 | | Re: marble rail
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Philo, Thanks for your post! I've uploaded 2 videos (URL) the quality isn't what I'd like but It's all I got for know. the newer movie is me not demonstrating anything too usefull and the base is not completed. As far as programing goes I still have (...) (24 years ago, 13-Dec-01, to lugnet.robotics)
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| | Re: Trigonometry and NQC
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(...) Hi Rich, Have a look at (URL) where you can find various tips around trig-functions under the restriction of integer values. Claude (24 years ago, 13-Dec-01, to lugnet.robotics.rcx.nqc)
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| | Re: source of solar panels for Lego robots?
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"Patrick Hui" <lego-robotics@crynwr.com> wrote in message news:00f001c1829f$d8...cb@huip... (...) it (...) try loking at the solar panels at www.solarbotics.com, i've been using one for the last two years to power an automatic watering system at my (...) (24 years ago, 13-Dec-01, to lugnet.robotics)
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| | Re: Trigonometry and NQC
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(...) Hi Rich, there are no trig functions, because there's no float. I had the same problem and was able to approximate these values. I created two tables with the necessary values. The first table includes the values of the tangens of a angle. (...) (24 years ago, 13-Dec-01, to lugnet.robotics.rcx.nqc)
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| | Re: Mario's new book...
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(...) really good book. There are a couple of minor errors (one place where he confuses millimeters and centimeters and a couple where he confuses the diameter of a circle with it's circumference) - but nothing serious. Some of the example models (...) (24 years ago, 13-Dec-01, to lugnet.robotics)
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| | Re: Electro-magnets
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Another simple source is a 12 volt electro-magnetic clutch. These are available on the surplus market, with typical price around $5 US. - pete. (...) (24 years ago, 12-Dec-01, to lugnet.robotics)
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| | Re: Mario's new book...
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(...) A quick link to the publisher's site: (URL) (24 years ago, 12-Dec-01, to lugnet.robotics)
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| | Trigonometry and NQC
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Hi! I'm working on a project where a robot needs to travel a right triangle with unkown side lengths. Basically, the robot starts at a point in a room, travels perpendicularly toward a wall, turns 90 degrees left when it hits, and when it gets to (...) (24 years ago, 12-Dec-01, to lugnet.robotics.rcx.nqc)
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| | Re: Forced to use IR Tower?
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(...) If I understand you correctly, you wish to use the IR port built into your laptop instead of the IR tower. To the best of my knowledge this is not possible. John Hansen (24 years ago, 12-Dec-01, to lugnet.robotics.rcx)
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| | Forced to use IR Tower?
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Hi all, sorry if off-topic, but perhaps anybody knows if there is anyway to communicate with RCX through my laptop ir port. Actually I connect with my Palm through COM4, but when I set Bricxcc to this port says can't find robot. Thanks Francis (24 years ago, 12-Dec-01, to lugnet.robotics.rcx)
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| | Kill / reset / power switch for RCX
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I manage to semi-regularly crash LegOS (usually thanks to wandering pointers) to the point where a firmware reload is required and the reset button combination doesn't respond. In order to save myself popping the batteries out every time, I decided (...) (24 years ago, 12-Dec-01, to lugnet.robotics)
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| | Re: Request for new P-code.s19
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Dan, I am also interested in obtaining the different flavors of the p-code floating around on the net. In my case I would like to also get one for an 20x4 LCD screen size. If there are any sites with them available or ones that might have a (...) (24 years ago, 12-Dec-01, to lugnet.robotics.handyboard)
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| | Re: Electro-magnets
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In message <145.625b6f1.2947e682@aol.com>, Styxrocks@aol.com writes (...) I was going to experiment with electromagnet cranes, like the ones you see at junk yards. I will try your suggestion (when I've finished my current project). I will also try (...) (24 years ago, 12-Dec-01, to lugnet.robotics)
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| | Re: marble rail
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Nice job, Chris! much more impressive than my seesaw... ((URL) you coordinate marble position and rail movement? If so, how ? A video clip and DAT files would be very appreciated ;o) Philo (24 years ago, 12-Dec-01, to lugnet.robotics)
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| | Re: marble rail
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oopse I forgot the link to the pictures (URL) (24 years ago, 12-Dec-01, to lugnet.robotics)
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| | marble rail
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I've uploaded pictures of this rcx controled rail.The purpose of this thing is to move a marble or two, back and forth.It uses a rotation sensor and 2 motors to pivot the whole thing left or right and a rotation sensor and a motor to move the rail (...) (24 years ago, 12-Dec-01, to lugnet.robotics)
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| | Re: Mario's new book...
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"Building Robots with Lego Mindstorms". I just got my copy today, and I'm thankful for the upcoming holidays; reading the book, learning from it and trying out the ideas will be taking up most of my free time from now until January. I've only had a (...) (24 years ago, 12-Dec-01, to lugnet.robotics)
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| | Mario's new book...
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi everyone, Sorry for this repeat question... ...but was is name of Mario's new book. Thanks Q -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (GNU/Linux) Comment: For info see (URL) PGP (...) (24 years ago, 12-Dec-01, to lugnet.robotics)
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| | Re: source of solar panels for Lego robots?
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Please check: (URL) Original Message ----- From: "Gareth Bestor" <bestor@cs.wisc.edu> To: <lego-robotics@crynwr.com> Sent: Wednesday, December 12, 2001 2:45 AM Subject: source of solar panels for Lego robots? (...) anything (...) (24 years ago, 11-Dec-01, to lugnet.robotics)
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| | Re: Electro-magnets
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IMHO is the easiest way to get strong electro-magnets to disassemble 6V relays. They include good electro-magnets. I did so and was able to hold a 500g hammer with two of them running at 6V. I used relays from FINDER (Series 55 if i remember right), (...) (24 years ago, 11-Dec-01, to lugnet.robotics)
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