 | | RE: ABB irb340 PickMaster
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(...) The pbForth language has servo driving words built-in to the current release. They allow at least 128 steps of resolution for driving servos. Combined with the dead-simple circuit on my web-page, it makes driving servos very easy... (URL) (...) (25 years ago, 1-Feb-01, to lugnet.robotics)
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| | Re: Fw: Saw RCX brick at Goodwill
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(...) Or go directly to (URL) Jürgen Stuber <stuber@loria.fr> (URL) (25 years ago, 1-Feb-01, to lugnet.robotics)
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| | Re: ABB irb340 PickMaster
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"Steve Baker" <lego-robotics@crynwr.com> wrote in message news:3A78DBA9.F3C3D2...ail.net... (...) way (...) using (...) narrower (...) They (...) position (...) new (...) a (...) pulse (...) that. (...) something (...) hardware (...) Well, (...) (25 years ago, 1-Feb-01, to lugnet.robotics)
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| | Re: RCX's and Lego Trains
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"J Austin David" <lego-robotics@crynwr.com> wrote in message news:200102010255.VA...gtf.org... (...) ...which is why I'm such a huge proponent of rubber-tyre based transit systems :) (Hear that, m.t.u-t? *sigh*...) Iain (25 years ago, 1-Feb-01, to lugnet.robotics)
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| | Re: Fw: Saw RCX brick at Goodwill
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(...) a (...) Oops, of course you're right ! The new (2.0) firmware is included in the Lego "RCX 2.0 Beta SDK" You can find it at (URL) the right bottom corner is a link to "Hacker Info - RCX 2.0 BETA SDK" On the bottom of the appearing page you're (...) (25 years ago, 1-Feb-01, to lugnet.robotics)
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| | Re: LEGO says adults 25-45 account for half of MindStorms sales!
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Maybe this is a quibble, but aren't the parents of most "kids" likely to be using Mindstorms in the 35+ age group??? I don't see too many kids coming up with the purchase price out of pocket, but I get a lot of parents asking me what to buy for (...) (25 years ago, 1-Feb-01, to lugnet.general, lugnet.robotics)
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| | Re: Fw: Saw RCX brick at Goodwill
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(...) You forgot to mention that he'll have to head over to www.lego.com to download a copy of the RCX firmware - RCX 2.0 firmware is recommended (and yes, it works just fine on RCX 1.0 and 1.5 hardware) If you can't find it on the Lego site - let (...) (25 years ago, 1-Feb-01, to lugnet.robotics)
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| | Re: ABB irb340 PickMaster
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(...) The problem is that servo's are driven by signals that are considerably narrower than the 1/100th second resolution timers that the Lego firmware provides. They use pulse-width modulation - so the width of the pulse determines the position of (...) (25 years ago, 1-Feb-01, to lugnet.robotics)
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| | Re: RCX's and Lego Trains
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(...) You can do either one, but it has a few drawbacks -- (a) not much variability in power -- all or nothin' (b) not much selectability -- all trains on the rails get power. I've had success making a powered truck w/ regular train wheels (2 sets, (...) (25 years ago, 1-Feb-01, to lugnet.robotics)
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| | RCX's and Lego Trains
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Can you "drive" a Lego train with an RCX? The Lego 5300 has a power connector on top, or perhaps just power the rails? (25 years ago, 1-Feb-01, to lugnet.robotics)
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