 | | Re: Air transportation of RCXs etc
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"Andy Gombos" <lego-robotics@crynwr.com> wrote in message news:000701c2b0ee$77...41@ANDY... (...) If I can make it, I will have my laptop. I won't be bringing a usb tower and my laptop has no serial ports. -Rob (23 years ago, 31-Dec-02, to lugnet.robotics)
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| | RE: Air transportation of RCXs etc
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I don't think saying "I have something that may appear to be a bomb" is a wise idea... but it may be a good way to get your 10 seconds of fame on the news. Perhaps FedEx is a better approach... you can ship the item to yourself and have it held at a (...) (23 years ago, 31-Dec-02, to lugnet.robotics)
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| | Re: Air transportation of RCXs etc
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I think as long as nothing is on, it will be fine. You may have a problem with corrupted firmware though - will there be a computer there to upload new firmware/programs if needed? The radiation may flip some bits and change everything. I'm not sure (...) (23 years ago, 31-Dec-02, to lugnet.robotics)
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| | Air transportation of RCXs etc
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Does anyone know if the new checked-baggage xray equipment is likely to damage the kinds of microprocessors in RCXs etc. There have been specific statments that the new equipment *will* damage film. With BricksWest coming up, I want to know if it's (...) (23 years ago, 31-Dec-02, to lugnet.robotics)
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| | Re: CamCom ActiveX.exe
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hi Manfred, this looks great, finally a "real" freeware version (I never succeeded in getting the other (Belgium) freeware). Just started the program and try to run it with a very old Dynalink camera under winXP, it worked right away. I don't have a (...) (23 years ago, 31-Dec-02, to lugnet.robotics.vc)
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| | CamCom ActiveX.exe
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CamCom is an ActiveX.exe and makes in a VB-project classes available, which make the detection of color and movement possible. For this purpose detection areas must be defined. This can take place at run-time by program control or over the (...) (23 years ago, 31-Dec-02, to lugnet.robotics.vc)
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| | Re: Jamocklaquat - The waters are still - a brief pause and analysis -
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(...) The AI will come from the programming ultimatly. (...) The Super Mech-Bot has a Dual Vision Command set up. (URL)If you wanted it more advanced, you (...) The Super Mech-Bot has touch sensors in the hands. (URL) nice about Vision Command is (...) (23 years ago, 30-Dec-02, to lugnet.build.mecha, lugnet.technic, lugnet.robotics)
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| | Re: Float and int
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(...) For most brick projects I can think of, it is. If you want to travel your robot around, you will have to deal with sin, cos, tan and square root. First thing you can do is working with tables to avoid "on the fly" sin calculation. Second, you (...) (23 years ago, 30-Dec-02, to lugnet.robotics.rcx.legos)
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| | RE: Float and int
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(...) I'm doing a seminar at BricksWest on fixed point notation and simple algorithms for square root, trig, etc for BrickOS and pbForth users. The focus will be on the mechanics of the algorithms, the actual code implementation will be a "exercise (...) (23 years ago, 30-Dec-02, to lugnet.robotics.rcx.legos)
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| | Re: Float and int
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(...) Mabie Fixed Point is an answer. I dont know how it works but I have a book that suggests that a decent Fixed Point library can be faster than Floating Point if there isnt an FPU available. (23 years ago, 30-Dec-02, to lugnet.robotics.rcx.legos)
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| | Re: Float and int
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(...) You should look in the gnu gcc compiler documentation for this. Float support is not OS but compiler specific. As I recall, gcc uses IEEE float format, the specification should be found somewhere in the net. But doing float with the brick is (...) (23 years ago, 30-Dec-02, to lugnet.robotics.rcx.legos)
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| | Re: Jamocklaquat - The waters are still - a brief pause and analysis -
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(...) It'd be nice if it had some AI. Perhaps a camera in the head, hooked up to a computer, sending messages to the RCXs? If you wanted it more advanced, you could have multiple cameras, plus microphones, a speaker, and maybe more sensors (...) (23 years ago, 30-Dec-02, to lugnet.build.mecha, lugnet.technic, lugnet.robotics)
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| | Re: Float and int
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(...) int is 16 bits, big endian, signed. It goes from -32768 to 32767. unsigned int goes from 0 to 65535. char is 8, long is 32, long long is 64, with the standard limits. Floats and doubles are emulated in software, as the H8/300 processor has no (...) (23 years ago, 30-Dec-02, to lugnet.robotics.rcx.legos)
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| | Float and int
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Does anyone know what the maximum and minimum size of integer which can be stored is? Likewise, what is the floating point accuracy of BrickOS for variables of type "float" and "double" (is there such thing in BrickOS?) ? Both of these questions (...) (23 years ago, 29-Dec-02, to lugnet.robotics.rcx.legos)
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| | Re: Jamocklaquat - The waters are still - a brief pause and analysis -
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Thanks TJ and Thanks for Spotlighting the Technic Beast in the Cool MOCs section too, that really made me happy. I have just figured out a few deatils of its construction. We may see it completed sooner than I thought. I would love to bring it to (...) (23 years ago, 29-Dec-02, to lugnet.build.mecha, lugnet.technic, lugnet.robotics)
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| | NQC for BeOS
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Hi, I've uploaded my port of NQC 2.4.r3 to the BeOS. You can find it here: (URL) looking for help with the USB driver, anyone can help? Regards Gabriele Biffi (23 years ago, 29-Dec-02, to lugnet.robotics.rcx.nqc)
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| | Re: Jamocklaquat - The waters are still - a brief pause and analysis -
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(...) Dang! 10 RCX! That's a lot of batteries :-) Have you invested in rechargeables? (...) That's quite a 'bot, and a serious building endeavor (plus a huge investment :-) I'm not really a mecha fan, but Jama is awesome just from a Technic/ (...) (23 years ago, 29-Dec-02, to lugnet.build.mecha, lugnet.technic, lugnet.robotics)
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| | Re: Color sensor and brick mixer MOC
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I recently noticed that I forgot links from thumbnails to images in my color (...) Philo www.philohome.com (23 years ago, 29-Dec-02, to lugnet.robotics)
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| | Re: Jamocklaquat - The waters are still - a brief pause and analysis -
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(...) The trusty Bathroom scale says 20 pounds. Thats without RCX. Wow, it seems like it would weigh more. Then again it's just the skeloton with very little exterior detail. Fully complete and 10 RCX laiden with batteries, we could be talking an (...) (23 years ago, 29-Dec-02, to lugnet.build.mecha, lugnet.technic, lugnet.robotics)
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| | Re: Jamocklaquat - The waters are still - a brief pause and analysis -
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How mich does it weigh? (23 years ago, 29-Dec-02, to lugnet.build.mecha, lugnet.technic, lugnet.robotics)
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| | Jamocklaquat - The waters are still - a brief pause and analysis -
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I have been getting some questions and I realized an update is in order. At this point in time construction on Jama has been halted. I intend to use the money and effort to goto Bricks West 2003 in California rather than spend it on Jama. So at this (...) (23 years ago, 29-Dec-02, to lugnet.build.mecha, lugnet.technic, lugnet.robotics)
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| | Transmitting time USB vs serial
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Hello, I use lejos 2.1.0 and legousbtower 0.52 from the lejos distribution. I measured the transmitting time of an Int from PC to RCX with the attached programs and got the following result: 1. single integer (LED at the tower is off before pressing (...) (23 years ago, 28-Dec-02, to lugnet.robotics.rcx.java)
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| | Re: Syngress LEGO book Review
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(...) I bought the DSDK book. I wrote a review too, but not for Amazon - for Lego MindStorms Monthly. (URL) (after January 20th the link will be (URL) Thorn (23 years ago, 28-Dec-02, to lugnet.robotics)
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| | Syngress LEGO book Review
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Hello All, Well the third book in Syngress' "10 Cool LEGO Mindstroms" series is out on the bookshelves. It contains robots that use components included in the Ultimate Builders Set and Robotics Invention system 2.0. Quick Overview This 263 page book (...) (23 years ago, 28-Dec-02, to lugnet.robotics)
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| | Re: Packaging!
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Yes, to my amazement, both the Manas and Spybotics were packaged in this manner (in the U.S. at least). I can't fathom what on Earth they were thinking when they came up with this packaging scheme. The controllers that came with the Manas were badly (...) (23 years ago, 27-Dec-02, to lugnet.robotics.spybotics, lugnet.lego)
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| | Re: IR Tower not working when downloading firmware
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Wow, some test! I'm x-posting this to the robotics group just in case. Maggie C. (The following is all quoted from Wendy's post but I had to "unquote" it so the server would accept it.) In lugnet.off-topic.test, Wendy Dorn writes: Hi, I'm using (...) (23 years ago, 26-Dec-02, to lugnet.off-topic.test, lugnet.robotics)
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| | Re: compass sensor
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Hi Steve, thanks for your reply. Yes I know about the hightechnicstuff sensor. I am just a little worried about the 5° tolerance since I want to use it for navigation. But I have never worked with compass sensors in that way before and thus I also (...) (23 years ago, 26-Dec-02, to lugnet.robotics)
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| | LEGO MindStorms SDK 2.5
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Hello I have found today on LEGO's website the MINDSTORMS SDK 2.5. Is an upgrade that adds full Spybotics support. (URL) Koldo ***...*** (URL) Tecnología y Robótica (URL) ***...*** (...) (23 years ago, 26-Dec-02, to lugnet.robotics)
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| | Packaging!
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Merry Xmas! We just unpacked a spybotic and some other LEGO. I am really upset about the way LEGO is packaging new stuff. We have a box here, with loose content, just filling 1/3 of the box. The "expensive" devices not even packed in some (...) (23 years ago, 25-Dec-02, to lugnet.robotics.spybotics)
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| | Re: RCX/Spybotics/Scout communication
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(...) Spybotics uses a new IR protocol for communication between Spybotics devices, but the IR is also has user-configurable and can send RCX-style messages. Here is a sample program that sends messages from Spybotics to an RCX (or Scout): (URL) (...) (23 years ago, 26-Dec-02, to lugnet.robotics.spybotics, lugnet.robotics.rcx, lugnet.robotics.scout)
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| | Re: compass sensor
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(...) Raphael, HiTechnic does sell this sensor, ready to connect to an RCX. (I doubt John would say that himself, because LUGNET rules don't allow advertising, but I'm not associated with HiTechnic.) With that said, I doubt it's a simple task to (...) (23 years ago, 26-Dec-02, to lugnet.robotics)
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| | Re: compass sensor
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Hi John! Ok, I will see if I can get this thing somewhere. You have it already working I guess; could you either send me your ideas or put them somewhere on the web? Would be a great help (and time saving)! Thanks, Raphael original message: The (...) (23 years ago, 26-Dec-02, to lugnet.robotics)
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| | Re: compass sensor
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The sensor element used can be found for sale at various suppliers. It is the PNI Vector 2X module. You will have to convert it's serial digital output to a format suited to use by the RCX. JB (...) (23 years ago, 26-Dec-02, to lugnet.robotics)
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| | Re: compass sensor
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Hi Dave! Three degrees sound acceptable. Can you buy this compass sensor somewhere or did you build it yourself? Do you have any schematics that I could build it myself? Any Link to a web page? Thanks, Raphael original message: (...) writes: (...) (...) (23 years ago, 25-Dec-02, to lugnet.robotics)
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| | Re: compass sensor
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(...) I have an early version that is pretty darned good, about +/- 3 degrees. Not bad considering the inheirent inaccuracies and backlash/slop in Lego gearing. Refreshes pretty quickly and is quite responsive to direction changes. No problem even (...) (23 years ago, 25-Dec-02, to lugnet.robotics)
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| | Re: Problems with the linux version
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Hi Raphael, hi Reto, (...) Lejos 2.1.0 has been released in the meantime, it should support all this. Jürgen (23 years ago, 25-Dec-02, to lugnet.robotics)
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| | Re: RCX/Spybotics/Scout communication
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(...) With the latest release of Brixcc, you have the ability to control the spybot. I sent commands to the spybot from Bricxx, but havent' gotten to the point of actually sending commands from the RCX to the Spybot--been a little busy lately. That (...) (23 years ago, 24-Dec-02, to lugnet.robotics.spybotics, lugnet.robotics.rcx, lugnet.robotics.scout)
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| | Re: RCX/Spybotics/Scout communication
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(...) I'm no expert here, but I hate to see questions go unanswered. I believe you can use the same NQC commands to send messages to and from the spybot as used in the standard RCX. (23 years ago, 24-Dec-02, to lugnet.robotics.spybotics, lugnet.robotics.rcx, lugnet.robotics.scout)
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| | Re: Problems with the linux version
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Interesting 3D LIDAR component: (URL) Didn't look deeply enough to determine what it could and could not be interfaced with or used for. Chris - Xenon (23 years ago, 23-Dec-02, to lugnet.robotics)
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| | RCX/Spybotics/Scout communication
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Having read the messages in the various newsgoups, I must admit I'm a little puzzled. I've seen a lot of discussion about IR communication, but I don't think I have a straight answer. I have an RCX, a Scout, and some Spybotics under the Christmas (...) (23 years ago, 23-Dec-02, to lugnet.robotics.spybotics, lugnet.robotics.rcx, lugnet.robotics.scout)
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