 | | Re: Improving the firmware?
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(...) Yes, LeJOS supports the Java Math library. (18 years ago, 26-Jan-07, to lugnet.robotics.nxt)
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| | Re: New York City NXT Meet-up
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(...) I think you could arrange and trip out to NYC! (no offense) but as long as you can speak in english. Anyway, thank you so much for your own kind thoughts about my future group., (18 years ago, 26-Jan-07, to lugnet.robotics.nxt, FTX)
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| | Re: Text Based Programming for NXT - pbLua is Available
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(...) Hi pbLua-Fans, while waiting for Ralphs nxt = {}, I'm started some more test at my PC... and this it the result of today: (URL) was written using murgaLua (Lua5.1+FLTK+Luasocket). Some simple routines for emulating pbLUa are alreay running 8-) (...) (18 years ago, 25-Jan-07, to lugnet.robotics.nxt)
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| | Re: New York City NXT Meet-up
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(...) Theo, Even though I live in Indiana and can't be part of your team, I want to applaud your efforts to start a new robotics group. I wish you guys all the best in growing your skills while having a lot of fun. IMHO - for an early competitive (...) (18 years ago, 25-Jan-07, to lugnet.robotics.nxt)
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| | Re: New York City NXT Meet-up
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(...) I am interested. Please let me know when you have enough people for the first meeting. Thanks. Rey Parma (18 years ago, 25-Jan-07, to lugnet.robotics.nxt)
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| | Re: What do these macros do?
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(...) John - if you've got someone's ear in this, could you also see if a GCC build of the firmware can be released? I know LEGO are unlikely to use GCC themselves as they can afford more specialised tools, but so far, I don't see much of a (...) (18 years ago, 24-Jan-07, to lugnet.robotics.nxt, lugnet.robotics)
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| | Re: What do these macros do?
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(...) It is possible to write to the popup buffer but only by using the IOMap routine (SetDisplayPopup). The regular system calls which write to the LCD all write to the normal display memory. Unfortunately, as Dick Swan suggested, the current NXT (...) (18 years ago, 24-Jan-07, to lugnet.robotics.nxt, lugnet.robotics)
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| | RE: Improving the firmware?
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David Wallace wrote on Tuesday, January 23, 2007 7:34 PM: (...) This is an opportunity for the open source community to improve the firmware. Enhanced firmware does not need to have any dependency on the LEGO or NI development teams. The challenge (...) (18 years ago, 24-Jan-07, to lugnet.robotics.nxt)
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| | Re: Improving the firmware?
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Thanks Philippe. You definitely asked the questions that I was thinking about and I pretty well understood the answers except I was a little puzzled by the need for "follows" as well. However, we definitely lost functionality in this area with NXT. (...) (18 years ago, 24-Jan-07, to lugnet.robotics.nxt)
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| | Re: What do these macros do?
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(...) Is it possible to write in the display popup buffer? So that we can do double buffering? I made some quick tests, but it seems the drawing routines always write in the normal display buffer... Julien (18 years ago, 23-Jan-07, to lugnet.robotics.nxt, lugnet.robotics)
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| | Re: Improving the firmware?
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(...) I asked about the same questions some time ago, here is John's answer: (URL) (18 years ago, 23-Jan-07, to lugnet.robotics.nxt)
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| | Re: Apology
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(...) Hoser! Kev P.S. Dave, my friend, I knew this was a sore spot. I was just tickling it a bit, not meaning to pour salt. I'm so open minded that I have a Canadian friend that lives here in the lower 48. It is clear from him that this horrible (...) (18 years ago, 23-Jan-07, to lugnet.robotics.nxt)
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| | Re: Improving the firmware?
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If anyone is still listening to suggestions, I would like to have the ability to spawn a thread. I don't know how threads are handled in NXT-G, but in NBC, there is no way to create a thread to kick off a task while moving on to other tasks in the (...) (18 years ago, 22-Jan-07, to lugnet.robotics.nxt)
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| | Re: NXC News
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(...) Great sites! I have asked Danny Benedettelli to put together an NXC Tutorial based on the existing NQC Tutorial and NBC Tutorial. He's making great progress on that so it should be available soon. And I'm feverishly working on finishing the (...) (18 years ago, 22-Jan-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | Re: NXC News
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(...) Matthias, you forgot the other german Workshops and FAQ's ;-) FAQ, Workshop und Tutorial zu NXC gibt es hier: (URL) FAQ, Workshop zu pbLua (URL) Regards Christian (18 years ago, 22-Jan-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | Re: NXC News
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Someone sent me a link today to what I guess is one of the first existing tutorials for NXC, at least the first one in German (please correct me if I'm wrong): (URL) if this here allegedly is an "American forum" (HOOOTS!), it might be of interest (...) (18 years ago, 22-Jan-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | Re: Text Based Programming for NXT - pbLua is Available
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(...) Thanks for the support - I thought I was the only one! My main aim was to go for the sort of graphics libraries that support games, so if you could spare the memory you could draw on hidden screens, copy chunks of screens around, display (...) (18 years ago, 22-Jan-07, to lugnet.robotics.nxt)
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| | NXC News
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I have just released a new beta of NBC/NXC. It is available from the NBC website: (URL) has been updated with a few syntax highlighting changes (minor). The latest test release is at (URL) via the link in the NXT News section near the top. Version (...) (18 years ago, 22-Jan-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | Re: Text Based Programming for NXT - pbLua is Available
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(...) This would definitely be useful for me! I am currently programming an interface for controling a train layout. This is the kind of thing that needs good graphics. There is a lot of situation where advanced graphics are useful in robotics. (...) (18 years ago, 20-Jan-07, to lugnet.robotics.nxt)
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| | Re: This is the cancer that is killing Lugnet (Was Re: Apology)
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(...) <snip> (...) 'Cause you know, inserting a little levity to make an otherwise argumentative thread a little brighter never helps. (is the sarcasm filter not working??) Lessons learned? Some people want to get in the last snipe, even after all (...) (18 years ago, 21-Jan-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | Re: This is the cancer that is killing Lugnet (Was Re: Apology)
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(...) Umm... the only person arguing here is you: the original posters had a problem with each other, that they resolved; argument ended. Period. If the two principles have moved beyond this, well... (18 years ago, 21-Jan-07, to lugnet.robotics, lugnet.robotics.nxt, FTX)
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| | RE: Another Challenge. Performance Comparison
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(...) Here's my distilled summary of relative execution speeds of various Mindstorms products / environments. All data is normalized to the fastest performance. Relative Platform Product Speed 1X NXT RobotC 2X NXT Robolab 15X NXT NXT-G 5-10X RCX (...) (18 years ago, 21-Jan-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | RE: What do these macros do? [IOMAP Access Execution Times
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(...) You're right. IOMapRead and IOMapWrite are very slow functions. They're slow because you pass a character string for the name of the module you want to access; the NXT-G firmware runs through the list of modules looking for a match on the (...) (18 years ago, 21-Jan-07, to lugnet.robotics.nxt, lugnet.robotics)
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| | Re: This is the cancer that is killing Lugnet (Was Re: Apology)
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(...) ...//snip... ...snip// (...) In fact, the whole Internet is a wasteland !! Anybody can do anything there!! For me LUGNET/robotics is an excellent forum. I participate for several years now and I must appreciate the contributions of many (...) (18 years ago, 21-Jan-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | This is the cancer that is killing Lugnet (Was Re: Apology)
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OK, so from what I can gather: 1) Someone asks a (URL) question>. 2) Steve tells her to make a (URL). 3) John knocks out a brownie-points (URL) comparison chart> in about ten minutes. 4) Steve, having intended to follow his own advice, loses his (...) (18 years ago, 21-Jan-07, to lugnet.robotics, lugnet.robotics.nxt, FTX)
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| | Re: What do these macros do?
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(...) Thanks for your response, John. That tip about the dirty flag not being IOMAPpable is very, very useful; I could have wasted a lot of time working that out the hard way. I'm working on a graphical display widget to show a 'radar' (well, sonar) (...) (18 years ago, 21-Jan-07, to lugnet.robotics.nxt, lugnet.robotics)
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| | Re: Apology
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(...) Ahhh, I see you are too ;) ROSCO (18 years ago, 21-Jan-07, to lugnet.robotics.nxt)
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| | Re: Apology
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(...) Ooooh... :^I - nose out of joint I do live on the North American continent. However, the word 'American' was hijacked by some country to the south of us. We up here in the 'Great White North' are *not* Americans. Rather we are... ummm... Well, (...) (18 years ago, 21-Jan-07, to lugnet.robotics.nxt)
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| | Re: Any experience with measuring rotations?
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(...) Well put quite simply... The probability of some event A occurring given that event B has occurred is equal to the probability of event B occurring given that event A has occurred, multiplied by the probability of event A occurring and divided (...) (18 years ago, 21-Jan-07, to lugnet.robotics.nxt, FTX)
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| | Re: Like A Rock Crawler Hauler
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"Steve Hassenplug" <steve@teamhassenplug.org> wrote in message news:6.2.3.4.0.20070...lug.org... (...) way, as my browser displays a 404 File Not Found error. It's title is Unload Truck 2. Other than that I liked the other videos and the pics of (...) (18 years ago, 21-Jan-07, to lugnet.robotics.nxt, lugnet.robotics, lugnet.org.us.laflrc)
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| | Re: Any experience with measuring rotations?
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(...) What I need to do compute the average position of a number of items across the length of the teeter-totter (!). If, on average, they are in the middle, then there is no rotation and I should get zero. If there are more on the left than the (...) (18 years ago, 21-Jan-07, to lugnet.robotics.nxt)
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| | Re: Any experience with measuring rotations?
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(...) Thanks for the technical details, Claude. It's going to take me some time to get through this! Rafe (18 years ago, 21-Jan-07, to lugnet.robotics.nxt)
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| | Re: Any experience with measuring rotations?
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(...) Hi Tommy, This is a good idea; I'll try the ultrasonic sensor to see what it can do. Thanks! (18 years ago, 21-Jan-07, to lugnet.robotics.nxt)
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| | Re: Any experience with measuring rotations?
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(...) I made a sequence of stacked 1x2 plates, running from black to red, through green dark grey, light grey, tan, white, yellow, and orange on the way there. My nxt gave me reflected light values running from about 12 to about 52. The nine steps (...) (18 years ago, 20-Jan-07, to lugnet.robotics.nxt)
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| | Re: Like A Rock Crawler Hauler
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(...) Well, all my LEGO is tmeporarily put away for a three-year-old's birthday party, but this morning I finally got a Rock Crawler working... and it immediately stalled out in a pile of NXT kit spare parts :-( Sigh. At least it easily drives over (...) (18 years ago, 20-Jan-07, to lugnet.robotics.nxt, lugnet.robotics, lugnet.org.us.laflrc)
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| | Re: Any experience with measuring rotations?
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(...) Well... there's two things here, and Steve solution actually addresses them both. Do you actually need a continual series of states, and the "weight" of the thing on the end of the beam, or just know if something *is* on the end of the beam? (...) (18 years ago, 20-Jan-07, to lugnet.robotics.nxt)
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| | Re: Any experience with measuring rotations?
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(...) In the document (URL) find a paper-disk with grey gradient. The document was part of my presentation at the 2005 Annual Robolab Conference in Austin/TX. There was a second part (URL) don't remember, if those documents ever have been available (...) (18 years ago, 20-Jan-07, to lugnet.robotics.nxt)
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| | Re: Any experience with measuring rotations?
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(...) I am not really an NXT guru, but seems the best way would be to simply measure the distance and calculate the angle. Tommy Armstrong (18 years ago, 20-Jan-07, to lugnet.robotics.nxt)
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| | Re: Any experience with measuring rotations?
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(...) I am not rally an NXT guru, but seems the best way would be to simply measure the distance and calculate the angle. Tommy Armstrong (18 years ago, 20-Jan-07, to lugnet.robotics.nxt)
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| | Re: Any experience with measuring rotations?
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(...) Don't mess with colors. Just use a gradient. You'll have a mostly linear set of values. With my black & white studs, there are also several shades of gray in between (like a little black & mostly white...) (...) no. :) Steve (18 years ago, 20-Jan-07, to lugnet.robotics.nxt)
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