 | | Re: RCX.pm questions [and Linux RCX GUI question]
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You need any help building the GUI? I was thinking of doing a Perl Tk for my linux box. (...) (24 years ago, 6-Nov-00, to lugnet.robotics.rcx)
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| | Painful details on RCX.pm problems
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More RCX.pm stuff in case John Quillan (to whom I'll be forever indebted, if this ever works) shows up. So I have this code: #!/usr/bin/perl use LEGO::RCX; my $rcx = new LEGO::RCX(); $rcx->ping(); $k = 0; while($k ne 10) { print($k.") (...) (24 years ago, 6-Nov-00, to lugnet.robotics.rcx)
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| | Re: RCX.pm questions [and Linux RCX GUI question]
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So, I have some more questions to anyone who wants to answer them :) (John, hope you are listening ;) 1) Do I need to recreate $rcx after a while? It looks to me that under many circumstances, repeated calls to the RCX will fail to cause the tower (...) (24 years ago, 6-Nov-00, to lugnet.robotics.rcx)
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| | Re: Difficulty Activating Sensors in v0.2.4
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(...) Warnings tell, that lines 120,etc are the declaration part of the program and you just redeclare ds_active and similiar functions. My advice is to look for a missing or redundant brace before these lines. -- Marek mbrudka@elka.pw.edu.pl (24 years ago, 6-Nov-00, to lugnet.robotics.rcx.legos)
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| | Re: Difficulty Activating Sensors in v0.2.4
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(...) Which Cygwin solution? i.e., what version of gcc? (to check, run gcc --version) (...) All that code looks perfectly fine to me. In fact, it looks like it matches line by line that I compiled yesterday with no problem. Could you post the entire (...) (24 years ago, 6-Nov-00, to lugnet.robotics.rcx.legos)
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| | Difficulty Activating Sensors in v0.2.4
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I'm using LegOS 0.2.4 on Windows 2000 (Cygwin solution). I receive errors when I try to compile any code that activates a sensor. I've looked at both old references and new as well as the old Dave Baum book. At first, I thought it may just be the (...) (24 years ago, 6-Nov-00, to lugnet.robotics.rcx.legos)
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| | MindStorms Price Reduced at Future Shop
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For anyone up here in Canada, Future Shop has the MindStorms 1.5 set for $250 CDN. This beats the usual MSRP of $300 everywhere else I've seen. Enjoy.... -Roy (24 years ago, 6-Nov-00, to lugnet.market.buy-sell-trade, lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: RCX Power
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(...) I've been trying to find out the optimum settings for a power adapter and the RCX. But so far no one seems to know... Dean -- Coin-Op's For Sale!: (URL) Lego Workshop: (URL) Lego Club: (URL) (24 years ago, 6-Nov-00, to lugnet.robotics.rcx)
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| | RCX.pm questions
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So, I've finally found a little bit of time to play with RCX.pm, and it is pretty cool. However, I'm having lots of problems convincing the RCX to actually do things :) it appears that in many cases, the first signal sent to the RCX is always (...) (24 years ago, 6-Nov-00, to lugnet.robotics.rcx)
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| | Re: LinuxPPC and "No response from RCX" problem
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(...) vectorh.h is part of the C++ standard library. Apparently some systems don't have it installed by default. There was some discussion on this a while back... (URL) think the conclusion was that with ManDrake 7.1 you need to install the (...) (24 years ago, 6-Nov-00, to lugnet.robotics.rcx.nqc)
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| | RCX Power
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Does someone knows the power specs for the RCX to connect it to the home power? Thanks. Tet (24 years ago, 6-Nov-00, to lugnet.robotics.rcx)
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| | Re: LinuxPPC and "No response from RCX" problem
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(...) Thanks, I'll look at that tonight (didn't really get chance yesterday). (...) Unfortunately the versions of gcc on both my Amiga and Thinkpad (running Mandrake 7.1) bomb when trying to compile nqc: both complain that vector.h - in g++-2 on my (...) (24 years ago, 6-Nov-00, to lugnet.robotics.rcx.nqc)
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| | RCX simulator
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I've started writing an RCX simulator in Java. A very early alpha version is available: (URL) isn't ready for prime time yet. I'm releasing it primarily in case other programmers want to start working on GUI applications that wrap around the (...) (24 years ago, 6-Nov-00, to lugnet.robotics.rcx.nqc)
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| | Re: LinuxPPC and "No response from RCX" problem
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(...) The format is described in rcxlib/rcxifile.h in the source distribution. (...) Assuming you have a reasonably modern C++ compiler (gcc is ideal), then the port is rarely more complicated than creating a special subclass of the PSerial class (...) (24 years ago, 5-Nov-00, to lugnet.robotics.rcx.nqc)
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| | Re: LinuxPPC and "No response from RCX" problem
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(...) Nope, I've written a program to send messages to the RCX (like the send.c program on RCX Internals) for the Amiga side - I can boot into LinuxPPC or AmigaOS - and that works fine. If I can work out the format of the image files nqc generates (...) (24 years ago, 5-Nov-00, to lugnet.robotics.rcx.nqc)
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| | Re: LinuxPPC and "No response from RCX" problem
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(...) This may not be a driver bug - it may be a hardware limitation. AFAIK, parity is most commonly used with 7 bit words - support for a ninth bit (8 data plus parity) is poor or non-existant on some UARTs. Dave (24 years ago, 4-Nov-00, to lugnet.robotics.rcx.nqc)
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| | Re: LinuxPPC and "No response from RCX" problem
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(...) This helped me track down the problem - the minute I add the odd parity bit the serial driver changes the word length from 8 to 7. Doesn't look like I can do much about it from the Linux side either. :( Thanks for the help everyone, looks like (...) (24 years ago, 4-Nov-00, to lugnet.robotics.rcx.nqc)
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| | Re: LinuxPPC and "No response from RCX" problem
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(...) Perhaps timing is a problem. Try: nqc -t 1000 -raw 10 This forces a longer (1 second) timeout per packet instead of the dynamic retry timing. Is the output any different? Echo is coming back from the tower, which means communication between (...) (24 years ago, 4-Nov-00, to lugnet.robotics.rcx.nqc)
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| | Re: LinuxPPC and "No response from RCX" problem
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(...) Have you tried using setserial to set the correct baud rate and other options? Also note that when using "su" it sometimes doesn't take over all the settings from the user account that you used to log on. Perhaps the sudo command would work (...) (24 years ago, 4-Nov-00, to lugnet.robotics.rcx.nqc)
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| | Re: LinuxPPC and "No response from RCX" problem
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(...) Umm.. note the prompt ;)) I'd done an su root before testing to avoid permissions problems. This seems like a problem with nqc on LinuxPPC 3Q99, but I can't understand quite what it is as the tower obviously works - the green light is visible (...) (24 years ago, 3-Nov-00, to lugnet.robotics.rcx.nqc)
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