 | | New NXT robot instructions posted on mindstorms.com
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Instructions and sample programs for a cuckoo clock and a sound bot (like a DJ system) have been posted: (URL) They both include custom .rso files. (18 years ago, 8-Aug-06, to lugnet.robotics.nxt, lugnet.robotics, FTX)
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| | Re: LS Communications? and announcing ruby-nxt
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In article <b74cdea0608070838g4...mail.com>, Tony Buser <tbuser@gmail.com> wrote (...) Looks logical to me, both the LS commands and I2C bus transfer up to 16 bytes at a time. I am glad you asked about the LS commands, I had just flipped the page (...) (18 years ago, 8-Aug-06, to lugnet.robotics.nxt)
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| | Re: LS Communications? and announcing ruby-nxt
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Oh, ok. So the LS commands would be used to access things like the compass from mindsensors? (...) (18 years ago, 7-Aug-06, to lugnet.robotics.nxt)
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| | Re: LS Communications? and announcing ruby-nxt
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In article <b74cdea0608062008n4...mail.com>, Tony Buser <tbuser@gmail.com> wrote (...) LS is presumably Low Speed, which appears to map to the I2C serial comms on each sensor port, pp9 & 10 of the Hardware Dev Kit. Rather than the "High Speed" (HDK (...) (18 years ago, 7-Aug-06, to lugnet.robotics.nxt)
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| | Re: Grööving Röböt
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Brian, (...) As a matter of fact, I can't see the video by myself, using Mozilla 1.7.13 on Linux (didn't work with konqueror or Cross Office also); apparently, there is no Mozilla quicktime plugin for Linux available presently (is it?). > In (...) (18 years ago, 7-Aug-06, to lugnet.robotics.nxt)
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| | Re: Grööving Röböt
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(...) 'Should' is subjective here. I made that little video; I get to decide how it's presented. :) I am surprised that you talk about Javascript problems - even Mozilla should be able to access the video on that page just fine. What browser and (...) (18 years ago, 7-Aug-06, to lugnet.robotics.nxt)
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| | LS Communications? and announcing ruby-nxt
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On page 10 of the Direct Commands.pdf, it talks about LS communications on the NXT. Does anyone know what LS communications are? Also, in case anyone is interested, I'm working on a ruby module for communicating with the NXT via bluetooth. It's (...) (18 years ago, 7-Aug-06, to lugnet.robotics.nxt)
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| | Re: CBS (Clicking Brick Syndrome) Patch availible
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(...) Yeah, (a) I noticed that too, (b), I have no idea why at this point, and (c) as a Mac user, I wasn't going to gloat, too much. But since you bring it up... ;-). (18 years ago, 7-Aug-06, to lugnet.robotics.nxt, FTX)
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| | Re: CBS (Clicking Brick Syndrome) Patch availible
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(...) I noticed that the PC download is 20 times the size of the Mac download! (18 years ago, 7-Aug-06, to lugnet.robotics.nxt, FTX)
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| | Re: Grööving Röböt
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Hi Brian, (...) I have, and at work I would still use it if IT would allow it (they block all browsers except IE, which is broken w.r.t. CSS). But at home I prefer Mozilla as Firefox has some annoying differences, e.g. when I tried I couldn't (...) (18 years ago, 6-Aug-06, to lugnet.robotics.nxt)
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| | Re: NXT avaliable in London
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In article <J3I2sr.9L6@lugnet.com>, Patrick Levy <patrick@omiccron.com.br> wrote (...) Hi Patrick Pre-ordered NXT (Lego web shop) ship in September. Distributors I have spoken to are expecting stock around 15th September, so they should be in the (...) (18 years ago, 5-Aug-06, to lugnet.robotics.nxt)
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| | Re: Grööving Röböt
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(...) Give Firefox a try! (18 years ago, 5-Aug-06, to lugnet.robotics.nxt)
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| | NXT avaliable in London
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Hi, Anybody knows if the NXT will be avaliable in London by October? I will be there from day 1 to 7, and I will go to Legoland and Hamleys, But i could not figure if they have it for sell yet. TIA Patrick (18 years ago, 5-Aug-06, to lugnet.robotics.nxt)
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| | Re: Inventory Checklist for Classrooms
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(...) Got it! Thanks. (18 years ago, 4-Aug-06, to lugnet.robotics.nxt)
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| | Re: Inventory Checklist for Classrooms
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(...) I made some inventory sheets for some designer sets by highlighting the WHOLE table/list from peeron, copying & pasting into Microsoft Word, then deleting the unwanted coulumns, etc. I believe the document needs the internet connection to open (...) (18 years ago, 4-Aug-06, to lugnet.robotics.nxt)
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| | Inventory Checklist for Classrooms
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The "inventory" picture on the NXT inside box cover nor the one in the pamphlet are not suitable for classroom use. Is there a lazy way of taking the peeron inventory with pictures (URL) and making an inventory sheet? (18 years ago, 4-Aug-06, to lugnet.robotics.nxt)
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| | CBS (Clicking Brick Syndrome) Patch availible
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For those of you that have come down with the crippling "Clicking Brick Syndrome", it seems that there may finally be a fix availible. Take a look at: (URL) you had this problem during a firmware update, please try this and post the results. (18 years ago, 3-Aug-06, to lugnet.robotics.nxt)
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| | RE: NXT Motors -- Speed vs Power Level
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(...) I've done the same measurements/plots and found same linearity when 'brake' on inactive PWM cycles is used. Not so good when 'float' is used. This leads to a conundrum that I simply can't explain. If you use 'inactive brake' mode the motors (...) (18 years ago, 3-Aug-06, to lugnet.robotics, lugnet.robotics.nxt)
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| | Re: NXT Motors -- Speed vs Power Level
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I tried to plot power levels vs angular speed (in rad/s) and discovered goooood linearity ( remember how non-linear was RCX PWM)? The PID loop is a great idea, and I suppose that PID parameters should be tweakable. In SDK or HDK ( don't remember (...) (18 years ago, 3-Aug-06, to lugnet.robotics, lugnet.robotics.nxt)
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| | Ruby NXT Bluetooth Data Logger
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I wrote a simple ruby script to listen for messages sent via bluetooth: (URL) is comma delimited - timestamp, mailbox message was sent to, message like: Thu Aug 03 00:27:18 EDT 2006,1,"Chunky Robotic Bacon!" Thu Aug 03 00:28:20 EDT 2006,1,"true" Thu (...) (18 years ago, 3-Aug-06, to lugnet.robotics.nxt)
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