 | | 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: ## ## (...) (19 years ago, 20-Mar-05, to lugnet.robotics.rcx.legos)
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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. (...) (19 years ago, 16-Mar-05, to lugnet.robotics.rcx.legos)
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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. (19 years ago, 16-Mar-05, to lugnet.robotics.rcx.legos)
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| | Re: firmdl3 usb error linux
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(...) I am not running Debian linux, but I got it work under Suse linux with a 2.4.6 kernel. There was almost the same problem. I can't find in your kernel message, where the usb tower has been attached. You should check this first, before you are (...) (19 years ago, 5-Mar-05, to lugnet.robotics.rcx.legos)
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| | Re: Problem with makefile
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(...) You can copy the Makefile from the installed location $prefix/share/doc/br...+/Makefile In that case you don't need to change the paths. (...) Is there a "Test.cpp/Test.C" in that directory? Multiple object files do not work exactly as one (...) (19 years ago, 25-Feb-05, to lugnet.robotics.rcx.legos)
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| | Problem with makefile
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Hello! I have a problem with making a program, which consists of some sourcefiles. I copied the Makefile out of the demo/c++ folder into my project directory and changed the paths, so that the included Makefiles and the brickOS directory can be (...) (19 years ago, 24-Feb-05, to lugnet.robotics.rcx.legos)
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| | Problems to build the Hitachi-H8 cross-compiler
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I tried to build the Hitachi-H8 cross-compiler to be used for brickos-0.2.6.10.6 . Trying to build based on binutils-2.10.1. I'm trying to install this on Win-XP. First I installed cygwin when I afterwards faced problems to execute commands. Solved (...) (19 years ago, 23-Feb-05, to lugnet.robotics.rcx.legos)
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| | unable to load brickos executable from /dev/usb/lego0
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Hello! I have compiled succesfully brickos-0.2.6.10.6 under linux. After I installed it I loaded brickos.srec and helloworld.lx into the RCX. This time I tried to load an lx file I got the following error: "error deleting program" and after trying (...) (19 years ago, 22-Feb-05, to lugnet.robotics.rcx.legos)
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| | BrickOS 0.9.0 -- Debian "sarge" works...
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Well, wouldn't you know, on the very next dist-upgrade after I posted that brickOS 0.9.0 was still in "unstable" on Debian, it materialized in "testing". My laziness was undone! Anyways, I compiled the examples in the Debian-packaged demo (...) (19 years ago, 6-Feb-05, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS 0.9.0 success
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(...) Well, I'm pleased to report that the 2.6.10 (newest current) kernel, with included legousbtower driver, worked well with the tarball of brickOS 0.9.0. I haven't tried the Debian package yet. I noticed that on the Debian package page, the (...) (19 years ago, 3-Feb-05, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS 0.9.0 success
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Andrew, How fun to hear of your 2.4 success with brickos-0.9.0 It is good to hear that this was possible. With respect to your next efforts I have news... (...) Both brickos-0.9.0 and lnpd-0.9.0 are now debian packages. If these are useful in your (...) (19 years ago, 29-Jan-05, to lugnet.robotics.rcx.legos)
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| | BrickOS 0.9.0 success
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Hello all -- I have a Linux system with a USB Lego IR tower, and have been intermittently poking around on the web (once every few weeks) in hopes of getting a brickOS system to work on it, with varying levels of enthusiasm. I've gotten it to go (...) (19 years ago, 28-Jan-05, to lugnet.robotics.rcx.legos)
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| | Re: Simulink Compilation
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Dear Marc, It would be very interesting to have Simulink + Realtime Workshop controlling the RCX. By the way, how much speed do you expect can be achieved considering the communication speed between PC and RCX ? Liem. (...) (19 years ago, 22-Jan-05, to lugnet.robotics.rcx.legos)
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| | Re: pre-releases brickos-0.9.0/lnpd-0.9.0 avail. for testing/feedback
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Steve, (...) The 0.9.0 version does not, however, this is being worked as I write this. Expect a 0.9.x point release to allow us all the chance to test the new code before we release as v1.0.0 Regards, Stephen -- (19 years ago, 22-Jan-05, to lugnet.robotics.rcx.legos)
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| | Re: pre-releases brickos-0.9.0/lnpd-0.9.0 avail. for testing/feedback
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A number of you have noticed that the files have been unavailable from the sourceforge mirrors. I was just able to download both of the files: brickos and lnpd. If you've been waiting, you should be able to get them now. (...) (19 years ago, 19-Jan-05, to lugnet.robotics.rcx.legos)
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| | Re: pre-releases brickos-0.9.0/lnpd-0.9.0 avail. for testing/feedback
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(...) Yeah. Sounds good. Will this address the issue of the sensor port reads taking up 60% of processor time? If you don't know what I'm talking about, I can go through old LUGNET posts and find it. Steve (19 years ago, 18-Jan-05, to lugnet.robotics.rcx.legos)
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| | pre-releases brickos-0.9.0/lnpd-0.9.0 avail. for testing/feedback
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It's a new year and now you have a new version of brickOS. Yes, you read that right... a new version and a first version of lnpd for Linux that works with this new version of BrickOS. Along with this lnpd support, this BrickOS now supports USB IR (...) (19 years ago, 18-Jan-05, to lugnet.robotics.rcx.legos)
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| | Simulink Compilation
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Dear BrickOS users We would like to start using Simulink + Realtime Workshop (Mathsoft)to compile and download code to the RCX. I have successfully completed the installtion procedure for BrickOS - but noticed that the setup code provided by (...) (19 years ago, 17-Jan-05, to lugnet.robotics.rcx.legos)
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| | Re: LNPd keeps sending TX_FAILURE
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(...) Here is my ls -l: tyler@gyro life $ ls -l /dev/ttyS0 lr-xr-xr-x 1 root root 5 Jan 9 05:01 /dev/ttyS0 -> tts/0 tyler@gyro life $ ls -l /dev/tts/0 crw-rw---- 1 tyler tty 4, 64 Jan 9 11:17 /dev/tts/0 I've tried running as root and as tyler, (...) (19 years ago, 9-Jan-05, to lugnet.robotics.rcx.legos)
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| | Re: LNPd keeps sending TX_FAILURE
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(...) hmmm, bad. I never did much wich lnp, but it worked on my machine. (...) I hope so :) Reading the problem description in your first posting gives me a knot in my brain. Next possible problem is a problem with the rights for your /dev/ttySx. If (...) (19 years ago, 8-Jan-05, to lugnet.robotics.rcx.legos)
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| | Re: LNPd keeps sending TX_FAILURE
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(...) I tried the PARENB | PARODD fix. All it did was prevent the PC from receiving anything from the RCX, and it still didn't send anything. Is there anything I missed? (19 years ago, 7-Jan-05, to lugnet.robotics.rcx.legos)
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| | Re: LNPd keeps sending TX_FAILURE
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(...) Keep in mind that lnpd out of the box does _not_ work with brickOS out of the box! This item was discussed in this forum several times, you should search for lnpd in older postings. The next version of brickOS will be accompanied by an updated (...) (19 years ago, 7-Jan-05, to lugnet.robotics.rcx.legos)
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| | Re: LNPd keeps sending TX_FAILURE
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I don't use LNPd or BrickOS so I don't know if this will work. It makes all sorts of problems go away when using the RCX ROM message handling routines, I don't know how much of the ROM routines are used by LNPd or whether, if it doesn't, it has (...) (19 years ago, 7-Jan-05, to lugnet.robotics.rcx.legos)
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| | LNPd keeps sending TX_FAILURE
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I'm running LNPd on Gentoo Linux 2.6.7. Everything seems to work fine except transmitting messages to the RCX. The lnptest application that comes with LNPd keeps reporting a Collision every time it tries to transmit something. It does however (...) (19 years ago, 7-Jan-05, to lugnet.robotics.rcx.legos, FTX)
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| | crosscompiler does not compile arrays of objects
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Hello! I made a cross-compiler with the sources of gcc-3.4.2 and tried to compile this: Behavior a(); Behavior b() Behavior behaviors[] = {a,b}; ... Make fails with the error message: conversion from Behavior()() to non-scalar type Behavior (...) (20 years ago, 30-Dec-04, to lugnet.robotics.rcx.legos)
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| | RE: brickOS port to FreeBSD
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John, I'm interested in how you got the USB tower working... I've got a Tcl package that talks to the LEGO USB tower driver under Windows, but nothing for FreeBSD yet. I'm willing to share the Tcl script with you if I ever get the tower working (...) (20 years ago, 23-Dec-04, to lugnet.robotics.rcx.legos)
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| | Re: Errors while installing brickOS 0.2.6.10
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(...) These two installers offer the brickOS beginner an extremely easy way to get Cygwin and the necessary cross compilers installed on a Win32 system as well as all the brickOS files (and LeJOS files also). If you download and run these two (...) (20 years ago, 28-Dec-04, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: brickOS port to FreeBSD
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Hi Jarod, (...) Ok, you can get it from ftp://ftp2.za.freebs...d-usb.diff I haven't been able to get the fast mode to work yet. I guess firmdl needs something different from NQC because it do work in NQC. I have tried to make the changes so that (...) (20 years ago, 27-Dec-04, to lugnet.robotics.rcx.legos)
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| | Re: Errors while installing brickOS 0.2.6.10
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(...) Sorry for the late reply! I am wondering if the two installers are required, and what they are for. (20 years ago, 27-Dec-04, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: brickOS port to FreeBSD
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(...) Hi John, I would be interested in the patches to firmdl and dll. If you could please post them somewhere or email them to me. Thanks, Jarod (20 years ago, 25-Dec-04, to lugnet.robotics.rcx.legos)
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| | Re: brickOS port to FreeBSD
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(...) Thanks, I'm up and running using binutils-2.15, gcc-3.4-20041217 and your gcc-3.3 patch to the cvs version of brickOS. I also have the USB Tower working. Would the brickOS guys be interested in FreeBSD patches to firmdl and dll? John (20 years ago, 23-Dec-04, to lugnet.robotics.rcx.legos)
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| | Re: Wire communication
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(...) Hi, yep it does. Regards Ronald (20 years ago, 15-Dec-04, to lugnet.robotics.rcx.legos)
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| | Re: Wire communication
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A few questions and another answer: I don’t have my nqc ref to hand, but does the one external output on the cybermaster support float? I also have the suspicion that a more efficient (fewer ports tied up) solution might be achieved by wiring two (...) (20 years ago, 14-Dec-04, to lugnet.robotics.rcx.legos)
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| | Re: brickOS port to FreeBSD
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(...) I think the latest official gcc-binaries for brickOS are still 2.95.x. However, I have binutils-2.15 and gcc-3.4.0 running under linux and had only minor problems. Make sure you compile gcc without the stdc++ libraries or just ignore the (...) (20 years ago, 9-Dec-04, to lugnet.robotics.rcx.legos)
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| | Re: Wire communication
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(...) I think all you really need to do is switch the motor port between "float" and "brake". That's the same as opening and closing a touch sensor. I've used that for simple signals, and it seems to work fine, but I haven't tried more complex (...) (20 years ago, 9-Dec-04, to lugnet.robotics.rcx.legos)
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| | Wire communication
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Hello, I am currently trying to implement a communication protocol between two bricks using just one of the copper wire given with the brick. The protocol is based on manchester encoding, using a well-timed alternation of up and low signals. My (...) (20 years ago, 9-Dec-04, to lugnet.robotics.rcx.legos)
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| | brickOS port to FreeBSD
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Hi, I'm looking at porting brickOS to FreeBSD. I guess the first step is to get the crosscompiler etc. going. Which version of gcc and binutils is the best to use? I searched a bit but it isn't very clear which version to use, except that lots of (...) (20 years ago, 8-Dec-04, to lugnet.robotics.rcx.legos)
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| | Code Archive, Links or Send Me Email Attachment/s
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Hi I am a newbie. I have Extreme mindstorms, Lego Mindsorms Robots books, but was wondering if there is/will be a code archive available, or can anyone please direct me to where I can get lots of example code?, even email me some (zip file?)if they (...) (20 years ago, 7-Dec-04, to lugnet.robotics.rcx.legos)
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| | Re: Errors while installing brickOS 0.2.6.10
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(...) I highly recommend that you use my cygwin and brickOS installers. If you use them you will more than likely be up and running with brickOS in a matter of minutes. See my BricxCC page at (URL) are links to the two installers: (URL) Hansen (20 years ago, 2-Dec-04, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Errors while installing brickOS 0.2.6.10
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Hi, I am a newbie. I have encountered some errors while installing brickOS 0.2.6.10. (URL) anyone encounter the same problems before? 1. When I just start cygwin, it gives me an error message like this: This application program can not be executed (...) (20 years ago, 2-Dec-04, to lugnet.robotics, lugnet.robotics.cybermaster, lugnet.robotics.edu, lugnet.robotics.rcx, lugnet.robotics.rcx.legos, lugnet.robotics.rcx.nqc)
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