 | | robotics-for education of learning and injoyment-
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10-28-99 TO WHO IT MAY CONSERN:I AM PERMENTLY DISABLED.BUT I WOULD LIKE TO LEARN HOW TO BUILD A ROBOT.ALTHOUGH I AM WORKING ON JUST THE MEDAL FRAMS FOR 3 DIFFERENT ROBOTS SHAPS TO DEZINES.ALTHOUGH I DONT HAVE ANY BLUE PRINTS ON WHAT PARTS I NEED TO (...) (26 years ago, 30-Oct-99, to lugnet.robotics.handyboard)
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| | Re: LegOS newbie wants more info.
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Thanks for the advertisement, Marco. I thought I'd let you all know that I'm going to try to get started on the conversion of the HOWTO to 0.2.0 next week, as I have a large Java project due Monday, but the rest of the week will be devoted to (...) (26 years ago, 29-Oct-99, to lugnet.robotics.rcx.legos)
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| | Re: LegOS newbie wants more info.
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(...) I'd suggest just browsing the source. It's nicely written, so it's quite easy to understand. Most demos that I've seen are for an older version of LegOS, anyway, and require porting. The API reference is available on the website, and I think (...) (26 years ago, 29-Oct-99, to lugnet.robotics.rcx.legos)
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| | Help needed reviving my HB
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Hi HBoarders! Can anybody help me with making my HB run? Following the instructions from the assembly manual, there were no problems until installing the memory. Before it, the serial communication worked fine with hbdl downloading the pcode, (...) (26 years ago, 29-Oct-99, to lugnet.robotics.handyboard)
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| | Running stepper loop at specified (varying) frequency?
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I am hoping to control some stepper motors with the Handy Board; I will be wanting to control position vs time. Therefore I will be wanting to send out the step control waveforms at varying times (to modulate velocity). Can this be done from (...) (26 years ago, 29-Oct-99, to lugnet.robotics.handyboard)
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| | RELEASE: LegoSim -- another LegOS Simulator
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RELEASE: LegoSim A UNIX-based Simulator for LegOS with an Applet-GUI LegoSim is (yet another) simulator for LegOS. URL: (URL) another simulator? At the time the project started, there was no other simulator. Once Emulegos was announced, we did not (...) (26 years ago, 29-Oct-99, to lugnet.robotics.rcx.legos)
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| | Re: Announce: NQCIPC update
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Brian, this looks very useful; I'll try it out soon! NQCIPC made perfect sense to me, but I have had my Nerd Merit Badge for a long time. People who have never done anything with multitasking before will not recognize other related words like (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | Re: Help needed reviving my HB
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Igor: Sounds like you have two problems, with the LCD being a separate one from the sync errors. For communicating with the board via IC.exe, try changing your port settings to 9600/8 data/no parity/1 stop/Xon/Xoff/FIFO buffers enabled. I don't have (...) (26 years ago, 29-Oct-99, to lugnet.robotics.handyboard)
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| | Re: Running stepper loop at specified (varying) frequency?
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Greg: You can run assembly from within Interactive C, so if IC isn't fast enough for you, you can build in something that is. However, IC will execute pretty quickly in terms of how fast steppers run, so it could be that IC will work for you as-is? (...) (26 years ago, 29-Oct-99, to lugnet.robotics.handyboard)
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| | Re: Double echo
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(...) Yes, but I don't like to duplicate variables that already present too... Sergey (26 years ago, 29-Oct-99, to lugnet.robotics.rcx.pbforth)
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| | Re: RELEASE: LegoSim -- another LegOS Simulator
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Cool! I'll add this to the HOWTO when I do the 0.2.0 update. Are there any plans on the horizon for either emuLegOS or LegOSim to update to 0.2.0 anytime soon? Luis (...) ###...### Profanity is the one language that all programmers understand. (...) (26 years ago, 29-Oct-99, to lugnet.robotics.rcx.legos)
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| | Robotics demo
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Hiya all, While it was a bummer not going to Mindfest, what I did do was a robotics demo at a local SF convention in Denver. I had 6 robots there with me. Four DIY types (one used LEGO pneumatics for a scoop) a Parallax BoE-Bot and a Mindstorms kit. (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | Re: lego Technic "class"
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(...) Generally not. I've built robotic platforms that use a pair of motors to drive the wheels so that the robot can move "straight" or turn in place. I've found that the motors typically have large variations in speed that make the robot veer to (...) (26 years ago, 29-Oct-99, to lugnet.edu, lugnet.technic, lugnet.robotics)
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| | RE: lego Technic "class"
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If you have an abnormal foot size why do you need to buy twice as many shoes as those who do not? I could understand if you had an abnormal foot or something which would create an odd wear pattern on a certain part of the shoe but would just a (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| |
| | Re: Firmware behaviour
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Markus L. Noga wrote in message <3818325F.AAF6DDFD@noga.de>... (...) You may find it reassuring to know that the Stop button on the Mindstorms remote is outlined in red, not green. It stops all programs and motors, but does not turn off the RCX. (...) (26 years ago, 29-Oct-99, to lugnet.robotics.rcx)
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| | Re: Robot navigation
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(...) Here is an Idea. If you know where you are sort of, then you can program an object into memory at a certian distance(a wall perhaps). Once the robot hits something, it checks to see if it is about at the distance programmed into it. If it is, (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | shoes [was Re: lego Technic "class"]
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=>From: Steve Moffat <smoffat@hcitech.com> =>... => If you have an abnormal foot size why do you need to buy =>twice as many shoes as those who do not? ... in the case where you have different-sized feet (e.g. size-10 left, and size-12 right). The (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | RE: lego Technic "class"
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Greetings, Well that makes more sense. I have never heard of this before. <<...>> -----Original Message----- From: Chris Phillips [SMTP:chris.phillips...oards.com] Sent: Friday, October 29, 1999 3:34 PM To: 'Steve Moffat' Cc: (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | Re: lego Technic "class"
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From: "Chris Phillips" <chris.phillips@comp...oards.com> (...) I've (...) the (...) I've (...) far. The adder/subtractor is an all mechincal design which handles this flaw. Take a look at (URL) I'm sure that others will chime in with their designs (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | RE: Robot navigation
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I have been working on this too, and I decided that I am going to live with a certain amount of uncertainty. If I can get to within a few inches of where I think I am, that's going to be good enough. Until it isn't anymore, and then back to the (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | Using ROBOLAB with FIRST LEGO League
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i'm posting this again. it was already posted to lugnet.robotics If your kids are using ROBOLAB in this years FIRST LEGO League, I've written a replacement for pages 27-36 in the Official FIRST LEGO League 1999 Rule Book, replacing ROBOLAB for RCX (...) (26 years ago, 29-Oct-99, to lugnet.robotics.edu)
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| | Re: lego Technic "class"
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(...) *snip* As a somewhat Bizzare experiment, I have run a LEGO motor from the battery box controller as supplied with motor set 8735. The motor is placed next to a Pick-up on an electric guitar plugged into an electronic tuner. With the motor (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | Re: lego Technic "class"
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In lugnet.robotics, Stephen Unwin writes: <...snip...> (...) I've never seen this, but I recall hearing somebody discuss this recently. It might be a quality control problem having to do with adhesive getting worn off and gumming up the gears. (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | Scans of Constructopedia 1.0 English
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Jesper: Thanks for posting the scans of the Constructopedia 1.5 last week. The comparison was fascinating, especially finding out what the "new" pieces were in the set. Some debate remains in my mind--has Lego made the RIS set slightly less valuable (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | bug in semaphore code (was Re: Announce: NQCIPC update
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Your semaphore acquire algorithm isn't too good. Here is your code: #define sem_acquire(s) until (s == 0); s = 1; If two tasks are waiting for the semaphore at the same time, it is quite likely that both will get it: // (s is currently nonzero) task (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | Re: LegOS newbie wants more info.
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Thanks Sergey. I was aware of Luis' fine HOWTO. I was actually trolling to see if Luis would offer a preview of the 0.2.0 version ;) I have never heard of doxygen but will grab a copy and see what that gives for documentation. Kevin (...) decided (...) (26 years ago, 29-Oct-99, to lugnet.robotics.rcx.legos)
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| | Re: bug in semaphore code (was Re: Announce: NQCIPC update
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(...) Robert, Cool stuff. I just added it here: (URL) (26 years ago, 30-Oct-99, to lugnet.robotics)
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| | Re: Starting IC with wizard
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I am not familiar with the "wizard" option. Please elaborate -p -- A healthy mind is an oxymoron! (...) (26 years ago, 30-Oct-99, to lugnet.robotics.handyboard)
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| | RE: Scans of Constructopedia 1.0 English
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(...) If you look closely at the parts list in 1.0 vs 1.5, you will notice that the composition of pieces has changed in many ways. 1.0 has 26 2x4 bricks, and a couple 2x6 and 2x8 bricks for example. 1.5 has only 5 2x4 bricks, and no 2x6 or 2x8 (...) (26 years ago, 30-Oct-99, to lugnet.robotics)
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| | Re: 1.0 to 1.5 upgrade
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(...) Maybe they want to get rid of the 1.0 sets, and to encourage that, they are not selling the 1.5 sets just yet. Instead, they will sell you a 1.0 set with a free upgrade. Now if they do that, why can't I get an upgrade for free? -Kekoa (26 years ago, 30-Oct-99, to lugnet.robotics)
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| | legOS-0.2.1
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Hello, legOS 0.2.1 is out. No, I'm not working full time on legOS - this is just a day's work. Apart from minor bug fixes, a new file format for user programs is introduced, along with the tools to support it. The dynamic loader is a standalone C (...) (26 years ago, 30-Oct-99, to lugnet.robotics.rcx.legos, lugnet.robotics.rcx)
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| | Re: RELEASE: LegoSim -- another LegOS Simulator
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Nice picture :-) I added this to the legOS tools page. Are you going to do 0.2.1? Markus. (26 years ago, 30-Oct-99, to lugnet.robotics.rcx.legos)
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| | Re: legOS-0.2.1
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Cool! If no one else does, I'll try to get it working on Windows next week, along with the rest of the HOWTO push. Don't hold your breath, though :) -Luis (...) ###...### Profanity is the one language that all programmers understand. -Anonymous (...) (26 years ago, 30-Oct-99, to lugnet.robotics.rcx.legos, lugnet.robotics.rcx)
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| | RE: lego Technic "class"
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By "abnormal" I guess I really mean "mis-matched" foot sizes. Some people have feet that are so different in size that they need to wear vastly different sized shoes on each foot. (ie: Left size 8, right size 13.) Shoe stores will not break up two (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | Re: fast firmware downloader
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(...) Wes, A good place to start with the porting is to grab the latest NQC source code from www.enteract.com/~dbaum/nqc and take a look at the family of PSerial classes in the platform directory. Create a new class (e.g. PSerial_dos) that (...) (26 years ago, 30-Oct-99, to lugnet.robotics.rcx.legos, lugnet.robotics.rcx, lugnet.robotics.rcx.pbforth)
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| | RE: 1.0 to 1.5 upgrade - why after x-mas in the US!
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(...) Considering what I recently have learned about the demand for Mindstorms product in the US last Christmas - and Lego's failure to supply enough sets for the stores - my best guess is that since they are doing a MAJOR promotion all across (...) (26 years ago, 30-Oct-99, to lugnet.robotics)
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| | 1.5
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The RIS 1.5 Dutch version will be available next week in the Netherlands. (HFL 549) Harrie (26 years ago, 30-Oct-99, to lugnet.robotics)
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| | Re: Help needed reviving my HB
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(...) These are exactly the same settings that I have, so that is not the problem. Igor (26 years ago, 30-Oct-99, to lugnet.robotics.handyboard)
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| | simoultaneosly driving stepper motors
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Hi, All My name is Pocorobba Tino.I'm 33 y old and I live in Sicily (Italy). I bought a copy of "Mobile Robots:inspiration to implementation" and I studied it deeply. I've now some problems and I hope that somebody will help me!!! I'd like to (...) (26 years ago, 30-Oct-99, to lugnet.robotics.handyboard)
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| | Re: Help needed reviving my HB
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Hi! I just got my HB with the I/O-expansion card and the start-up was not as straightforward as I have thought. I don't know if this will help you but ... I'm using a Toshiba laptop with Win98 and found that in order to get the serial communication (...) (26 years ago, 30-Oct-99, to lugnet.robotics.handyboard)
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| | Lego parts are featured in mcdonalds (Canada) happy meals currently
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For what its worth, Mcdonalds happy meals currently feature Lego. There are 8 little kits. (26 years ago, 30-Oct-99, to lugnet.robotics)
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| | Wheels
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Hey Gary, Thank you so much for the wheels. They are grade "A", better than I expected! They arrived yesterday and unfortunately I have to head for Puerto-Rico tomorrow for about a weeks worth of work. I am also posting this in the newsgroup for the (...) (26 years ago, 30-Oct-99, to lugnet.robotics.handyboard)
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| | Tx2 and Rx2
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Has anyone worked with radiometrix's Tx2 transmitter and Rx2 reciever???? We are wonder how difficult it will be to use with the HB???? Mike (26 years ago, 30-Oct-99, to lugnet.robotics.handyboard)
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| | Lost my IC3.2 Key
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Hi, My computer crashed three months ago and I lost my IC3.2 software. I have re- downloaded it from Newton Labs IC page, but I do not have a record of my key. I have written Newton Labs for my key, but they haven't responded yet (actually, I just (...) (26 years ago, 30-Oct-99, to lugnet.robotics.handyboard)
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| | RE: fast firmware downloader
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(...) Wes and Dave, I pulled out an ancient copy of Turbo C++ 3.0 for DOS. It compiles most of the code but chokes on the >8 character file names. I might have to try Microsoft VC++ next....to make a DOS executable. I also found a DOS C Comm library (...) (26 years ago, 30-Oct-99, to lugnet.robotics.rcx.legos, lugnet.robotics.rcx, lugnet.robotics.rcx.pbforth)
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| | Re: fast firmware downloader
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(...) Actually, lots of packages try to deal with filenames intelligently. QT, for example, has normal C++ NamingConventions, but uses lowercaseonly file names. I try to do the same. Notice how direct-sensor.h became dsensor.h in 0.2.0, as well as (...) (26 years ago, 30-Oct-99, to lugnet.robotics.rcx)
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| | RE: fast firmware downloader
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(...) I tried to do a DJGPP build of binutils and it didn't work for me. I really didn't want to spend more time futzing with the tools, and I was already using Cygwin, so I used one of the precompiled toolsets. I think you are just a lazy typer, (...) (26 years ago, 30-Oct-99, to lugnet.robotics.rcx)
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| | RE: fast firmware downloader
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(...) Yeah. Not sure about the hardware interface, though. Would it be possible to run the DOS executable to generate a binary and then download it otherwise? I too am not sure what this whole discussion is about- if it is just NQC, then it is (...) (26 years ago, 30-Oct-99, to lugnet.robotics.rcx.legos, lugnet.robotics.rcx, lugnet.robotics.rcx.pbforth)
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| | Re: fast firmware downloader
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I hate to admit it, but the version of Turbo C++ I just pulled out is 1.00. I departed from the Borland compiler shortly after acquiring this version and did not keep up with advances. Would I gain any advantages by finding a later version, or (...) (26 years ago, 31-Oct-99, to lugnet.robotics.rcx.legos, lugnet.robotics.rcx, lugnet.robotics.rcx.pbforth)
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| | walker that turns?
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¡hola! Has somebody worked on a walker that could turn? Some ideas of how to do it? Thanks, HoraPe --- Horacio J. Peña horape@compendium.com.ar horape@uninet.edu bofh@puntoar.net.ar horape@hcdn.gov.ar (26 years ago, 30-Oct-99, to lugnet.robotics)
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| | Re: lego Technic "class"
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|
Chris Phillips wrote in message ... (...) pushing (...) Chris, Thanks for the insight! They say, curiosity killed the cat.... Good thing I'm not a cat! I opened one of my motors and took photos for everyone to enjoy. (URL) Chris, I also was unable (...) (26 years ago, 31-Oct-99, to lugnet.robotics, lugnet.technic)
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| | Re: RCX 1.0 availablilty
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(...) That and Lego must be investing in battery companies ... :) -Lee. (26 years ago, 31-Oct-99, to lugnet.robotics.rcx)
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| | Re: 1.5
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(...) I ordered the 1.5 upgrade over the net on Thursday for $24.99 plus $6.00 for shipping and got a confirmation back on Friday claiming a ten day delivery time. We'll just have to see how it goes. JaB (26 years ago, 31-Oct-99, to lugnet.robotics)
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| |
| | Re: Scans of Constructopedia 1.0 English
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I've missed the parts list comparison between 1.0 and 1.5. Can anyone tell me where I can get this information? Thanks, Ankesh Kadakia The WordMeister wrote in message <01bf2267$7eae6f00$2...ci.net>... (...) TLG) (...) (26 years ago, 31-Oct-99, to lugnet.robotics)
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| | RE: Scans of Constructopedia 1.0 English
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(...) (URL) (26 years ago, 31-Oct-99, to lugnet.robotics)
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| | Teaching (Mentoring?, Facilitating?) robotics; advice needed
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I am about to embark on a great adventure with a dozen 5 to 11 year olds. I've committed to running (or just starting, watching over, keeping peace in) an after-school robotics club at my kids' elementary school. I will be spending one hour a week (...) (26 years ago, 31-Oct-99, to lugnet.robotics.edu)
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| | Re: Robotics demo
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Dennis, your demo sounds great! Please drop in to lugnet.robotics.edu and maybe copy in a bit about what you did. Please tell us a little about the Parallax stuff and where to get it??? I and others are working on learning materials for Mindstorms, (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | Re: lego Technic "class"
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|
Stephen, I have had one RIS motor fail shortly after first use, apparently developing a shorted armature winding. Symptom: hard to rotate fast by hand. OK very slow. Under power: ran rough and slow, made humming noise I suspect was once-per-motor (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| |
| | Re: bug in semaphore code (was Re: Announce: NQCIPC update
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Todd, this is CoolBut: It does not appear to appear from NNTP. Is it your intention to have, um.. lugnet.robotics.rcx.nqc.code ?? I like the idea a lot of having a code repository... (26 years ago, 1-Nov-99, to lugnet.robotics)
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| |
| | ------( Welcome to lugnet.robotics.rcx.robolab )------
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Welcome to lugnet.robotics.rcx.robolab, a LUGNET discussion group. CHARTER/PURPOSE: lugnet.robotics.rcx.robolab (group): Focused discussion group for ROBOLAB, a graphical environment for programming the LEGO® MINDSTORMS™ RIS: questions, comments, (...) (26 years ago, 1-Nov-99, to lugnet.robotics.rcx.robolab)
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| |
| | ------( Terms of use for lugnet.com )------
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TERMS OF USE FOR LUGNET.COM OVERVIEW AND DEFINITIONS lugnet.com ("LUGNET") is a privately owned Internet site designed and run primarily for the benefit of those who enjoy building with, discussing, collecting, buying & selling, trading, and (...) (26 years ago, 1-Nov-99, to lugnet.robotics.rcx.robolab)
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| | Re: lego Technic "class"
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|
(...) Nice pictures! Now Merlin, my black long-hair cat is telling me to go for it! I guess I'll have to rip into my half-dead motor to see what's inside there. Since it's not reliable, I've got less to lose by (gasp!) cutting the plastic or (...) (26 years ago, 1-Nov-99, to lugnet.robotics, lugnet.technic)
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| |
| | New newsgroup lugnet.robotics.rcx.robolab
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A new newsgroup/mailing-list lugnet.robotics.rcx.robolab has just been created. ROBOLAB is a cross-platform (PC & Mac) graphical environment for programming the LEGO® MINDSTORMS™ Robotics Invention System (e.g., RCX). ROBOLAB, like NQC, does not (...) (26 years ago, 1-Nov-99, to lugnet.announce, lugnet.robotics, lugnet.robotics.edu, lugnet.robotics.rcx.robolab, lugnet.loc.us.ma.bos, lugnet.admin.general)
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| | Re: Lego parts are featured in mcdonalds (Canada) happy meals currently
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(...) Same "campaign" is going on here in Sweden... //Harri Manni - 070-5850517 -"Do not take life too seriously.You will never get out alive." (26 years ago, 31-Oct-99, to lugnet.robotics)
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| | Re: walker that turns?
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|
(...) I think I've seen four-legged walkers that turn the same way that a tank tread vehicle turns -- walk the two legs on one side forward and the other side backwards. Not the most efficient way to do this, but possibly the easiest to construct. (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | Re: lego Technic "class"
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|
I know one thing that can ruin a motor.... Never drop it shaft down on the ground, even in dirt. I was carrying it across my yard, and it fell, and now will not work anymore. The shaft was jammed back inside the motor. If your motor will not turn at (...) (26 years ago, 31-Oct-99, to lugnet.robotics)
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| | Re: fast firmware downloader
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|
(...) Sorry, but I'm going to be stubborn on this one. I abhor short (often cryptic) filenames. In the NQC source tree, almost every class is in its own file, which is of course named after the class. So in a sense, truncating the filenames is more (...) (26 years ago, 1-Nov-99, to lugnet.robotics.rcx)
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| | Three point targeting system
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I thought of an idea, Im sure has been used before. Where you have three sensors (ie light or ir) equidistant on an arc and they are all pointing towards the center of the arc. So that when they are all the same value the source is both right in (...) (26 years ago, 1-Nov-99, to lugnet.robotics.handyboard)
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| | Re: 1.0 to 1.5 upgrade
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|
Kekoa Proudfoot wrote in message ... (...) My question too. I paid for both the RIS 1.0 and the Scout, but 'll be missing out on the new software to control the Scout from pc, which is in the RIS 1.5 update. I strongly believe this 'patch' should (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | Re: Scout secrets revealed
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Even som more Additional observations: - I made up a program to blink a spot on a computer screen as if it where a barcdode, but didn't succeed in triggering either the Code Pilot or the Scout. Don't know if it's fundamental or just in execution. - (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | Re: walker that turns?
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(...) There are probably many ways for a walker to turn. A simple one is the "triple gait cycle hexapod", which can walk both forwards and backwards, in addition to turning either way. I have made a triple gait cycle hexapod based on the Cybermaster (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | RE: 1.0 to 1.5 upgrade
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(...) It might be that it can - but you won't find any menus in RIS 1.5 program that let's you use the software for the Scout - I strongly believe this will be with a Scout version 1.5 (or 2.0 - depends). They still have to market the Scout in (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | Site--Comments?
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Hi All, For the ThinkQuest 2000 contest (www.thinkquest.com or org, i forget which) I was putting together a Mindstorms site with a group of two friends. I was wondering what people on the the newsgroup/list thought of the site in its under (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | RCX Byte Code listings
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Hi, I am looking for the most detailed version of the RCX Byte Code syntax available does anybody know where I can find such a document. If possible I would also like to find a copy of the Hitachi assembly code syntax. D Myers (26 years ago, 1-Nov-99, to lugnet.robotics)
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| |
| | ABC News coverage of "Astronaut Companion" Robot
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Since kids will have seen this on TV, it may be part of the current popular view of "Robots".. The link is: (URL) abstract: This Personal Satellite Assistant, or PSA, will hover in the weightlessness of space. It’s like having a buddy there to help (...) (26 years ago, 1-Nov-99, to lugnet.robotics.edu)
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| | RE: walker that turns?
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I have several walkers that turn at: (URL) of the walkers turn like a treaded tank, but one uses a middle leg to "rotate" when it is time to turn. Have fun building your walker.... Rich Thompson (URL) Message----- From: news-gateway@lugnet.com (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | RE: 1.0 to 1.5 upgrade
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FWIW The LEGO shop, Bluewater, UK on Saturday had the following: RIS 1.0 RIS 1.5 DDK RDS The RDS box said it would allow connection to a PC with a future expansion kit, as we already know. They also had the Technics StarWars Battle Droid - about £20 (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | How can I connect 100 photocells to my handyboard?
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Hi, For a project I'm working on, I need to track the output of one hundred (100) photocells. I don't need great accuracy on any of them, but maybe a ten-step resolution at the most. Is there a relatively standard or well-known method to gather (...) (26 years ago, 1-Nov-99, to lugnet.robotics.handyboard)
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| | Idea: Automatic garage
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Have you ever heard of automatic garages? Well, you drive your car onto a platform. Then, the platform starts moving around in the garage and when the computer on it finds a free parking lot, it´ll leave the car there. So, this is my idea: You drive (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | Re: !!! Laser attachments for Mindstorms !!!
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(...) you're (...) A flashlight is too big and heavy. A laser pointer is smaller and you´ll get a more compact design. --Tobias (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | Re: fast firmware downloader
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(...) I agree with your reasoning. The compiler I have decided to use (Watcom C/C++ v.11 from Powersoft) will compile from the platform I am developing on (NT 4) to the desired executing platform (DOS) and will use long file names just fine. Other (...) (26 years ago, 1-Nov-99, to lugnet.robotics.rcx)
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| | Official LEGO site has MindFest pics
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Sorry if anyone already posted this. I just saw it today. a NELUG mention (woo-hoo)! this URL is of an internal frame: (URL) from top URL to get to it propperly.) -Suz (26 years ago, 1-Nov-99, to lugnet.robotics.events, lugnet.loc.us.ma.bos)
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| | RE: fast firmware downloader
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(...) Great! I was using Borland C++ 3.0 because I happened to have the diskettes around. Remember when a C++ compiler fit on 5 (five) 3.5 diskettes? I have no problem with keeping the existing filename structure. It's readable, it serves the (...) (26 years ago, 1-Nov-99, to lugnet.robotics.rcx)
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| | Time available during 1 kHz system interrupt?
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Does anyone know the approximate amount of time available for user assembler programs which "add on" to the existing 1 kHz HB interrupt? Another way of stating that is...how much time is used by the 1kHz HB ISR code? --greg ***...*** * Greg Starr, (...) (26 years ago, 1-Nov-99, to lugnet.robotics.handyboard)
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| | SF Convention Robotics Demo
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Since Terry asked me over, and I hadn't noticed this group before... On October 23rd I did a robotics demo at a local SF convention in Denver Colorado. I was bummed this was on the same day as the SRS Robothon AND Mindfest, but, I made the best of (...) (26 years ago, 1-Nov-99, to lugnet.robotics.edu)
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| | RE: ABC News coverage of "Astronaut Companion" Robot
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Not to be a nudge or anything, but I doubt they use fans....there isn't much air up there to push around ;>) The astronaut back packs use compressed nitrogen, I believe. I don't think they use them (after the initial tests), because of the inherent (...) (26 years ago, 1-Nov-99, to lugnet.robotics.edu)
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| | Re: walker that turns?
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(...) Well, this might not be very feasible, but how about a joint in the middle that bends left or right? Hence, the body is normally straight, and then bends to the left or right when turning? In terms of plausibility with Lego, you'd have to use (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | Using ROBOLAB for FIRST LEGO League
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(An earlier version of this email was initially posted on thursday october 28th to lugnet.robotics) SLIGHTLY UPDATED FROM LAST WEEK: If your kids are using ROBOLAB in this years FIRST LEGO League, I've written a replacement for pages 27-36 in the (...) (26 years ago, 1-Nov-99, to lugnet.robotics.rcx.robolab)
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| | Re: Time available during 1 kHz system interrupt?
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Greg, As much as you want. Your program is executed until it is finished, then the system interrupt routines follow, and run until they are finished. Good Luck, Gary Livick (...) (26 years ago, 1-Nov-99, to lugnet.robotics.handyboard)
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| | Re: walker that turns?
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(...) that (...) to (...) making (...) ways (...) Basically what you really need is a variation on a limited differential, in Legos. Such a contraption could be useful in many projects, be they wheeled or legged. Ideally, you would want it so as (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | MindFest: videos, photos, report
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Hi all, I have made a report with a number of cool videos (and some photos) from the MindFest. Have a look at: (URL) Hautop Lund (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | Re: MindFest: videos, photos, report
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I have a question based on one model. It says "Anthony Fudd, who also built models for the LEGO MINDSTORMS American RoboTour, showed some very nice models. One of them was an almost holonomic robot, which had one set of wheels to drive forward and (...) (26 years ago, 1-Nov-99, to lugnet.general, lugnet.robotics)
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| | Re: MindFest: videos, photos, report
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Hi Alex, (...) Yes, only one set of wheels was in contact with the ground at a time. It scanns the ground in a grid fashion, looking for bricks to pick up. Jonathan ----- The Unofficial Guide to LEGO MINDSTORMS Robots (URL) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | Re: Does ic 3.1 really works properly?
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(...) Looks like it's time for my advertisement: Download HC11 patches for the GCC-2.8.1 compiler from my web page: www.eskimo.com/~archer or from ftp.eskimo.com/u/a/archer. They're GPL'ed, so they're free. Also on my home page is a link to the (...) (26 years ago, 1-Nov-99, to lugnet.robotics.handyboard)
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| | Re: RCX Byte Code listings
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(...) Hello, A description of RCX bytecodes is given by Kekoa Proudfoot in his RCX Internals: (URL) I think it is the most detailed description publicly available. Søren (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | organize a toolkit site (was Re: walker that turns?)
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(...) A non-Lego(TM) "Constructopedia" has been discussed before for just that purpose. The most promising work seems to be the Kego Constructopedia. See (URL) project seems to be in the hands of university students. In the mean time, I propose (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | Categorizing uploaded robot images on legomindstorms.com
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Folks, We'd like to categorize the robot/invention photos that have been uploaded to legomindstorms.com. I've come up with a tentative list of categories that I wanted to show the group before we begin the process of tagging the existing collection. (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | RE: 1.0 to 1.5 upgrade
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(...) You can't control the Scout from the PC with the RIS 1.5 update. All you get is instructions on how to control the Scout from a RCX by sending IR messages. There's a little sample program in the manual (screen shot), and a list of the IR codes (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | RE: Categorizing uploaded robot images on legomindstorms.com
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(...) Ummmm, WELCOME! <snipped many good categories> (...) I am assuming a mailer problem or you forgot the "r" at the end... :-) Will users be able to categorize their own inventions, and will there be more than one category per invention? If I (...) (26 years ago, 1-Nov-99, to lugnet.robotics)
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| | Re: Official LEGO site has MindFest pics
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(...) Hmm. Unfortunately, it doesn't give Henry the credit he deserves for having built the car himself, and it doesn't mention the other members of NELUG who had their own tables as being members. The former is much worse than the latter, in my (...) (26 years ago, 1-Nov-99, to lugnet.robotics.events)
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