 | | Purpose of the group
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Hi NXT hackers[1], The purpose of this lugnet.robotics.nxt.nxthacking forum is to promote fun, educational, and lively discussions in a positive and supportive manner for both hardcore and not so hardcore embedded systems specialists. The background (...) (19 years ago, 14-Mar-07, to lugnet.robotics.nxt.nxthacking)
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| | ------( Terms of use for lugnet.com )------
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TERMS OF USE FOR LUGNET.COM As a user of this site, you are expected to read, understand, and abide by the Terms of Use as set forth herein. If you are under 18 years of age, ask your parent(s) or guardian(s) for permission before using LUGNET and (...) (19 years ago, 14-Mar-07, to lugnet.robotics.nxt.nxthacking)
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| | ------( Welcome to lugnet.robotics.nxt.nxthacking )------
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Welcome to lugnet.robotics.nxt.nxthacking, a LUGNET discussion group. CHARTER/PURPOSE: lugnet.robotics.nxt.nxthacking (group): Focused discussion group for NXT™ firmware hacking: Exchanging ideas about NXT firmware hacking, optimization of code, (...) (19 years ago, 14-Mar-07, to lugnet.robotics.nxt.nxthacking)
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| | NBC NXT to NXT communication example
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Hallo, has anyone a simple example for an BT NXT to NXT communication? I tried to get this working and even everyone says it works i can't get it to work. Thanks, Rainer (19 years ago, 14-Mar-07, to lugnet.robotics.nxt)
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| | Re: NeXT-A-Sketch - My second program/first Dave-built NXT 'bot(ish...)
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(...) You just have to use an acceleration sensor ;-) (URL) (19 years ago, 14-Mar-07, to lugnet.org.ca.rtltoronto, lugnet.robotics.nxt)
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| | NeXT-A-Sketch - My second program/first Dave-built NXT 'bot(ish...)
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First, pics-- (3 URLs) Next, program-- (URL) And what it is... It's an Etch-A-Sketch--NXT Style!!! :) If you need an explanation, really--where was your childhood?? The button--you hit it twice in 2 seconds and it'll erase your drawing 'cause I (...) (19 years ago, 13-Mar-07, to lugnet.org.ca.rtltoronto, lugnet.robotics.nxt, FTX)
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| | Re: TachoSpeed.nqc
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(...) That's exactly what I'm trying to achieve. I hadn't actually written out any pseudo code, but it is (almost)exactly the way I had thought it through in my head. My main problem is that I think up what I'd like to do and then have to scour the (...) (19 years ago, 13-Mar-07, to lugnet.robotics)
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| | Re: IR tower problems on a laptop with NQC
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(...) Now this is interesting. The Control Lab works just fine. (19 years ago, 13-Mar-07, to lugnet.robotics.rcx, FTX)
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| | Re: TachoSpeed.nqc
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(...) I guess there is a define statement missing that goes something like #define Drive(l,r) SetPower(OUT_L, l); SetPower(OUT_R, r); On(OUT_L+OUT_R) although the Programmer's guide doesn't mention anything about negative values being a possibility (...) (19 years ago, 13-Mar-07, to lugnet.robotics)
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| | Re: TachoSpeed.nqc
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(...) According to the NQC Programmer's Guide the Cybermaster wait time is in 1/10 seconds. This is consistent with my CyberMaster's behaviour when I set the threshold to a high value and the if routine is executed. I hadn't considered using sounds (...) (19 years ago, 13-Mar-07, to lugnet.robotics)
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| | More Power Functions info released
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Some info I can now release, in addition to what I've posted here: (URL) Power Functions large motors (URL) use the same metal motor inside as the NXT motors. The motor driver chip in the IR RC receiver (URL) is the same chip as the NXT motor driver (...) (19 years ago, 13-Mar-07, to lugnet.technic, lugnet.robotics)
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| | Re: Robot events at BrickFest 2007
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well if i ever get any time to make something i may enter. and hopefully i wont be leading any sessions during the sumo session. bob (...) Bob Kojima ko@fial.com Fial Incorporated 710 Center St Oregon City, OR 97045 503.607.1940 www.fial.com (19 years ago, 13-Mar-07, to lugnet.events.brickfest, lugnet.robotics)
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| | Re: Robot events at BrickFest™ 2007
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(...) Considering the VAST number of responses I've already received, you might just win by putting your NXT brick on the sumo table! Of course, if you add motors and wheels, and drive forward without falling off the table, you'd even get the bonus (...) (19 years ago, 13-Mar-07, to lugnet.events.brickfest, lugnet.robotics)
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| | Re: TachoSpeed.nqc
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(...) I found again an old code I wrote for Cybermaster to do avoiding based on tacho slowdown. The trick is indeed to drive at a low power level, or the wheels simply sleep and there is not enough slowdown to be reliable. Philo ---...--- task main (...) (19 years ago, 13-Mar-07, to lugnet.robotics)
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| | lejos on UBUNTU linux?
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Hi, I'm trying to build the lejos release on UBUNTU linux and I get the following error. Any help appreciated. Thanks, Ted pawlicki@robotnik:~/lego/build$ ant Buildfile: build.xml clean: [echo] saving existing files to .bak files libnxt: [taskdef] (...) (19 years ago, 13-Mar-07, to lugnet.robotics)
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| | Re: Robot events at BrickFest™ 2007
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Ooh, NXT-Sumo! David, I sure hope you'll be running your "Getting to know the NXT" breakout session BEFORE the sumo contest is held! My NXT remains sealed and unopened on a shelf in my Lego room. I'll bring it, and maybe I'll learn enough to be (...) (19 years ago, 13-Mar-07, to lugnet.events.brickfest, lugnet.robotics, FTX)
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| | Re: TachoSpeed.nqc
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(...) The question you need to answer for yourself is this: Do I want my robot to to potentially execute both if blocks in sequence or do I only want the second if block to execute if the first condition is known to be false? If you only want the (...) (19 years ago, 13-Mar-07, to lugnet.robotics)
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| | Re: TachoSpeed.nqc
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(...) For the RCX wait times are in 1/100 of a second. Is that the same for the Cybermaster? If so the reverse and turn times are a little short (as well as the motor ramp up period). I could see how it would be difficult to notice the robot backup (...) (19 years ago, 13-Mar-07, to lugnet.robotics)
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| | Re: IR tower problems on a laptop with NQC
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(...) I forgot to mention the green light. Ever since I enabled the serial port in the BIOS, the green light will only come on now when NQC is trying to transmit, which is what's supposed to happen. But then it reports the error I provided earlier. (...) (19 years ago, 13-Mar-07, to lugnet.robotics.rcx, FTX)
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| | Re: TachoSpeed.nqc
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(...) Sorry. I meant to say 'the brick never executes the if statement'. (...) I don't see 1) how I could make an if/else statement or 2) what the benefit would be. 1) If I make an if/else statement isn't 'else' executed always if 'if' is not true? (...) (19 years ago, 12-Mar-07, to lugnet.robotics)
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