 | | Four-stroke pneumatic pump
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Here is my last creation, a four-stroke pneumatic compressor. (URL) only special parts are the small pumps and the crankshaft pieces. This compressor can also be build up partly. I mean you can use one or two pumps instead of four. Depending on the (...) (17 years ago, 25-Oct-07, to lugnet.robotics, lugnet.announce) !
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| | nbc gives error for SendRemoteString
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Hi, has there been an undocumented change in the last nbc? I have some programs that use SendRemoteString and I cannot compile them any more (they compile with older versions). This minimal prog: ---...--- task main() { string out; out="String"; (...) (17 years ago, 23-Oct-07, to lugnet.robotics.nxt)
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| | Walker useing new leg design
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After a few long weeks of tinkering, I think Ive settled on a final design that I would like to display at the (URL) Toronto Hobby show.> (URL) This is a six leg walker, that uses the leg design of (URL) Theo Jansen> After seeing his video (URL) (...) (17 years ago, 19-Oct-07, to lugnet.technic, lugnet.org.ca.rtltoronto, lugnet.robotics, lugnet.announce.moc, FTX) !!
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| | Re: Source Code Changes in NXT Firmware Version 1.05
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(...) The changes between 1.03 and 1.04 are far more extensive than the changes from 1.04 and 1.05, if you lump the support for ADPCM compression into a single change (which involves c_sound.c, d_sound.c, d_sound.h, d_sound.r, d_sound_adpcm.r, and (...) (17 years ago, 18-Oct-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | Source Code Changes in NXT Firmware Version 1.05
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I haven't seen it previously mentioned but the open source firmware for version 1.05 is downloadable from the LEGO Mindstorms web site. I did a WINDIFF on the various source files to see what has changed in this release. I then manually examined the (...) (17 years ago, 17-Oct-07, to lugnet.robotics, lugnet.robotics.nxt)
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| | Re: Powering 9v Trains using the NXT
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(...) Are you using the NXT on batteries alone, or using the Li-ion battery pack so you can plug the NXT into a wall for more consistant power? (...) As others have noted, this has worked well with the RCX. It's essentially how the GBC trains are (...) (17 years ago, 17-Oct-07, to lugnet.robotics, lugnet.org.us.ulug)
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| | Re: Powering 9v Trains using the NXT
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(...) I'm not sure if there's a better way, and I haven't tried it with an NXT, but I've had good luck with option 2 using an RCX. I isolated the track by putting a bit of clear tape over the ends that connect to the other track sections. -Elroy (17 years ago, 17-Oct-07, to lugnet.robotics, lugnet.org.us.ulug)
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| | Powering 9v Trains using the NXT
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To all, I would like to find a way (simple way that is) to power our LTC 9v trains using both the standard LEGO 9v train modulator and the NXT. We have attempted the following: 1- Power the train simply using the NXT and the converter cables. Too (...) (17 years ago, 17-Oct-07, to lugnet.robotics, lugnet.org.us.ulug)
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| | Ultrasonic sensor calibration settings
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Hi, Has anyone tried using the standard NXT Ultrasonic sensor calibration settings? I've been doing a little work on the leJOS i2c interface and although I can read both the factory default values and the current settings I do not seem to be able to (...) (17 years ago, 17-Oct-07, to lugnet.robotics.nxt.nxthacking)
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| | Re: ARM Assembly Language Programming on NXT?
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Hi T.C. (...) aha. I just programmed some startup and interrupt wrapper code (the rest is C), so I didn't get into the higher reaches of macros etc. Jürgen (17 years ago, 16-Oct-07, to lugnet.robotics.nxt.nxthacking)
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