 | | Re: Cheshire LEGOFest pictures
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WHERE CAN I CONTACT JOHN for the radio control ?? Mac ----- Original Message ----- From: Ross Crawford <rcrawford@csi.com> To: <lego-robotics@crynwr.com> Sent: Wednesday, March 07, 2001 4:23 AM Subject: Re: Cheshire LEGOFest pictures (...) makes (...) (24 years ago, 7-Mar-01, to lugnet.robotics)
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| | Re: Cheshire LEGOFest pictures
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On Tue, 6 Mar 2001 12:40:40 GMT, Jennifer Clark <jen@vulture.dmem.strath.ac.uk> wrote: What frequency is he using? Matthias Jetleb VA3-MWJ (24 years ago, 7-Mar-01, to lugnet.loc.uk, lugnet.technic, lugnet.robotics)
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| | Re: Cheshire LEGOFest pictures
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(...) Wow...that seems really impressive! I think 8 channels would make it a radio-based equivalent of the dacta robolab console. I would love to get hold of one of these units...as ROSCO said, how much are they going to cost? -Gaurav Thakur, raving (...) (24 years ago, 7-Mar-01, to lugnet.loc.uk, lugnet.technic, lugnet.robotics)
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| | Re: 3 Robot Project - ALL DONE ALMOST
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(...) What is a sperical roller andomi wheel? What do they look like? Thanks Ahui (24 years ago, 7-Mar-01, to lugnet.robotics)
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| | Re: Cheshire LEGOFest pictures
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(...) Well, not exactly - the RCX has a computer inside! (24 years ago, 7-Mar-01, to lugnet.robotics)
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| | (canceled)
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| | Re: Cheshire LEGOFest pictures
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8 radio channels!! yippee!! Beats the RCX to a pulp!! When will these be available, John? And how much? Will you have bulk sales???!!!!????!!!! 8?) ROSCO Jennifer Clark <jen@vulture.dmem.strath.ac.uk> wrote in message (...) (24 years ago, 6-Mar-01, to lugnet.loc.uk, lugnet.technic, lugnet.robotics)
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| | Re: 3 Robot Project - ALL DONE ALMOST
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Try just using one wheel on your caster. This will eliminate a good bit of the drag you are seeing. With one wheel, the drag shouldn't disturb your vehicle's heading as much. You could be tricky and use a spherical roller or an omni wheel instead, (...) (24 years ago, 6-Mar-01, to lugnet.robotics)
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| | Re: Cheshire LEGOFest pictures
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Wow, I want one :-) OK John, let me know on the price, Thanks Michael (...) (24 years ago, 6-Mar-01, to lugnet.loc.uk, lugnet.technic, lugnet.robotics)
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| | Re: Cheshire LEGOFest pictures
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(...) Ok, here is the scoop; it is the control box and transmitter for a radio control system custom built by John Barnes, a frequent poster on lugnet.robotics, which he sent to me just after Christmas. It really makes a big difference to models for (...) (24 years ago, 6-Mar-01, to lugnet.loc.uk, lugnet.technic, lugnet.robotics)
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| | Re: 3 Robot Project - ALL DONE ALMOST
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(...) use a 'glider' instead. (One of those black 2x2 stud inverted dome thingies). They slide quite well over smooth surfaces. Maybe even less friction than the pivot wheel. But mainly, they slide equally well in all directions, so no problems with (...) (24 years ago, 6-Mar-01, to lugnet.robotics)
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| | 3 Robot Project - ALL DONE ALMOST
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I'm just about done with my 3 robot project but have one last problem. I've posted before and have taken people's advise on building this project but alas I have one last barrier before I can present this at work for our Bring a Child to Work Day (...) (24 years ago, 6-Mar-01, to lugnet.robotics)
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| | Re: For those awaiting new shipments of RIS ?.?
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My lacal Best Buy has RIS 1.5 on sale at MSR. Mike... (Chicage area) (...) (24 years ago, 5-Mar-01, to lugnet.robotics)
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| | Re: Motor control ic
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(...) Look really carefully at where the metal contacts are on the studs of the RCX and cable ends. You'll probably have to draw a picture of it to get your head around it. It's really quite clever. However, electrically, there isn't anything (...) (24 years ago, 4-Mar-01, to lugnet.robotics)
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| | Motor control ic
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Hello all, Can anyone tell which controller ic I can use best for the lego 9v motors. And can someone tell me how lego manages it that if you connect your motor wrong (90deg) It still works. Altrought I think it will short-circuit the rcx. With kind (...) (24 years ago, 4-Mar-01, to lugnet.robotics)
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| | Re: Bug in RCX 2.0 beta (Was: RIS 2.0 software now in beta)
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Dear all, I have managed to pin down the problem a bit further. Please look at the following program: program foo { const c10 = 10 main { forever {} } task test { local v2f local v2e local v2d v2f = 1 v2e = 2 v2d = v2e * c10 } } If you download this (...) (24 years ago, 4-Mar-01, to lugnet.robotics.rcx, lugnet.robotics)
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| | Bug in RCX 2.0 beta (Was: RIS 2.0 software now in beta)
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Dear all, I'm experiencing a strange phenomenon in my MindScript program which I believe to be a bug, where within a task the assignment of a multiplication of a local variable (containing value 0) and a constant (set to 10) to a second local (...) (24 years ago, 4-Mar-01, to lugnet.robotics.rcx, lugnet.robotics)
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| | Re: What AC adapter to use for RIS 1.0?
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(...) A follow-up to my follow-up: I *think* possibly/maybe/hopefully I've found the source of the ELEX10204B chips, or at least a drop-in replacement. The part I've found is the MELEXIS MLX10402. This is also a 16 pin SOIC and, based on a pinout (...) (24 years ago, 3-Mar-01, to lugnet.robotics)
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| | Re: For those awaiting new shipments of RIS ?.?
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(...) It's the LEGO MINDSTORMS Robotics Invention System 1.5. The Robotics Invention System 2.0 is not expected to ship until Q3 2001. Enjoy, Kiernan Mathews Producer, LEGO Direct www.lego.com www.legomindstorms.com (24 years ago, 2-Mar-01, to lugnet.robotics)
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| | For those awaiting new shipments of RIS ?.?
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This is mainly of interest to those who were trying to take advantage of Future Shops RIS 50% off sale in January but found they were out of stock, but it might also bode well for those waiting for RIS's to re-appear in stores everywhere. When the (...) (24 years ago, 2-Mar-01, to lugnet.robotics)
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| | Re: nice tiny walker?
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Excellent instructions! Thank you. I printed out the instructions and gave them to my seven year old son. He had a great time putting it together and after dinner we had Gonsuke walking on our dining table. Gus (24 years ago, 2-Mar-01, to lugnet.robotics)
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| | Vision command on sale at Target.com
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Target.com Has vision command on sale for $49.95, that's even cheaper than Brickbay! Mike out (24 years ago, 1-Mar-01, to lugnet.robotics)
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| | RE: How big is too big? OR How the RCX Firmware Stores Manages Program Memory
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Tom's understanding is correct. All RCX programs are allocated from the same memory space. The RCX firmware provides "garbage collection" on this memory space so that whenever a program or subroutine is deleted, all programs/subroutines in higher (...) (24 years ago, 1-Mar-01, to lugnet.robotics)
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| | Re: nice tiny walker?
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You can see full building instructions and quicktime movies for these 'bots at (URL) to Hiroki who created the models... Philo (...) (24 years ago, 1-Mar-01, to lugnet.robotics)
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| | Re: What AC adapter to use for RIS 1.0?
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(...) This is a follow-up to your earlier questions about what adapter to buy. I took apart my RCX this evening and started poking around inside. The bulk of the electronics is powered through a National Semiconductor LM2936M SO (Small Outline) (...) (24 years ago, 1-Mar-01, to lugnet.robotics)
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| | Re: US S@H Specials, Feb 28 - Mar 06, 2001
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I got a whole lot of those 1x7 half with lift arms from the cyber slam kits with the cartoon like punching device. (URL) were about 20 bucks at TRU on clearance. (...) (24 years ago, 1-Mar-01, to lugnet.market.shopping, lugnet.robotics)
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| | Re: RIS SDK - Comments and questions
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(...) That's not the idea though. I'm looking to the *tiny* single chip devices that exist for I2C - those could be buried inside a sensor or motor without increasing it's size significantly. A truly distributed system with no large central computer (...) (24 years ago, 1-Mar-01, to lugnet.robotics)
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| | Re: RIS SDK - Comments and questions
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(...) As far as a motor is concerned I guess 'producing an orgy of annoying beeps' is pretty intelligent :) (...) bricks, (...) If you're not afraid to use non-lego technology you might take a look at the Velleman K8000 kit, the 'Computer Interface (...) (24 years ago, 1-Mar-01, to lugnet.robotics)
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| | Re: RIS SDK - Comments and questions
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(...) The most I've ever built with a Microscout (other than a couple of the R2D2 variants) was a six-legged alternating tripod walker ((URL) Furthermore, a standard 9V motor would function even better in that particular implimentation than the (...) (24 years ago, 1-Mar-01, to lugnet.robotics)
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| | RE: RIS SDK - Comments and questions
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Beyond discussing the theoretical usage potential of the Microscout, has anybody actually build anything with it that really uses it for something practical? Like other intelligent Lego bricks, it takes two button presses to just power it up and (...) (24 years ago, 28-Feb-01, to lugnet.robotics)
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| | Re: RIS SDK - Comments and questions
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(...) It's *far* from an intelligent motor! It's a pain to use even as a simple motor. You can't even tell it "turn on and keep running forever"... which seems like a pretty basic operation for any motor! The darned thing runs for a few seconds, (...) (24 years ago, 28-Feb-01, to lugnet.robotics)
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| | Re: RIS SDK - Comments and questions
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Harley Myler wrote: <snip> (...) <snip> I would hardly call the Microscout an intelligent motor...in technical definition, perhaps; in practical usability, far from it. In fact, I would say that the Microscout is *less* intelligent than a plain old (...) (24 years ago, 28-Feb-01, to lugnet.robotics)
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| | Re: RIS SDK - Comments and questions
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(...) Interesting comment, frankly I am surprised. The MicroScout (MS) is far from a "piece of junk" considering the fact that you can get the DDK for $40 (I might modify my opinion if the price jumped much higher than this). Irrespective of good vs (...) (24 years ago, 28-Feb-01, to lugnet.robotics)
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| | Re: NQC 2.31b 1 and the RCXcc
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(...) back (...) that (...) I had no problems editing autoexec.bat using notepad, saving it to C:, rebooting and checking that the autoexec.bat file was as I had edited it. Alan C (24 years ago, 28-Feb-01, to lugnet.robotics)
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| | Re: NQC 2.31b 1 and the RCXcc
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(...) How about the "protection function" on ME? A friend of mine tried to set his keyboard layout in autoexec.bat, but every time he rebooted, ME put back the original autoexec.bat. I believe this "feature" is meant to prevent users to mess around (...) (24 years ago, 28-Feb-01, to lugnet.robotics)
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| | Re: US S@H Specials, Feb 28 - Mar 06, 2001
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(...) <lugnet.robotics.rcx...ugnet.com> (...) they are (...) a (...) the (...) (URL) (...) Okay that clears that up. Still need to find 1 x 7 lift arm as well as 1x8 and 1x6 plates. Alan (24 years ago, 28-Feb-01, to lugnet.robotics)
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| | Re: US S@H Specials, Feb 28 - Mar 06, 2001
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Well, that certainly does not have the right piece(s)! Thanks for the search. So I still need to find Technic liftarm 1 X 7, and Technic plate 1 x 8, and 1 x 6... (...) 7" (...) (URL) > (...) <lugnet.market.shopp...ugnet.com> (...) (24 years ago, 28-Feb-01, to lugnet.market.shopping, lugnet.robotics)
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| | Re: NQC 2.31b 1 and the RCXcc
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Gus, Bob, Mario, and all, Yes, I was able to edit the C:\autoexec.bat with the line: SET NQC_OPTIONS=-TRCX2 I did not put in the second line SET PATH=c:\dev\lego\nqc;%PATH% because (a) I was not sure where to type it, and (b) I do not think I need (...) (24 years ago, 28-Feb-01, to lugnet.robotics)
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| | Re: NQC 2.31b 1 and the RCXcc
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Hi Alan, Try sysedit like Robert Fay suggested. But I think that you will need to make sure RCX2 is all uppercase. In otherwords, add the line: SET NQC_OPTIONS=-TRCX2 The other line that I have in my autoexec.bat that is related to NQC is: SET (...) (24 years ago, 28-Feb-01, to lugnet.robotics)
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| | Re: NQC 2.31b 1 and the RCXcc
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Windows 98: From "run" type "sysedit", this will open several files for editing. The top file is Autoexec.bat Type SET OPTIONS_NQC=-Tcrx2 and save the file. I don't know if this is good in Win ME -- Bob Fay rfay@we.mediaone.net (URL) Carmack" (...) (24 years ago, 28-Feb-01, to lugnet.robotics)
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