 | | Re: rotation sensor mystery solved?
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(...) That's one of the reasons I got mine. I was trying to make a simple balancer when I built the pendulum I described (with 4.5 degree accuracy). There were a lot of problems with my mechanism, but the overriding problem was that the 0 point (...) (25 years ago, 26-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: rotation sensor mystery solved?
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(...) which (...) I added code to assume that 2 step transitions were 2 steps in the last known direction of travel. The results were MUCH worse than just ignoring those steps, as the current code does. This seems to suggest that the 2-step (...) (25 years ago, 26-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: rotation sensor mystery solved?
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(...) I got a letter two days ago indicating that the two rotation sensors I ordered the first week in January are nicely on backorder and will ship in a month or so. This is similar to what I was told on the phone when I ordered them from Shop and (...) (25 years ago, 26-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: rotation sensor mystery solved?
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(...) I tried hacking something like this into the old rotation sensor code, and it didn't go real smoothly, but is definitely a necessity (I think) if you want the sensor to handle very, very high speed apps. (...) I am. I'm almost tempted to steal (...) (25 years ago, 26-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: rotation sensor mystery solved?
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(...) What exactly do you intend here, Martin? I spent quite some time working on this over the summer and in the fall, and had a great deal of problems but also some success. I'd be happy to help you out with my experiences if you have some idea (...) (25 years ago, 26-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: ncq proximity
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(...) There's a fairly good example of proximity detection on Simen Svale Skogsrud's site. He posted a proximity task in NQC with his vector rover example. The direct link to the code is (URL) Ian Warfield (25 years ago, 26-Jan-00, to lugnet.robotics.rcx.nqc)
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| | Re: rotation sensor mystery solved?
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(...) It is very very interesting. I have worked the last weeks evenings to discover the fault in my concept, my modell and my Software. and I have discovered, that the fault can't be on my side. I discovered that my implementation of a fake (...) (25 years ago, 26-Jan-00, to lugnet.robotics.rcx.legos)
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| | ncq proximity
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does anyone hae a complete example of proximity code for nqc. i keep finding snipets but not a complete example. I'd like something a bit more advance than the example for nqc. the example i saw used multiple samples to determine if an object was in (...) (25 years ago, 26-Jan-00, to lugnet.robotics.rcx.nqc)
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| | Re: QC question
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If you exit from main, your programs return control to the ROM. Use PowerOff() to switch off RCX -- ___...___ Ferrara Francesco Vlad Dumitrescu <vladdu@nospam.hotmail.com> wrote in message news:Fou0IK.5J3@lugnet.com... (...) routines (...) let (...) (25 years ago, 24-Jan-00, to lugnet.robotics.rcx)
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| | Re: rotation sensor mystery solved?
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(...) Hi Ben, i think that's very interesting work you're doing, especially because i'd like to build sophisticated balancing bots, and already got 2 rotation sensors from lego world shop for this reason. I'm currently not actively working on that, (...) (25 years ago, 26-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: rotation sensor mystery solved?
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I put in some debug code to catch rotations which skip a state (transitions like 3->1 or 0->2) which the legOS table `diff2change' currently translates to 0 steps (because we can't be sure whether that was 2 steps forward or 2 steps back). These (...) (25 years ago, 26-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: sending keepalive... ???
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Hi Rossz (...) Yes, I downloaded the legOS.srec on top of the existing Lego firmware and some programs. When you download the legOS firmware will anything currently in RAM be deleted? I'll try taking the batteries out for a while and starting again. (...) (25 years ago, 26-Jan-00, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Bug in WinlegOS installer
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In my rush to get the package released I made "one more insignificant change". This resulted in a bad path setting being placed in the autoexec.bat file. At the end of the install skip rebooting and open autoexec.bat in the editor. The installer (...) (25 years ago, 26-Jan-00, to lugnet.robotics.rcx.legos, lugnet.robotics.rcx)
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| | Re: more user questions
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Thanks, your directions worked perfectly. (...) Originally, the line appended to autoexec.bat was (something like): set path=set path=c:\LEGOS\H8\BIN...ath%%path% which I altered to: set path=c:\LEGOS\H8\BIN...BIN;%path% (25 years ago, 26-Jan-00, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: rotation sensor mystery solved?
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(...) old (...) The version I posted works with all cable lengths and battery strengths I have access to. I just extended the range of each state a bit toward the low battery end of the scale. --Ben (25 years ago, 26-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: which motors for an rcx
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(...) They will all work - I posted some information about them here: (URL) Baum (25 years ago, 25-Jan-00, to lugnet.robotics.rcx)
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| | Re: NQC 2.1 b3 released
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(...) Scout support in 2.1 b3 is identical to 2.1 b2 (except for a bug fix). Some info is given in the README: (URL) information is in the file scout.txt included with the distribution. As for "Full" support, there are still a number of open issues. (...) (25 years ago, 25-Jan-00, to lugnet.robotics.rcx.nqc, lugnet.robotics)
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| | Re: more user questions
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A general note, there is a README.WRI file. This includes information beyond what Markus originally wrote in README. Perhaps I should have deleted his README (I include it in README.WRI, anyway). Open your copy of MAKEFILE. You'll find this line: (...) (25 years ago, 25-Jan-00, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: Ultimate Expansion set Remote Control?
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(...) I got the same regarding a call I made to ask about the new Technic guys (8300) and this date is apparently accurate then. Anyone know if we can pre- order things or make an order which includes a new item and not pay extra shipping for it to (...) (25 years ago, 25-Jan-00, to lugnet.robotics.rcx)
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| | Ultimate Expansion set Remote Control?
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One of the first things I purchased was the Mindstorms remote control. It is not expensive, less than $20 'merican. It can send messages 1, 2 and 3 (three buttons) It can force motors on forward, or reverse overriding a running program (three pairs (...) (25 years ago, 25-Jan-00, to lugnet.robotics.rcx)
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