 | | New camera for lego mindstorms Ev3 and Raspberry Pi
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We have just launched a kickstarter for RoboSnap - a camera that detects colored objects, the approximate size and shape of the objects and takes low resolution images so you can see what your robot sees. You can program with Snap!, Scratch, C and (...) (9 years ago, 13-May-15, to lugnet.robotics)
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| | Re: New Version of 9V Geared Motor
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(...) Dear Mark I couldn't find any data about the radios of 43362 motor in the website. Do you have any information about this motor's radios? Best Regards Sahar (9 years ago, 27-Apr-15, to lugnet.robotics, lugnet.technic)
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| | PlastiBots is giving away a book
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Soo.. it's been a long time since I've been here.. I wanted to shed some light on plastibots.com given it's been around since I started building RCX robots. So, I've decided to give away one of the books I co-authored - Building Robots with LEGO (...) (9 years ago, 18-Feb-15, to lugnet.robotics)
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| | Re: EV3
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Did anyone answer this for you? I am not an expert by any means but here’s my opinion. No and Yes (maybe). As it comes in the box there is not a power jack so… No. If you buy the battery pack and charger, you could theoretically have it plugged in (...) (9 years ago, 5-Dec-14, to lugnet.robotics)
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| | EV3
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Does anyone know if the EV3 can take an AC Adapter to power it up like the 1st generation RCX could? Thanks -Ahui (9 years ago, 2-Dec-14, to lugnet.robotics)
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| | This Cyborg Arm Is the First Step to a Badass LEGO Mech Suit
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This Cyborg Arm Is the First Step to a Badass LEGO Mech Suit At some point in your nerdy childhood, you surely imagined what it would be like to build an entire exoskeleton out of Lego. How much fun would that be to have a LEGO creation you could (...) (10 years ago, 12-Aug-14, to lugnet.mediawatch, lugnet.general, lugnet.robotics, lugnet.lego, FTX)
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| | BrickFair VA 2014 MINDSTORMS Contests
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BrickFair VA will be holding four separate contests for LEGO MINDSTORMS enthusiasts this year. The long-running favorites Stock Sumo and Unlimited Sumo will be held as usual, and the Capture the Flag contest is returning from last year. There will (...) (10 years ago, 1-Jul-14, to lugnet.events.brickfair, lugnet.robotics)
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| | Import NXT 1.0 models into NXT 2.0 software?
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I have both versions of the NXT set, and I would like to have a single software installation that has both the 1.0 and 2.0 models. Is there any way to import the 1.0 models and tutorials into the 2.0 software? (10 years ago, 15-Apr-14, to lugnet.robotics)
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| | Re: Updated NXT Software?
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That's where I started. Clicking on Download on that page takes you to another page that says NXT. Clicking Download on that page takes you to a page that says you're about to install the EV3 software. This is where I stopped the first time. But as (...) (10 years ago, 3-Apr-14, to lugnet.robotics)
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| | Re: Updated NXT Software?
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(...) (10 years ago, 2-Apr-14, to lugnet.robotics)
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| | Updated NXT Software?
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I'm trying to install NXT software on a new machine from the NXT 2.0 CD, and from reading around it sounds like there have been some updates. Unfortunately, the Lego site only has EV3 software. You can find pages that talk about the NXT software, (...) (10 years ago, 2-Apr-14, to lugnet.robotics)
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| | EV3 Motor Control/Chasing a Target Position
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The EV3's motor block can move a servo x number of degrees in a given direction, and the motor stops when it reaches this target. It then continues on to the next block in the program. Some time ago, HiTechnic released a block for NXT that would (...) (11 years ago, 25-Nov-13, to lugnet.robotics)
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| | Re: Multiple Motors/Synchronizing Movement
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I got it to work, only almost a year late replying :) (URL) crickets in Lugnet, eh?) -Iain (11 years ago, 16-Nov-13, to lugnet.robotics.nxt)
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| | EV3 Medium Motor w. NXT
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Does the EV3's "Medium Motor" work with the NXT? -Iain (11 years ago, 16-Nov-13, to lugnet.robotics.nxt)
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| | Re: Activating an EV3 forum?
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You can call me Chris :) (...) (11 years ago, 11-Sep-13, to lugnet.robotics)
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| | Re: Activating an EV3 forum?
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(...) Hey Tai, Under the Edit Menu there is a Change Language. Mine only shows English when that option is clicked. Seems to me, the software is setup for localization. Maybe you can contact Lego and get the SDK and provide the Vietnamese language (...) (11 years ago, 11-Sep-13, to lugnet.robotics)
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| | Re: Activating an EV3 forum?
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(...) Hey Tai, Download the commercial EV3 software from www.lego.com/mindstorms link provided by bennetc5 who owns an EV3 set. I'm reviewing the language manual and acquainting myself with the User Interface. As they say, once you know how to (...) (11 years ago, 11-Sep-13, to lugnet.robotics)
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| | Re: Activating an EV3 forum?
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Glad the EV3 software download is free. It would definitely support the students working on their programs outside of the lab. Of course, in many of the Title I schools, many have no access to home computers. It's going to be interesting how younger (...) (11 years ago, 11-Sep-13, to lugnet.robotics)
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| | Re: Activating an EV3 forum?
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(...) Love it! My young students haven't melted anything yet, but they've sure twisted a lot of axles in battle. Is the software only downloadable with a purchase key? It would be interesting to have my students download the software onto their home (...) (11 years ago, 10-Sep-13, to lugnet.robotics)
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| | Re: Activating an EV3 forum?
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Also I got an interesting reply from lego. I asked them why all of their motors were slow. I MOC'ed a 8090 Supercar together with a 30,000 rpm 7.2 Hobby RC motor. Great in theory… reality not so much. I got it to move quickly and I spun a tire off (...) (11 years ago, 9-Sep-13, to lugnet.robotics)
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| | Activating an EV3 forum?
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Saturday Academy, the non-profit I taught summer camps for, provided my class with pre-ordered NXTs the week they became available. That was before the recession. They are in no position to replace their 60+ NXTs with the same amount of EV3 in the (...) (11 years ago, 9-Sep-13, to lugnet.robotics)
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| | BrickFair VA 2013 MINDSTORMS Contests
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BrickFair VA will be holding four separate contests for LEGO MINDSTORMS enthusiasts this year. The long-running favorites Stock Sumo and Unlimited Sumo will be held again as usual, and there are two new contests as well, Capture the Flag and Journey (...) (11 years ago, 17-Jun-13, to lugnet.events.brickfair, lugnet.robotics)
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| | Brickworld 2013
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Good afternoon everyone, If you have not heard, Brickworld 2013 will be held at a new home - The Renaissance Hotel & Convention Center in Shaumburg, IL. This move is in response to the attendees desire to hold the event in a single room. We will be (...) (11 years ago, 15-Feb-13, to lugnet.events.brickworld, lugnet.fun.community, lugnet.announce, lugnet.general, lugnet.events, lugnet.robotics, lugnet.trains, lugnet.castle, lugnet.pirates, lugnet.space, lugnet.people, FTX)
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| | Re: LEGO announces latest MINDSTORMS verion: EV3
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(...) snip (...) Already mention the Mindstorms EV3 Press Release information in Mediawatch, General, Lego and Robotics newsgroup. -Abner (11 years ago, 8-Jan-13, to lugnet.robotics)
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| | Re: LEGO announces latest MINDSTORMS verion: EV3
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(...) snip (...) Already mention the Mindstorms EV3 Press Release information in Mediawatcth, General, Lego and Robotics newsgroup. -Abner (11 years ago, 8-Jan-13, to lugnet.robotics)
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| | LEGO announces latest MINDSTORMS verion: EV3
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In case no one has noticed, earlier today LEGO announced their newest MINDSTORMS version at CES. This version is called the EV3, and will be released later this year. I'll let you do your own web searches for official announcements, pictures, and (...) (11 years ago, 8-Jan-13, to lugnet.robotics, lugnet.announce)
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| | Re: Kalman Filter on the NXT
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(...) That's what the Kalman filter is about. One of its important application areas is navigation (from rockets to ships and robots). In our example, we try to develop the implementation for a robot driving in one only dimension, the x-axis. And (...) (11 years ago, 29-Dec-12, to lugnet.robotics)
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| | RE: Kalman Filter on the NXT
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I have a memory from attempting to use the Kalman filter, starting with a model, and working through the math, that it made some assumptions, which importantly included an originally good sensor signal subsequently clouded by noise. Kalman can (...) (11 years ago, 28-Dec-12, to lugnet.robotics)
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| | Re: Kalman Filter on the NXT
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(...) All over my head. But, if and when I actually get my GPS robot working, I'm going to look this up again. Dave K (11 years ago, 28-Dec-12, to lugnet.robotics)
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| | Re: Flying LEGO
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(...) That's really cool! Another aspect of this hobby that people can delve into. Dave K (11 years ago, 28-Dec-12, to lugnet.robotics)
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| | Kalman Filter on the NXT
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The Kalman Filter may be perceived as a discouraging, almost occult calculation method. Many do apply the filter just by following some "cooking recipes", and they don't care much about the internals. However, if the filter is well studied and (...) (11 years ago, 28-Dec-12, to lugnet.robotics)
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| | Flying LEGO
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A LEGO Arducoptor: (URL) (11 years ago, 27-Dec-12, to lugnet.mediawatch, lugnet.robotics, lugnet.general)
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| | Danish LEGO Group supports World Robot Olympiad
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Danish LEGO Group supports World Robot Olympiad From November 9-11, 2012, World Robot Olympaid 2012 is held in Kuala Lumpur, Malaysia. For several years in a row, Danish LEGO Education has been a main sponsor of World Robot Olympaid (WRO). This (...) (12 years ago, 9-Nov-12, to lugnet.mediawatch, lugnet.general, lugnet.robotics, FTX)
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| | Re: "Casemate explorer" project resumed
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(URL) (12 years ago, 27-Oct-12, to lugnet.robotics, FTX)
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| | "Casemate explorer" project resumed
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Last academic year we started an ambitious project with the LEGO compatible (URL) Tetrix> robotic kit: (URL) Casemate> Explorer As the City of Luxembourg is undermined by casemates, which are vaulted chambers of the old fortress, our robot should be (...) (12 years ago, 27-Oct-12, to lugnet.robotics, FTX)
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| | Re: Raspberry Pi and Berry Box – The Transparent Case
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(...) I just received my Raspberry Pi (lastest revision which is Rev 2 with 512 MB of RAM) and will be building a Lego case for it. There are several Lego case designs out there for public consumption: Lego case which can be ordered (instructions (...) (12 years ago, 18-Oct-12, to lugnet.robotics, FTX)
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| | Re: Multiple Motors/Synchronizing Movement
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(...) I recently had a MOC where I wanted to do something similar (only 2 axes though). After spending a little while on it, I gave up, and just moved both axes at the same speed until both reached their target. Means they usually arrive at (...) (12 years ago, 9-Oct-12, to lugnet.robotics.nxt)
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| | Re: Multiple Motors/Synchronizing Movement
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(...) That sounds like a sensible solution. Play well, Jacob (12 years ago, 24-Sep-12, to lugnet.robotics.nxt)
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| | Multiple Motors/Synchronizing Movement
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Hi all, I'm only just now making the transition from RCX to NXT. The power of the new servos is really something. For years I've "hard-coded" my own servo code to couple a rotation sensor to a gearmotor to do setpoint-based positioning for (...) (12 years ago, 22-Sep-12, to lugnet.robotics.nxt)
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| | Re: Eureka! Problem Solving with LEGO Robotics
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(...) (URL) ntspress.com> (12 years ago, 8-Sep-12, to lugnet.robotics, FTX)
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| | Eureka! Problem Solving with LEGO Robotics
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I'm happy to announce my book : Eureka! Problem Solving withe LEGO Robotics <link (URL) The book is intended for interested readers who wish to tackle demanding challenges from science and technology, and who want to be challenged by LEGO robotics (...) (12 years ago, 8-Sep-12, to lugnet.robotics, FTX)
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| | Re: WeDo Robotics Resource Set inventory
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(...) Found it through LEGO Education (go to set, select quantity, click on "resources in the box on the right and select "element survey") https://c10645061.ss...ements.pdf Jetro (12 years ago, 3-Aug-12, to lugnet.robotics.edu)
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| | Re: Faster Firmware/Motor Control
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(...) D'oh... I'm posting this because I'm sure I'm not the only one who missed this: I didn't realize there's a drop-down when BricxCC starts up, to select "Swan" instead of "RCX" when making the first handshake with the brick. After doing that, it (...) (12 years ago, 19-Jul-12, to lugnet.robotics.rcx)
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| | Re: Faster Firmware/Motor Control
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(...) (snip) (...) BrixCC doesn't recognize "wait1Msec", and when I try to download a program with it, it just gives me an error. That's kind of what I was getting at with the motor power stuff; I can tell the RCX can handle more motor powers, but (...) (12 years ago, 18-Jul-12, to lugnet.robotics.rcx)
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| | Re: Faster Firmware/Motor Control
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(...) Thanks for the link! (...) The documentation on this page (URL) mentions the following: "new wait1Msec opcode to perform program waits using one millisecond resolution" Maybe that is what you are looking for. (12 years ago, 18-Jul-12, to lugnet.robotics.rcx)
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| | Re: Faster Firmware/Motor Control
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(...) Hi Dave, Thanks - I tried to send you a note, but your email bounced... I found this site: (URL) downloading the 100x firmware, I can tell that it is a different firmware (different clock, tone on button press is different, etc.) - however, it (...) (12 years ago, 18-Jul-12, to lugnet.robotics.rcx)
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| | Re: Faster Firmware/Motor Control
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(...) I have it and use it exclusively. i'll mail you a copy when i get your e-mail sddess Take care, Dave K (...) (12 years ago, 17-Jul-12, to lugnet.robotics.rcx)
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| | Faster Firmware/Motor Control
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Hi all, One of the common ways I like to control the speed of a gearmotor (in NQC) is by introducing a loop, for example, like this: while(true) { OnFwd(motor); Wait(a); Off(motor); Wait(b); } I often do this as a motor approaches a setpoint (say an (...) (12 years ago, 17-Jul-12, to lugnet.robotics.rcx)
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| | Re: BrickOS Patches and Development
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(...) Excellent, Matthew. Many thanks for keeping the project alive and moving forward. I've uploaded a little patch with the edge counting (which I needed once upon a time when I tried to build a plotter without any rotation sensors) re-implemented (...) (12 years ago, 17-May-12, to lugnet.robotics.rcx.legos)
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| | Re: Question about NXT rechargeable battery
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It never hurts to ask LEGO customer support... (12 years ago, 17-May-12, to lugnet.robotics)
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| | Re: Question about NXT rechargeable battery
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(...) Hi Frances, Unfortunately, it may not be recoverable. Rechargeables can lose their ability to hold a charge if left unused for long periods. Having said that, I generally leave my NXT rechargeables attached, sometimes for long periods, and (...) (12 years ago, 16-May-12, to lugnet.robotics)
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| | MinuteBot Base
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There is a great project for creating a technic/MINDSTORMS baseplate on Kickstarter that could be a great classroom or hobbydesk testbase as well as provide a sturdy base (or side) for many Robotics projects. Have a look at the (URL) Base website> (...) (12 years ago, 14-May-12, to lugnet.robotics, FTX)
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| | Question about NXT rechargeable battery
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I bought a rechargeable battery for my NXT and was very happy with it. However, I have ended up not using the NXT for some months and the rechargeable battery was left in the NXT. This weekend, I went to recharge the battery, it has been on the (...) (12 years ago, 14-May-12, to lugnet.robotics)
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| | Re: Raspberry Pi and Berry Box – The Transparent Case
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|
(...) Initially (at least) the Pi comes without a case, so I expect it is just a matter of building around it so it doesn't rattle too much. I haven't received mine yet, but I'll take a moment to see how well a pure LEGO case can work. It feels a (...) (12 years ago, 13-Apr-12, to lugnet.robotics, FTX)
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| | Raspberry Pi and Berry Box – The Transparent Case
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Hi all. I don't know how many people around here have heard of the Raspberry Pi, but I saw that someone is working on a Lego compatible case for it. The Raspberry Pi is a computer on a chip that is really cheap. This would seem to be an inexpensive (...) (12 years ago, 12-Apr-12, to lugnet.robotics)
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| | WeDo Robotics Resource Set inventory
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Can anyone help me get a copy of the inventory for the WeDo Robotics Resource Set 9585? Many thanks in advance. Jetro (12 years ago, 27-Mar-12, to lugnet.robotics.edu)
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| | Re: NXT and iPod touch
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Hi all. Now it is possible to control the NXT from every Apple iOS device. (URL) (12 years ago, 29-Feb-12, to lugnet.robotics)
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| | LEGO arm and hand
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Check out this life-size LEGO arm and hand. It's pretty amazing. (URL) (12 years ago, 23-Feb-12, to lugnet.robotics, lugnet.technic, lugnet.announce)
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| | Re: NQC and RCXCC
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(...) Never mind I got it now! It's a 2 step process. 1) Use the instructions you provided to set the "variable" in Windows XP. !!!RESTART THE COMPUTER!!!! !!!RESTART THE COMPUTER!!!! 2) When you start BrixCC select RCX2 from the drop-down list. (...) (12 years ago, 1-Feb-12, to lugnet.robotics.rcx.nqc)
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| | Re: NQC and RCXCC
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<<snip>> (...) Thanks ROSCO I did that and it does work when I am using the "command line" of NQC. When I do either: nqc -Trcx2 -d counter.nqc or nqc -d counter.nqc However in BricxCC when I hit compile I get an error saying Undefined function (...) (12 years ago, 1-Feb-12, to lugnet.robotics.rcx.nqc)
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| | Re: NQC and RCXCC
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(...) Hi Ahui, You can set environment variables on XP by going to Control Panel / System, click Advanced tab, and click "Environment Variables" near the bottom. You can add it to either system variables (available to all users) or just for the user (...) (12 years ago, 1-Feb-12, to lugnet.robotics.rcx.nqc)
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| | Re: SetUserDisplay?
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(...) ???? Still a bit confused on this? I am running WinXP and not sure where to use the SET command? Opening up a DOS windows via CMD does show that I have this: NQC_OPTIONS=-Trcx2 along with a lot of other windows variables but when I go and (...) (12 years ago, 1-Feb-12, to lugnet.robotics.rcx.nqc)
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| | Re: NQC and RCXCC
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(...) he,he,he... I'm going to bring back a 12 year old thread. I'm using Windows XP and cannot figure out how to set the NQC_OPTIONS=-Trcx2 option. Any idea? -Ahui (12 years ago, 1-Feb-12, to lugnet.robotics.rcx.nqc)
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| | KURUKSHETRA!!!!!
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The first UNESCO-certified festival in the country, Kurukshetra of College of Engineering, Guindy, Anna University, is to be held from February 1 to 4, 2012. Epitomizing its very tagline, “the battle of the brainsâ€, Kurukshetra has been the (...) (12 years ago, 22-Jan-12, to lugnet.robotics)
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| | Autobotics
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This is a robotics workshop and deals with the design, calibration of a line-tracer robot. It also meets the following specification match: wall tracing, line tracing and edge detection. (It’s basically a lower end robotics workshop when compared (...) (12 years ago, 15-Jan-12, to lugnet.robotics)
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| | Self-Balancing Bot
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The most advanced automatic locomotive robot (2 wheeled self balancing electric machine) that operates with a high precision sensor called the ‘Gyroscope’. It involves in design, construction, programming, demo of the Self-balancing Robot (...) (12 years ago, 15-Jan-12, to lugnet.robotics)
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| | Re: LEGO® Friends 2012 Launch
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(...) Click on the "Official LEGO Belville website" in LUGNET header, and it redirects you to the LEGO Friends site. So I guess Belville is coming back in the form of the LEGO Friends. JOHN (12 years ago, 10-Jan-12, to lugnet.robotics, FTX)
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| | Read Direct Command Value
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Hi I'm trying to read direct command sent to NXT via Bluetooth (i.e. via SetOutputState) in a NXC program. the goal is to remote control an NXT robot with a mobile phone, having the program direct access to the data sent to the robot. i.e. I want to (...) (12 years ago, 1-Jan-12, to lugnet.robotics.nxt)
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| | Re: Controlling an Electromagnet (LSM)
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(...) Or... avoid both stock relays and chip-based switching. For a linear motor you want to trigger each electromagnet in a series, you ideally you might like a "push-pull" system, where you aren't just turning a magnet on and off, but reversing (...) (12 years ago, 31-Dec-11, to lugnet.robotics.rcx)
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| | Re: Controlling an Electromagnet (LSM)
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Iain, How much power do you want for the electromagnets, and how rapidly do you need to switch them on and off? Old-fashioned relays will give you the least power loss, but can't be switched very quickly. They also have a limited life (between 10 (...) (12 years ago, 24-Dec-11, to lugnet.robotics.rcx)
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| | Controlling an Electromagnet (LSM)
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Hi all, It's been a while! A long while ago, while in elementary school, I used LEGO to build a manually-operated Linear Synchronous Motor (LSM) for a science fair project. I want to revisit this as an adult and built a full test track with a couple (...) (12 years ago, 24-Dec-11, to lugnet.robotics.rcx)
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| | K!onstructor
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K!onstructor-Kurukshetra 2012, CEG Tired of playing the same boring video games? Well, here is a live one with sweeeett prize money! For the first time in Kurukshetra, the techno-management fest of College of Engineering, Guindy, Anna University, we (...) (12 years ago, 20-Dec-11, to lugnet.robotics)
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| | ANGRY BOTS!!
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Hey all! Tired of playing the video games on your phones or tablets? When G-one could get a chance to live, the Angry Birds deserve one too! We here at Kurukshetra give mechanical life to these best selling creatures to pump the same gaming (...) (12 years ago, 20-Dec-11, to lugnet.robotics)
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| | DESIGNER'S QUEST!!
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Designer’s Quest is the robotic event of Kurukshetra, CEG, Anna University.This is a one of a kind robotics event for the those who dare to be creators. 'Designer's Quest' is not about heated confrontations between bots. Not many rigorous (...) (12 years ago, 20-Dec-11, to lugnet.robotics)
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| | Re: BrickOS Patches and Development
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|
The Bibo Patch Rollup Collection posted to SourceForge at (URL) been updated. New for this update are patches 43 and 44 43: Per the report from SourceForge user bollinge, Cygwin no longer has a problem building printf.c. A Cygwin-specific (...) (12 years ago, 15-Nov-11, to lugnet.robotics.rcx.legos)
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| | Re: Asking for RIS 2.0 patch under Windows XP
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Dear Mr. Putz: I am having the same problem of "A critical error has occurred" with Widows Vista. I have deleted the "Ris 2.0mov.#res" file but the same critical error occurs. Any suggestions? (...) (13 years ago, 3-Nov-11, to lugnet.robotics)
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| | Re: Help vintage 1093 Interface A
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(...) I have constructed a cable to use a PC Parallel Port and have written a small C# program to control the 9750 / 1093 Technic Interface A. I have a description of the cable and source code on (URL) (13 years ago, 28-Oct-11, to lugnet.robotics)
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| | SMART's BrickCon Display
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I want to thank everyone who participated in this year's SMART display at BrickCon. It was absolutely amazing! We couldn't have done it without everyone's help. Every element was crucial, and worked amazingly! Named "BallMageddon" because either it (...) (13 years ago, 12-Oct-11, to lugnet.org.us.smart, lugnet.robotics, lugnet.events.nwbrickcon)
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| | Cavern exploration robot
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Hi all, those who would like to follow our new project, please go to www.convict.lu/Jeune...sIntro.htm and follow the "Casemates project blog". The idea is to design and program a robot that can navigate through the casemates, which are sorts of (...) (13 years ago, 11-Oct-11, to lugnet.robotics)
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| | Re: Bluetooth: Limited to 5?
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(...) ...I meant "you can have only 4 NXT" !!! Philo (13 years ago, 8-Sep-11, to lugnet.robotics.nxt)
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| | Re: Bluetooth: Limited to 5?
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(...) As far as I know the only limit is that you 4 have only 4 NXT connected together at one time, one master and three slaves. This explains why the Monster Chess that contains at least 32 NXT must constantly make and break connections. But you (...) (13 years ago, 8-Sep-11, to lugnet.robotics.nxt)
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| | Re: Bluetooth: Limited to 5?
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(...) Class is over and I'm still wondering why we could not fire up more than 5 bluetooth connections. Actually, these were NXT to NXT connections. The RaceCar project at nxtprograms.com served as the basis for the RC Bluetooth connections. We (...) (13 years ago, 19-Aug-11, to lugnet.robotics.nxt)
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| | Re: Bluetooth: Limited to 5?
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(...) I don't know what the numeric limit is, but there is a limit of some sort, as I heard that Monster Chess ran into it and the central computer has to continually set up and tear down connections to the 32 different pieces, it cannot be in (...) (13 years ago, 19-Aug-11, to lugnet.robotics.nxt)
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| | Bluetooth: Limited to 5?
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I have a class of 10 kids each trying to fire up a remote control via bluetooth to their respective robots. Seems there is a limit of 5 connections to a room? Can anyone confirm? (13 years ago, 19-Aug-11, to lugnet.robotics.nxt)
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| | NXT motor parameters
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Hi all, I came across Philippe Hurbain's excellent website sometime ago. On the Motor Internals page, there is a link that points to Ryo Watanabe's page containing information on NXT motor parameters. On that page, the torque constant (Kt) and (...) (13 years ago, 12-Jun-11, to lugnet.robotics)
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| | Re: Asking for RIS 2.0 patch under Windows XP
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Threre are two fixes to the "A critical error has occurred" problem. One fix is to uninstall the latest Quicktime and install the older Quicktime version from the RIS CD (or any Quicktime version older than version 7). Another fix (described earlier (...) (13 years ago, 2-Jun-11, to lugnet.robotics)
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| | Re: Asking for RIS 2.0 patch under Windows XP
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I know what the answer to this one is! I solved the "A critical error has occurred" problem with Robotics Invention System 2.0 by uninstalling QuickTime and installing the QuickTime version from the RIS 2.0 disk. Don't forget to delete the (...) (13 years ago, 2-Jun-11, to lugnet.robotics)
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| | LEGO® Group and X PRIZE Foundation Announce MoonBots 2.0 Challenge
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LEGO Group and X PRIZE Foundation Announce MoonBots 2.0 Challenge Published on May 25, 2011 By Andy Choi The MoonBots 2.0: A Google Lunar X Prize LEGO MINDSTORMS Challenge has been announced by the LEGO Group and the X PRIZE Foundation. This contest (...) (13 years ago, 26-May-11, to lugnet.mediawatch, lugnet.general, lugnet.robotics, FTX)
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| | NXT-G and random number usage
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OK, so I'm on my second ever NXT project, and I am wondering if this is even possible. I have a program that currently has 3 WAIT Blocks, each set to different lengths of time (4 sec, 2 sec, 1 sec) at different points. What I want to do, to add more (...) (13 years ago, 25-May-11, to lugnet.robotics.nxt)
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| | LEGO robotic boat
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Hi, "Serendipity", a LEGO robotic boat, was launched on April 28th, 2011. It was able to autonomously cross the Lac de la Haute-Sûre in Luxembourg, traveling 800m within 40 minutes. The boat started from Lultzhausen; it reached two waypoints in the (...) (13 years ago, 30-Apr-11, to lugnet.robotics)
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| | Hispabrick Magazine 010
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Hispabrick Magazine 010 is ready for download from our website (URL) In this new edition you will be able to enjoy our regular features, reviews, MINDSTORMS, LDraw, building trees... Of particular interest to the Robotics community are the article (...) (13 years ago, 6-Apr-11, to lugnet.robotics)
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| | Re: Reviving old cybermasters with MacNQC
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(...) Thanks for the pointer. (...) Cool, I'll have to take some closer looks there as well. I knew this was going to be time-consuming again ;) (...) Having found the comments on that problem, I was almost fearing you might say that. Best thing in (...) (13 years ago, 18-Mar-11, to lugnet.robotics.cybermaster)
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| | Re: Reviving old cybermasters with MacNQC
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(...) Indeed :( ... so I only check here from time to time. You would probably get faster answers on Mindboards (https://sourceforge...ndex.php). (...) Memory is very low, about 400 bytes! (URL) useful programs can be written nonetheless: (URL) (...) (13 years ago, 17-Mar-11, to lugnet.robotics.cybermaster)
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| | Re: Does RIS2.0 set use the fiber optics cable?
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(...) Cool thing - even though I can only run Windows in a window (sic), it sounds useful to to something with these old semi-intelligent bricks. I've googled a bit and found this updated link: (URL) has got the old contents there for winvll - funny (...) (13 years ago, 10-Mar-11, to lugnet.robotics.vll)
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| | Re: MacNQC 4.05b, RCX 1.0 and OS X 10.4.6 can't program the brick
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(...) Funny I'm tripping over this just today... (...) The most weird thing happened to me today on my iMac - I've only dug out the old Mindstorms stuff last weekend and went through reviving cybermaster and Spybotics - and guess what, the RCX and (...) (13 years ago, 10-Mar-11, to lugnet.robotics.rcx.nqc)
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| | How to fix a failing touch sensor on Spybotics
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Hi all, I recently got hold of a - previously ignored - Spybotics model (I never really considered them to be of interest until I got one cheap and found the kids like it). Yes, they are fairly outdated, however they hook up to my Mac just fine over (...) (13 years ago, 10-Mar-11, to lugnet.robotics.spybotics)
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| | Reviving old cybermasters with MacNQC
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Hi all, yes I know, this group has been dormant for quite a while - however when digging through my older Mindstorms items last weekend, I also found two cybermaster units and became curious if they were still operational. The software is of course (...) (13 years ago, 10-Mar-11, to lugnet.robotics.cybermaster)
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| | 2011 LEGO Engineering Symposium
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The Tufts Center for Engineering Education and Outreach (CEEO) invites you to the 5th annual LEGO Engineering Symposium May 24-26, 2011 at Tufts University in Medford, Massachusetts, USA. The LEGO Engineering Symposium aims to bring together (...) (13 years ago, 20-Feb-11, to lugnet.robotics)
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| | Re: Motors comparison page updated
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(...) I have come across some industrial heater controls. To get the heaters at part power (to run them in a closed-loop temperature control), a method of burst firing is used. The circuit measures the zero crossings of the AC supply and turns the (...) (13 years ago, 25-Feb-11, to lugnet.robotics)
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| | Humanoid Robot
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any one have idea about world's most advanced humanoid robots ??????? I look forward to hear from you guys.. (URL) Modular Robots ----- (URL) Modular Robots (13 years ago, 14-Feb-11, to lugnet.robotics)
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