 | | Re: My Ambulators
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Using the programming environment that comes with Mindstorms is a little frustrating in that I want to simply capture data streams in a data file and dump it to, say, a spreadsheet. What I've found myself doing is using the LCD window on the rcx (...) (24 years ago, 17-Jan-02, to lugnet.robotics, lugnet.technic)
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| | Lego Studios Cam and Macintosh
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I've spent the better part of the night looking for drivers to get this combo working. While I don't expect to use the included software (windows only), I've never had such difficulty finding drivers for a usb camera before. Does anyone have any (...) (24 years ago, 17-Jan-02, to lugnet.robotics)
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| | Reaching back to the past ...
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Fred, You recently pointed to the new "cricket" controller. Its pretty cool, however as you recall I am a big fan of the Miniboard, having used several in various robots over the years. I recently got a kit from Microchip that they use to teach (...) (24 years ago, 17-Jan-02, to lugnet.robotics.handyboard)
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| | Re: USB tower flow control question
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(...) Yup - this is what happens for me also. (...) Yup (although often needs a physical unplug/replug as well for me). (...) I believe it's not the tower, it's the USB subsystem that is 'jammed'. The 0.5 version of the legousbtower.c driver is not (...) (24 years ago, 17-Jan-02, to lugnet.robotics)
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| | Senshist.icb etc
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Fellow Lugnuts, I'm working with some of the files in Fred's 'Robotic Explorations' book and would like to use the Sensor History Routines (page 291, Section 6.5.7). Between the HB software pages and the book publisher's website, I've managed to get (...) (24 years ago, 17-Jan-02, to lugnet.robotics.handyboard)
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| | Re: newbie again part 2
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Actually, I wouldn't recommend using the simulator. My original intention was to develop the core of a simulator thus enabling other people to make a full-fledged application with nice menus and dialog boxes. Since that hasn't happened, the (...) (24 years ago, 17-Jan-02, to lugnet.robotics.rcx.nqc)
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| | Re: SDK 2.0
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(...) Umm. When I installed the new SDK it worked just fine, but I downloaded it from a different site: (URL) you could try replacing the troublesome file with the original one on your Windows installation CD. --Ian (24 years ago, 17-Jan-02, to lugnet.robotics.rcx)
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| | Re: Row of Racks and 8T Gear, HELP!
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I suggest you rework and use a 16T gear. I have used rack drives a lot and they do not mesh well with the 8T gear. -- Bob Fay THE SHOP (URL) Barile" <sebarile@sstanamera.com> wrote in message news:Gq1tFE.DHF@lugnet.com... (...) a (...) obstructions (...) (24 years ago, 16-Jan-02, to lugnet.robotics)
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| | Re: threads - bug in the firmware?
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(...) As pointed by Albert Huang, you cannot call kill() with an "invalid" pid. Actually, the comment above kill() in tm.c says: //! kill a process /*! \param pid must be valid process ID, or undefined behaviour will result! The function updates (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx.legos)
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| | Row of Racks and 8T Gear, HELP!
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Hi All, I'm basically making a plotter. I'm using 2 parallel rows of 1x4 racks as a track. When the powered 8 tooth gear crosses from one rack to the next it tends ride up on top of the teeth of the rack. I can't seem to find out what's going on. (...) (24 years ago, 16-Jan-02, to lugnet.robotics)
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| | Re: threads
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two of your threads terminate shortly after being started (...) as far as I know, legOS provides no functionality for determining whether or not a thread is alive or not. You need to keep track of this yourself (e.g. using a variable/flag that gets (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx.legos)
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| | Re: threads - bug in the firmware?
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Hi again I have now totally stripped down my code to a minimum and I am still having problems with the code hanging up. I can see nowhere where there can be a fault. I am a long way from being an expert, but is it possible there is a bug in the (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx.legos)
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| | Re: Help! Hanyboard Assembly Testing problem!---I think solved!
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so there was a bridge between Rx and Tx! that would do it. let us know if things are working now. fred (...) (24 years ago, 16-Jan-02, to lugnet.robotics.handyboard)
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| | USB tower flow control question
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Hi there, The more serious problem observed when trying to get legousbtower, usb-uhci and nqc to work togeher was that the tower hanged after one complete round trip. (nqc and legousbtower works with uhci on my setup but not with usb-uhci.) Usb-uhci (...) (24 years ago, 16-Jan-02, to lugnet.robotics)
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| | The USB tower toggle question.
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Hi there, As not everybody was able to get the legousbtower to work with nqc, I am trying to look into what make usb-uhci failed to work with nqc on my setup while uhci worked. One observation I made was that usb-uhci would skip dma'ing the data (...) (24 years ago, 16-Jan-02, to lugnet.robotics)
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| | Legousbtower configuration 4.
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Dear Juergen, As a response to the question on your webpage, I've tried configuration 4 of the legusbtower (legusbtower + uhci + nqc). I had no issues in using my setup to download the firmware to the brick. The response from the RCX brick sometimes (...) (24 years ago, 16-Jan-02, to lugnet.robotics)
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| | Re: wireless RF RCX communication?
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There are devices sold by Radio Shack/Future Shop/etc called (i think) "remote extenders". Basically, they have 2 pieces. 1 is an infrared receiver and radio transmitter, and the other is a radio reciever and ir transmitter. I think they are one-way (...) (24 years ago, 16-Jan-02, to lugnet.robotics)
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| | Re: Cygwin problems
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Ben I recommend you read the Howto from the sourceforge docs section, or even better buy the Extreme Mindstorms book (Extreme Mindstorms; D. Baum, M. Gasperi, R. Hempel, L. Villa; Apress; ISBN: 1893115844 ) . Both give a good explanation of legOS. (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx.legos)
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| | Cygwin problems
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Hi all, i am having problems with cygwin. It doesnt help that i dont know what all these linux commands mean but i will explain my problems now. I have intstalled all the software to my system ok and the linux emulator seems to work fine(i can use (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx.legos)
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| | Cybermaster CD
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(...) Lego were not able to find me an english Cybermaster CD, so my Cybermaster is sitting there unused as I can't figure out how to use the german software. Is anyone on this group willing to lend me a CD-R of an english CD? I would reimburse you (...) (24 years ago, 16-Jan-02, to lugnet.robotics.cybermaster)
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