 | | Re : stuff (Big motor control)
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The following circuit should provide directional control of a DC motor using two SPDT (Single Pole Double Throw) relays and four diodes, but may not act quick enough for a PWM drive. .--------O---...---. | | | | | O---...---. | | | | | \----/ \----/ (...) (26 years ago, 16-Oct-99, to lugnet.robotics)
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| | Re:Solved?? rotation sensor problem
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On Sep.10,I posted the message regarding rotation-sensor problem. I realized that the first threshold value '0x6fc0' in CURRENT_STATE is too small. Some sensors give raw values around 0x7000. #define CURRENT_STATE (raw<0x6fc0?STATE_0:...STATE_3))) (...) (26 years ago, 17-Oct-99, to lugnet.robotics.rcx.legos)
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| | Control your Lego Mindstorms RCX across the internet using Microsoft NetMeeting
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The WebRemote Device Controller allows you to control devices across a NetMeeting connection... If you have devices to control then you simply run the device controller, add the drivers for your devices and connect to NetMeeting to make the devices (...) (26 years ago, 17-Oct-99, to lugnet.robotics)
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| | AI
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Can we make these things learn? I'm no expert on AI or nothing, but perhaps by making, for example, program 1 write program 2, write to program 3 etc, and use a some kind of a genetic algorithm to determine best output. Or would all this be (...) (26 years ago, 17-Oct-99, to lugnet.robotics)
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| | Interfacing 2 Ultrasonic Modules onto one HB?
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I am trying to interface two Polaroid 6500 ultrasonic ranging modules onto one HB to simplify my project. I know this has been done and it is probably very easy but I am not an electrical engineering expert and cannot figure it out. I have two (...) (26 years ago, 17-Oct-99, to lugnet.robotics.handyboard)
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| | Re: Position Finding/Mapping
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Okay. Here is an update. I decided on a platform like the one on this page. Synchro Drive I have bought and finally recieved all the parts nessesary. It is going to use 2 rotation sensors to measure distance, and the angle of the wheels relative to (...) (26 years ago, 17-Oct-99, to lugnet.robotics)
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| | Re: Interfacing 2 Ultrasonic Modules onto one HB?
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Hello, I also would like to see a example of the sonars and expansion board hook-up. I also have a vector 2x compass module that was connected and working before the expansion board was added. Is it possible to connect the sonar and compass to the (...) (26 years ago, 17-Oct-99, to lugnet.robotics.handyboard)
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| | Re: !!! Laser attachments for Mindstorms !!!
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Are you talking about *real* lasers that can cut things? Or just one of those LED pointers? --Tobias (...) (26 years ago, 17-Oct-99, to lugnet.robotics)
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| | Re: !!! Laser attachments for Mindstorms !!!
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Tobias Möller <tobias.moller@telia.com> wrote in message news:FJr4ut.Ez8@lugnet.com... (...) considering that a cutting laser starts around $290,000, and requires much more room than 2 Lego bricks, I would venture to guess that it is a laser (...) (26 years ago, 17-Oct-99, to lugnet.robotics)
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| | Re: Upcoming _Star Wars_ Mindstorms and Technics Releases
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(...) But the R2-D2 set (9748 Droid Development Kit) -is- a MindStorms set. It's just not an RCX-based MindStorms set. (LEGO MINDSTORMS is a whole division of TLG and a whole product line. The RCX is just one brick in a series.) MINDSTORMS != RCX (...) (26 years ago, 17-Oct-99, to lugnet.robotics)
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| | Documentation
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Hi all, Can anybody out there tell me some URL to / information that can be helpful to make an Operating system for MindStorms RCX? Plz reply to me personally on my email.I prefer to receive messages here rather at Newsgroup! Thankx Imad (26 years ago, 17-Oct-99, to lugnet.robotics)
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| | Re: Upcoming _Star Wars_ Mindstorms and Technics Releases
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(...) Yeah, actually, that was kinda my point; I just picked a bad example. (26 years ago, 17-Oct-99, to lugnet.robotics)
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| | RIS 1.5 Upgrade in Canada?
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Anyone seen the RIS 1.5 upgrade lit for sale in Canada yet? Will it be available by retail or will I only be able to get it at www.legoworldshop.com (not available there until Oct 22) Thx... (26 years ago, 17-Oct-99, to lugnet.robotics)
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| | FW: Documentation
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(...) No, I've never heard of anyone doing something so amazing. You might want to check your local bookstore, I hear there's an O'Reilly book on Mindstorms, but it's a secret and I'm not suupposed to tell anyone. There might even be a fire (...) (26 years ago, 17-Oct-99, to lugnet.robotics)
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| | RCX Firmware and SP
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Hi All, After a very frustrating weekend of fiddling with pbFORTH, I caved and asked Kekoa to help with a problem I was having with read_sensor() and pbFORTH. The problem we (mostly he) unearthed has to do with the SP and RCX firmware routines, so I (...) (26 years ago, 17-Oct-99, to lugnet.robotics, lugnet.robotics.rcx.legos, lugnet.robotics.rcx.pbforth)
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| | Re: !!! Laser attachments for Mindstorms !!!
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*Real* lasers don't even look impressive. It is pracitaclly impossible to get a laser in the visable wavelengths to cut stuff. Usually UV lasers are used for this purpose. But anyway... in Oz, proper laser pointers are about $60. You can get really (...) (26 years ago, 17-Oct-99, to lugnet.robotics)
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| | legOS 0.2.0 released
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Hello, legOS 0.2.0 is out. If you like to program your Mindstorms in C, or if you would like to try, it has become better than ever. Dynamic linking and program loading are fully supported now, as well as unreliable LNP datagram networking. Lots of (...) (26 years ago, 19-Oct-99, to lugnet.robotics.rcx.legos, lugnet.robotics)
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| | Re: legOS 0.2.0 released
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Well, this is a bad week to say the least, but I hope to have rudimentary HOWTO stuff for 0.2.0 within two weeks. Thanks for everything, Markus! Luis (...) ###...### Profanity is the one language that all programmers understand. -Anonymous ###...### (26 years ago, 18-Oct-99, to lugnet.robotics.rcx.legos, lugnet.robotics)
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| | Re: !!! Laser attachments for Mindstorms !!!
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(...) really (...) the (...) they (...) I bought 2 for $10 at Osco 2 years ago and they are still working on their 2nd set of batts. (26 years ago, 18-Oct-99, to lugnet.robotics)
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| | Re: RCX Controlled Air Compressor Tester
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(...) Thanks for your patience. Just received 4 of the lil' compressor pumps and have built and tested John Morgan's new double-acting (*correct terminology*) compressor. Unfortunately, the design does not seem to work out in practice. After just a (...) (26 years ago, 18-Oct-99, to lugnet.robotics)
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