloring. NQCEdit is able to do most of the things that NQC is capable of: - Compile program for all targets - Download (...) (23 years ago, 10-Mar-02, to lugnet.robotics.rcx.nqc)
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| | RE: Psion 5mx and pbForth
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(...) Way to go Ian! I'm moving along in my attempts to get the USB tower working with pbForth. The USB tower uses ODD parity, and that cannot be changed. Sooo, to all the other environment writers out there, be aware that the next version of (...) (23 years ago, 10-Mar-02, to lugnet.robotics.rcx.pbforth)
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| | Rug Warrior
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Does anyone know if Rug warrior program in the book "Mobile Robots - Inspiration to implementation" can be run on a Handyboard? Has anyone run the Rug Warrior on Handyboard/Lego kit? Can the handyboard facilitate the same components? Thanks Liam (23 years ago, 10-Mar-02, to lugnet.robotics.handyboard)
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| | Re: A very inspiring design
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(...) Hey, I said *inspiring* ;-) Actually, if you're familiar with Hammerhead (a MOC on my site) or other ankle-bending bipeds, you'll see how Joe has come up with new aand refreshing solutions for this kind of robots. If you're not so specialized (...) (23 years ago, 10-Mar-02, to lugnet.technic, lugnet.robotics, lugnet.build.mecha, lugnet.build)
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| | Re: A very inspiring design
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(...) next book? (23 years ago, 10-Mar-02, to lugnet.technic, lugnet.robotics, lugnet.build.mecha, lugnet.build)
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| | Re: RCX as a PGP engine
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(...) They don't, but they need bignums (really big integers). (...) the API is in java.math.BigInteger . (...) You could just run PPP over it I suppose, with some encryption (IPSec?) on top of it. Would be dead slow, though. The charm of the RCX (...) (23 years ago, 10-Mar-02, to lugnet.robotics.rcx.legos, lugnet.robotics.rcx.java)
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| | A very inspiring design
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Hi all, This new robot by Joe Nagata integrates so many solutions in such a simple design that I have little doubt it will be as instantly inspiring to many of you as it has been to me. (URL) building! Miguel Agullo (URL) (23 years ago, 10-Mar-02, to lugnet.technic, lugnet.robotics, lugnet.build.mecha, lugnet.build)
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| | Re: New Book - Programming Lego Mindstorms with Java
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Hi all, As some of you also know, there is a companion book to Mario and Giulio Ferrari's book "Building Robots with Lego Mindstorms" coming out at about the same time (not to rain on your announcement Brian ;-) titled "Programming Lego Mindstorms (...) (23 years ago, 10-Mar-02, to lugnet.robotics)
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| | Re: NQC "No reply from RCX" Help Please
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(...) I'm glad it was a simple fix. Thanks also for buying my book - I hope you found it helpful and/or enjoyable. Dave Baum (23 years ago, 10-Mar-02, to lugnet.robotics)
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| | Re: Cross Posting - Lafayette (Indiana) Area Lego Robotics Club.
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Sorry for the poorly done cross-post. You know I messed around for an hour trying to figure out how to do it, and was unsuccessful. I needed to put a comma between the group names. Now I know what I was doing wrong. I've alreay gotten several (...) (23 years ago, 10-Mar-02, to lugnet.robotics)
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| | Re: Lafayette (Indiana) Area Lego Robotics Club.
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Steve, This is great news, but do you need to post like this? Why not just cross post in one shot. (i.e. copy and paste the names into the Newsgroups space) Then again I could not fit all the newsgroups you posted to into the space? See Ya... Robin (...) (23 years ago, 10-Mar-02, to lugnet.robotics, lugnet.announce, lugnet.org.us.indylug, lugnet.org, lugnet.loc.us, lugnet.org.us.smart, lugnet.org.us.gmlug, lugnet.org.us.michlug, lugnet.loc.us.mi, lugnet.loc.us.in.ind)
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| | Re: Lafayette (Indiana) Area Lego Robotics Club.
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(...) Whoops, that should be lugnet.PEOPLE.newbie.... sorry about that! (23 years ago, 10-Mar-02, to lugnet.robotics)
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