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 Robotics / RCX / legOS / *3219 (-40)
  getting BrickOS through slow connection
 
My son and I have been looking BrickOS but one sticking point is that we have a slow connection at home which makes getting large packages hard. In such cases, I just download the files at work and burn the files into CD-RW and bring them home. Is (...) (22 years ago, 1-Apr-03, to lugnet.robotics.rcx.legos)
 
  Re: strange motor behaviour
 
(...) The problem is that the upper memory area (0xf000-0xf800) is connected to both RAM and motor output. Every byte written here is also interpreted as motor command. The latest CVS version of BrickOS has fixed this (this memory is written only (...) (22 years ago, 2-Apr-03, to lugnet.robotics.rcx.legos)
 
  Re: strange motor behaviour
 
(...) (this should be your user programm of course) (...) and i've been a bit too quick, it should be 40*40*1 (you're allocating char's), still thats' about 1.5kByte, that is, 1/10th of the memory available to you as user, so the following reasoning (...) (22 years ago, 2-Apr-03, to lugnet.robotics.rcx.legos)
 
  Re: strange motor behaviour
 
(...) well, the RCX only has 32Kbyte of memory of wich half is used by brickOs the remaining half should fit you user programm and all runtime stacks and heaps, so allocating 40*40*2Bytes(the minimum for a pointer in an 32Kbyte adresspace) will need (...) (22 years ago, 2-Apr-03, to lugnet.robotics.rcx.legos)
 
  strange motor behaviour
 
Hello, I wonder if somebody can help me wíth the following problem. In general my program is running okay but when I change the attached data definition, the two motors I use show very strange behaviour (just making some noise and moving very slow (...) (22 years ago, 1-Apr-03, to lugnet.robotics.rcx.legos)
 
  Re: Problems with BrickOS Installation
 
Carson, It looks like you missed the tar package.You can check to see what Cygwin packages have been installed on your system by using the cygcheck command at the cygwin command prompt. Try cygcheck -c If the output is too large for your dos window (...) (22 years ago, 1-Apr-03, to lugnet.robotics.rcx.legos)
 
  Problems with BrickOS Installation
 
Hi, When I was at the stage of No.3 in the sourceforge.net documents (Installing the BrickOS files), I typed in cd / tar xvfz brickos-0.2.6.0.tar.gz as it should be, but then it said that command 'tar' cannot be found?? Could anyone please help me? (...) (22 years ago, 2-Apr-03, to lugnet.robotics.rcx.legos)
 
  BrickOS Tutorials
 
Hi, I am new to programming the RCX in BrickOS. Is there any tutorials on the web as a introduction? Thanks -- ===...=== Carson Au carson.au@myrealbox.com www.thunderobotics.zzn.com ===...=== (22 years ago, 2-Apr-03, to lugnet.robotics.rcx.legos)
 
  Re: BrickOS on Mac OS X
 
(...) Well, I've had a pretty successful couple of days... If you go to (URL) you will find a tar ball that contains all of the Brick OS utilities compiled for OS X. I've tested them and have successfully downloaded BrickOS and a couple of their (...) (22 years ago, 30-Mar-03, to lugnet.robotics.rcx.legos)
 
  linux and the USB IR Tower
 
Hi, I have been trying to use my lego mindstorms kit along with the USB IR Tower in linux. I have had limited success. I managed to patch the distribution so that firmdl3 recognizes the usb device. I compiled a module for the USB tower device. It (...) (22 years ago, 29-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: BrickOS on Mac OS X
 
(...) I'll have to look at that. I currently have the compiler working from the GNU source but haven't been able to get the C++ BrickOS tests to compile. I used the raw GNU source, version 3.2.2 but I'll look at the darwin stuff (couldn't find it (...) (22 years ago, 29-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: BrickOS on Mac OS X
 
(...) At this point I have a working compiler and have successfully compiled BrickOS (except for the C++ tests, which I have to look into). I'm working on the USB stuff and making some progress (see my other post...). If you're interested in trying (...) (22 years ago, 29-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: BrickOS on Mac OS X
 
(...) ... (...) This is a bug in binutils versions 2.12.2, 2.13 and 2.13.1 . Get the latest binutils (2.13.2.1). Max. (22 years ago, 28-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: BrickOS on Mac OS X
 
Ed, thanks for the quick response. I wrote out a reply, deciding that I would scrap 2.95 and just go for 3.1, but then I got an email pointing out the problem I was having was a bug in binutils. So now with binutils-2.13.2.1, everything compiles (...) (22 years ago, 28-Mar-03, to lugnet.robotics.rcx.legos)
 
  chain list
 
(...) cause I've try but it don't work !! But it work on a PC nanobapt (22 years ago, 27-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: BrickOS on Mac OS X
 
Matt, I have been working with Michael Zapp on "porting" brickOS to the Mac OS X. We too had a fairly easy time with the binutils (ver 20020918). And both of us had issues with GCC although we have been working on Ver 3.1. I have not kept up with (...) (22 years ago, 28-Mar-03, to lugnet.robotics.rcx.legos)
 
  BrickOS on Mac OS X
 
I'm trying to compile BrickOS on Mac OS X. I'm actually surprised at how well it's been going considering it looks like no one has tried it yet. I've compiled gnu binutils-2.13.1 hosted on darwin6.4, targeted at h8300. That seemed to work fine out (...) (22 years ago, 28-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: IR port Communication
 
(...) have you try to look at lnp.c and lnp-logical.c ? See the old version there are not the remote command it's easier It seems that lnp-logical.h use the S_RDR byte to understand what is send on the IR port look at this void rx_core(void) { (...) (22 years ago, 27-Mar-03, to lugnet.robotics.rcx.legos)
 
  IR port Communication
 
ERIKA is an RTOS(erika.sssup.it). The kernel of ERIKA does not support the the serial port communication through the IR port. I want to add that functionality to ERIKA. My final task will be to to develop an application the will allow communication (...) (22 years ago, 27-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: Gcc/BrickOS installation issues
 
You did build binutils first didn't you? (22 years ago, 26-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: Installing full BrickOS (in an easier way)
 
Carson, Sorry I don't have these packaged together but here is some more hints. One hint when downloading cygwin modules is to change the package listing view. In the upper left hand "Select Packages" window is a button labeled "View". Click on it (...) (22 years ago, 26-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: Installing full BrickOS (in an easier way)
 
(...) What files do you mean? BrickOS itself comes in only one file: brickos-VERSION.tar.gz Do you mean binutils and gcc? Well, that's not many other files. Max. (22 years ago, 26-Mar-03, to lugnet.robotics.rcx.legos)
 
  Installing full BrickOS (in an easier way)
 
I am trying to install the full version of BrickOS. However, there are many files to download. Does anyone have all the files zipped together? thanks -- ===...=== Carson Au carson.au@myrealbox.com www.thunderobotics.zzn.com ===...=== (22 years ago, 27-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: Gcc/BrickOS installation issues
 
(...) Not so. Here is the script I use. I suspect that the buildgcc.sh may have omitted to make sure the newly-installed binutils were in the PATH whilst building gcc. Max. BEGIN-SCRIPT #!/bin/bash # Syntax: ./build-h8x (binutils-srcdir|gcc-srcdir) (...) (22 years ago, 25-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: Gcc/BrickOS installation issues
 
(...) BricxCC page. (URL) Hansen (22 years ago, 25-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: Gcc/BrickOS installation issues
 
(...) It is extremely difficult to get GCC to build under cygwin. I would highly recommend installing the pre-built binaries from Hitachi's website. I have a set of instructions at (URL) Hansen (22 years ago, 25-Mar-03, to lugnet.robotics.rcx.legos)
 
  Gcc/BrickOS installation issues
 
Hi, I'm trying to compile Gcc/BrickOS under cygwin. I have latest version of BrickOS. I tried running ./buildgcc.sh, and the last few lines of that were: bc -I. -I/build/gcc-2.95.2/gcc -I/build/gcc-2.95.2/gcc/config -I/build/gcc- 2.95 (...) (22 years ago, 25-Mar-03, to lugnet.robotics.rcx.legos)
 
  lnpd patch
 
I someone currently maintaining the lnpd code ? In the case someone does: I do propose a patch for stub.c in liblnp. Because when ublock_rcv() gets executed in lnp_logical_write the SIGIO signal becomes unblocked when executing a lnp_logical_write (...) (22 years ago, 25-Mar-03, to lugnet.robotics.rcx.legos)
 
  BricxCC release 3.3.7.4
 
Version 3.3.7.4 fixes a bug where editing large files was extremely slow. If you thought editing large files was slow in BricxCC you may want to try this new release. It is now significantly faster. Users with low-end machines may see a speed (...) (22 years ago, 25-Mar-03, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.legos, lugnet.robotics.rcx.nqc, lugnet.robotics.spybotics)
 
  Re: compile error with pid_t
 
(...) Somewhere along the way the terminology changed from 'process id' to 'thread id'. So it should work if you change it to tid_t . I ran in to the same problem a while ago when trying to learn how to use threading based on an old example. Rob (22 years ago, 23-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: compile error with pid_t
 
(...) pid_t is no defined type. Regards, Michael (22 years ago, 23-Mar-03, to lugnet.robotics.rcx.legos)
 
  compile error with pid_t
 
Hi, I am having some compile problems. This is how the beginning of my sample program #include <conio.h> #include <dbutton.h> #include <dmotor.h> #include <dsensor.h> #include <unistd.h> #include <sys/tm.h> #include <rom/system.h> pid_t (...) (22 years ago, 23-Mar-03, to lugnet.robotics.rcx.legos)
 
  BricxCC release 3.3.7.3
 
This release fixes a problem where opening a file with an associated desktop file (same path and filename but with a .dsk extension) took a very long time. If you are using the desktop feature (which you would have had to turn on via the (...) (22 years ago, 7-Mar-03, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.legos, lugnet.robotics.rcx.nqc, lugnet.robotics.spybotics)
 
  Re: Lego RCX Emulator
 
(...) I have tried standard firmware and it works. Theoretically lejos should work too, there is no firmware specific code. The previous tar.gz file missed the TCL script for the GUI. I just updated the file. Also there are more features such as (...) (22 years ago, 7-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: Lego RCX Emulator
 
This looks really cool. Have you tried it with the standard Lego firmware, or lejos? Will you be creating a sourceforge project for this? Can't wait to try it out. mark (22 years ago, 6-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: Lego RCX Emulator
 
(...) ... (...) page, printing hELLo worLd on its LCD display. Me, I very nearly made the mistake of not clicking thru to see that page, whoops. Pat LaVarre (22 years ago, 6-Mar-03, to lugnet.robotics.rcx.legos)
 
  Lego RCX Emulator
 
Hello, In the last weeks I have started building a Lego RCX emulator. Unlike emulegOS it doesn't emulate the brickOS API, but instead it emulates the h8300 processor and the peripherals. This means that you can even use it to debug your kernel. The (...) (22 years ago, 4-Mar-03, to lugnet.robotics.rcx.legos)
 
  quartet networking code
 
A few months ago, I wrote a short program called "quartet" that would let a variable number of RCX bricks running LegOS play back a song in unison. I've made it available at (URL) . It should compile cleanly under Debian's legOS package. I don't (...) (22 years ago, 5-Mar-03, to lugnet.robotics.rcx.legos)
 
  Re: legOS on Windows XP
 
Thanks Max, without the z option it worked fine Vik "Max Bowsher" <maxb@ukf.net> wrote in message news:000501c2e0ba$9f...pomello... (...) download. (...) (22 years ago, 3-Mar-03, to lugnet.robotics.rcx.legos)
 
  BricxCC
 
Hi, I have been trying my hand at a bit of NQC for the BrickOS firmware recently and working with BricxCC. So far it has been good fun although I was wondering if anyone has any tips for getting LNP to run on my brick. As there is an option in the (...) (22 years ago, 2-Mar-03, to lugnet.robotics.rcx.legos)


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