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Simple question, has anyone out there written, or begun writing an LNP interface object for java ? I'd like the development environment I'm writing to keep control of my little Genetic Program RCX to be less platform specific than linux or windows, (...) (24 years ago, 29-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: 0.2.4 API (Long)
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I'll look at this and probably post it tomorrow (very, very long day, which you'd think would be surprising on a Saturday :| On first glance, it looks like a very useful document. Unfortunately, the autogenerated API docs have become more and more (...) (24 years ago, 29-Oct-00, to lugnet.robotics.rcx.legos)
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| | 0.2.4 API (Long)
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I put together a .html document that sums up the User Level functions (as opposed to the internal/Kernel housekeeping functions), Constants, and Macros. I forwarded it to Luis, maybe he'll put it up later on LegOS.Sourforge.net In the meantime, I (...) (24 years ago, 28-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: text location for apps and q?
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(...) Ok, but why? Again, if you're just having fun, go for it, but don't expect it to be useful. Personally, the current interface is simple and highly functional, and a change to a file paradigm would just make it more complicated with no benefit. (...) (24 years ago, 27-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: text location for apps and q?
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(...) But also for luis, it's not just about performance, it's about interface. of course there's always hack value, but it also might be useful. like many people would expect printf() or write() to stdout instead of cputs(). i don't think there's a (...) (24 years ago, 27-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: text location for apps and q?
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(...) for the output device thing, the lcd isn't the only device. sensors and motors are also can be implemented as files. (...) well it's still just an idea, maybe the fork() will turn out as rfork(). doesn't really matter now. but see my other (...) (24 years ago, 27-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: text location for apps and q?
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Yeah. I have to agree with Ross. Increased unix-ness would be nice, but additional complexity with no actual performance gain most definitely is not. That said, like the remote patch that I'll post sometime this weekend, I'll take patches for (...) (24 years ago, 26-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: text location for apps and q?
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(...) Well, as someone else has said in this thread, if you're doing it for fun, or to learn more about memory management / file systems, etc, then got for it. But I wouldn't expect much of it to be included in the official versions - you've got to (...) (24 years ago, 26-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: text location for apps and q?
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(...) You can't implement a true fork() anyway, since you don't have memory management and therefore can't copy the address space of the parent process. John A. Tamplin LiveOnTheNet.COM, Inc. jat@LiveOnTheNet.COM 2104 West Ferry Way 256/705-7007 - (...) (24 years ago, 26-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: text location for apps and q?
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(...) I just have to ask why you're doing this, just for the heck of it? I mean, the output device you're writing two can hold a whopping five characters at a time. I don't really see the benefit of changing to a more complicated interface. Of (...) (24 years ago, 26-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: text location for apps and q?
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(...) when i remove -O from my Makefile the kernel grew bigger, and crossed 0xb000, so i changed it accordingly, and that didn't work. so i guess there is 16k limitation for kernel and user program. (...) too bad, but there's not much to work on (...) (24 years ago, 26-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: text location for apps and q?
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(...) hehehe... (...) my (...) it's from www.nogs.de/legos i think. but it doesn't really matter since i've compiled 2.95.2 and the new binutils. imel (24 years ago, 26-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: SubSumption and Dave Baum
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Sorry about that, Jonathan. I didn't think that there was any legOS code in Dave's book, but I didn't want to argue with someone who had read it more recently or more thoroughly than I had (which, honestly, wasn't very much, since I don't do NQC.) (...) (24 years ago, 24-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: SubSumption and Dave Baum
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For the record: _The Unofficial Guide to Lego Mindstorms Robots_ was written by me, Jonathan Knudsen. I'm pretty sure this is the book you're using, since it has the Hank robot in it. As you've observed, the legOS code is for version 0.1.7, and the (...) (24 years ago, 24-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: SubSumption and Dave Baum
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(...) I'd assume that the first targets will be US bookstores, probably Amazon first ;) But I don't really know. Mainly, I know because they promised to ship us (the authors) our copies as soon as they are off the presses ;) (...) I have never heard (...) (24 years ago, 23-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: SubSumption and Dave Baum
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(...) Thanks for the info :) Eaagerly awaiting..any idea if they are being distributed worldwide or just usa side ? (...) I Found problem!!! If I call LCD_refresh , having not changed the screen, it goes mad!!! Thats as far as I've debugged it...now (...) (24 years ago, 23-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: SubSumption and Dave Baum
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(...) About Extreme Mindstorms (please skip if you don't want to see my shameless plugs): I have it on good word that it'll be out from the printer's next Monday. For those of you who haven't seen, I'll shamelessly plug it again: (URL) you are (...) (24 years ago, 23-Oct-00, to lugnet.robotics.rcx.legos)
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| | SubSumption and Dave Baum
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I recently purchased Dave Baums ' Unofficial Guide to Lego Mindstorms' (a good book:), stlil waiting on the extreme one to come out here in the uk though... :) I'm trying to get 'Hank the robot' to work...the little guy just won't, I guess that (...) (24 years ago, 23-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: LEGO remote and LNP (legOS 0.2.4)
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I'd actually really like to include Chris's patch in the official tree, but I'm informed by folks with more clue about the networking stuff than me that switching the parity bit would probably break some LNP stuff. Would everyone be happier if I (...) (24 years ago, 23-Oct-00, to lugnet.robotics.rcx.legos)
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| | Re: LEGO remote and LNP (legOS 0.2.4)
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(...) The remote control sends with parity odd, but the rcx is programmed to no parity. If the parity bit has the same value as a undriven line (I think it is logical 1), the byte is received, but otherwise the byte gets thrown away by the serial (...) (24 years ago, 23-Oct-00, to lugnet.robotics.rcx.legos)
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