 | | Re: Dead RCX
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(...) It's completely and utterly dead. Matthias Jetleb VA3-MWJ (23 years ago, 18-May-01, to lugnet.robotics.rcx)
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| | Re: Problem with Lejos 1.0.0Beta3
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Are you sure the port you IR tower is connected to is really com2? You might try connecting to com1, and then just use lejosfirndl . For me, this works - it tries com1, and then downloads. (...) (23 years ago, 17-May-01, to lugnet.robotics.rcx.java)
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| | Re: Dead RCX
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Completely dead? no response of any kind when you push the ON/OFF button? I ask because if battery power is off for too long, the firmware evaporates and the RCX is pretty non -responsive. But the LCD is not blank. If this is the case, download the (...) (23 years ago, 17-May-01, to lugnet.robotics.rcx)
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| | Re: Floating ponts ??
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(...) Exceptions to the 0th law: You are manipulating and comparing floating-point values you know are integers with a magnitude less than a million or two. You are manipulating and comparing values you know are integer multiples of some power of (...) (23 years ago, 17-May-01, to lugnet.robotics.rcx.legos)
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| | Re: Floating ponts ??
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Hi there! (...) 0th law of computer science: NEVER use == on floats; it simply doesn't work as expected. In most cases a value cannot be exactly represented as a float variable; so MOST comparisons for equality WILL fail. (this is NOT an issue of (...) (23 years ago, 17-May-01, to lugnet.robotics.rcx.legos)
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| | Dead RCX
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Has anyone had an RCX just plain die on them? - Brand new - used manybe 30min total - Fresh batteries - Nothing hooked up to it at the time - Did it's usual beep on startup as my son switched it on and off to listen to the sound I assumed he had (...) (23 years ago, 17-May-01, to lugnet.robotics.rcx)
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| | Re: New RcxCC page
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(...) 1) Enhanced watch window with counters (for RCX2 & Scout). Watching the Scout now mostly works. I'm still trying to find out how to poll the timers on the Scout. 2) New Remote dialog that is closely modelled after the Lego Remote (works with (...) (23 years ago, 17-May-01, to lugnet.robotics.rcx.nqc)
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| | Re: lnpd
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Ah. Those links. I have asked Markus to move those a couple of times but he no longer responds to my emails. I'm afraid that until he does those links will remain in place (and remain quite dead.) Sorry... Luis (...) ---...--- "Nobody ever said that (...) (23 years ago, 16-May-01, to lugnet.robotics.rcx.legos)
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| | Re: lnpd
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(...) This is old news, but I didn't find any answer to it while there are still two such links on (URL) the Doc section, the link to the HOWTO points to (URL) in the File section, the link to the Windows 9x/NT compiler points to (URL) (23 years ago, 16-May-01, to lugnet.robotics.rcx.legos)
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| | Re: MindScope, watch sensors/vars/timers in a graph
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hi All, Version 1.0 is released and sources are published. Major improvements: - fast sampling ( 1 channel = 50 Hz / 2 channels = 33 Hz / 3 channels = 23 Hz / 4 channels = 18 Hz) - no spirit.ocx required - some bugs fixed have fun with it ! (...) (...) (23 years ago, 15-May-01, to lugnet.robotics.rcx.nqc)
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| | Re: permissions
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(...) Thanks! But rather than do things for a single user I opted for: chmod 666 ttyS0 If I'm not mistaken, this will give every user access to Serial port 0 (comm 1). Since my system only uses comm 1 for the lego tower this seems like a safe thing (...) (23 years ago, 15-May-01, to lugnet.robotics.rcx.legos)
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| | New RcxCC page
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I finally whipped together a very simple web page for my revised RcxCC. You can find it at: (URL) Hansen (23 years ago, 15-May-01, to lugnet.robotics.rcx.nqc)
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| | Re: permissions
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the following error as a user. [James@Sauron demo]$ ../util/dll helloworld.lx open: Permission denied opening tty: Permission denied To what directory or files does my user need permission? I tried using a find on tty to no avail. A little help? if (...) (23 years ago, 15-May-01, to lugnet.robotics.rcx.legos)
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| | permissions
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Hello, The first thing I have ever installed on a *nix platform was legOS on my recently (last week) converted Redhat Linux PC. I didn't really know how this sort of thing is supposed to work, so I did the whole install as root. Of course after I (...) (23 years ago, 15-May-01, to lugnet.robotics.rcx.legos)
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| | Re: API changes
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I agree with most of Luis statement. I've worked for three years in the embedded software development (for cars), and I think it's quite dangerous to have RCX functions with the same name that Unix ones, because they don't do the same thing. Using (...) (23 years ago, 14-May-01, to lugnet.robotics.rcx.legos)
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| | Re: Another RcxCC revision
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hi John, Fantastic that you released your sources !! That's a good reason for me to try and test your program. I haven't found the time to do it. Also I'll try to compile your sources and look into them. I'll let you know my experiences. (...) met (...) (23 years ago, 12-May-01, to lugnet.robotics.rcx.nqc)
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| | Another RcxCC revision
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I just uploaded another revised rcxcc.zip file to my website. (URL) isn't changed significantly from the version I uploaded last night. I cleaned up the source code and removed obsolete references to units that aren't used now that I've abandoned (...) (23 years ago, 12-May-01, to lugnet.robotics.rcx.nqc)
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| | Re: API changes
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I'm actually on my way to my baccalaureate ceremony right now, but I do want to say that I feel very strongly that API changes for the sake of API changes should not be checked in. The current API, while not always intuitive, is well documented and (...) (23 years ago, 12-May-01, to lugnet.robotics.rcx.legos)
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| | Re: NQC's RCX Communication Code
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(...) You'll need a bunch of files from the rcxlib directory (primarily RCX_Link.cpp, which implements the communication protocol). You'll also need the serial interface code which resides in platform/PSerial_unix.cpp (plus a few include files in (...) (23 years ago, 12-May-01, to lugnet.robotics.rcx.nqc)
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| | Re: API changes
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(...) I don't imagine that these changes will increase memory usage much, since they are largely just re-working existing features. I will look into the memory usage before releasing, though. In fact, I think that after I redid the networking a bit (...) (23 years ago, 12-May-01, to lugnet.robotics.rcx.legos)
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