 | | Re: My Lego Flexpicker Video on YouTube
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.../snip (...) Wow, absolutely fantastic work. Congrates! This is worth a web-site with details, programs, photos, building instructions, comments, descriptions... that could be inspired from Philo's site. -Claude (16 years ago, 20-Apr-09, to lugnet.robotics.nxt)
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| | Re: My Lego Flexpicker Video on YouTube
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(...) The robot is set up and ready to run Tuesday thru Thursday at the ABB Technology Days! Check out some of the photos. (URL) (16 years ago, 20-Apr-09, to lugnet.robotics.nxt)
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| | Re: Preserving old-school Mindstorms resources
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(...) (URL) . Unfortunately (at least from a code merge perspective), their "version 1.2" is based on BrickOS 0.2.5. The lnp_printf functionality has been adapted and included in the recently-posted rollup patches, but incorporating other (...) (16 years ago, 19-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Patches and Development
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Now for Bibo.... I have merged these patch rollup collections with Bibo (where appropriate) and have posted the resulting diff files to (URL) of this follows the pattern of the previous patch rollup collection for BrickOS, with the following notes: (...) (16 years ago, 19-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: A couple of gear questions
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(...) That doesn't make sense. If it's rotating internally such that the "weak point" could be alligned, then it's already slipping, isn't it? (...) The range probably has to do with speed of rotation. Rotate it at a really slow speed, and it should (...) (16 years ago, 16-Apr-09, to lugnet.robotics)
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| | Re: Preserving old-school Mindstorms resources
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A very useful site is the cs university page here: (URL) of useful tutorials and instructions. It would be unhelpful to have it disappear. All of the stuff at the legos/brickos sourceforge pages, however a backup probably isn't needed of these. A (...) (16 years ago, 18-Apr-09, to lugnet.robotics.rcx.legos)
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| | changing speed of already running motor
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We are using the NXT in a research paradigm delivering food stimuli to human participants, and have utilised the NXT# thus far. I have a quick query with regard to how it would be possible to adjust the speed of an already moving motor ? e.g. if I (...) (16 years ago, 14-Apr-09, to lugnet.robotics)
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| | Re: Preserving old-school Mindstorms resources
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(...) Nice to see a few of us share the interest. :-) The best I can offer for a list of patches is what I listed in the post here [ (URL) ], along with Carl's follow-up post. That list was culled from links I've collected over the years. As was (...) (16 years ago, 14-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: Preserving old-school Mindstorms resources
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After surfing through many sites, and (sadly) even more 404s I have been unable to find a definitive list of gcc, binutils, BrickOS etc. versions and patches that I should and could be using. Presumably everybody here has up to date versions of all (...) (16 years ago, 13-Apr-09, to lugnet.robotics.rcx.legos)
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| | Preserving old-school Mindstorms resources
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Hi all Lately I've noticed a lot of old-school Lego Mindstorm resources are starting to disappear from teh webz. I've blagged about wanting to preserve this stuff here: (URL) the-brick If anyone knows of any resources you think should be maintained (...) (16 years ago, 12-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: Help needed on gear spacing, and another question
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First (zeroth?), thanks to all the information and helpful hints. I should have realized that the worm gear doesn't fit with the rack, as their pitches won't match up. That's really obvious and I should have seen that. Second, the worm -> gear -> (...) (16 years ago, 6-Apr-09, to lugnet.robotics)
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| | Re: New LEGO Education set - 9580 WeDo Robotics Construction Set
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(...) To be fair, I think WeDo is targeted at much younger audience than the RCX and NXT. The chart on page 2 of the Dacta catalog actually specifies it as elementary school only, while the NXT is elemetary school through college. Which means WeDo (...) (16 years ago, 5-Apr-09, to lugnet.robotics)
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| | Re: New LEGO Education set - 9580 WeDo Robotics Construction Set
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(...) It would be nice to see if the sensors can be stacked on top of a motor allowing read and write actions on the same port. Also, I'd love to know if these new parts will work with any free software. I've seen the parts (sensors and hub) for (...) (16 years ago, 5-Apr-09, to lugnet.robotics)
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| | Brickworld - World of Lights Display
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(URL) Share - Learn - Explore - Discover This year Brickworld will host a new collaboration. The idea was unveiled during the closing ceremony at Brickwrold 2008. The idea is simple. Illuminate your display/MOC. Use your imaginations. Use LEGO (...) (16 years ago, 5-Apr-09, 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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| | New LEGO Education set - 9580 WeDo Robotics Construction Set
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This is a new Power Functions-based LEGO Education product that works similarly to how the old Dacta Control Lab did. At the core is a USB breakout box with two Power Functions connections. The programs are written in yet another LabView-based (...) (16 years ago, 5-Apr-09, to lugnet.admin.database, lugnet.robotics)
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| | Re: BrickOS Patches and Development
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(...) I have found the following related to the removal of h8300-*-hms from binutils: 1) (3 URLs) current Debian version of binutils-h8300-hms is 2.16.1-8 - (URL) the package page ( (URL) ), there is a downloadable *.diff.gz file. That diff file, (...) (16 years ago, 5-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Patches and Development
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Hi, (...) I had worked to assimilate those patches prior to the second version of the performance patch being posted, so I'm glad to hear that it also works well. (...) When I went back through to add TCP support to other things, that "similar but (...) (16 years ago, 4-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: PF train motor
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(...) So am I. However, I'm also into R/C aircraft so I have a long history with batteries and motors and could talk your ear off about them. I could also explain why the battery pack costs so much! (...) Yes, I give you permission to go home. You (...) (16 years ago, 3-Apr-09, to lugnet.trains, lugnet.technic, lugnet.robotics, FTX)
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| | Re: PF train motor
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(...) Eric: Thanks for the awesome explanation! I learned new stuff today...does that mean I can go home now? :-) I'm excited to see how the new motor and battery box pull. I think the new PF trains could add a lot of functionality to existing 9V (...) (16 years ago, 3-Apr-09, to lugnet.trains, lugnet.technic, lugnet.robotics)
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| | Re: PF train motor
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(...) They made it 7.4V because all lithium polymer battery cells are 3.6 - 3.8V. Since this is a pack with 2 cells in series, you get 7.4V. A 3 cell pack is typically 11.2V. As you can see, keeping the old 9V system was not really an option if (...) (16 years ago, 3-Apr-09, to lugnet.trains, lugnet.technic, lugnet.robotics)
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