 | | compiling problems
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Hello everybody, I downloaded the source files of BrickOS and tried to build them. During the compiling process there are no errors, but during the linking process over 270 errors are appearing. All errors are "undefined reference" errors, which (...) (20 years ago, 22-Sep-04, to lugnet.robotics.rcx.legos)
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| | firmdl3 usb error linux
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Hi, I'm running brickOS(0.2.6.10.6-1) on my debian (kernel2.6.8) using the /lib/modules/2.6.8-3...sbtower.ko driver for the usbtower(robotics inventions 2.0 - RCX2.0). Adding this driver gave me the following kernel message: Sep 22 18:51:46 (...) (20 years ago, 22-Sep-04, to lugnet.robotics.rcx.legos)
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| | NEW RIS
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Does anyone know if LEGO is going to release a new RIS after the 2.0??? (20 years ago, 19-Sep-04, to lugnet.robotics.rcx)
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| | Re: Understanding Event Register Container
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(...) I got clarification from Tufts University: The text "Variable 0 = 0" should have read "Variable 0 = Event Register". * Variable 0 is the Red Container * = 0 is sort of a typo I believe a change from "= 0" to "Event Register" will be in the (...) (20 years ago, 2-Sep-04, to lugnet.robotics.rcx.robolab)
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| | Re: Remote Message Buttons
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(reviving an old thread...) (...) I have exactly the same problem. I receive every keys except the three message keys (see sample code below - the final target will be to use the remote to control several motors on several RCX). Any idea ? Thanks in (...) (20 years ago, 1-Sep-04, to lugnet.robotics.rcx.legos)
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| | Re: Waiting for more than one event
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(...) You could setup two concurrent events or do something like : Loop until 5 seconds is up If Touched, exit loop (20 years ago, 29-Aug-04, to lugnet.robotics.rcx.robolab)
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| | Waiting for more than one event
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What is the best way of waiting for more than one type of event? I want to turn on a motor and run it for 5 seconds or until the tough sensor is pressed, whichever comes first. This seems like such a basic problem that I'm quite sure there must be a (...) (20 years ago, 29-Aug-04, to lugnet.robotics.rcx.robolab)
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| | Re: Understanding Event Register Container
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(...) Container defaulted to the Red Container. The actual question was raised by one of my students. He couldn't understand why Variable 0 was assigned a 0. I suspect that the 0 means "the event register". The designation is sure confusing. To (...) (20 years ago, 27-Aug-04, to lugnet.robotics.rcx.robolab)
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| | Re: Understanding Event Register Container
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(...) Are you zeroing out the container in this step? I'm not used to reading a robolab program like this. How did you output the text? I would be interested in see the vi. Could you post it or send it to me? James (URL) (20 years ago, 27-Aug-04, to lugnet.robotics.rcx.robolab)
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| | Understanding Event Register Container
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Below is text output of a Robolab 2.5 program using two concurrent events. What exactly does "Variable 0 = 0" mean? It's right under the EventLand label. This line represent the default Red Container being assigned the Event Register Container. (...) (20 years ago, 27-Aug-04, to lugnet.robotics.rcx.robolab)
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| | Re: OS X Complier problems solved--now struggling with BrickOS
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(...) I got brickos working on a windows box (no joy with either gentoo linux on a PC or winXP on Virtual PC for my Mac). I transfered the compiled demos to the windows box and tried to download them to the RCX. All it did was lock up the RCX (I had (...) (20 years ago, 23-Aug-04, to lugnet.robotics.rcx.legos)
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| | Re: NQC preprocessor behavior - constants evaluated?
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Code listing of Untitled1: *** Var 47 = x *** Var 46 = y *** Task 0 = main 000 pwr ABC, 7 13 07 02 07 004 dir ABC, Fwd e1 87 006 setv var[47], 150 14 2f 02 96 00 011 setv var[46], 5 14 2e 02 05 00 016 mulv var[46], var[47] 54 2e 00 2f 00 Total size: (...) (20 years ago, 18-Aug-04, to lugnet.robotics.rcx.nqc)
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| | BrickOS improvements
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Hello, I have created some patches to improve brickOS and set up a web page: (URL) the link above doesn't work try the long version: (URL) patches are against latest CVS version. I see no reason, why the first two patches should not be applied: The (...) (20 years ago, 17-Aug-04, to lugnet.robotics.rcx.legos)
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| | Re: NQC preprocessor behavior - constants evaluated?
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(...) The preprocessor only evaluates expressions if they are used in a conditional preprocessor statement (i.e. #if), otherwise they are simply treated as a series of tokens for the compiler to deal with. However, the compiler does evaluate (...) (20 years ago, 17-Aug-04, to lugnet.robotics.rcx.nqc)
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| | Wireless IR-RF gateway movie online :-)
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Hi all, just a message to let you know that we just put on-line a small movie of the RCX with the IR/RF gateway working :-) You can find it in the bottom of the wireless web page at (URL) Gai pj@sssup.it (20 years ago, 16-Aug-04, to lugnet.robotics.rcx)
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| | NQC preprocessor behavior - constants evaluated?
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Pardon a basic, low-level question, but I'm trying to minimize memory & execution time. Does the NQC preprocessor precalculate constant expressions before the compile pass? For instance: #define CONST 100 #define HALF CONST/2 task main() { int x,y; (...) (20 years ago, 16-Aug-04, to lugnet.robotics.rcx.nqc)
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| | program_run
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Does the program_run function still work in BrickOS? static void program_run(unsigned nr) I've been trying to get it to work, but it doesn't seem to do anything. If anyone has used this lately, I'd love to see what you did. Thanks Steve (20 years ago, 11-Aug-04, to lugnet.robotics.rcx.legos)
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| | Re: OS X Complier problems solved--now struggling with BrickOS
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(...) How did you do this? Since I can't get firmdl3 to download it, I wanted to try this, but had no success (renamed it as brickOS.rcx--but that's probably not right). (...) OK, I've got a cross compiler that SEEMS to work with both C and C++. At (...) (20 years ago, 11-Aug-04, to lugnet.robotics.rcx.legos)
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| | LNP Woes (RCX-to-RCX)
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So, I'm trying to get LNP working for RCX, and I haven't exactly been able to get it to work. More precisely, thanks to the smaple code here: (URL) gotten it to SEND messages just fine (or so I assume, since when I run the sending program, the (...) (20 years ago, 11-Aug-04, to lugnet.robotics.rcx.legos)
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| | Re: How to turn LEDs on/off ?
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(...) I was not referring to the IR LED. I was referring to LEDs that can be connected to one of the motor ports. I believe Ross' initial response gave me the information I need. Thanks for everyone's help. -Brian (20 years ago, 10-Aug-04, to lugnet.robotics.rcx.legos)
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