 | | Re: loading s/w
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(...) I belive LegOS breaks firmware deletion, in the sense that the "delete firmware" opcode is not supported by the IR routines, but I could be wrong about that. If you are using an AC adapter and no batteries, the easiest thing to do is to turn (...) (25 years ago, 8-Apr-99, to lugnet.robotics.rcx.legos)
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| | Re: gcc build instructions for linux
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(...) I observed the same phenomenon, only I was using gcc-2.8.1. I never did find out what was wrong, but I assumed it might have something to do with the new libgcc stuff which appeared in 0.1.7. I eventually got working by installing egcs-1.1.1. (...) (25 years ago, 8-Apr-99, to lugnet.robotics.rcx.legos)
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| | Re: loading s/w
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(...) Have you tried the firmdl program in the utils directory? You might need to recompile the executable manually, as on my system it gets compiled for the h8 :) And there's an environment variable that you can set RCXTTY or something - if you (...) (25 years ago, 8-Apr-99, to lugnet.robotics.rcx.legos)
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| | xanim plays mod files
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The new version of Xanim (xanim2801.tar.gz) will play the mod files on the Lego MindStorms CD. (URL) hosted LegOS embedded - cool! (25 years ago, 8-Apr-99, to lugnet.robotics.rcx.legos)
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| | loading s/w
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After successfully downloading and running tm-and-ir.srec (Linux host), I cannot download to it any longer. Upon power up, the LCD displays LEGO!5 and I can select any other program slots. I could just re-load firmware in '95 but I don't want to (...) (25 years ago, 8-Apr-99, to lugnet.robotics.rcx.legos)
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| | Re: gcc build instructions for linux
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OK, I have some more information now. When I build 0.1.6 in my new environment it works fine. 0.1.7 and the snap exhibit the problem. The problem is that when using tm-and-ir, the 'view' button (which is supposed to send the message "Hello World") (...) (25 years ago, 8-Apr-99, to lugnet.robotics.rcx.legos)
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| | Re: gcc build instructions for linux
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(...) The helpful folks on the crossgcc mailing list told me that this error indicates that no libstdc was found, so no binary could be generated for the target (not host) platform. Since legOS provides a replacement library, there is no problem (...) (26 years ago, 7-Apr-99, to lugnet.robotics.rcx.legos)
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| | Re: gcc build instructions for linux
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This site is quite useful: (URL) found it via ftp.cygnus.com/pub/crossgcc. I hope it helps you out. Cheers, Vic (...) LANGUAGES="c (...) that (...) (26 years ago, 7-Apr-99, to lugnet.robotics.rcx.legos)
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| | Re: gcc build instructions for linux
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I got everything to build using egcs 1.1.2, but I am having problems with the tm-and-ir demo (after modifying it for the new execi syntax) which make me think maybe egcs is not generating correct code. I used the build instructions at (URL) did use (...) (26 years ago, 7-Apr-99, to lugnet.robotics.rcx.legos)
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| | Re: gcc build instructions for linux
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(...) I did not have this problem. Sounds like Fortran. Did you 'make LANGUAGES="c c++"' or just 'make'? The latter makes the Fortran stuff, too. Remember that if you specify LANGUAGES when building, you should specify the same value when (...) (26 years ago, 6-Apr-99, to lugnet.robotics.rcx.legos)
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| | Re: gcc build instructions for linux
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(...) I got the same message, and your reasoning about the content of the message sounds AOK by me. But then I did a make install, and that crudded out on me, with the message In file included from ../../../egcs-1.1.2/...com.c:198: (...) (26 years ago, 6-Apr-99, to lugnet.robotics.rcx.legos)
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| | Re: gcc build instructions for linux
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I have. I got the same message. I assume it is part of the test suite. I just bit the bullet and did a "make install" anyway, and it works fine. I take it as saying that it cannot generate an executable for the host platform, which would be true, (...) (26 years ago, 6-Apr-99, to lugnet.robotics.rcx.legos)
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| | Re: gcc build instructions for linux
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(...) Has anyone successfully built the above target using egcs-1.1.2? My attempt failed in libiberty: ... configure: error: installation or configuration problem: C compiler cannot create executables. make: *** [configure-target-libiberty] Error 1 (...) (26 years ago, 6-Apr-99, to lugnet.robotics.rcx.legos)
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| | Re: FORTH editor/IDE
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(...) Yes, I forgot to turn it off after first downloading the firmware, and getting called away to do something else. Luckily they were rechargeables... (...) Thanks, I'll try it. I will be spending more time with FORTH over the next few weeks, (...) (26 years ago, 4-Apr-99, to lugnet.robotics.rcx.pbforth)
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| | Re: Ir transmission
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(...) My next project is to port the IR proximity dectector originally posted by Mark R. David (markdavid@mediaone.net) in sort-of-Spirit code which I reposted in NQC whan I had got it working. It is the best performing detector I have found so far. (26 years ago, 4-Apr-99, to lugnet.robotics.rcx.pbforth)
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| | Re: NQC tutorial available
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(...) "if (Random(100) == 0)" used to be a compiler error, but version 1.2 of NQC is smart enough to generate a temporary variable to hold the random number. A trickier problem is Sleep(). Sleep(Random(100)) parses just fine. Since Sleep() is just a (...) (26 years ago, 31-Mar-99, to lugnet.robotics.rcx.nqc, lugnet.robotics)
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| | Re: NQC tutorial available
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(...) I think Mark is waiting for me to release NQC 1.3 - which is where SetWatch() gets added. In the meantime, you can define it yourself within your source code... #define SetWatch(h, m) asm { 0x22, (h), (m) } Dave (26 years ago, 31-Mar-99, to lugnet.robotics.rcx.nqc, lugnet.robotics)
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| | Re: NQC tutorial available
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Mark, In the section on "Display", you mention "Setwatch()" is available in V2.3. Any guess when this will be available? Thanks, -Phil (...) (26 years ago, 30-Mar-99, to lugnet.robotics.rcx.nqc, lugnet.robotics)
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| | Re: cputs / argc,argv / snapshot
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Oops. Did I say David? That's what you get for speaking on the phone and typing simultaneously. I meant Dan, of cause! (26 years ago, 30-Mar-99, to lugnet.robotics.rcx.legos)
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| | cputs / argc,argv / snapshot
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Hi, I implemented a cleaner cputs(). Should work with all compilers, also 20% smaller. I went ahead and implemented argc/argv parameter passing for execi as well. This prompted a bugfix for memcpy, which I did create. As I was at it, I also merged (...) (26 years ago, 30-Mar-99, to lugnet.robotics.rcx.legos)
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