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 Robotics / *32953 (-20)
  Re: RF ideas for the RCX
 
I'd suggest simply buying a spare rs-232 tower, taking it apart and using the guts. You'll have full duplex IR, just connect it to your RF xceiver. "Rob Limbaugh" <lego-robotics@crynwr.com> wrote in message news:002101c1faf5$8f...imbaugh... (...) (23 years ago, 14-May-02, to lugnet.robotics)
 
  Re: Lingo
 
I forgot one.... arg #9) What do the patches do that come with the build script? there are two of them.... (...) scripts... (...) cross (...) together, (...) (23 years ago, 14-May-02, to lugnet.robotics.rcx.legos)
 
  Lingo
 
Sorry to make so many posts here! I am a little confused by some of the lingo I see flying around... so I am going to make a number of questions... #1) In windows, why do we need to download binutils, gcc, and the scripts... what do they all do? #2) (...) (23 years ago, 14-May-02, to lugnet.robotics.rcx.legos)
 
  Re: Hmm... install not going so smooth
 
I build and install with: make ALL_TARGET_MODULES="" make INSTALL_TARGET_MODULES="" install But I used gcc-2.95.3 (pristine, not cygwin source) (with binutils-2.12, for reference) (...) (23 years ago, 14-May-02, to lugnet.robotics.rcx.legos)
 
  Re: Hmm... install not going so smooth
 
"Samuel Winchenbach" <swinchen@eece.maine.edu> wrote in message news:Gw3upA.J4s@lugnet.com... (...) h8300-hitachi-hms-gcc -O2 -fno-builtin -fomit-frame-pointer -Wall -I/home/Ad (...) ministrator/legos/include -I/home/Administrato...nclude/lnp -I. (...) (23 years ago, 14-May-02, to lugnet.robotics.rcx.legos)
 
  Re: Hmm... install not going so smooth
 
I think I may have gotten closer. I compiled legOS and that seemed to work fine... I followed the instructions verbatim.... then I tried doing the following: $ cd legos-0.2.6/demo $ rm -f *.o *.lx $ make helloworld.lx h8300-hitachi-hms-gcc -O2 (...) (23 years ago, 14-May-02, to lugnet.robotics.rcx.legos)
 
  Re: Robotics Courses
 
Hi Matt, My name is Hazel and I worked with Robotics since 1999. I began to work in Costa Rica, Central America, and now I'm working in Mexico. I work specially with teachers, I research looking for documentation that help them, new tools, design (...) (23 years ago, 14-May-02, to lugnet.robotics)
 
  Re: Hmm... install not going so smooth
 
"Ed Manlove" <emanlove@ieee.org> wrote in message news:Gw3s5x.Cnx@lugnet.com... (...) What about these errors? /build/gcc-2.95.2/li...temp.c:29: stdio.h: No such file or directory /build/gcc-2.95.2/li...temp.c:30: sys/types.h: No such file or (...) (23 years ago, 14-May-02, to lugnet.robotics.rcx.legos)
 
  Re: Hmm... install not going so smooth
 
Samuel, From Paolo install instructions (under "2. Build the Hitachi-H8 cross-compiler" last bullet) "Ignore the warnings in compile process. It should work." Essentially you should get some warnings. I suggest you go ahead an try compiling the (...) (23 years ago, 14-May-02, to lugnet.robotics.rcx.legos)
 
  Re: Hmm... install not going so smooth
 
Thanks for everyone's help. I just decided to install all the packages.... but now I have a different problem. I start to compile the cross compiler, and everything seems to be going fine.... except at the very very end. I get the following message: (...) (23 years ago, 14-May-02, to lugnet.robotics.rcx.legos)
 
  Re: Hmm... install not going so smooth
 
setup.exe Package Listing on cygwin.com will tell you that you need the libintl1 package. Probably dependencies for grep are incorrect, otherwise it would have been installed automatically. ----- Original Message ----- From: "Samuel Winchenbach" (...) (23 years ago, 14-May-02, to lugnet.robotics.rcx.legos)
 
  Re: Hmm... install not going so smooth
 
Samuel, Yes I have seen this error. I am guessing your install a couple of weeks ago was actually using B20 version of cygwin? or that you have reinstalled cygwin? I was moving things around and got this error along with some error dialog boxes (...) (23 years ago, 14-May-02, to lugnet.robotics.rcx.legos)
 
  RE: General IR question
 
(...) A bright (white/blue) light, just like when you point a TV remote to a regular CCD video camera (usually very IR sensitive). mc. (23 years ago, 14-May-02, to lugnet.robotics)
 
  RE: software-controlled motors
 
This modular RCX ideia is perfect, very LEGOish in did :) (...) <OFF-TOPIC> IMHO, TLC isn't thinking "LEGO" anymore... It lost the main original ideia that made LEGO look so logic, modular and limitless (and fun). The ideia behind the newer sets (or (...) (23 years ago, 14-May-02, to lugnet.robotics)
 
  Re: Camera and legOS
 
1. the Vision Command Camera and writing software for the camera 2. interfacing your software with a legOS powered robot. 1. The Lego Vision Command is actually a Logitech USB camera repackaged inside some lego pieces. There is a [mostly inactive] (...) (23 years ago, 14-May-02, to lugnet.robotics.rcx.legos)
 
  Hmm... install not going so smooth
 
Hello, I decided to scrape my machine today and when I tried to reinstall legos I ran into a problem compling the cross compiler under cygwin. Here is a list of the packages I have installed: Cygwin Package Information Package Version ash 20020131-1 (...) (23 years ago, 14-May-02, to lugnet.robotics.rcx.legos)
 
  Re: General IR question
 
Someone has a site with a video of a robot they made. In the video, you can see the two IR LED's blink. The site owner made a comment about what the blinking was caused from. Unfortunately, I don't remember the site address... I think the site had (...) (23 years ago, 14-May-02, to lugnet.robotics)
 
  RF ideas for the RCX
 
Hello everyone, My apologies for the rather long post, but I implore those interested to read on. My hope is that someone can help offer solutions to the following ideas. For the past several months, I've been attempting to find a reasonable (...) (23 years ago, 14-May-02, to lugnet.robotics)
 
  Re: General IR question
 
(...) IR sensors (of the type used by the military for night operations for example) operate over some fixed range of IR frequencies - some work in the near IR (or perhaps even somewhat into the Red end of the visible spectrum) - others in the far (...) (23 years ago, 14-May-02, to lugnet.robotics)
 
  Re: General IR question
 
Typical remote control IRs like the RCX system are usually in the 870 - 950 nm range, just below visible red. A standard silicon CMOS camera chip will "see" this fine unless it has an IR cut filter (commonly installed in camcorders etc). Silicon is (...) (23 years ago, 14-May-02, to lugnet.robotics)


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