 | | Re: NQC 2.4 r1 released
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Its been brought to my attention that Lego has already released the Mac SDK and driver for the USB tower (sorry I didn't see it!): (URL) should be able to post an updated version of NQC with USB support for Mac OS9 tomorrow. Dave (...) (24 years ago, 22-Jan-02, to lugnet.robotics.rcx.nqc)
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| | Re: broken motor, how to take apart?
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I don't think lego has any time limit on their warranty, you should call them and see if they will replace it. (...) (24 years ago, 22-Jan-02, to lugnet.robotics)
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| | Usb-uhci fix that works with legousbtower + nqc
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Hi Georg, I have tried usb-uhci.c version 1.275 found in the usb cvs. It works. Great, we now have an official fix for those who prefer to use the newer usb-uhci module instead of uhci. Thank you very much, P.C. (24 years ago, 21-Jan-02, to lugnet.robotics)
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| | Re: thread class for legOS
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(...) In fact, neither of these suggestions will work with the code as it stands, because the runWrapper() function tries to call the Run() function, which is a non-static member function. You could pass a pointer to the class instance (this) in the (...) (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.legos)
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| | Re: Re: broken motor, how to take apart?
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I've never had one of these motors, so I don't know what's inside. However, I used to rebuild starter motors for vehicles and a problem like this was usually associated to solidified grease, especially in gear reduction motors. We used to set the (...) (24 years ago, 21-Jan-02, to lugnet.robotics)
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| | Re: broken motor, how to take apart?
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I have had luck bringing motors of all sizes back to life, by soaking them in WD-40 overnight and then spinning them up with an electric drill. Robb, (...) (URL) (24 years ago, 21-Jan-02, to lugnet.robotics)
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| | Re: broken motor, how to take apart?
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This general subject has been discussed here before. I'm sure you can search the lugnet archives for more info. However, as my supply of motors has aged, I too have noted that they do tend to seize or at least stiffen up with lack of use. I have (...) (24 years ago, 21-Jan-02, to lugnet.robotics)
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| | broken motor, how to take apart?
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Not sure if this is the right group...anyway Just got back into Lego robot and rebuilt one of my bots. But one of the motors has become very tight, will just about turn. The motor was left unused for a bout 9 months in a dry room so not sure what (...) (24 years ago, 21-Jan-02, to lugnet.robotics)
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| | Re: Handyboard Sonar question
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I don't have any connector in the J11 space (middle right edge of the expansion board). All I have are 9 holes in the board that are in the same configuration as the bottom of the sonar module's 9-pin male connector. So if I solder the bottom of the (...) (24 years ago, 21-Jan-02, to lugnet.robotics.handyboard)
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| | Re: thread class for legOS
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(...) Unless you define a function as a member function, there is no this parameter at all. In the example given, it was not a member function at all (nor should it be). I believe you are thinking of a static member function vs. a non-static member (...) (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | RE: firmware
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SDK 2 includes the latest version of firmware and tools to load it to the RCX. It's also included in the new RIS 2.0 CD The new RIS 2.0 is the one with the RCX 2.0 + USB InfraRed Tower + Latest firmware version (you could call it 2.0, yes) You can (...) (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.nqc)
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| | Re: firmware
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this sdk 2 is the firmware??? -- Paula Berger E-mail: pberger@terra.com.br paula@inf.pucrs.br ICQ#: 71133278 "It's the end of something simple, and the beginning of everything else" -- ----- Original Message ----- From: "Robert Seifert" (...) (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.nqc)
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| | Re: firmware
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(...) Firmaware is a kind of ?operating system? needed to be downloaded to RCX to allow it process programs. Physically it is file firmxxxx.lgo (where xxxx is a number ) located somewhere in directory tree created by RIS installation process. If you (...) (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.nqc)
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| | Re: Hacker rcx
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Which command did you send and how did you send it? Did your RCX have the firmware in it? (...) (24 years ago, 21-Jan-02, to lugnet.robotics)
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| | RE: newbie
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If you decide to use LegOS you won't be needing nor will you have the chance to use NQC because a RCX with LegOS loaded won't understand nor respond to any standard firmware commands. Check (if you didn't already) the side links at: (URL) From: (...) (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.legos)
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| | RE: newbie
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so if i decide to use LegOS I don't need NQC, right? as I understood, de LegOS itself it's complete to be used alone.... (...) programs on RCX. (...) LEGO (...) could call (...) LEGO (...) standard LEGO (...) for (...) run some (...) don't (...) -- (...) (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.legos)
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| | RE: newbie
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LegOS is an operation system ( a firmware replacement in itself) It's like a mini UNIX system, that will run true C compiled programs on RCX. NQC on the other hand, all it does is translate a NQC program into LEGO pCode that will be *interpreted* by (...) (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.legos)
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| | newbie
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Hi everybody, I'm starting to use Lego products and I'm having problems to undrestand a few things. For example, I want to use NQC and I don't understand why the LegOS needs a C cross-compiler... or by having LegOS I don't need NQC? -- Paula Berger (...) (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.legos)
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| | RE: newbie
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I'm not 100% sure, but when I used Spirit.OCX (VC, VB, Delphi, etc...) for some research, I was under the impression that it supported 3 types of interface: "Radio" (CyberMaster), "InfraRed" (RCX, Scout) and I think it was "Cable" or "Direct" or (...) (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.nqc)
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| | firmware
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People, What is this "firmware" that is supposed to be loaded into the RCX? Is there anywhere I can download it?? Thanks, -- Paula Berger E-mail: pberger@terra.com.br paula@inf.pucrs.br ICQ#: 71133278 (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.nqc)
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| | Re: thread class for legOS
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(...) Static DOES matter; it declares the method as being a "class" method, rather than a normal instance method. I believe there is no implicit 'this' parameter and therefore it can be treated like a normal function. Of course, it can't be linked (...) (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Re: Senshist.icb etc
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hi john, the farnsworth stuff should work. did you download the zip file of programs from the HB site? there should be an as11_ic bat file in it. fred (...) (24 years ago, 20-Jan-02, to lugnet.robotics.handyboard)
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| | Re: thread class for legOS
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(...) No, static doesn't matter but it is possible the calling conventions of C and C++ might be different (I don't know of a platform where that is the case for a an extern function), so you might need to specify C linkage, as in: extern "C" int (...) (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.legos)
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| | Re: thread class for legOS
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(...) Haven't done any C++ for a while, but IIRC you just need to declare runWrapper as static, ie: private: static int runWrapper(...) ; HTH ROSCO (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Re: threads - bug in the firmware?
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(...) Advantage: Less memory used (each thread needs a block of memory in the kernel, I'm at work & can't remember the struct name off hand). In the case under discussion, this doesn't make much difference, but in a large project, memory use can (...) (24 years ago, 21-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Re: Still having problems with helloworld.c
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John, Where is the source for makelx ?? I am having this same problem. Thanks JohnG (...) (24 years ago, 20-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Handyboard Sonar question
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I've been trying to connect my sonar module according to the instructions in the following webpage: (URL) However, Since I'm using an expansion board with my Handyboard, the SCI port isn't available. Also, my expansion board didn't come with a (...) (24 years ago, 20-Jan-02, to lugnet.robotics.handyboard)
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| |
| | Re: Hacker rcx
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(...) I'm not sure I understand what you need. The SDK is designed specifically to be used with applications like Visual Basic. Download it and you'll see what I mean. It even includes a sample VB program. Like Stef said, I think we need more (...) (24 years ago, 20-Jan-02, to lugnet.robotics)
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| |
| | Help with legos
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All, I moved my Legos and Cygwin installations to a new machine. When I try and compile a program the compiler complains that there's a installation problem and it cannot execute 'cpp'. Can anyone givenme some insight as to what the problem is and (...) (24 years ago, 20-Jan-02, to lugnet.robotics)
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| | Re: Hacker rcx
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hi, Maybe you could be a little more specific what your problems are, because: - sending data through the IR tower can simply be done by sending bytes to the COMport whereto the IR tower is connected - sending messages / direct and indirect commands (...) (24 years ago, 20-Jan-02, to lugnet.robotics)
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| |
| | Re: LNP Routing daemon with tcp/ip for RCX/legOS, Cybermaster/NQC
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Sources for the LNPoI Router are available now. You find it at (URL) . Bye (24 years ago, 20-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Re: Hacker rcx
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I need help of mindstormer programmer (like D. BAUM or other. For explain me how to send byte after byte the message thanks nanobapt ---...--- "la cuillère n'existe pas" (URL) : 94470030 ----- Original Message ----- From: "Ian Warfield" (...) (24 years ago, 20-Jan-02, to lugnet.robotics)
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| | Re: Hacker rcx
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I don't want use some that i don't understand ... I want to send other message that the RCX can understand with only visual basic and only it ! I think i need to now how time does the byte take .... nanobapt ---...--- "la cuillère n'existe pas" (...) (24 years ago, 20-Jan-02, to lugnet.robotics)
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| | Re: Hacker rcx
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(...) Have a look at my post from a week ago... (URL) "msgs X" with LEGO Assembler using the SDK 2.0. HTH --Ian (...) The spoon doesn't exist?? (24 years ago, 20-Jan-02, to lugnet.robotics)
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| | Hacker rcx
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i have a problem. I want to program a windows to send RCX message but i have a problem ... My problem that i can send Byte but the rcx don't know them. I follow the rcx internal instruction but it don't work !! Someone can help me to write a program (...) (24 years ago, 19-Jan-02, to lugnet.robotics)
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| | Re: More on threads
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(...) I recall that legOS's priority model is pretty rigid. If a thread with a higher priority never yields, threads with lower priority will never get any time. When I write legOS programs, I generally just have everything run at PRIO_NORMAL. That (...) (24 years ago, 19-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Re: More on threads
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(...) Digging through tm.c gave me the impression, that main will indeed get no time slice. So I wrote another test program: ---...--- #include <conio.h> #include <unistd.h> pid_t worker; int work_task(int argc, char *argv[]); int main() { int i; i (...) (24 years ago, 19-Jan-02, to lugnet.robotics.rcx.legos)
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| | Re: More on threads
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(...) ability to terminate but to run in an endless loop. But This is not true of an embedded system though which will have to run 'forever'. (...) priority of NORMAL+4. So, the (...) any time slice at all. NO time slice or just a very small chunk (...) (24 years ago, 19-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Re: Lego Studios Cam and Macintosh
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(...) I didn't go that far, but that makes sense. Also, Pinnacle have removed the option to make animations, but it looks like it can be fixed by downloading an upgrade to Studios from the Lego site. (...) Thanks for the info, but we have already (...) (24 years ago, 19-Jan-02, to lugnet.robotics)
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| | Re: Lego Studios Cam and Macintosh
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The Studios software can actually work with other cams (at least it works with my Creative cam). The trick is to alter the Registry entry to the name of your other cam (noted from System Control Panel). Likewise, I would guess that the Pinnacle (...) (24 years ago, 19-Jan-02, to lugnet.robotics)
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| | Re: Lego Studios Cam and Macintosh
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Posted on behalf of Jørgen Rygh: --- FYI - LEGO is considering to make the Studio CD available separately as they have received a lot of requests from Vision Command owners. And, the Pinnacle Studio Action kit (URL) NOT work with the LEGO camera (...) (24 years ago, 19-Jan-02, to lugnet.robotics, lugnet.robotics.vc)
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| |
| | NQC 2.4 r1 released
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|
It seems like NQC 2.4 has been stuck in beta test for a very long time...I wanted to wait for Mac OS 9 and Linux USB support, but at the moment Lego hasn't released their Mac OS 9 driver and the Linux situation is probably best addressed right now (...) (24 years ago, 19-Jan-02, to lugnet.robotics.rcx.nqc)
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| |
| | Cheap Mindstorms
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Zainy Brainey seems to be clearing out Mindstorms at half price. Extreme Creatures @$25, Acccessory pack @$25 and Vision Command @$50 (half price for them but the usual price pretty much anywhere else now). This was in metro NY area. (24 years ago, 18-Jan-02, to lugnet.market.shopping, lugnet.robotics)
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| | One shot interrupt urb issue - usb-uhci.c
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|
Dear USB development team, In integrating of nqc and the legousbtower under linux, I found the usb-uhci module could only message to transmit one single interrupt usb with interval=0 (i.e. single-shot) to the usbtower. Then the tower would stop (...) (24 years ago, 18-Jan-02, to lugnet.robotics)
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| |
| | RE: More RCX's controled by one tower ?
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|
LegOS is supposed to have a communication protocol that can send a message to a specific RCX. This could be handy if you want to run the exact same program on the RCXs. You just give them different IDs when you compile Legos. (URL) Message----- (...) (24 years ago, 18-Jan-02, to lugnet.robotics)
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| |
| | Re: More RCX's controled by one tower ?
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|
Software for individual control of several RCX's, through one IR tower, via a multi-joypad setup, is available at (URL) Thomas Hoeg-Jensen ----- Original Message ----- From: "Rene Virsik" <virsik@sco.svf.stuba.sk> To: <lego-robotics@crynwr.com> (...) (24 years ago, 18-Jan-02, to lugnet.robotics)
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| |
| | More on threads
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|
(...) Of course you are right. I think it is a bad programming style not to give your program the ability to terminate but to run in an endless loop. But what is the penalty for this bad style? I've done some investigations and here are the results: (...) (24 years ago, 18-Jan-02, to lugnet.robotics.rcx.legos)
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| | Re: More RCX's controled by one tower ?
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(...) Sure - if the programs in the two RCX's are slightly different, one of them could be programmed to (say)ignore message bytes containing odd numbers and the other RCX could ignore message bytes containing even numbers. Then the PC can talk to (...) (24 years ago, 18-Jan-02, to lugnet.robotics)
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| | Deleting Programs
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I am using legOS to program a robot for a uni project because the other stuff is aparently too simple but i cant delete the current programs off the RCX to download the new firmware. Is there any other way of doing this without just leaving the (...) (24 years ago, 18-Jan-02, to lugnet.robotics.rcx)
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| | More RCX's controled by one tower ?
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Heya all ! Sorry if this was discused before but is it possible to control or program for example two RCX bricks with one tower from one PC so they work indifferently from eachothers in ONE model ? - Thanx ! - Rene (24 years ago, 18-Jan-02, to lugnet.robotics.rcx, lugnet.robotics)
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| |
| | Re: thread class for legOS
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|
(...) IRC, every method in C++ has an implicit parameter wich is the object itself; that's why you can't cast it. Try the following (does someone have a nicer solution?): Put runWrapper() outside the class: int runWrapper(int, char **th) { (...) (24 years ago, 18-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | thread class for legOS
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|
I write a Thread class for LegOs with a simple interface like in Java or CommonC++. I'm using LegOs 0.2.4. Below are my work till yet. The problem is in the Method Start(). The line is marked with !!. The error message is at the end of the file. I (...) (24 years ago, 18-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Re: LNP Routing daemon with tcp/ip for RCX/legOS, Cybermaster/NQC
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|
"Freddy" <mail-nowak@web.de> schrieb im Newsbeitrag news:GpzyB6.Kpt@lugnet.com... (...) A C++ class to build client application without knowing the LNPoI protocol is available for Windows and Linux now. (URL) (24 years ago, 18-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Several questions
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|
Dear Mindstormers, For months I didn't find the time to do some work with my Mindstorms equipment. So some things have changed and also new products came onto the market. I have just started work with Mindstorms again and have some (...) (24 years ago, 18-Jan-02, to lugnet.robotics.rcx.nqc)
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| |
| | Re: threads - bug in the firmware?
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|
(...) I would strongly suggest changing this to while(1) msleep(bignumber);. Otherwise you're hogging the processor doing nothing important, which could do bad things to any compute-intensive tasks you may have going. It'll also use slightly less (...) (24 years ago, 18-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Re: threads - bug in the firmware?
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|
Hi Ross (...) you (...) What are the advantages and disadvantages of this method as opposed to the one I used? mike (24 years ago, 18-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Re: My Ambulators
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|
Welcome Brian! This is fun right? Your Walkers are great and it takes real skill to build them. You certainly have a talent for it as well as an understanding of the sheer mechanical principals involved. I applaud you. Wow, I can't wait to see this (...) (24 years ago, 18-Jan-02, to lugnet.robotics, lugnet.technic)
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| |
| | RE: My Ambulators
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|
I used the datalog to upload a batch of data to the PC and then used Excel's import to make it into a spreadsheet. It was easy and worked well. I used the spreadsheet to precisely characterize my motors so that I could match motors to each other in (...) (24 years ago, 18-Jan-02, to lugnet.robotics)
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| |
| | Re: Lego Studios Cam and Macintosh
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|
In lugnet.robotics, Dave Johann writes: [Snip] (...) I'm interested in buying the CD since you can't use it. Martin (24 years ago, 17-Jan-02, to lugnet.robotics)
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| |
| | Re: threads - bug in the firmware?
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|
(...) Note also since bumper_task() is an infinite loop, and you never use pid1, you could save one thread by doing this: int main(int argc, char *argv[]) { pid2 = execi (&left_task, 0, NULL, PRIO_NORMAL+2, DEFAULT_STACK_SIZE); pid3 = execi (...) (24 years ago, 17-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Re: Lego Studios Cam and Macintosh
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|
(...) On Windoze the Logitech drivers identify the camera as a Logitech QuickCam Web just fine. (24 years ago, 17-Jan-02, to lugnet.robotics)
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| |
| | Re: Lego Studios Cam and Macintosh
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|
(...) I recollect that someone said that whilst the Lego camera *is* a Logitech device, the USB identification info for the 'badge-engineered' Lego device is different from that of the Logitech equivalent. Hence, the camera may not be *recognised* (...) (24 years ago, 17-Jan-02, to lugnet.robotics)
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| |
| | Re: Lego Studios Cam and Macintosh
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|
(...) But have you tried these drivers? Backwards compatability is often present in newer drivers. Also, has anyone tried plugging the camera in with iMovie open to see if it's drivers will recognize the camera? Matt (24 years ago, 17-Jan-02, to lugnet.robotics)
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| |
| | Re: threads - bug in the firmware?
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|
;-) That worked a treat, thanks Michael. (thanks for the other little corrections in the code too). mike (...) Mike, (...) your subroutines and then you leave main()! Leaving main means (...) memory is freed. The following will do the job: (...) (...) (24 years ago, 17-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Re: Lego Studios Cam and Macintosh
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|
(...) You'll notice none of those are "QuickCam Web." (24 years ago, 17-Jan-02, to lugnet.robotics)
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| |
| | Re: Lego Studios Cam and Macintosh
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|
(...) Customer Support Document # 30 Logitech® Product and Macintosh® Compatibility Thank you for your interest in using Logitech Product on the Macintosh Platform. The following information outlines Logitech's product compatibility with various (...) (24 years ago, 17-Jan-02, to lugnet.robotics)
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| |
| | Re: Lego Studios Cam and Macintosh
|
|
Has anybody tried this? (URL) (24 years ago, 17-Jan-02, to lugnet.robotics)
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| |
| | Re: Lego Studios Cam and Macintosh
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|
(...) The camera is a Logitech QuickCam Web, the round variety. I don't think there's any difference in the electronics between the square or the round ones though. Unfortunately Logitech doesn't make any drivers for it for the Mac. I was just over (...) (24 years ago, 17-Jan-02, to lugnet.robotics)
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| |
| | Re: repairing a broken 9v wire?
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|
(...) should (...) The trick to getting a good connection is to ensure that both pieces of the 2x2 connector are precisely parallel to each other when pressing them together - this way I'm achieving close to 100% success rates making up custom (...) (24 years ago, 17-Jan-02, to lugnet.technic, lugnet.robotics)
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| |
| | RE: My Ambulators
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|
Why does the datalog not work for you? -----Original Message----- From: Rob Reed [mailto:robert_hilma...tmail.com] Sent: Wednesday, January 16, 2002 11:28 PM To: lego-robotics@crynwr.com Subject: Re: My Ambulators Using the programming environment (...) (24 years ago, 17-Jan-02, to lugnet.robotics)
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| |
| | Re: threads - bug in the firmware?
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|
Hi Mike, your problem is not because of an error in legOS. But what you do is that you start your subroutines and then you leave main()! Leaving main means that all your allocated memory is freed. The following will do the job: ---...--- cut here (...) (24 years ago, 17-Jan-02, to lugnet.robotics.rcx.legos)
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| |
| | Re: Lego Studios Cam and Macintosh
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|
(...) My initial search did reveal that tidbit Lar, but since I was alredy the owner of a Logitech cam, I was already in posession of the drivers. Those didn't work, so I started the hunt for drivers that might. 12 different camera drivers later, (...) (24 years ago, 17-Jan-02, to lugnet.robotics)
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| |
| | Re: repairing a broken 9v wire?
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|
(...) I recently had same problem and repaired it as above, it but it didn't satisfy me enough. Connection after reassembling isn't as good as it should be. Better way is to solder cable directly to that metal thing and cut the "needles" off. (If (...) (24 years ago, 17-Jan-02, to lugnet.technic, lugnet.robotics)
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| |
| | Re: Lego Studios Cam and Macintosh
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|
(...) You could always sell it to someone. I'd buy it for a small markup from 75% off!!! and I suspect others would too. But before you throw in the towel, I thought this camera was a Logitech repackaged but hardware identical. So if you can (...) (24 years ago, 17-Jan-02, to lugnet.robotics)
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| | Re: repairing a broken 9v wire?
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|
(...) From what I hear you don't even need to strip the insulation, there are tangs that press through it to make the connection While you're prying it open you may want to replace it with a really long wire for those cross layout power runs and use (...) (24 years ago, 17-Jan-02, to lugnet.technic, lugnet.robotics)
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| |
| | Re: repairing a broken 9v wire?
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|
(...) (xp'd to .robotics- there's probably more experience on the subject in this group) You should be able to pry apart the 2x2 end and repair the wires inside. I haven't done this yet, but I've heard that this is possible. I would pull out the (...) (24 years ago, 17-Jan-02, to lugnet.technic, lugnet.robotics)
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| |
| | Re: IRC
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|
(...) Please, in the future, cross post to multiple groups instead of separate messages. You can cross post in the web interface by entering all of the newsgroups separated by commas. If posting via NNTP, most newsreaders allow you to sellect (...) (24 years ago, 17-Jan-02, to lugnet.robotics.rcx.pbforth)
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| | IRC
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|
Anyone who is a regular user of IRC can join my channel #LegoMindstorms (on dalnet). Coma and chat or give/recieve assistance. If you join you are welcome to Ops because anyone in here will know more about Mindstorms than me as i know almost (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx.pbforth)
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| | IRC
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Anyone who is a regular user of IRC can join my channel #LegoMindstorms (on dalnet). Coma and chat or give/recieve assistance. If you join you are welcome to Ops because anyone in here will know more about Mindstorms than me as i know almost (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx.legos)
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| | IRC
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Anyone who is a regular user of IRC can join my channel #LegoMindstorms (on dalnet). Coma and chat or give/recieve assistance. If you join you are welcome to Ops because anyone in here will know more about Mindstorms than me as i know almost (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx.robolab)
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| | IRC
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Anyone who is a regular user of IRC can join my channel #LegoMindstorms (on dalnet). Coma and chat or give/recieve assistance. If you join you are welcome to Ops because anyone in here will know more about Mindstorms than me as i know almost (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx.nqc)
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| | IRC
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Anyone who is a regular user of IRC can join my channel #LegoMindstorms (on dalnet). Coma and chat or give/recieve assistance. If you join you are welcome to Ops because anyone in here will know more about Mindstorms than me as i know almost (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx.java)
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| | IRC
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Anyone who is a regular user of IRC can join my channel #LegoMindstorms (on dalnet). Coma and chat or give/recieve assistance. If you join you are welcome to Ops because anyone in here will know more about Mindstorms than me as i know almost (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx)
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| | Re: Help! Hanyboard Assembly Testing problem!---I think solved!
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Hey! I've put in the memory, and the LCD screen, and I have interactive C running! Pretty cool that I can print messages to the screen. So problem solved! Anyone have some good instructions on how to properly desolder a part? I almost screwed up my (...) (24 years ago, 17-Jan-02, to lugnet.robotics.handyboard)
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| | Re: threads
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Albert (...) yea, I see what you are getting at. I am sure that I was hitting the bumper while the threads were still alive, but I will check again. I think this also points out some of the dangers of just dumping in some poorly thought out dummy (...) (24 years ago, 17-Jan-02, to lugnet.robotics.rcx.legos)
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| | Re: My Ambulators
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Using the programming environment that comes with Mindstorms is a little frustrating in that I want to simply capture data streams in a data file and dump it to, say, a spreadsheet. What I've found myself doing is using the LCD window on the rcx (...) (24 years ago, 17-Jan-02, to lugnet.robotics, lugnet.technic)
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| | Lego Studios Cam and Macintosh
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I've spent the better part of the night looking for drivers to get this combo working. While I don't expect to use the included software (windows only), I've never had such difficulty finding drivers for a usb camera before. Does anyone have any (...) (24 years ago, 17-Jan-02, to lugnet.robotics)
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| | Reaching back to the past ...
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Fred, You recently pointed to the new "cricket" controller. Its pretty cool, however as you recall I am a big fan of the Miniboard, having used several in various robots over the years. I recently got a kit from Microchip that they use to teach (...) (24 years ago, 17-Jan-02, to lugnet.robotics.handyboard)
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| | Re: USB tower flow control question
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(...) Yup - this is what happens for me also. (...) Yup (although often needs a physical unplug/replug as well for me). (...) I believe it's not the tower, it's the USB subsystem that is 'jammed'. The 0.5 version of the legousbtower.c driver is not (...) (24 years ago, 17-Jan-02, to lugnet.robotics)
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| | Senshist.icb etc
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Fellow Lugnuts, I'm working with some of the files in Fred's 'Robotic Explorations' book and would like to use the Sensor History Routines (page 291, Section 6.5.7). Between the HB software pages and the book publisher's website, I've managed to get (...) (24 years ago, 17-Jan-02, to lugnet.robotics.handyboard)
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| | Re: newbie again part 2
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Actually, I wouldn't recommend using the simulator. My original intention was to develop the core of a simulator thus enabling other people to make a full-fledged application with nice menus and dialog boxes. Since that hasn't happened, the (...) (24 years ago, 17-Jan-02, to lugnet.robotics.rcx.nqc)
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| | Re: SDK 2.0
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(...) Umm. When I installed the new SDK it worked just fine, but I downloaded it from a different site: (URL) you could try replacing the troublesome file with the original one on your Windows installation CD. --Ian (24 years ago, 17-Jan-02, to lugnet.robotics.rcx)
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| | Re: Row of Racks and 8T Gear, HELP!
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I suggest you rework and use a 16T gear. I have used rack drives a lot and they do not mesh well with the 8T gear. -- Bob Fay THE SHOP (URL) Barile" <sebarile@sstanamera.com> wrote in message news:Gq1tFE.DHF@lugnet.com... (...) a (...) obstructions (...) (24 years ago, 16-Jan-02, to lugnet.robotics)
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| | Re: threads - bug in the firmware?
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(...) As pointed by Albert Huang, you cannot call kill() with an "invalid" pid. Actually, the comment above kill() in tm.c says: //! kill a process /*! \param pid must be valid process ID, or undefined behaviour will result! The function updates (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx.legos)
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| | Row of Racks and 8T Gear, HELP!
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Hi All, I'm basically making a plotter. I'm using 2 parallel rows of 1x4 racks as a track. When the powered 8 tooth gear crosses from one rack to the next it tends ride up on top of the teeth of the rack. I can't seem to find out what's going on. (...) (24 years ago, 16-Jan-02, to lugnet.robotics)
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| | Re: threads
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two of your threads terminate shortly after being started (...) as far as I know, legOS provides no functionality for determining whether or not a thread is alive or not. You need to keep track of this yourself (e.g. using a variable/flag that gets (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx.legos)
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| | Re: threads - bug in the firmware?
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Hi again I have now totally stripped down my code to a minimum and I am still having problems with the code hanging up. I can see nowhere where there can be a fault. I am a long way from being an expert, but is it possible there is a bug in the (...) (24 years ago, 16-Jan-02, to lugnet.robotics.rcx.legos)
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| | Re: Help! Hanyboard Assembly Testing problem!---I think solved!
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so there was a bridge between Rx and Tx! that would do it. let us know if things are working now. fred (...) (24 years ago, 16-Jan-02, to lugnet.robotics.handyboard)
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| | USB tower flow control question
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Hi there, The more serious problem observed when trying to get legousbtower, usb-uhci and nqc to work togeher was that the tower hanged after one complete round trip. (nqc and legousbtower works with uhci on my setup but not with usb-uhci.) Usb-uhci (...) (24 years ago, 16-Jan-02, to lugnet.robotics)
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| | The USB tower toggle question.
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Hi there, As not everybody was able to get the legousbtower to work with nqc, I am trying to look into what make usb-uhci failed to work with nqc on my setup while uhci worked. One observation I made was that usb-uhci would skip dma'ing the data (...) (24 years ago, 16-Jan-02, to lugnet.robotics)
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