 | | Re: The LEGO Level
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Jerry, This level is a great piece of LEGO engineering, and your website is full of equally impressive projects. I also attempted to build a self-leveling platform for my model of the Kennedy Space Center Crawler/Transporter: (URL) advantage of my (...) (22 years ago, 15-Jul-03, to lugnet.robotics)
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| | Re: Modifying the BrickOS source code
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(...) Thanks for the description Joe, but in the above paragraph you seem to contradict yourself, you say that mm_start is the end of kernel mode, but alos that user programs are located above mm_start I do not understand that part, did you mean (...) (22 years ago, 15-Jul-03, to lugnet.robotics.rcx.legos)
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| | mlcad parts
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Hello I' m searching part for MLCAD: technic lift arm 1x4 and technic lift arm 1x2, who can help me ?? Thanks Chris (22 years ago, 15-Jul-03, to lugnet.robotics)
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| | Re: Modifying the BrickOS source code
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Mike, IIRC, mm_start is the beginning of the heap. When the system or a user program requests memory (new in C++ or malloc/calloc in C) the memory is taken from this block (from mm_start to the end of memory) What might be confusing is how the (...) (22 years ago, 15-Jul-03, to lugnet.robotics.rcx.legos)
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| | CAT320B
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But...what is this ?? (URL) to enlarge image.... (URL) is my last model: CAT 320 B (URL) machine, equiped by RCX, as usual on my model (but external this time !), has three motors to control valves, tower and trucked traction, two touch sensors to (...) (22 years ago, 15-Jul-03, to lugnet.technic, lugnet.modelteam, lugnet.robotics) !!
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| | Re: Modifying the BrickOS source code
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Thanks to all with the help, I finally got my new News setup info (my original login wasnt working so I had to re-sign up but it took about 2 weeks to hear from lugnet, so Charlie posted some stuff for me). I am looking at mm.c for my project and I (...) (22 years ago, 15-Jul-03, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS motor-output: Subject to change?
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Do you use another firmware downloader besides firmdl3? Recent changes to BrickOS changed the memory layout a bit and this could be an issue. For example, I just discovered that the nqc firmware downloader doesn't like firmware files with (...) (22 years ago, 15-Jul-03, to lugnet.robotics.rcx.legos)
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| | Quarry
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NELUG recently participated in the LEGO Roadshow. We decided that we wanted to do something special for the event, so we built a fully automated quarry scene that had working vehicals with a Rube-Goldberg feeling to it where "gravel" would (...) (22 years ago, 14-Jul-03, to lugnet.announce, lugnet.build, lugnet.org.us.nelug, lugnet.robotics, lugnet.technic, lugnet.town) !!
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| | Re: Large Turntables
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To understand the idea of the turntable propelling and steering mechanism, download the file (URL) look at the page nr 24 figure 1.10 to understand whow to use a turntable with a propelling and steering mechanism. The file is 12.2 MByte in size. Its (...) (22 years ago, 14-Jul-03, to lugnet.robotics)
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| | Re: The LEGO Level
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(...) .. (...) This is pretty cool, Jerry. Receintly, (while I was between jobs) I had a chance to play with one of these levels, and I wondered about making one out of LEGO. I'm glad to see that sensor can be used for more than just making a silly (...) (22 years ago, 14-Jul-03, to lugnet.robotics)
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| | The LEGO Level
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With a little R&D I have shown that John Barnes’ (HiTechnic Products ED2010) light sensor has the resolution and sensitivity to accurately plot the meniscus of a bubble. Using that sensor and a spirit level I have created a new accurate level (...) (22 years ago, 14-Jul-03, to lugnet.robotics)
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| | Re: BrickOS motor-output: Subject to change?
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Hi, I remember. I have tried brickOS 0.2.6.10 but I had problems with downloading the firmware. I was unable to get the new kernel into the RCX. I do not have this problem with 0.2.6.9. Thanks, Dietmar (...) [...] (...) [...] (22 years ago, 14-Jul-03, to lugnet.robotics.rcx.legos)
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| | Re: How to user MONITOR command for watching TIMER in Spybotics
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Dear Dave, Thank you for your reply. In fact, for several nights I was using very similar snippet you provided to watch the timer before posting my problem, however, I was careless to spell the Timer(0) with TIMER(0) and the compiler always (...) (22 years ago, 13-Jul-03, to lugnet.robotics.rcx.nqc)
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| | Re: How to user MONITOR command for watching TIMER in Spybotics
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This program below shows how a timer event can be used. Dave Baum ---- #define MY_EVENT 0 task main() { ClearTimer(0); SetEvent(MY_EVENT, Timer(0), EVENT_TYPE_HIGH); SetUpperLimit(MY_EVENT, 1000); monitor(EVENT_MASK(MY_EVENT)) { while(true) { (...) (22 years ago, 12-Jul-03, to lugnet.robotics.rcx.nqc)
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| | Re: Hailfire Droid, set #4481
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Brass Tilde's utterance expressed in news:002101c345b6$e9...@lsdualxp: (...) See my earlier post in lugnet.starwars / lugnet.technic.bionicle (URL) It hasn't been moderated yet... weird.. well - there are direct links to some pics... Play on! (22 years ago, 12-Jul-03, to lugnet.robotics)
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| | Re: Large Turntables
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See Jama's Construction Archive on Brickshelf: (URL) see Miguel Agullo's MOC: "Differtimento" (URL) that helps. Also this is a good way to use the system: (URL) Luck, Eric Sophie www.biomechanicalbricks.com (22 years ago, 11-Jul-03, to lugnet.robotics)
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| | Large Turntables
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Large Turntables (URL) have links of how to set up motors and gears on turn-tables? Specifically I have a motor that I want to steer a car robot AND at the same time partially rotate a turn-table (the turn-table will always point the same direction (...) (22 years ago, 11-Jul-03, to lugnet.robotics)
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| | FLL training manual
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I am planning on using Dave Hylands technical training/coaching manual to prepare my group for the FLL competition. I looked up the Minnesots FLL survey results and noticed that the feedback was rather neutral on the materail. Why is that? Is it to (...) (22 years ago, 11-Jul-03, to lugnet.robotics.edu)
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| | New Website
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Hey folks, After many long hours, I have finished my latest site. I have added new areas including a section for online building instructions that can be viewed as a slideshow or by step. Because of the time involved in creating them, I only have (...) (22 years ago, 11-Jul-03, to lugnet.robotics)
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| | Re: Pneumatic Linear-to-cyclical Converter
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(...) Yep, that's it. Actually, the switches could perhaps be located somewhere else? I'm not familiar enough with pneumatic engines to know how the switch reversal mechanism works. (...) Right. Actually, in the model of this I'm working on, I did (...) (22 years ago, 11-Jul-03, to lugnet.robotics)
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