 | | Re: 3 Sharps at one Input
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Stef Mientki <s.mientki@ids.kun.nl> wrote in message news:3A9F8C46.1B4C03....kun.nl... (...) purposes", based on (...) by which you can (...) reading some RCX (...) design and test (...) I'll plan to improve (...) values) You can just hook pots and (...) (24 years ago, 2-Mar-01, to lugnet.robotics.rcx)
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| | Re: NQCEdit
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And for all of you who tried the adress ericsson.just.nu (witch IS stated in the program) I'll just say: My brother can't spell his own lastname. the correct adress is (URL) the mirror site (URL) Eriksson (24 years ago, 2-Mar-01, to lugnet.robotics.rcx.nqc)
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| | Re: NQCEdit
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"Mario Ferrari" <mario.ferrari@edis.it> wrote in message news:G9J3IL.2w5@lugnet.com... (...) anywhere (...) RcxCC, (...) at (...) To reply to the group what I wrote to Mario private: (...) /Martin Eriksson And for all of you who tried the adress (...) (24 years ago, 2-Mar-01, to lugnet.robotics.rcx.nqc)
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| | Re: 3 Sharps at one Input
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Hi Rainer, Very nice job ! You inspired me to build a kind of "general remote control box for test purposes", based on the time-multiplexed switch encoder. The (rough and wild) idea is to make a box with 3 potmeters, 4 switches, by which you can (...) (24 years ago, 2-Mar-01, to lugnet.robotics.rcx)
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| | Re: almost made it, but need help..again :)
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(...) Your problem is not the .so file (hasn't got to linking stage yet), but the .h file. You need to do: gcc -I/path/of/lnplib/includes name.c -o name or put the full path to lnplib.h in the include statement in name.c HTH ROSCO (24 years ago, 2-Mar-01, to lugnet.robotics.rcx.legos)
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| | almost made it, but need help..again :)
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|
heh guys, im back..again :) have downloaded and installed lnpd. i have: export LD_LIBRARY_PATH=$LD_...lnp/liblnp so that my PC programs in ~/legOS/host/lnpd+li...plications can find the liblnp.so.x file. but i allways get an error when i try to gcc (...) (24 years ago, 2-Mar-01, to lugnet.robotics.rcx.legos)
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| | Re: kernel hacking in lnp.c (problem)
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(...) The best way to do this kind of thing is to save the info you want to display in a variable or something, set a flag saying somethings there, and let another task display the data & reset the flag. You can see a simple implementation of this (...) (24 years ago, 1-Mar-01, to lugnet.robotics.rcx.legos)
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| | Re: kernel hacking in lnp.c (problem)
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(...) Posting your code would help a lot :-). lnp_receive_packet() is called after the integrity layer has verified the checksum from an interrupt handler. So your code should be short e never call functions that wait or may cause a task switch. dll (...) (24 years ago, 1-Mar-01, to lugnet.robotics.rcx.legos)
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| | Re: LVI on SourceForge
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I think Andy tried to include the URL and LUGNET dropped it. Anyhow, here is the project at Sourceforge: (...) (24 years ago, 1-Mar-01, to lugnet.robotics.rcx.java)
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| | Re: Garbage Collection
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Hi Chris, Hemorrhage you will. Instead of creating new objects in a loop, reuse existing objects. (This is a good move anyhow to improve the performance of your application.) You may have to change some of your own APIs to accomplish this, but it (...) (24 years ago, 1-Mar-01, to lugnet.robotics.rcx.java)
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| |
| | Re: NQCEdit
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"Matthias Jetleb" <jetleb@netcom.ca> write: (...) Hi Matthias, yes I agree this is a good thing, if you want and know that it happens. Actually most IDEs allow you to enable/disable the save-before-compile option (that's usually disabled by (...) (24 years ago, 1-Mar-01, to lugnet.robotics.rcx.nqc)
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| | kernel hacking in lnp.c (problem)
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hi everybody. in /kernel/lnp.c there is a function called lnp_receive_packet. here im trying to insert a function that will display whatever came in the data field when lnp_receive_packet was called. (interested in seeing everything, including (...) (24 years ago, 1-Mar-01, to lugnet.robotics.rcx.legos)
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| | Garbage Collection
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I'm a tad fuzzy on working without GC. If I create objects in an inner loop, is that memory lost? Will I not hemorrhage memory like a sieve? (24 years ago, 1-Mar-01, to lugnet.robotics.rcx.java)
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| | Re: NQCEdit
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(...) Actually, this is a GOOD thing. I've never seen a compiler that doesn't save the source first. Compilers can occasionally do wierd and not-so-wonderful things which may include full or partial system crashes. Given this possibility, you WANT (...) (24 years ago, 28-Feb-01, to lugnet.robotics.rcx.nqc)
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| | 3 Sharps at one Input
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Hi All, if interested, you can have a look at my project at (2 URLs) if you want to chose between german or english) Rainer (24 years ago, 28-Feb-01, to lugnet.robotics.rcx)
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| | Re: Micro-Switches, Mux
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|
"Stef Mientki" <s.mientki@ids.kun.nl> wrote in message news:3A9C14C9.76834B....kun.nl... (...) Nice work. I've found the contact resistance of the LEGO switches vary so much you can't get a 4 way mux to work reliably. With real micro switches I'm (...) (24 years ago, 28-Feb-01, to lugnet.robotics.rcx)
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| | Re: Positioning with the RCX - a pragmatic approach
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I have daydreamed about the concept of 'mapping' a room using the datalog. The general idea would be to use the rotation sensor to measure out a room in 20 X 20 cm sections and log a 'zero' for clear sections and a 'one' for obsructed sections. I (...) (24 years ago, 28-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Re: Simple RCX-PC communication
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I to am working on a final year cs project and had exactly the same problem :) - I solved it by using the cygwin on win2k solution..very good :) And I wrote a small java package to deal with all the lnp stuff, so I could use java, now this will work (...) (24 years ago, 1-Mar-01, to lugnet.robotics.rcx.legos)
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| |
| | Re: Cygwin question(s)
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(...) Unfortunately not. :\ (...) Depends on how much you want to learn. If you really, really want to learn Unix, I strongly recommend the encyclopedic "Unix Secrets" by James Armstrong. Well written, great examples, and covers everything you might (...) (24 years ago, 28-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: Simple RCX-PC communication
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(...) I guess I ought to add that WinLNP isn't any good to me since I want (as far as possible) to use the same code on both linux and windows, and besides I don't have any suitable windows dev tools. Kieran Elby (24 years ago, 28-Feb-01, to lugnet.robotics.rcx.legos)
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| | Simple RCX-PC communication
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Hi! I'm working on a final year CS project which involves getting a lego robot to explore and map its maze-like environment, locate start and finish markers, then run between them. This is working pretty well, but I'd like to be able to download the (...) (24 years ago, 28-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: Cygwin question(s)
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Hi (...) Yep, that works ;-) (...) Yep, that also works ;-)) Getting to grips with Unix by yourself is no easy task. Can you recommend any good sites or books to save me pestering people?? thanks mike (24 years ago, 28-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: Cygwin question(s)
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I've used Cygwin some time ago, so my knowledge is not the best. Here are some thoughts based on my experience with Linux. Hope they help. (...) bash uses the backslash (\) as an escape-character. On Linux mount e:\ /e is equivalent to mount "e: /e" (...) (24 years ago, 28-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: US S@H Specials, Feb 28 - Mar 06, 2001
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Searching lugnet found the following: (...) (24 years ago, 28-Feb-01, to lugnet.market.shopping, lugnet.robotics.rcx.nqc)
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| |
| | Re: US S@H Specials, Feb 28 - Mar 06, 2001
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----- Original Message ----- From: "Alan Carmack" <amenpage@earthlink.net> To: <lugnet.market.shopp...gnet.com>; <lugnet.robotics.rcx...ugnet.com> <snip> (...) It looks to me that these last two pieces aren't offset by 1/2 a stud, they are sitting (...) (24 years ago, 28-Feb-01, to lugnet.market.shopping, lugnet.robotics.rcx.nqc)
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| | Re: US S@H Specials, Feb 28 - Mar 06, 2001
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Does anybody know what is in Technic Set 5291--Liftarms&Triangles? I am specifically looking for some piece(s) dubbed "Technic Liftarm 1 x 7" (32065.DAT?) so I can build the small killough platform as shown on (URL) where can I get such a piece, and (...) (24 years ago, 28-Feb-01, to lugnet.market.shopping, lugnet.robotics.rcx.nqc)
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| | problems installing LNP
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have downloaded dllx.tgz, lnpd+liblnp.tgz and lnpd.static have unpacked them into the $HOME/legos/host directory in lnpd+liblnp i have: make realclean make depend make all good so far in dllx i have: fixed the Makefile so that: (...) (24 years ago, 28-Feb-01, to lugnet.robotics.rcx.legos)
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| | code for game of tag
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I've written programs for multiple bots playing tag as both the tagger and taggee, available from (URL) I think the neat thing about the programs is that the robots can actually "see" each other at a distance and chase/evade each other. I haven't (...) (24 years ago, 28-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Visual NQC 2001 Beta 3 release
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|
Guys, Visual NQC 2001 comes with version 2.2 r1 of NQC. Newer versions can be downloaded from Steve Baum's site. The only thing that's not working in the beta 3 version is sending messages to other RCX's. I hope to fix this soon. The source code is (...) (24 years ago, 28-Feb-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: Micro-Switches, Mux
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|
"Stef Mientki" <s.mientki@ids.kun.nl> wrote in message news:3A9C14C9.76834B....kun.nl... (...) (URL) job Stef, that's a really helpful page. I built a version of TFMs mux ((URL) a while ago but I used resistor values that are not ideal (10k, 20k, (...) (24 years ago, 28-Feb-01, to lugnet.robotics.rcx)
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| | RIS SDK - Comments and questions
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I have just started to try this - is it ever cool. I notice that the Brick options are RCX, Scout and MicroScout - Does this mean that I can program the MicroScout using the RIS Tower ? - If so, do I use LASM ? - I assume that I put it in P-mode ... (...) (24 years ago, 28-Feb-01, to lugnet.robotics, lugnet.robotics.rcx)
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| | Re: Visual NQC 2001 Beta 3 release
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Ronald: Netscape (4.5 under WinME) doesn't seem to be able to download the program because it has a space in the filename. It just gives a message "The parameter is incorrect." in the central frame. It works if you replace the space with it's (...) (24 years ago, 27-Feb-01, to lugnet.robotics.rcx.nqc)
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| | LVI on SourceForge
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The move have been made, and now lVI is up on SourceForge here. The page sucks now, but I will add additional features as I get to them. The Geocities file will still be up for a few weeks, but will not be updated. Andy (24 years ago, 27-Feb-01, to lugnet.robotics.rcx.java)
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| | Re: Visual NQC 2001 Beta 3 release
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hi Ronald, is the source code available ? (...) Stef Mientki email: s.mientki@ids.kun.nl tel: 024 361 3905 fax: 024 354 1211 Postadres: KUN / fmw 171 Instrumentele Dienst Postbus 9101 6500 HB Nijmegen Bezoekadres: F.C.Donderslaan 2 6525 GJ Nijmegen (...) (24 years ago, 27-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Re: Micro-Switches, Mux
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There was some doubt in another newsgroup (lugnet.robotics) about my suggestions, so I've made an overview, with drawings om my website (it has also some more pratical values of the resistors), (...) met vriendelijke groet, (24 years ago, 27-Feb-01, to lugnet.robotics.rcx)
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| | Cygwin question(s)
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Hi I have some problems with Cygwin B20. This may be a bit off topic, I'm not sure, but if I am can someone please point me in the right direction. I have legOS set up and running fine as directed in the howto, but I am having some problems with (...) (24 years ago, 27-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: Visual NQC 2001
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(...) Does the download of NQC 2001 come with a version of the actual NCQ along with it? If so, which version is it? If not, I suppose it is easy to pop a version of NQC into its folder. I am using Windows ME (2000). Although actually right now I am (...) (24 years ago, 27-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Re: NQCEdit
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|
(...) who (...) to (...) seems (...) Thank alot for the comments. We will fix this to the next release. And its a piece of cake to fix this to compiling a temporary file instead. We didn't think about it at all. In the nest release you will be able (...) (24 years ago, 27-Feb-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: NQCEdit
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|
Sorry about the link problem to NQCEdit on (URL) problem is fixed. /Martin "Martin Eriksson" <maeron@telia.com> wrote in message news:G93sB8.CLB@lugnet.com... (...) (24 years ago, 27-Feb-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: NQCEdit
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|
(...) Hi Martin, I was pointed to Mikael's program by an Italian friend, Carlo Ottolina, who told the lugnet.loc.it community NQCEdit is very good: (URL) tried your brother's program and, from what I've seen up to now, it's almost perfect. There's (...) (24 years ago, 27-Feb-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: article in JavaWorld and Garbage Collection
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(...) I would not call it running counter to many folks' Java sensibilities, this suggestion simply violates one of the main Java principles. I sincerely hope that nobody even remotely considers implementing this. The only correct way of (...) (24 years ago, 27-Feb-01, to lugnet.robotics, lugnet.robotics.rcx.java)
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| |
| | Re: Visual NQC 2001 Beta 2
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|
(...) First download the new Beta 3 release. Second enter a path to NQC.exe with no spaces in it, like C:\NQC\NQC.exe, on the preferences dialog. (This also works under Beta 2) Ronald Strijbosch (...) (24 years ago, 27-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Visual NQC 2001
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|
Yes, your right; Visual NQC 2001 is build on the basics of RCXCC from Mark Overmars, while he can't support the program no longer. Most of the program is the same, but there are also some new features like dockable windows, new toolbars and a better (...) (24 years ago, 27-Feb-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: NQCEdit
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Anyone tested the program? Comments? /Martin "Martin Eriksson" <maeron@telia.com> wrote in message news:G93sB8.CLB@lugnet.com... (...) (24 years ago, 27-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Re: Visual NQC 2001 Beta 2
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|
Just DLed and installed it, no matter what I click on (download program, compile, download and run program) it gives me the runtime error 380 ,invalid property value message and shuts down. I tried with setting for 1.0 and 2.0, two different RCX and (...) (24 years ago, 27-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Re: Visual NQC 2001 Beta 3 release
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While I have yet to fully see what Visual NQC 2000 does the major difference between the two is the following. RCXcc IS NOT being supported nor maintained by anyone. Visual NQC 2000 I hope will continue to be maintained when newer versions of NQC (...) (24 years ago, 27-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Re: Micro-Switches, Mux
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|
Knowing the resistor inside the RCX is 10 kOhm, you should use a different resistor for each switch, the first resistor should be 10 kOhm, the second 30 kOhm, third 70 kOhm, fourth 150 kOhm, this will divide the 5V range in nearly evenly spaced (...) (24 years ago, 26-Feb-01, to lugnet.robotics.rcx)
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| |
| | Re: Learning Robolab... !
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|
(...) Good question. You're right... they don't download with 2.0. I've asked them about it. I'll let you know when I hear back. (...) That's my touch sensor fork icon (If statement) under Structures | Forks. (...) (24 years ago, 26-Feb-01, to lugnet.robotics.rcx.robolab)
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| | Learning Robolab... !
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Can someone help? There are some great sample ROBOLAB programs at this location: (URL) The first section on 'beeps' shows beep icons with a random number modifier or message modifier or 'value of container' modifier. But they don't download. A (...) (24 years ago, 26-Feb-01, to lugnet.robotics.rcx.robolab)
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| | Micro-Switches, Mux
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Hi, has anyone had any joy combining the input from several micro-switches into one RCX input, I've built a simple multiplexor for three lego touch sensors, but now I need four!! .. I know this can be done by adjusting my current design, except I (...) (24 years ago, 26-Feb-01, to lugnet.robotics.rcx)
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| |
| | Re: Visual NQC 2001 Beta 3 release
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What is the advantage of Visual NQC over the RCXcc? Alan Carmack Pflugerville, Texas ----- Original Message ----- From: "Ronald Strijbosch" <ronald.strijbosch@hetnet.nl> To: <lugnet.robotics.rcx...ugnet.com> Sent: Monday, February 26, 2001 4:08 AM (...) (24 years ago, 26-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Visual NQC 2001 Beta 3 release
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|
Visual NQC 2001 Beta 3 release is available on (URL) (24 years ago, 26-Feb-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: Visual NQC 2001 Beta 3 release
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|
Please post the URL for your program. I lost the program and the URL in a hard drive change. -- Bob Fay rfay@we.mediaone.net (URL) Strijbosch" <ronald.strijbosch@hetnet.nl> wrote in message news:G9Cust.1z7@lugnet.com... (...) (24 years ago, 26-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Visual NQC 2001 Beta 3 release
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|
Visual NQC 2001 Beta 3 is released! Now there is a English, Dutch and German language version of Visual NQC 2001. Support for RXC2 is added. Connection to Cybermaster is fixed. Runtime error 380 during compile is fixed. First time not showing help (...) (24 years ago, 26-Feb-01, to lugnet.robotics.rcx.nqc)
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| | uploaded some scripts to my website
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|
I've just uploaded the following scripts to (URL) I hope they're useful to somebody. If you have any suggestions, let me know. Thanks, Rik bitshift.nqh Current versions of NQC (v2.3-) do not support bitshifting with variable operands, so the (...) (24 years ago, 26-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Remote control patch
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Hi all. I've uploaded Chris Aquila's remote control patch to Sourceforge. I've included a README, and a user-space module to make using it a bit easier. Just look under the patches section in the legOS project. Regards, ROSCO (24 years ago, 25-Feb-01, to lugnet.robotics.rcx.legos)
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| |
| | Agenda PDA version of NQC available
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|
Hi, I have setup a page at (URL) with information on using NQC on the Agenda Linux Based PDA ( (URL) ). There are cross-compile instructions, a ready to go binary for NQC, and a link to a Notepad like GUI editor for the Agenda. Right now, I use a (...) (24 years ago, 24-Feb-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: article in JavaWorld and Garbage Collection
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|
Great article, Jonathan! That's exactly what I need to get started. Your point about garbage collection (esp. lack thereof) reminded me of a question I have for everyone: Since LeJOS doesn't currently implement garbage collection, it seems there are (...) (24 years ago, 24-Feb-01, to lugnet.robotics, lugnet.robotics.rcx.java)
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| |
| | Re: About IR Tower
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|
No matter if your tower is connected before booting, it's not a PnP device ! What's more, a serial port can safely be added/removed because it's just a text device. On Linux, you can easily test your IR tower : echo 'RCX please show me a sign' (...) (24 years ago, 23-Feb-01, to lugnet.robotics.rcx)
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| |
| | Re: 2 new robots
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|
Hi Mario, Look at this new one : (URL) uses use a differential, suspension,... and is a bit larger. Anyway, its a prototype, but works fine. Christophe (...) (24 years ago, 24-Feb-01, to lugnet.robotics.rcx)
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| | Re: My RCX doesn't work!
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|
(...) I suppose the obvious question is: Have you checked the batteries in both the RCS and the IR tower? And I do mean have you CHECKED the batteries - never assume that a "new" battery right out of the package hasn't been sitting on a store shelf (...) (24 years ago, 24-Feb-01, to lugnet.robotics.rcx)
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| |
| | ANN:lVI v1.1.2
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|
This version can be downloaded at www.geocities.com/gombos_2000/. It fixes the option saving bug, and adds syntax coloring. The classes have been put into packages for easier mantinence, so note the startup changes. Thumbnails up soon. Andy BTW This (...) (24 years ago, 23-Feb-01, to lugnet.robotics.rcx.java)
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| |
| | Re: About IR Tower
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|
The tower must be connected before you boot the computer. Have you tried using the other COM port? If your mouse is using the other port, swap it and try the tower in that port. Remember to reboot. If all else fails, you need a friend to loan you a (...) (24 years ago, 23-Feb-01, to lugnet.robotics.rcx)
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| |
| | Re: multiple "execi" with different priorities
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(...) have (...) Yes, I actually went & checked after I'd posted. Maybe I should've checked before 8?) Anyway, Stig Nielsson emailed me the following, which explains it a lot better, and will probably be useful for Thanasis to work out the original (...) (24 years ago, 23-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: My RCX doesn't work!
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|
The green light always is on when I tried to find it, also when I boot PC, I think maybe the IR light is fault, what do you think? I also tried near 100 times, change different position, far or near, stand up and lie down tower or RCX/Scout, all are (...) (24 years ago, 23-Feb-01, to lugnet.robotics.rcx)
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| |
| | About IR Tower
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|
I remember I connected to serial port without power off when I use IR tower every time, can it let IR tower get fault? Zhengrong (...) (24 years ago, 23-Feb-01, to lugnet.robotics.rcx)
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| | Re: My RCX doesn't work!
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|
I would replace the battery in the tower again. Watch the green light on the tower as you boot the computer. It should turn on once for a short time and then for a longer time as the boot sequence is completed. Check the cable connections at both (...) (24 years ago, 23-Feb-01, to lugnet.robotics.rcx)
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| | Re: My RCX doesn't work!
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Where can I buy IR tower? Zhengrong (...) (24 years ago, 23-Feb-01, to lugnet.robotics.rcx, lugnet.robotics)
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| | Re: My RCX doesn't work!
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|
I didn't say clear, I just used new battery both for tower and RCX, I tried my Scout at the moment, it also can't be detected, it seems the problem is in tower, May I need to change a new tower? Zhengrong (...) (24 years ago, 23-Feb-01, to lugnet.robotics.rcx)
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| | Re: My RCX doesn't work!
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|
I had the same Problem with my cybermaster after I took a new battery for the tower (no accu !) it worked fine again. Stefan (...) -- ***...*** Dipl.Inf. (FH) Stefan Prescher Fachhoschchule Oldenburg/Ostfriesla...helmshaven Fachbereich E+I / (...) (24 years ago, 23-Feb-01, to lugnet.robotics.rcx)
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| | My RCX doesn't work!
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I haven't used my RCX for a while, I found it doesn't work when I want to download firmware to it today. In fact, it is near non working! The RCX2 tools, nqc, lejos and WinNQC all can't find this RCX, but it can be found in 1% chance even if I put (...) (24 years ago, 23-Feb-01, to lugnet.robotics.rcx)
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| | Re: multiple "execi" with different priorities
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(...) Actually legOS multitasking is preemptive :-) bye Bernardo (24 years ago, 22-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: X Windows front-end for NQC?
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|
(...) Thats great! I have a working GCC cross compiler for the Agenda (A Linux Based PDA (URL) ). The little box uses standard /dev/ttySx so I suspect the porting will go well. This means I will have the tower hanging off the PDA, but I really hope (...) (24 years ago, 22-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Re: X Windows front-end for NQC?
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(...) I'm not familiar with the Agenda, but if you have a gcc compiler for it, several hundred K of heap space, and basic file I/O, then the port of NQC itself generally comes down to one thing: serial interface class (platform/PSerial_xxx.cpp). For (...) (24 years ago, 22-Feb-01, to lugnet.robotics.rcx.nqc)
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| | equiv. to SetRandomSeed() for firm0309?
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Is there a way to do the equivalent to SetRandomSeed() with 1.x firmware (3.09) which--if I understand correctly--is only available for RCX2 (3.28)? Maybe some kind of low level code to set the appropriate memory address? Thanks, Rik. (24 years ago, 22-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Re: please help with threaded robot program
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(...) Thanks for the pointer. I'll go check it out. (My bad for not actually searching on "subsumption" -- I think I searched for +lejos +thread.) Susan (24 years ago, 22-Feb-01, to lugnet.robotics.rcx.java)
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| | Re: multiple "execi" with different priorities
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(...) of (...) The call looks fine, but as Bernado said, you have to make sure that higher priority tasks relinquish control regularly. IIRC all tasks of a given priority must get a slice before any lower priority tasks get any slice. And remember (...) (24 years ago, 21-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: multiple "execi" with different priorities
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(...) That line seems ok to me. Setting priority for a task above 10 (normal priority) may cause starvation to other tasks. This depend on what your function process() does. If it never waits (using calls like wait_event(), sleep(), sem_wait()...) (...) (24 years ago, 21-Feb-01, to lugnet.robotics.rcx.legos)
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| | X Windows front-end for NQC?
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Hi Folks, I have used the RCXCC under windows for quite a while, but now I am quite taken with my shiny new Linux install on my desktop and my Agenda linux PDA. I searched through the archives and found Joel asking about a GUI for NQC, but there (...) (24 years ago, 21-Feb-01, to lugnet.robotics.rcx.nqc)
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| | multiple "execi" with different priorities
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Hi, I am trying to run three different tasks, with the "execi" command. When all of the have the same priority=10, everything works ok. When I change the priority in one of them priority=11 or 12, then everything seems to go much slower, and (...) (24 years ago, 21-Feb-01, to lugnet.robotics.rcx.legos)
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| | NQCEdit
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A new program for NCQ with color coding and much more. Download and test the program and let us know what you think about it. (URL) Eriksson (24 years ago, 21-Feb-01, to lugnet.robotics.rcx.nqc)
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| | Anybody tried ActiveX for Control Lab?
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Hello, I have just bought a Dacta Control Lab without software, so I use an ActiveX from (URL) I am having a bit of problems when I use "mindstorms" touch sensors. The ActiveX control wont registrer when I press it. Any hints? Lars Gertsen - Denmark (...) (24 years ago, 21-Feb-01, to lugnet.robotics.rcx, lugnet.robotics.rcx.robolab, lugnet.technic)
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| | Re: problems installing binutils 2.9.1
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Close. Its in glibc-devel. On my (originally RH 6.0) box its glibc-devel-2.1.1-6.rpm, your version number may be different. Regards, ROSCO (...) (24 years ago, 21-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: problems installing binutils 2.9.1
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Kenneth, Looks like you may not have the standard C include files installed. I'm currently at work, with no access to Linux 8?( so not sure which RPM they're in. Is it gcc-devel or something like that? I'll check when I get home. Regards, ROSCO (...) (24 years ago, 20-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: please help with threaded robot program
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Hi Susan, Subsumption works great in leJOS. See this message for some example code: (URL) think what you're missing is an arbitrator, which will probably run as yet another thread. Regards, Jonathan (...) (24 years ago, 20-Feb-01, to lugnet.robotics.rcx.java)
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| | problems installing binutils 2.9.1
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sigh....i need some help here guys. im trying to install legos on my libm thinkpad running red hat 6.2 i have downloaded the binutils-2.9.1 and egcs-1.1.2 i am currently trying to do "make all" (just after doing the ../binutils-2.9.1/configure part) (...) (24 years ago, 20-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: Got Motors?
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(...) I do beleive they mean eToys, try here: (URL) (24 years ago, 20-Feb-01, to lugnet.robotics.rcx.legos, lugnet.robotics, lugnet.robotics.rcx)
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| | Re: Got Motors?
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(...) Do you mean Toys-R-Us? And if so, where? Matthias Jetleb VA3-MWJ (24 years ago, 20-Feb-01, to lugnet.robotics.rcx.legos, lugnet.robotics, lugnet.robotics.rcx)
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| | please help with threaded robot program
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Hi, this is my first message to the robotics groups. A little background: I've had RIS 1.0 for a couple of years, I have ~14 years of programming experience but only 1 year of Java (mostly server side). I downloaded leJOS beta 3 last week and wrote (...) (24 years ago, 19-Feb-01, to lugnet.robotics.rcx.java)
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| | Re: 2 new robots
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(...) Just wondering why you didn't use a differential on each axle, that would have improved turning a lot. Probably the ideal solution is the nice limited slip differential shown by somebody months ago (sorry can't remember who was he). Mario Lego (...) (24 years ago, 19-Feb-01, to lugnet.robotics.rcx)
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| | Re: Got Motors?
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(...) Who exactly is selling the motor kits? (24 years ago, 19-Feb-01, to lugnet.robotics.rcx.legos, lugnet.robotics, lugnet.robotics.rcx)
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| | Got Motors?
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If you need motors, check out toys. They are clearing out their stock (I've heard April they're outa-here) and everything is on sale. The 8735 Technic motor kit was 24.?? last time I looked. Shipping is a tad steep, so you may want to get several at (...) (24 years ago, 19-Feb-01, to lugnet.robotics.rcx.legos, lugnet.robotics, lugnet.robotics.rcx)
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| | Re: execi and C++
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(...) I've spoken too fast. Re-reading the error message I saw the real problem. "controlThread" or "&controlThread" are the same. You should add a cast: execi(&controlThread, 0, (char **)NULL, 2, DEFAULT_STACK_SIZE); NULL is defined mem.h as (...) (24 years ago, 18-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: execi and C++
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(...) In C you should call execi() like this: execi(controlThread, 0, NULL, 2, DEFAULT_STACK_SIZE); /* Removed `&' */ since a function is like an array name: it is an address. Probably the same applies to C++. bye Bernardo (24 years ago, 18-Feb-01, to lugnet.robotics.rcx.legos)
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| | execi and C++
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Hi all, sorry if this is a rediculously trivial problem, but I'm having some problems with execi on legos0.2.5 , I can't seem to get g++ to compile when I use it, I pass it a 'correct' function.....like so : int controlThread(int argc, char **argv) (...) (24 years ago, 19-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: LegOS and the Downloader....
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(...) Nick, 0.2.5 is the latest, but there may be a packaging problem as Luis has said. In regards to Makefiles: In the LEGOS_ROOT directory should reside Makefile.common and Makefile.user In your application directory should reside Makefile (no (...) (24 years ago, 17-Feb-01, to lugnet.robotics.rcx.legos)
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| | Re: 2 new robots
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Hey, I really like that Rover. Very clever use of the new gearbox. Very well engineered! -- Bob Fay rfay@we.mediaone.net (URL) <chv@crazyrobots.com> wrote in message news:G8wov7.MwA@lugnet.com... (...) (24 years ago, 17-Feb-01, to lugnet.robotics.rcx)
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| | 2 new robots
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Please look at : (URL) (24 years ago, 17-Feb-01, to lugnet.robotics.rcx)
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| | Remote Control
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Hi there,I live in South Africa where it is difficult to obtain Mindstorms products. Can anyone help with a circuit diagram of the Remote Control unit so that i can build mty own. I have tried teaching a Learnable remote control from th tower but it (...) (24 years ago, 17-Feb-01, to lugnet.robotics.rcx)
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| | Re: LegOS and the Downloader....
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(...) I can do the packaging, if you'd like. I'm not sure what to do once I've created the archive (where do I put it?). If this is ok with you, send me the instructions for posting a release. Alternately, I can email the package to Paolo and he can (...) (24 years ago, 17-Feb-01, to lugnet.robotics.rcx.legos)
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