 | | NQC and RedHat linux 6 on laptop
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Hi all. I've been successfully using NQC on an old NEC 486/50 laptop with only 16MB of RAM for a while. The laptop was running muLinux, a very limited floppy-based distro. Everything worked ok, other than the fact that Nqc would segfault after each (...) (24 years ago, 14-Jan-02, to lugnet.robotics)
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| | threads
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Hi, I'm struggling to get threads working (in a simple motor speed matching program), the code just keeps hanging up. I've isolated the problem to when I restart the threads after killing them if a bumper is hit in the bumper_task() function. The (...) (24 years ago, 14-Jan-02, to lugnet.robotics.rcx.legos)
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| | RCX Controlled Special Loco with Decoupler
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I made a speciaal Loco, it is 8-wide and controll by on board RCX with two geared motors, it will stop when back and IR sensor (made by John Barnes) detect train car, magnet will couple loco and train car, it also has a auto decoupler function, (...) (24 years ago, 14-Jan-02, to lugnet.trains, lugnet.robotics.rcx)
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| | Re: Anyone there?
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(...) We mean radio, and we want to have a system that is invisible to the lego software (ideally), so that everything that the IR can do, we can do with much extended range. In addition, we want to have wireless digital video and maybe audio as (...) (24 years ago, 14-Jan-02, to lugnet.robotics.tele)
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| | Re: Some remarks / questions about Brixcc
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(...) I'll make this an option on the Watch window in the next release. Another user had requested that the Watch window only Poll when it was active. (...) This turned out to be a bug in the TFakeSpirit.SetSensorMode function. It will be fixed in (...) (24 years ago, 14-Jan-02, to lugnet.robotics.rcx.nqc)
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| | Remote Turnouts and Decouplers
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One of the new features of the MichLTC layout was Steve Ringe's home layout module "plopped in" to a section of the show layout. (it therefore contained a "local loop" to allow I think he might be posting further about it. But just to whet people's (...) (24 years ago, 14-Jan-02, to lugnet.trains, lugnet.robotics, lugnet.org.us.michlug) !
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| | Re: Using the Differential to drive straight.
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(...) Actuially the solution that we describe in our book is similar but not identical to Dave's one. Starting from the well known setup in which a differential gear is used to measure the difference in speed between the main wheels of a (...) (24 years ago, 14-Jan-02, to lugnet.robotics)
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| | Re: site update
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(...) I've also made a torsen diff based on the basic diff in your sight, I believe it has a few improvements over the one made by Rob. see: (URL) David (24 years ago, 14-Jan-02, to lugnet.robotics, lugnet.technic)
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| | Re: Using the Differential to drive straight.
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<snip> (...) </snip> well, you could try the adder/subtractor (shameless plug here (URL) > or i think that i have another idea but i have to build it before i can CAD it so give me a week or so. mike (24 years ago, 14-Jan-02, to lugnet.robotics)
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| | Re: site update
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"Rob Stehlik" <robbby31@hotmail.com> wrote in message news:GpsJwA.F2y@lugnet.com... (...) me (...) page: (...) I forgot who made the original, I do have a (minor) deisgn change but I lost the *.dat. now that Mike has changed the extension i seem to (...) (24 years ago, 14-Jan-02, to lugnet.robotics, lugnet.technic)
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| | Re: Precise turns of any angle! -- Rotation Sensor Information
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(...) Yes. Actually it's two step, the A/D interrupt sets a flag and a routine in the firmware checks the flag periodically and does the processing, most of it being calling the ROM routine. (...) No. You can read height in the diagram as voltage, (...) (24 years ago, 13-Jan-02, to lugnet.robotics)
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| | Re: Assembly Language Programming on the RCX
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(...) When the RCX 2.0 firmware came out, LEGO released an updated SDK ((URL) to take advantage of all the new stuff. One of the new features they provided was a new language called LEGO Assembler (LASM). This is as close to the hardware as you can (...) (24 years ago, 14-Jan-02, to lugnet.robotics.rcx)
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| | Assembly Language Programming on the RCX
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I'm interested in programming the RCX in assembly. I'm trying to get total control over the hardware in the manner I'm most familliar with. Everyting I've seen so far seems to use higher level languages (Java/variants of C/etc.) Does anyone know of (...) (24 years ago, 14-Jan-02, to lugnet.robotics.rcx)
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| | Off Topic Posts
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My sincerest appologies to you all. When I replied to all I had intended to remove the mailing list so as to avoid filling it with crap, but when I got done writing the email, I forgot to do so. I also do not like when this sort of material is (...) (24 years ago, 14-Jan-02, to lugnet.robotics)
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| | Re: Fwd: FW: Social Security
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(...) *PLEASE* Stop sending this crap to the Lego Robotics mailing list. We simply are not interested in your political views. Go find another mailing list. ---...--- Steve Baker ---...--- Mail : <sjbaker1@airmail.net> WorkMail: <sjbaker@link.com> (...) (24 years ago, 14-Jan-02, to lugnet.robotics)
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| | RE: Ants, grasshoppers and "America"
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Could you please keep posting to this list to be somewhat related to Mindstorms? I subscribe to this list to get Lego mindstorm info, and not your political views. I'm sure there is a proper place somewhere for these types of posts, please post them (...) (24 years ago, 14-Jan-02, to lugnet.robotics)
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| | RE: Fwd: FW: Social Security
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Interesting and tough words, however, this is the same mentality that England had in the days when people like Robin Hood had to be the "social programs". If you eliminate government, after having a democracy for so long, it would be a disaster. I (...) (24 years ago, 14-Jan-02, to lugnet.robotics)
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| | RE: Ants, grasshoppers and "America"
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Well, I only have one thing to say. I have as many complaints with the US as the rest of you, BUT, to borrow from Richard Feynman, don't bother to criticize if you don't have an alternative solution to offer. Do something, don't sit around and talk (...) (24 years ago, 14-Jan-02, to lugnet.robotics)
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| | Re: Precise turns of any angle! -- Rotation Sensor Information
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(...) I believe that in this case, you should use a light sensor looking at a wheel that's white with a black line marked on it. The software for reading this is identical to what you would use for line following (a very well researched topic!) - (...) (24 years ago, 14-Jan-02, to lugnet.robotics)
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| | Re: Precise turns of any angle! -- Rotation Sensor Information
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(...) In 'The LEGO Lugger', previously posted at (URL) the extended drive shafts for both sides of a tracked vehicle, moving in opposite directions, are summed in a differential with the difference (hopefully zero)fed to the rotation sensor. Because (...) (24 years ago, 13-Jan-02, to lugnet.robotics)
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