 | | Re: BrickOS on OSX
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(...) Try the proceding links: (URL) (20 years ago, 19-Nov-04, to lugnet.robotics.rcx.legos)
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| | Re: Can't "make" BrickOS
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(...) Hi, looks to me like you didn't install the "make" package when you installed cygwin. The install doc here (URL) lists the packages you need to install with cygwin to build brickos. Hope this helps ROSCO (20 years ago, 18-Nov-04, to lugnet.robotics.rcx.legos)
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| | Can't "make" BrickOS
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I've been solving this problem for almost a month. What I do is delete cygwin and download again and again. Why? Here's the problem: $ ./configure; make Welcome to the BrickOS Makefile configurator. Attempting to find the Hitachi gcc compiler.(This (...) (20 years ago, 17-Nov-04, to lugnet.robotics.rcx.legos)
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| | Re: Robolab/RCX program code size and limits.
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(...) I know that the Bricx Command Center (available at (URL) contains an entry under the "Tools" menu called "Memory Map" that lists, among other things, how much free memory there is. I imagine that you could use this to compare the size of (...) (20 years ago, 16-Nov-04, to lugnet.robotics.rcx.robolab)
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| | Re: java.lang.NoClassDefFoundError: josx/rcxcomm/RCXPort
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(...) That it compiles shows that RCXPort.class is there, it should be in c:\lejos\lib\pcrcxcomm.jar (you can check with jar tvf c:\lejos\lib\pcrcxcomm.jar ). So apparently the java command doesn't get the proper classpath You can try giving it (...) (20 years ago, 16-Nov-04, to lugnet.robotics.rcx.java)
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| | Re: java.lang.NoClassDefFoundError: josx/rcxcomm/RCXPort
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(...) Juergen, Many thanks for that, but I am still getting the same error even when renaming my directories without spaces. Everything compiles fine, it is just when I try to run the code. Any other ideas? Thanks again. Laurence (20 years ago, 16-Nov-04, to lugnet.robotics.rcx.java)
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| | rcx to rcx
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Hi, Last weekend thanks to Ross Crawford’s crane2.c code (URL) figured out how to use The Lego Remote With BrickOS. Now I was hoping to find example code of rcx to rcx communication. I want to send the value of a Rotation sensor to a second rcx for (...) (20 years ago, 16-Nov-04, to lugnet.robotics.rcx.legos)
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| | Re: Forward or backward?
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(...) Warning: I've never actually used it but... x = OutputStatus(n), where n = 0, 1, or 2 (not OUT_A, OUT_B, etc.... at least accoding to the NQC manual) and x is the result. The result contains a boatload of information (see (URL) but essentially (...) (20 years ago, 15-Nov-04, to lugnet.robotics.rcx.nqc)
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| | Forward or backward?
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I've just got back into Mindstorms and I'm updating an old program. I'm writing a task that needs to know in which direction one of the motors is set. Now I could have sworn their was an easy way to do this, but my memory has gone blank and the help (...) (20 years ago, 15-Nov-04, to lugnet.robotics.rcx.nqc)
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| | BrickOS on OSX
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Hello, I was wondering if anyone has compiled BrickOS to run on OS X with the USB IR Tower. I am able to successfully compile the GCC cross-compiler but I am unable to get the USB Tower to function correctly. Any help would be greatly appreciated. (...) (20 years ago, 14-Nov-04, to lugnet.robotics.rcx.legos)
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| | Communication between two RCX
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I have two RCX. I would like to use the first one to download PbForth (and other forth programs) to the second one using the infrared port. Is there a way to do this? Thanks Mario (20 years ago, 13-Nov-04, to lugnet.robotics.rcx.pbforth)
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| | Re: java.lang.NoClassDefFoundError: josx/rcxcomm/RCXPort
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Hi Laurence, (...) it might be the spaces in your classpath that cause the problem. Jürgen (20 years ago, 12-Nov-04, to lugnet.robotics.rcx.java)
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| | java.lang.NoClassDefFoundError: josx/rcxcomm/RCXPort
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Hello, I am new to Lejos and have been trying PC <-> RCX communications. Unfortunately the books I am using are out of date, I see now that RCXComm is being used to Comms. I followed the Tutorial on the Lejos site, the code compiles fine, but am (...) (20 years ago, 12-Nov-04, to lugnet.robotics.rcx.java)
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| | Re: BricxCC & downloading NQC programs failing
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(...) [snip, adjust timeouts] (...) I'm getting the same error with my Scout and Bricxcc/NQC for downloading programs, the direct control works fine. I found that having fresh batteries helped in getting programs to download successfully. I'll try (...) (20 years ago, 9-Nov-04, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | Re: remote
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(...) Hi Chris, The remote control code now resides in remote.h (URL) basically comes down to defining a callback function which gets called when any remote key is pressed or released. I haven't kept up with the development, but there is an early (...) (20 years ago, 8-Nov-04, to lugnet.robotics.rcx.legos)
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| | remote
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Hello, I’m just recently getting back into playing with Legos. I bought my first house and had to fix it up before I could play. BrickOS was a lot easier to get into this time around thanks to BricxCC. BrickOS itself is better documented and has new (...) (20 years ago, 8-Nov-04, to lugnet.robotics.rcx.legos)
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| | remote
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Hello, I’m just recently getting back into playing with Legos. I bought my first house and had to fix it up before I could play. BrickOS was a lot easier to get into this time around thanks to BricxCC. BrickOS itself is better documented and has new (...) (20 years ago, 8-Nov-04, to lugnet.robotics.rcx.legos)
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| | Re: NQC contolling motors
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(...) Not exactly. What NQC allows you to do is set one of 8 patterns of pulse width modulation (PWM) for an output. So for instance the highest power level is "always on" (9V for 100% of a cycle), while a lower power setting is a mixture of "on" & (...) (20 years ago, 7-Nov-04, to lugnet.robotics.rcx.nqc)
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| | NQC contolling motors
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Hi all, I have some questions about controling RCX motors using NQC. I am using Lego 43362 motors. As I understand it has maximum RPM 219 at 9V In NQC I see that I can st the speed of the motors at 8 different stages. I can not find though how the (...) (20 years ago, 7-Nov-04, to lugnet.robotics.rcx.nqc)
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| | Book reviews of this?
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Does anyone have any experience with this text? (URL) seems like a good text for the basics on up (and the "teaser" looks good), but I'd like to have some first-person accounts. (20 years ago, 7-Nov-04, to lugnet.robotics, lugnet.robotics.rcx.robolab)
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