 | | Re: articulation points?
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(...) >be honest have yet to come to a definitive answer. The (...) Opinion seems to be divided on the meaning of this term. In my field (computer graphics), I'd say that each joint in the mechanism had between zero and six degrees of freedom, but (...) (23 years ago, 21-Nov-02, to lugnet.robotics)
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| | Re: Jumping robot
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Could a microscout be useful for this, or is extra intelligence needed to maintain balance? ----- Original Message ----- From: "Nick Tarleton" <nickptar@mindspring.com> To: <lego-robotics@crynwr.com> Sent: Wednesday, November 20, 2002 6:58 PM (...) (23 years ago, 21-Nov-02, to lugnet.robotics)
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| | Re: articulation points?
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The main reason it would make sense to quote the total DOF is that is determines the volume the arm needs or is able to work in. For example imagine a snake-bot with a dozen 2 DOF joints. It can reach around objects to position it's effector. So it (...) (23 years ago, 21-Nov-02, to lugnet.robotics, lugnet.build.mecha, lugnet.technic)
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| | Re: Jumping robot
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(...) Have it umbilically attatched to the RCX. Use pneumatics liberally. (23 years ago, 20-Nov-02, to lugnet.robotics)
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| | Why...
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ... is the minimum timeslice interval 5ms? I'm writing a program that needs a routine to be run every 1ms for a period of time. I did this by setting it as the timeslice handler, but then I needed to (...) (23 years ago, 16-Nov-02, to lugnet.robotics.rcx.legos)
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| | RE: articulation points?
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(...) That, to me (and according to all definitions I've seen) is "range of motion". However, without DOF's, an effector couldn't be positioned. (...) The more DOF's, the better the overall control and positioning *could* be. In the case of the (...) (23 years ago, 20-Nov-02, to lugnet.robotics)
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| | Re: Motor Control Register (0xf000)
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(...) Yeah, I missed that, I'll add that to the notes. (...) Too bad they didn't document the hole well enough to make it obvious to the people at Lego, who apparently had no idea. They use "mov.w rx,@0xf000:16" all over the place instead of the (...) (23 years ago, 20-Nov-02, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: Motor Control Register (0xf000)
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(...) Thanks for the suggestion... I think the change I made a few days ago included a note here also, but we might be talking about different spots. Let me know if not... kekoa@stanford.edu. -Kekoa (23 years ago, 20-Nov-02, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: articulation points?
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i never really gave it a thought about the hand not having rotation of its own accord, but rather gets it from the elbow. that solves a huge problem i'm having with my mech. you see, i'm having difficulty with my mech holding his weapon because it's (...) (23 years ago, 20-Nov-02, to lugnet.build.mecha, lugnet.technic, lugnet.robotics)
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| | LegOS/BrickOS on Mac OS X?
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I was wondering if anyone had successfully ported the H8 compiler over to OS X? With an USB IR Tower, and the underlying Unix/BSD resources on the Mac, it would be an ideal development platform. I've tried compiling the H8 Cross compiler without (...) (23 years ago, 20-Nov-02, to lugnet.robotics.rcx.legos)
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