 | | Re: Advanced programming with Vision Command
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(...) You're right ! I'm wrong :-( ! This alive message is requested by the VC-software and automatically replied from the RCX (probably request opcode 10/18 from PC and replie opcode e7/ef from RCX). See the great RCX Internal page of Kekoa (...) (25 years ago, 29-Sep-00, to lugnet.robotics)
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| | Relative Distance sensor
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Techno-stuff is pleased to announce availability of the new Infra-Red Relative Distance indicator. This is similar to an IRPD, except it returns eight different values, depending on the distance. Maximum range is about two feet. It measures the (...) (25 years ago, 29-Sep-00, to lugnet.robotics)
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| | Which set should I buy? FAQ update
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So I haven't had much to say on the list for the last few months; that's alright, though. Anyway, the "Which Set Should I Buy" Lego Mindstorms FAQ has been updated to include coverage of the DSDK (but not Vision Command), as well as numerous bits (...) (25 years ago, 28-Sep-00, to lugnet.robotics)
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| | Re: Optical card reader for the RCX
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(...) I think you would be better off looking for changes in brightness rather than absolute values. That way, you could figure out what's going on without having to worry about the speed at which the 'card' is moving past the detector. With your (...) (25 years ago, 28-Sep-00, to lugnet.robotics)
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| | RE: Color images? (was: Re: digital camera entirely made of mindstorms?)
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Hamamatsu distributes Hamamatsu, among others. In New Jersey, 800.524.0504 The sensors are about $11.00 ea Part numbers S6428-01, xxx29-01, xxx30-01 URL (it's a new one) usa.hamamatsu.com PDF file available Jeff Jeffrey Hazen North Mill Technology (...) (25 years ago, 28-Sep-00, to lugnet.robotics)
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| | Re: New to Lego bots - Where to get Technic parts?
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(...) For really cheap Mindstorms motors, look in your local Toys'R'Us for Lego 'Znaps' sets - these are still selling at <$10 and at least two of those sets contain motors that are identical to the Mindstorms variety. You get a few other (...) (25 years ago, 28-Sep-00, to lugnet.robotics)
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| | Re: Color images? (was: Re: digital camera entirely made of mindstorms?)
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First you would need to find a light sensor that detects visible light, not mostly infared light. What type of sensor is this? Andy (...) (25 years ago, 28-Sep-00, to lugnet.robotics)
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| | Optical card reader for the RCX
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Hello ! , I'm trying to do a optical card reader using the light sensor of the RCX. I put on a 8x6 board different 2x1 smooth piecies of varios colors ,then i slice them near to the light sensor and i got different value depending of which color the (...) (25 years ago, 28-Sep-00, to lugnet.robotics)
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| | Re: Color images? (was: Re: digital camera entirely made of mindstorms?)
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I have some tri-colored LEDs I bought last year. They were really expensive (I think $15 each), but they are very cool. They have three leads, and they can make any combination of reds greens and blues. I can't remember where I got them, but there (...) (25 years ago, 28-Sep-00, to lugnet.robotics)
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| | RE: Color images? (was: Re: digital camera entirely made of mindstorms?)
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***Warning*** Non-Lego part question to follow..... Do you know who distributes Hamamatsu ? JB (25 years ago, 28-Sep-00, to lugnet.robotics)
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