 | | Re: Newbie has an idea - Nascar style racing?
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(...) The FLL mats have a different material on the back, and I doubt you could actually print on the front. That type of mat would be great for this, but I'll bet it's expensive. Steve (23 years ago, 27-Nov-02, to lugnet.robotics)
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| | RE: "real" LEGO Hovercraft ? (with/without batteries/RCX "onboard")
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Hi Dan, (...) ok, I think that now everyone knows that I like hovercrafts... never had one... but then, I always liked helicopters and never had one also. hmmm... I just remembered I have a cpu cooling fan laying around... maybe... well, it's (...) (23 years ago, 27-Nov-02, to lugnet.robotics)
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| | Re: "real" LEGO Hovercraft ? (with/without batteries/RCX "onboard")
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There was an excellent episode of JunkYard Wars where they demonstrated just how easy, relatively speaking, it is to build a hovercraft. (URL) Now piloting it once it's built, there's the tricky part... Dan Novy Technical Supervisor Flash Film (...) (23 years ago, 27-Nov-02, to lugnet.robotics)
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| | Re: Newbie has an idea - Nascar style racing?
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(...) First Lego League uses a plastic mat made by 3M for their competitions. Every team gets one to practice with when they register. I don't know how expensive it is since 3M donates it to FLL, but it does have several redeeming qualities for this (...) (23 years ago, 27-Nov-02, to lugnet.robotics)
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| | Re: problem building gcc for brickOS-02.6.09 installation under windows xp
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(...) Don't try to build it yourself in Windows - you'll go insane. Download the prebuilt binaries. (23 years ago, 27-Nov-02, to lugnet.robotics.rcx.legos)
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| | problem building gcc for brickOS-02.6.09 installation under windows xp
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I am trying to install brickOS-02.6.09 under Windows XP using the latest instructions (version 1.2, 19.09.02). When building the gcc compiler I get the attached errors. Afterwards I notice that I constantly get 'permission denied' when I type any (...) (23 years ago, 27-Nov-02, to lugnet.robotics.rcx.legos)
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| | Re: compass sensor
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(...) Why do you need the accuracy? Dead reckoning type navigation? Just curious. (23 years ago, 26-Nov-02, to lugnet.robotics)
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| | Re: "real" LEGO Hovercraft ? (with/without batteries/RCX "onboard")
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(...) Hi, I'm not sure whether this would work or not but one possibility is using an inner tube from a mountain bike tyre. They are strong, reasonably light and look to be just the right size. Also small holes could be made on the inside of the (...) (23 years ago, 27-Nov-02, to lugnet.robotics)
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| | Re: Polling sensor values with wait_event
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Hi Joe, Thanks for your reply, I guess that is the solution to use in this case. I'll still just get values every 20ms. By changing the timeslice I could have this go a bit faster though. Thomas (23 years ago, 27-Nov-02, to lugnet.robotics.rcx.legos)
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| | Re: Line following algorithms
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(...) Have a variable remembering if the 'bot found the line turning left or right and try that direction first instead of random. This way the bot will go much fast through long turns but will always seek wrong direction for the first correction of (...) (23 years ago, 27-Nov-02, to lugnet.robotics)
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