 | | Re: Why...
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 (...) The OS should not impose conditions on the programmer. Just put in the docs "numbers less than 5ms (the default) are not recommended" or something to that effect. (...) My code isn't a task. It's (...) (22 years ago, 23-Nov-02, to lugnet.robotics.rcx.legos)
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| | Re: LNP-problem...
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That looks ok to me. But I'm no expert on LNP. Here's a clip I use. It looks a lot like what you're using. It seems there may be a problem with your receive code. I'm REAL shaky on that. What does fputs do? ---- char *s; s = "101"; if (strlen(s)>0) (...) (22 years ago, 21-Nov-02, to lugnet.robotics.rcx.legos)
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| | Re: LNP-problem...
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(...) ok this is the (relevant) code running on the rcx: int main(int argc, char *argv[]) { char *p; init(); execi(&PacketWatcher, 0, NULL, PRIO_NORMAL, DEFAULT_STACK_SIZE); execi(&Messenger, 0, NULL, PRIO_LOWEST, DEFAULT_STACK_SIZE); return 0; } (...) (22 years ago, 21-Nov-02, to lugnet.robotics.rcx.legos)
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| | iPAQ <-> RCX serial communication
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Hello People I am working on a project where we are trying to use a compaq handheld with linux and a wireless card as the "brain" of robots. "Underneath" we have an RCX acting as a "spine", which is supposed to receive macro commands from the PC and (...) (22 years ago, 21-Nov-02, to lugnet.robotics.rcx.java)
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| | Re: Motor Control Register (0xf000)
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(...) It's the one I meant, thanks. Jürgen (22 years ago, 21-Nov-02, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: Why...
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Nick, Setting the timeslice to a low number (5ms is fairly low), negetively effects overall system performance. Time used by the operating system for task switching is taken away from applications. If a switch takes .5ms (for example) and you switch (...) (22 years ago, 21-Nov-02, to lugnet.robotics.rcx.legos)
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| | Why...
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ... is the minimum timeslice interval 5ms? I'm writing a program that needs a routine to be run every 1ms for a period of time. I did this by setting it as the timeslice handler, but then I needed to (...) (22 years ago, 16-Nov-02, to lugnet.robotics.rcx.legos)
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| | Re: Motor Control Register (0xf000)
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(...) Yeah, I missed that, I'll add that to the notes. (...) Too bad they didn't document the hole well enough to make it obvious to the people at Lego, who apparently had no idea. They use "mov.w rx,@0xf000:16" all over the place instead of the (...) (22 years ago, 20-Nov-02, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: Motor Control Register (0xf000)
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(...) Thanks for the suggestion... I think the change I made a few days ago included a note here also, but we might be talking about different spots. Let me know if not... kekoa@stanford.edu. -Kekoa (22 years ago, 20-Nov-02, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | LegOS/BrickOS on Mac OS X?
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I was wondering if anyone had successfully ported the H8 compiler over to OS X? With an USB IR Tower, and the underlying Unix/BSD resources on the Mac, it would be an ideal development platform. I've tried compiling the H8 Cross compiler without (...) (22 years ago, 20-Nov-02, to lugnet.robotics.rcx.legos)
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