 | | Re: Error opening //./legotower1
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/ted (and Ingolf) Thanks for this pointer. It works. /ed OOPS that should be \ed (...) (23 years ago, 26-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Rover Programming
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(...) That's one solution, but it isn't essential. The other solution is to assume every square is empty until you've explored it. Obviously, if you get a 'goto' instruction before you've completely mapped the domain, then there's a possibility that (...) (23 years ago, 26-Jun-02, to lugnet.robotics)
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| | Re: Friction on Rotation Sensor
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(...) I'd describe the problem to LEGO customer service, they'll probably replace it. Jürgen (23 years ago, 26-Jun-02, to lugnet.robotics)
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| | Re: Friction on Rotation Sensor
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Hi Mauro, Am Dienstag, 25. Juni 2002 22:54 schrieb Mauro Vianna: ... (...) ... the same for me. I thought of sending it back to the german distributor of Lego DACTA from where I got mine. Regards, Michael. (23 years ago, 26-Jun-02, to lugnet.robotics)
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| | Re: Rover Programming
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(...) Yep - VERY difficult. (...) It's *really* hard with any of the Lego Firmware options (eg NQC) because you can't access really large amounts of RAM. However, you could stand a chance with LegOS and GCC. (...) Unfortunately, you need THREE (...) (23 years ago, 26-Jun-02, to lugnet.robotics)
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| | Re: Friction on Rotation Sensor
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Here is a picture of the internals of the Rotation sensor. I don't know if this will help you. (URL) Fay THE SHOP (URL) Vianna" <mauro_vianna@hotmail.com> wrote in message news:GyA4r2.612@lugnet.com... (...) somebody (...) (23 years ago, 26-Jun-02, to lugnet.robotics)
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| | Re: Navigation using landmarks (Was: Re: lasers and RCX)
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(...) I don't want to cover the entire floor - just place a *few* of these things on the floor as landmarks. The idea is that the robot would run over one of these things, figure out exactly where it is (both position and heading) - and then use (...) (23 years ago, 26-Jun-02, to lugnet.robotics)
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| | Re: control multiple mindstorms robots using 1 IR tower!
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yes - have to use messages - there's an app somewhere that allows multiple RCXs to be RCed that was developed for BrickWars I think, multiple games pads on one PC control an RCX each. Principle is, each RCX is coded to obey a set of messages in a (...) (23 years ago, 21-Jun-02, to lugnet.robotics.rcx)
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| | Re: Error opening //./legotower1
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Ed - Take a look at patch [568061] posted on SourceForge by 'Ingolf'. The problem looks easily resolved by changing the '/'s to '\'s. I have not had a chance to verify this fix myself yet. /ted "Ed Manlove" <emanlove@ieee.org> wrote in message (...) (23 years ago, 25-Jun-02, to lugnet.robotics.rcx.legos)
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| | Friction on Rotation Sensor
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Hi, All. I'm having a problem with a rotation sensor and I was wondering if somebody already solved that. I have 2 rotation sensors. One of them works fine. The other one works well as a sensor but the rotating axle has considerable friction. Since (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: All Terrain Crane
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Wow! Jennifer, your work never ceases to amaze me. So much detail, so many complicated sub-systems, so little room for it all! Yet again another great model to marvel about. I'd like to also congratulate you on the excellent presentation you have (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: All Terrain Crane
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Excellent explanation, Jennifer (and amazing model too!!!). I just want to note to everyone that LEGO themselves modifies their own parts in their theme parks. In California, they use machined parts and motors from a custom machine shop adjacent to (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: All Terrain Crane
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"Steve Baker" <lego-robotics@crynwr.com> (...) Heresy schmeresy! Criticism is welcome! I feel the painted parts are the Right Thing here, only one type of brick is involved (1x7 liftarm) and the model had been built with the assumption that a white (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: All Terrain Crane
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"Simon Bogaert" <lego-robotics@crynwr.com> wrote in message (...) drive-axle (...) To be honest I have no idea! It certainly bears a lot of weight and is subject to a lot of friction when the wheels are steered, but I've not had it apart to check (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: Navigation using landmarks
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(...) Mauro, sorry if it is obvious (I am anovice here) you could connect the two wheels' axles to a differential (reverse one of the rotations). If the differential's body is stationary, the two wheel are rotating at same speed. (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: Lego Team Challenge or RIS?
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(...) Can I just confirm the view that the team challenge kit is the best bet. It is based on the v1.0 mindstorms package, which has several pieces different to RIS v2.0, but mostly this is advantageous: External power socket for RCX - good for (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: All Terrain Crane
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(...) Hee! Purism, of any sort, rests on a foundation of an assertion of wholeness. "There is no need" says the Purist, "of anything outside of The System, because The System is Whole and Complete." And for the record I say this about well roasted, (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: Lego Team Challenge or RIS?
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I think we'll probably go with Team Challenge, but I have a slight problem. I'm using MS RIS 2.0 with a serial port. Dacta offers a software upgrade for $30 to 2.5. However, I'm not sure if it will only run off USB. Well, maybe a call to Dacta (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: Navigation using landmarks (Was: Re: lasers and RCX)
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(...) Reducing the rotation sensor speed will probably get things worse: precision loss (less ticks per turn) and _more_ lost counts (see www.philohome.com/se...gorot.htm) Philo www.philohome.com (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: Lego Team Challenge or RIS?
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(...) The $30 is probably for the Teachers Guides which I hear are pretty good. Given the short time left before the class I think you should grab any materials they offer. It will take a little while to get up to speed with ROBOLAB. I think you (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: Lego Team Challenge or RIS?
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(...) I think you might be confusing Robolab with the older Control Lab product. Control Lab is (was?) an I/O box that connects to a computer via RS-232 and allows control of 8 motors, 4 passive sensors (touch/temperature) and 4 active sensors (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: Lego Team Challenge or RIS?
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(...) I think its the flexability...the robolabs offer additional inputs and outputs, and offer direct connection from the computer to the RoboLab Interface. Yes, the RIS does have the USB Infared Transmitter/Receiver, the allowance to program on (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: All Terrain Crane
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I can't figure out which is the greater sin: violating Lego Purist theology or critisizing a Lego Goddess. Then there's my sin: spending two hours reading, marveling, and, dare I say, worshipping Jennifer's work when I should be in bed. Some of the (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Lego Team Challenge or RIS?
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I've been working towards teaching a one week robotics class this summer with a friend using MindStorms RIS 2.0. The class is still 3 weeks away. The director went to order the kits and ended up contacting Dacta, which is the educational arm of (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: All Terrain Crane
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Whilst it's undoubtedly herasy to criticise one of Jennifer's gorgeous models, and I'm sure I'm gonna get flamed for saying it - but I can't help feeling that an unfortunate line has been crossed - with painted parts, modified parts and (...) (23 years ago, 25-Jun-02, to lugnet.robotics)
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| | Re: All Terrain Crane
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So this is what you've been doing all that time... ;-) I look at your pages (haven't read the page on the crane yet, but the pictures seem promising - reading will be something for tomorrow) and realise that you've been doing what I've been trying (...) (23 years ago, 24-Jun-02, to lugnet.robotics)
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| | Re: All Terrain Crane
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Hi Jennifer: I don't write much to the board, but I do read everything posted. I just wanted to let you know how much I enjoyed visiting your site. It's going to take some time to read everything you have posted there but then again thats the fun of (...) (23 years ago, 24-Jun-02, to lugnet.robotics)
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| | All Terrain Crane
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I've completed the web page for my model of a Demag AC50-1 all terrain crane and put it online here: (URL) model is entirely radio controlled and features some new gadgets from John Barnes. DAT files of the workings are there as well as some videos, (...) (23 years ago, 24-Jun-02, to lugnet.announce.moc, lugnet.technic, lugnet.robotics, lugnet.build, lugnet.loc.uk, lugnet.modelteam) !!
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| | Error opening //./legotower1
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I am getting a common (apparent in the legos newsgroup) error "Error 53: Opening //./legotower1" when I try to download a program. I do successfully use firmdl3 to download the kernel even using the --tty=usb option. But when I try to download a (...) (23 years ago, 24-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Navigation using landmarks (Was: Re: lasers and RCX)
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(...) which (...) direction (...) Somebody in this list already tried a pattern with 4 colors. If you can have all your floor covered with squares with 4 distinct colors, you can detect your aproximate position and direction. Unfortunatelly that (...) (23 years ago, 24-Jun-02, to lugnet.robotics)
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| | Re: Rover Programming
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(...) OK, why does it need to communicate with the PC? The primary problem is dead reckoning navigation - which is hard on the 'out of the box' RIS because it's very hard to make a robot that can turn a controlled amount or travel a controlled (...) (23 years ago, 24-Jun-02, to lugnet.robotics)
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| | *** name poll 2nd phase: make your votes ***
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Now is YOUR turn. I've collected the names and present them at the end of this posting. You can vote for ONE ( 1 ) name. Send an eMail to legOS-namepoll@gmx.de with: - the name you vote for - a phrase, choosen by you for example: I vote for: (...) (23 years ago, 24-Jun-02, to lugnet.robotics.rcx.legos)
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| | legOS new name: a remark
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some of you may have noticed that I didn't include some names. I contacted the LEGO group and asked them about their feelings for a new name. I got the following answer: The new name should not include any of our trademarks, such as: LEGO, (...) (23 years ago, 24-Jun-02, to lugnet.robotics.rcx.legos)
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| | serial wiring problems
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Hi, I’d like to connect a PAK VI PS/2 coprocessor to the Handyboard using its serial port. I’ve taken a RJ-11 telephone cable and cut it into two pieces, so that I’ve got on one side the leads of the cable without the RJ-11 plug which I want to (...) (23 years ago, 23-Jun-02, to lugnet.robotics.handyboard)
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| | Re: How do I switch other devices with my RCX.
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(...) AHAHAAHAHAHAHAHAHAHAHAHAHAAA! (my kind of humor) O, man, a day without laughter is a day not lived! For a more serious approach: see response to the other response. Thanks anyway, Chris! :D (23 years ago, 23-Jun-02, to lugnet.robotics)
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| | Re: How do I switch other devices with my RCX.
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Thank You, Rob, for your quick response. Judging from the two comments I've received, I should have elaborated a bit. I wanted to use a relay to switch the other circuit, but the it wasn't exactly clear to me what specifications the relay should (...) (23 years ago, 23-Jun-02, to lugnet.robotics)
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| | Re: How do I switch other devices with my RCX.
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Use the output (A, B, or C) to turn on the relay (you can pick those up at Radio Shack or wherever). The relay could be used to switch on a separate power source to power whatever device at whatever power/voltage you deem necessary. -Rob "Da Byte" (...) (23 years ago, 23-Jun-02, to lugnet.robotics)
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| | Re: How do I switch other devices with my RCX.
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(...) Simply pick up the other device and set it aside, then place the RCX in the location where the other device was. Tada! You have now switched the other device with your RCX! (23 years ago, 23-Jun-02, to lugnet.robotics)
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| | How do I switch other devices with my RCX.
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Hi! Problem: I want to switch other devices with my RCX. Does anyone know a feasible solution to this problem? Thank You! Da Byte (23 years ago, 22-Jun-02, to lugnet.robotics)
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| | Spybotics
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I don´t know if you have already seen this but maybe you can get some more info from it. (URL) (23 years ago, 22-Jun-02, to lugnet.robotics)
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| | Re: RCX infra-red code
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hi Vincent, you might take a look here (URL) Mientki (...) In lugnet.robotics.rcx, Vincent Grace writes: (...) (23 years ago, 22-Jun-02, to lugnet.robotics.rcx)
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| | RCX infra-red code
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Hey! Does anyone know what signals to send from a non-mindstorms infra-red transmitter to the RCX? (For instance how to send "message 1" to the RCX.) You can e-mail your answers to <kttgrace@eircom.net>. (23 years ago, 17-Jun-02, to lugnet.robotics.rcx)
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| | Re: Syngress Web Site For Ferrari's Mindstorms
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(...) I can confirm you that Syngress quickly solved the problem and those pages are now updated. They're also receiving more errata so they can put those on the site as well. If someone wants to report an error on the book, please write to: (...) (23 years ago, 21-Jun-02, to lugnet.robotics)
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| | control multiple mindstorms robots using 1 IR tower!
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Hi all! I'd like to control multiple mindstorms robots using one IR tower with replacing the default firmware for RCX unit to leJOS! Is it possible? I do consider the problem of how to distinguish the different RCX units inside the robots within the (...) (23 years ago, 20-Jun-02, to lugnet.robotics.rcx)
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| | Re: Pole-Balancing Robot
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(...) Wow! Is that ever fun to watch! I'm going to try to make one of my own now. Nicely done Iain! Keep up the great work. Dave!! (23 years ago, 20-Jun-02, to lugnet.org.ca.rtltoronto, lugnet.robotics)
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| | New blank Handy board PCB for sale
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HI I have some surplus Handy board (blank) PCB for sale. If you are interested have look at (URL) (23 years ago, 20-Jun-02, to lugnet.robotics.handyboard)
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| | Handy board PCB for sale
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HI I have some surplus Handy board (blank) PCB for sale. If you are interested have look at (URL) (23 years ago, 20-Jun-02, to lugnet.robotics)
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| | Re: Pole-Balancing Robot
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(...) Perhaps if you succeed you can call it a Legway? (23 years ago, 20-Jun-02, to lugnet.org.ca.rtltoronto, lugnet.robotics)
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| | RE: Robotic Vision (was: Video image analisys)
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I'm really starting to like this idea. ...wish I had the time *and knowledge* to do a HyperRvCAD :) Examples: (ASCII ART ALERT, use FIXED FONT to see): [VP]>-vs->[DTVP]>-vs...[ZF]->[DT] [DTVP]>-ds(x,y)->[DI...y,m)->[ZF] (...) (23 years ago, 20-Jun-02, to lugnet.robotics)
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| | Re: DJGPP & LegOS
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Dave, This files are also located on the legOS website (URL) am currently trying to find any information about the process to build these using the current set of tools (gcc, legOS, etc) Ed David Chen <dcchen@pacbell.net> wrote in message (...) (23 years ago, 20-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: DJGPP & LegOS
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I had once burned a CD-R with the entire conents of my DJGPP and LegOS directories with working binaries for firmdl.exe (for uploading your .srec firmware, includes the fast Xmit mode) and dll.exe (for loading your compiled programs) for someone who (...) (23 years ago, 20-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Syngress Web Site For Ferrari's Mindstorms
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(...) You should tell them (or me and Mario) about the errors you've found, so they can add them to the errata. With both IE5/6 and Mozilla1.0 the NQC programs, links, and E-Book download work fine (of course, you can download the electronic version (...) (23 years ago, 20-Jun-02, to lugnet.robotics)
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| | Re: Pole-Balancing Robot
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(...) And for an even bigger challenge, allow the pole to tilt in both X & Z directions! ROSCO (23 years ago, 20-Jun-02, to lugnet.org.ca.rtltoronto, lugnet.robotics)
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| | Re: Pole-Balancing Robot
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(...) That's really cool! The video rocked--it's really quite nifty to see a robot trying to adapt in realtime to its situation. Iain suggested we do something like this for rtl13. Though that is a while off (we still have 11 and 12 on deck for the (...) (23 years ago, 20-Jun-02, to lugnet.org.ca.rtltoronto, lugnet.robotics)
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| | Re: Pole-Balancing Robot
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"Rob Hendrix" <rob.removebeforesen...msltc.org> wrote in message news:GxzHCA.M1A@lugnet.com... (...) interested in this problem as well. Iain (23 years ago, 20-Jun-02, to lugnet.org.ca.rtltoronto, lugnet.robotics)
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| | Re: Pole-Balancing Robot
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(...) OOO...OOOPSSSSSSSS!!!! Sorry. Here it is.... (URL) Junkyard Wars and writing posts doesn't mix well. (23 years ago, 20-Jun-02, to lugnet.org.ca.rtltoronto, lugnet.robotics)
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| | Re: Pole-Balancing Robot
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"Rob Hendrix" <rob.removebeforesen...msltc.org> wrote in message news:GxzGty.Kw6@lugnet.com... (...) can't (...) Um, I really don't know how to answer that. :) Iain (23 years ago, 20-Jun-02, to lugnet.org.ca.rtltoronto, lugnet.robotics)
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| | Re: Pole-Balancing Robot
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(...) Is this what you're looking for? -Rob (23 years ago, 20-Jun-02, to lugnet.org.ca.rtltoronto, lugnet.robotics)
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| | Pole-Balancing Robot
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While I know a few other people have done this before (even though I can't find anything online!), this is new to me. But I thought I'd give it a go anyway. This is my first attempt at doing a "pole-balancing" robot. It's hard! Suposedly there are (...) (23 years ago, 20-Jun-02, to lugnet.org.ca.rtltoronto, lugnet.robotics)
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| | Re: Compass or Gyro
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About the most economical way to install a compass is the Dinsmore analog unit. It has two analog outputs which you will need to do some serious processing on, they aren't sin and cos, so you have to do a sort of arctan and then lookup table (...) (23 years ago, 19-Jun-02, to lugnet.robotics)
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| | Re: Compass or Gyro
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(...) Derek, what you need to assess is how stable you need a reading (I guess you want an heading). A compass needs a stable platform to provide you with a decent value. Any acceleration (turning is a kind of acceleration) is going to spoil you (...) (23 years ago, 19-Jun-02, to lugnet.robotics)
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| | Re: Syngress Web Site For Ferrari's Mindstorms
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Yes, very odd. After I signed in and copied the link, I got to the NQC file. Thanks. I'm using NScape 4.76. Never recall having that happen before. I'm surprised they don't have an errata on the book. I've noted at least 5-6 obvious errors in the (...) (23 years ago, 19-Jun-02, to lugnet.robotics)
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| | Re: Re: Scheduler patch
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Joel, I had planned on another post to provide a link to the code sample, but have run very short on time. I will try to get that up soon. I believe the sensor handling issue is a real issue. However, I have yet to see a simple solution that (...) (23 years ago, 19-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Following a Line with a Bad Start
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(...) Usually, if your robot starts perpendicular to the line, it will move like it's in a sharp turn, and then it will proceed to follow the line. (sometimes, a 90 degree turn is allowed in the course) Generally, with this type of thing (line (...) (23 years ago, 19-Jun-02, to lugnet.robotics)
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| | Re: Syngress Web Site For Ferrari's Mindstorms
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Thanks. When I do that I get to a page with a number of book titles on the left. I then select the Mindstorms book, and get to a page that appears to just advertise (add to cart) the book. It shows a table of contents, and off to the right mentions (...) (23 years ago, 19-Jun-02, to lugnet.robotics)
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| | Re: Syngress Web Site For Ferrari's Mindstorms
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Use the passsword to log into Syngress Solutions: (URL) should find a zip-file of ncq-code, links to the many sites mentioned by the book, and access to the pdf-version of the book. - Thmas Hoeg-Jensen ----- Original Message ----- From: "Wayne (...) (23 years ago, 19-Jun-02, to lugnet.robotics)
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| | Re: ArtBot -- The Inside Story (program)?
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I think I've discovered my hangup with the redraw capability. It is likely that it does not need a line following method. After one set of three petals is drawn, all one needs to do is to detect where the last line drawn is, which shouldn't be very (...) (23 years ago, 19-Jun-02, to lugnet.robotics)
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| | Following a Line with a Bad Start
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I'm just getting into MS RIS 2.0 and started looking at some of the suggested code for line following. It's generally clear, but it looks like it's best used when a robot is placed parallel to the start of a line and on the line. I'll probably build (...) (23 years ago, 19-Jun-02, to lugnet.robotics)
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| | Syngress Web Site For Ferrari's Mindstorms
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What's with the Syngress web site for the Ferrari brothers book on Mindstorms? The book implies it contains all sorts of additional info about their book. I registered and got a password. I must have missed something because I find zippo there. -- (...) (23 years ago, 19-Jun-02, to lugnet.robotics)
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| | Re: DJGPP & LegOS
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Here's some work that was done on May 23, 2002... (URL) Original Message ----- From: "Steve Hassenplug" <hassenplug@mail.com> Date: Wed, 19 Jun 2002 13:51:33 GMT To: lugnet.robotics.rcx....lugnet.com Subject: Re: DJGPP & LegOS (...) (23 years ago, 19-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: DJGPP & LegOS
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Well, here's a step in the right direction. (URL) I just have to figure out what it means. (23 years ago, 19-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Linux, Cygwin, LegOS
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As I said before: ("LegOS Team"=Unix)=Generalization I think I'm in the same boat as you, Ed. Personally, I really don't want to re-write the kernel (there are other more qualified people working on that) however I'm very interested in making LegOS (...) (23 years ago, 19-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Linux, Cygwin, DJGPP: what is it all about?
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Steve, (...) LegOS? I have been looking into this (in between spending time with my family who is town and sneaking on the computer when my wife is not looking). Basically I don't know yet. If you search this newsgroup there is an individual Rossz (...) (23 years ago, 19-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Re: Scheduler patch
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Joe I think proportional timeslicing would be a nice thing if the implementation would be efficient and straightforward. I don't consider my patch to be that. Would still be nice to see a snippet of your code. How do the other kernel developers feel (...) (23 years ago, 19-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Linux, Cygwin, DJGPP: what is it all about?
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What exactly needs to be done to 'upgrade' DJGPP to work with the new LegOS? Are these same changes required for cygwin? I assume the 'unix' part of this is done by the "LegOS Team", which means it works with Cygwin, but now someone (like Ed) needs (...) (23 years ago, 19-Jun-02, to lugnet.robotics.rcx.legos)
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| | Java version of DiscShooter
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Since there doesn't seem to be alot of activity in the java group (particularly for beginners), I'm posting my java version of the DiscShooter program from the Advanced Builders Set. Let's see some other examples out there! /** * @author robweeks * (...) (23 years ago, 19-Jun-02, to lugnet.robotics.rcx.java)
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| | Re: Linux, Cygwin, DJGPP: what is it all about?
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(...) I don't expect too many people to find it. It has been removed from legOS homepage and I had to dig into some archives for the link. (...) TRUE, VERY TRUE! (...) I think the simple answer to this is "Windows users have two options Cygwin and (...) (23 years ago, 18-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Scheduler patch
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I have found that using proportional timeslicing works great in many situations. It is more forgiving for new developers, since a "runaway" process will not block processes of lower priority. (runaway process used here to mean a process which never (...) (23 years ago, 18-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: RCX 1.0 power questions
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(...) You can change the batteries on any RCX (not plugged in) without losing programming. Just make sure it is turned off and change one battery at a time, so that it never loses power for more than a few seconds (maybe you also have to disconnect (...) (23 years ago, 18-Jun-02, to lugnet.robotics.rcx)
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| | Re: *** Remainder: legOS new name poll ***
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How many names have neen suggested? 1? 100? ... (...) (23 years ago, 18-Jun-02, to lugnet.robotics.rcx.legos)
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| | Help: USB IR Tower driver crashes my Windows XP
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I have installed the USB IR Tower driver following LEGO instructions on Windows XP. But every time, Windows XP will hang when any software trys to communicate with the IR tower through the USB port The software that make my Windows XP crashes (...) (23 years ago, 18-Jun-02, to lugnet.robotics)
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| | *** Remainder: legOS new name poll ***
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Remember that the search for the new name for legOS is en route. The procedure is the following: 1) send your name proposals (10.06. - 22.06.) Please mail me your name ideas. Do this with a personal e-mail to: legOS-namepoll@gmx.de The subject line (...) (23 years ago, 18-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Linux, Cygwin, DJGPP: what is it all about?
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Hello Ed, problems, problems, problems :) <sigh> Never knew your DOS life is so complicated. Seems urgent to handle this for the new release (easy to say this because I don't have a DOS based legOS system...) (...) Never saw this link. (...) Really? (...) (23 years ago, 18-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Linux, Cygwin, DJGPP: what is it all about?
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Hello Steve, (...) I don't see a problem in the inclusion of a legOS.srec. But I don't know what happens if you compile your user programs with some other compiler then that building the legOS.srec. And I think that compiling the legOS system is a (...) (23 years ago, 18-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: L-Rex Escapes
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(...) OMGoodness!! That is the neatest thing I have seen in a long time!!! It's up there with Mr. Sato's dog! Keep up the great work! Dave!! (23 years ago, 18-Jun-02, to lugnet.robotics.rcx)
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| | Re: RCX 1.0 power questions
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(...) Yes and Yes *1 Do it all the time. The 9v transformer that comes with LEGO 9V Trains is perfect for plugging into the RCX. I also have had an RCX plugged in for about a year and a half with batteries inside to boot (*not* officially (...) (23 years ago, 18-Jun-02, to lugnet.robotics.rcx)
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| | Re: Compass or Gyro
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Derek, I think the sensor you need really depends on the application. I believe a compass would be better for absolute positioning, and a gyro would be better for relative positioning. I don't really know a lot about gyro's, but I think that will (...) (23 years ago, 18-Jun-02, to lugnet.robotics)
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| | RE: intro and question
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(...) Dean, all of these points are valid. I first learned to program on my HP-41CV calculator, which is a wierd mix of Forth and Assembler. In the end, the deep knowledge of what's happening at the chip level makes me a much better and versatile (...) (23 years ago, 18-Jun-02, to lugnet.robotics)
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| | Re: LEGO cuts the price of the RCX Brick
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The 9709 RCX Programmable Brick is sold out on LEGO.com but I know that the LEGO Outlet store in Dawsonville Georgia still have a bunch, and for the same price. They will ship to anywere in the US, 706-216-2800. jt ---...--- James J. Trobaugh (...) (23 years ago, 18-Jun-02, to lugnet.robotics.rcx, lugnet.market.shopping)
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| | RCX 1.0 power questions
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1) Can I change the batteries when the RCX is plugged in without losing programming? Is it safe to do? 2) Can I unplug the RCX (with working batteries in it) transport it then plug it in without losing programming? Jude (23 years ago, 18-Jun-02, to lugnet.robotics.rcx)
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| | ArtBot -- The Inside Story (program)?
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Well, I built the Artbot and loaded the sample software. The intended goal is to first draw the three leaf pattern and then follow it (line following) in the next several iterations drawing another line inside the last one. I suspect that the (...) (23 years ago, 18-Jun-02, to lugnet.robotics)
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| | Re: LEGO MINDSTORMS: Robotics Invention System 2.0
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It works fine. Just make sure that you have administrator access on the machine you will be using, otherwise you won't be able to use the USB tower. (...) (23 years ago, 18-Jun-02, to lugnet.robotics.rcx)
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| | Re: LEGO MINDSTORMS: Robotics Invention System 2.0
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It works for me just fine. You have to jump through some hoops to get Vision Command working, but that too works. (...) (23 years ago, 18-Jun-02, to lugnet.robotics.rcx)
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| | Re: RCX underwater
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From my post to Re: NY aqueduct tunnel inspector bot (URL) ... The University of Rhode Island Oceanography Undergraduate/Graduate Program entry to the 2000 International Autonomous Underwater Vehicle Competion (AUVISI - (URL) won the competition (...) (23 years ago, 18-Jun-02, to lugnet.robotics)
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| | Re: Linux, Cygwin, DJGPP: what is it all about?
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Michael, I agree with you up to ... (...) if (...) wanting (...) here. (...) And I quote from the section "A stark moral choice" in the document The GNU Project ((URL) I looked for a way that a programmer could do something for the good. I asked (...) (23 years ago, 18-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: N. California Sites/Events?
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(...) You're right, and I knew that. Sorry, I mistyped. (23 years ago, 18-Jun-02, to lugnet.robotics)
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| | Re: N. California Sites/Events?
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(...) I always thought it was "Adult FAN of Lego"...but that way works too. ---...--- Steve Baker ---...--- Mail : <sjbaker1@airmail.net> WorkMail: <sjbaker@link.com> URLs : (8 URLs) (23 years ago, 18-Jun-02, to lugnet.robotics)
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| | Re: N. California Sites/Events?
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(...) You can, if one vendor has those things in his/her shop. Or you can put in several orders with different shops. Search for the most rare thing from your list, and then when you get a list of shops that offer that part, browse around to see if (...) (23 years ago, 18-Jun-02, to lugnet.robotics)
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| | Re: intro and question
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(...) Well, I can understand that - which is why I suggested NQC as an alternative. It'll be harder to learn this way - but if it keeps you motivated to work at it then you may ultimately have more success than if you'd gone the other way and given (...) (23 years ago, 18-Jun-02, to lugnet.robotics)
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| | Re: N. California Sites/Events?
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Thanks. Can I put in an order like this: 1 differential gear 6 10-lug axles 20 2x8 bricks 4 24t gears etc.? I suspect not, but I sure would like something close. I think I'll go to the BayLug and see Tom McDonald. He sounds like he could provide (...) (23 years ago, 17-Jun-02, to lugnet.robotics)
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