 | | rcx brick fail to download
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Hi, There are two unknown symbols on the RCX, I wonder if anyone could help me to understand it: 1) It had this upside down arrow at the bottom left of the LCD screen. This particular RCX 2.0 brick fails to download the firmware. I tried different (...) (20 years ago, 28-Mar-05, to lugnet.robotics.rcx, lugnet.robotics.rcx.robolab)
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| | RE: roboball experience?
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Thanks to both Tom & Bernard for your input. I noticed they have a roboball compass. Have you incorporated this with the RCX brick? Or, will it work? --thanks in advance! --Elizabeth Mabrey -----Original Message----- From: news-gateway@lugnet.com (...) (20 years ago, 24-Mar-05, to lugnet.robotics.rcx, lugnet.robotics.rcx.robolab)
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| | Re: roboball experience?
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(...) I can't comment on the sensors, but I do have experience w/the balls. The balls are of good quality, well-balanced, and they are a brilliant IR source. (Standard light sensors see them just fine.) However, battery life is quite short (approx. (...) (20 years ago, 23-Mar-05, to lugnet.robotics.rcx, lugnet.robotics.rcx.robolab)
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| | roboball experience?
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Hi I have been looking into the roboball and the sensors kit. (URL) I wonder if there is anyone out there can share the experience of using this with the RCX. What does it take to install on the RCX? Thanks in advance for your help! -- Elizabeth (...) (20 years ago, 23-Mar-05, to lugnet.robotics.rcx, lugnet.robotics.rcx.robolab)
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| | Re: NQC release
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(...) I've just uploaded a .tgz containing a Mac OSX version of NQC (provided by Rob Bates, the MacNQC developer). You can get it from the NQC website: (URL) also have replaced (again) the source code .tgz. It should work as well as the previous (...) (20 years ago, 22-Mar-05, to lugnet.robotics.rcx.nqc)
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| | linker error
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I use brickos-0.2.6.10.6 with a gcc 3.4.2 crosscompiler and binutils 2.15. When I try to make an executable I get the linker error: "cannot handle R_MEM_INDIRECT reloc when using symbolsrec output" I use a patched Makefile.user for making: ## ## (...) (20 years ago, 20-Mar-05, to lugnet.robotics.rcx.legos)
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| | Re: IR Tower problems
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(...) I think we may have found a problem. This is from /var/log/messages: Mar 19 22:52:42 pitr kernel: usb 2-1: new low speed USB device using ohci_hcd and address 8 Mar 19 22:52:42 pitr kernel: usb 2-1: Product: LEGO USB Tower Mar 19 22:52:42 pitr (...) (20 years ago, 20-Mar-05, to lugnet.robotics.rcx)
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| | Re: IR Tower problems
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(...) Ok, the driver is loaded and major number 180 minor number 160 is correct. Do you see something like this: drivers/usb/misc/leg...sbtower.c: LEGO USB Tower #0 now attached to major 180 minor 160 drivers/usb/misc/leg...sbtower.c: LEGO USB Tower (...) (20 years ago, 19-Mar-05, to lugnet.robotics.rcx)
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| | Re: IR Tower problems
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(...) I'm pretty sure the driver is loaded, this is the output from lsmod: Module Size Used by .. legousbtower 14912 0 .. usbcore 116808 4 legousbtower,ohci_hcd,ehci_hcd and I created /dev/usb/lego0 myself as a character devince with major number (...) (20 years ago, 18-Mar-05, to lugnet.robotics.rcx)
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| | Re: NQC release
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Hi John, (...) YES, this version compiles fine under my Linux system with gcc 3.3.3. You do a real great job, thank you for all your work! Regards, Michael (20 years ago, 17-Mar-05, to lugnet.robotics.rcx.nqc)
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| | Re: IR Tower problems
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Hi David, (...) these are the log messages from the USB core, but I don't see any from the driver, are you sure the driver is loaded? Also, the device nowadays is supposed to be at /dev/usb/legousbtower0. If you use udev it should create that (...) (20 years ago, 17-Mar-05, to lugnet.robotics.rcx)
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| | Re: Robolab Programs for FLL
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On Wed, March 16, 2005 4:31 pm, Dick Swan said: (...) Dick, Last night I sent an e-mail to our "keeper of the code". I'll try to get the programs to you today or tomorrow. Do you want the robolab files, or screenshots? I can tell you a little info. (...) (20 years ago, 17-Mar-05, to lugnet.robotics, lugnet.robotics.rcx.robolab)
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| | IR Tower problems
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I am trying to get nqc 3.1 r1 working on my Slackware 9.1 box using Linux kernel 2.6.11.2. When I plug the IR Tower into my USB port, it's recognized. This is what I get from dmesg: hub 2-0:1.0: state 5 ports 3 chg 0000 evt 0002 ohci_hcd (...) (20 years ago, 17-Mar-05, to lugnet.robotics.rcx)
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| | Robolab Programs for FLL
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The recent threads concerning Robolab and FLL has prompted my interest in how big theRobolab programs for FLL are. Are there any FLL coaches or team members out there who want to send me a copy of their Robolab program for a past competition so that (...) (20 years ago, 16-Mar-05, to lugnet.robotics, lugnet.robotics.rcx.robolab)
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| | Re: NQC release
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And that was the fix. Thanks for maintaining this code! (...) (20 years ago, 16-Mar-05, to lugnet.robotics.rcx.nqc)
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| | Re: NQC release
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(...) It turns out one of the steps in the process I used to generate the .tgz source code archive not only got the wrong version from CVS but it changed all my unix-style line endings back to windows-style line endings. I've replaced the latest (...) (20 years ago, 16-Mar-05, to lugnet.robotics.rcx.nqc)
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| | Re: How to build a shared library
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Hello Anne, (...) You can't. Shared libraries are not supported by brickOS. Shared memory or shared libraries are not a feature of a compiler but a feature of the underlying OS. But you can do it the hard way: - put all shared routines in program 1. (...) (20 years ago, 16-Mar-05, to lugnet.robotics.rcx.legos)
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| | Re: NQC release
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(...) I'm apparently very confused. I could have sworn I checked the code here and there wasn't a "private:" before the class Chunk definition starting at line 81. But after double checking just now indeed there is one there. That's what had me (...) (20 years ago, 16-Mar-05, to lugnet.robotics.rcx.nqc)
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| | Robolab Conference - Call for Papers
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1) The Call for Presentation and Papers for the Annual ROBOLAB Conference (August 15-17th, Austin, Texas) has been extended to APRIL 1st. Please consider submitting a presentation or a paper for the conference. Details are available at the (...) (20 years ago, 16-Mar-05, to lugnet.events, lugnet.edu, lugnet.robotics, lugnet.robotics.edu, lugnet.robotics.events, lugnet.robotics.rcx.robolab)
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| | How to build a shared library
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Hello! How can I dynamically link my c++ classes or rather build a shared library with the brickos Makefiles? Anne. (20 years ago, 16-Mar-05, to lugnet.robotics.rcx.legos)
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