 | | Re: Call for debugging support
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(...) hello Markus, i´m still working on a (hopefully) portable, robust version of linux LNP, that allows multiple client tasks or threads on the PC to communicate with one ore more RCX´s simultanously via one tower, ( one of them could be gdb, in (...) (25 years ago, 17-Dec-99, to lugnet.robotics.rcx.legos)
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| | RE: Call for debugging support
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(...) I'm not sure what the issues are, Markus. But I could have a look at it in the new year. The lack of debugger support in legOS was one of the main reasons behind my development of pbForth. That and the fact that you can (one day) host pbForth (...) (25 years ago, 16-Dec-99, to lugnet.robotics.rcx.legos)
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| | Call for debugging support
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Hello everyone, a while ago several people discussed decent debugging facilities for legOS, possibly in the form of remote gdb support. Did work in this avenue progress to something faintly usable already? If not, what are the key problems? Ciao, (...) (25 years ago, 16-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: (Failed) Getting LegOS 0.2.2 working on Windows
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Strange. I got my cygwin through the cygnus site, but as far as i can tell it's the same as the one on arthurdent. Mine comes from one of the mirrors on ftp://go.cygnus.com/...n/latest/. The file is called full.exe. (...) Make --version gives me: (...) (25 years ago, 15-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: (Failed) Getting LegOS 0.2.2 working on Windows
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It is quite possible that there is a versioning problem here. The cygwin on arthurdent is reasonably new (August?), but not exactly cutting edge. Peter provided me with links to everything except that, so I provided my own. If he'll provide me with (...) (25 years ago, 15-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: (Failed) Getting LegOS 0.2.2 working on Windows
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(...) I tried this on a NT 4 machine with little success. First of I got the message: chili : /legOS make for i in util lib boot demo ; do make -C $i || exit -1 ; done i was unexpected at this time. make: *** [all] Error 1 After replacing the make (...) (25 years ago, 15-Dec-99, to lugnet.robotics.rcx.legos)
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| | A Hosting Offer (was Re: Getting LegOS 0.2.2 working on Windows)
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Thanks are due to Peter for the perserverance to get this thing working. On a related note, there has been quite a bit of legOS related development lately, and since I have (for the near future- a year and a half at least) unlimited bandwidth and (...) (25 years ago, 14-Dec-99, to lugnet.robotics.rcx.legos)
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| | Getting LegOS 0.2.2 working on Windows
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Instructions to get a working LegOS 0.2.2 on Windows are at: (URL) Much thanks is due to Luis Villa for editing and hosting. Peter (25 years ago, 14-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: compiling 0.2.2 (legos.srec)
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(...) I've encountered the same problem. But it can be resolved, by adding a trailing / to the LEGOS_ROOT variable in Makefile.common Regards Carsten (25 years ago, 14-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: legOS applications
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(...) Great! Is there any documentation on that, more precisely how it is to be used? Has it been tested? I don't have access to my PC until the end of the year, so I can't check if there is anything in the distribution... :-( /Vlad (25 years ago, 14-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: legOS applications
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(...) Yes, that's exactly how it works. Markus. (25 years ago, 13-Dec-99, to lugnet.robotics.rcx.legos)
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| | legOS applications
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Hi! I might have misunderstood things, so please forgive if this is a question that should not have been asked... The "dynamic loading of programs and modules" feature in legOS 0.2.x - does it mean one can download the kernel once, and then the (...) (25 years ago, 13-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: LNP congestion avoidance improved
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Great! While it is too late for the class I'm helping out with, and it currently looks like it won't be offered again, I'm still looking forward to playing with this in the spring. Thanks so much for the time invested, Martin- Luis (...) ###...### (...) (25 years ago, 13-Dec-99, to lugnet.robotics.rcx.legos)
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| | LNP congestion avoidance improved
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Hi there, on my way to a reliable LNP layer (and gdb, hopefully), i did some tests about how well LNP congestion avoidance works: I compiled 2 functionally identical programs, one on my linux-box, one on my RCX. Both of them setup an adressing (...) (25 years ago, 13-Dec-99, to lugnet.robotics.rcx.legos)
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| | firmdl3 doesn't work
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firmdl3 doesn't work for me. Normally the rcx shows numbers up to 24 or 48, then counts back up very quickly, then after a while the program quits.There was only once where it might've worked. I also tried slow, but that stops right after mode=slow. (...) (25 years ago, 11-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: LegOS 0.2.2 on Win95 (almost)
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That's exactly what i did: egcs 1.1.2 with Mumit Khan's patches for windows and Markus' patch for enhanced RCX interrupt support. I'll get instructions on getting LegOS 0.2.2 to work on Win95, along with a binary of the compiler and the diffs for (...) (25 years ago, 10-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: LegOS 0.2.2 on Win95 (almost)
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No! No! I mean, yes, do try it again (someone), just not with 2.9.5- there have been reported problems with 2.9.5's treatment of assembler. Rebuild it with 1.1.2 + patch- that is known to work. Then let me know- I'll host it for you. -Luis (...) (...) (25 years ago, 10-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: LegOS 0.2.2 on Win95
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Well, in the meantime, i built one on WinNT. The build always failed on Win95. Tried Canadian cross on Linux and i too gave up in frustration. But now that i have one built, i'll put it up on a webpage tomorrow. First, i'm gonna check the files it (...) (25 years ago, 10-Dec-99, to lugnet.robotics.rcx.legos)
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| | chaning the host address in LNP
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OK. The initial stuff I have done with the Java interface to LNP just addresses different "ports" to the host address 0. Each of the RCX's on the Lego Network Protocol network had host addredss 0 and port 1,2,3,4 depending on which brick they were (...) (25 years ago, 10-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: LegOS 0.2.2 on Win95 (almost)
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Peter Van der Beken wrote in message ... [snip] (...) from (...) . Yes, the compiler I built doesn't have the patch - it's also egcs 1.1.2 rather than gcc-2.95.2. This isn't going to change quickly because unfortunately I don't have access to a (...) (25 years ago, 10-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: LNP collision detection Bug found and fixed
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(...) it is already defined this way... indeed it looks like egcs for h8300 treats char as unsigned by default. look at the following test proggy... char ch; void showbug(void) { if (ch < 1) ch=-2; } ... and the disassembled code (...) (...) (25 years ago, 10-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: rotation sensors in legOS 0.2.2
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(...) I'm pretty sure that the battery-power thing is not legOS specific- over the summer, I noticed that at low battery the raw values themselves increase (weird- I'd expect a decrease) and that throws off the sensor detection. Presumably (...) (25 years ago, 9-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: LNP collision detection Bug found and fixed
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(...) It shouldn't matter if it does. More likely, it seems to me, is that TX_COLL is defined like this: #define TX_COLL -1 in which case, the offending statement becomes: tx_state=-1; which is old-style for: tx_state-=1; (should generate a (...) (25 years ago, 9-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: rotation sensors in legOS 0.2.2
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(...) Hi Michael, i also tried the new sensor code and it seems to work for me. I noticed the rotation sensor to stop working properly with nearly exhausted batteries, but i think that's a minor issue, maybe it's not legOS specific. (...) well, most (...) (25 years ago, 9-Dec-99, to lugnet.robotics.rcx.legos)
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| | rotation sensors in legOS 0.2.2
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Has anyone out there successfully had a rotation sensor running in legOS 0.2.2 I have had a quick look through the last few posts I could find on lugnet and we have recompiled legOS to include the updated dsensor.c and dsensor.h code found on the (...) (25 years ago, 9-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: dll problems
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(...) I had this same problem yesterday when I had the IR tower in long range mode and had the RCX quite close to the tower. If its not in long range mode sometimes I have to turn the RCX off and then turn it back on again before dll will (...) (25 years ago, 8-Dec-99, to lugnet.robotics.rcx.legos)
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| | dll problems
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Hi, guys. I've got legOS compiled and running pretty happily on a redhat 6.0 and a 6.1 machine, after some fussing with settings, i've figured out that it wants to use /dev/ttyS1 for the serial port... however, once the firmware is downloaded, i (...) (25 years ago, 8-Dec-99, to lugnet.robotics.rcx.legos)
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| | LNP collision detection Bug found and fixed
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Hi there, i just found an evil little bug in lnp ( or maybe it's actually a bug in gcc ). The problem is the definition of tx_state as char, and compare operations like if (tx_state < TX_ACTIVE) . The compiler generates wrong code for this (...) (25 years ago, 8-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: firmdl3 problem? - Tower not responding
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(...) "Tower not responding" really means that it can't write to the tower. Check batteries and the range. (...) Weird. As far as I can tell, exit is called correctly in all circumstances where "tower not responding" could be generated. (...) Again, (...) (25 years ago, 7-Dec-99, to lugnet.robotics.rcx.legos)
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| | firmdl3 problem? - Tower not responding
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Hi.. I am having problems making firmdl3 work.. I have compiled it on a Linux box (Mandrake 6.0) and I get 'tower not responding' but the LED is coming on.. Also, after that error message, control does not return to the terminal. After playing (...) (25 years ago, 7-Dec-99, to lugnet.robotics.rcx.legos)
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| | simple beep
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Is there a clear way to just create a brief beep or tone in legOS-0.1.7? I've never really looked through the direct-sound code, and one of my fellow students wants an answer NOW- so I thought I'd ask here before digging into the code. Anyone? (...) (25 years ago, 6-Dec-99, to lugnet.robotics.rcx.legos)
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| | Want rover.lx compiled on linux
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Hi, i'm trying to track down the problems i have to download rover.lx to my rcx on Win95 (i get 'unable to load legOS executable from rover.lx'). So i have a little request: i would like a copy of rover.lx compiled on linux with egcs-1.1.2 (with the (...) (25 years ago, 6-Dec-99, to lugnet.robotics.rcx.legos)
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| | LNP not multitasking proof ?
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Hi there, during my study of LNP i just stumbled across a point where i doubt it's not multitasking proof. it's related to transmissions of lnp-messages. lnp_logical_write() is ok, it waits for semaphore tx_sem at the beginning and posts the (...) (25 years ago, 2-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: LegOS 0.2.2 on Win95 (almost)
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I have helloworld.lx running on my rcx, compiled and downloaded with legOS 0.2.2 on cygwin and Win95! Rover.lx doesn't work right now, don't know why yet (i get 'unable to load legOS executable from rover.lx'). I had to use a little workaround. (...) (25 years ago, 1-Dec-99, to lugnet.robotics.rcx.legos)
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| | IR proximity
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I've managed to get a proximity detection working in legOS, using egcs 1.1.1 as the cross compiler. It has a very short range, and I haven't yet tested if the NQC variants have better range. If that is the case, I believe somebody will have to fix (...) (25 years ago, 1-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: LegOS 0.2.2 on Win95 (almost) - NOT
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I finally succeeded in compiling an egcs-1.1.2 compiler for cygwin with the patch for enhanced RCX interrupt support applied. The bad news is: this doesn't change a thing. I still get "error deleting program". I can see the send light on the tower (...) (25 years ago, 1-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: LegOS 2.2 on solaris
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G'day, (...) Do you know if/how they were able to fix the problem? Btw. I used binutils 2.9.1 and gcc 2.95.2 (with the patches for the interrupts applied) to create the legOS and gcc 2.8.1 to build the cross compiler. Carsten (25 years ago, 1-Dec-99, to lugnet.robotics.rcx.legos)
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| | Re: LegOS 2.2 on solaris
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(...) You're right, that's the echo of what you're sending. This looks suspiciously like the problems many people had with gcc-2.9.5 compiled legOS on regular Linux boxes, you know. Maybe you should try downloading a kernel known to work? Markus. (25 years ago, 30-Nov-99, to lugnet.robotics.rcx.legos)
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| | Re: LegOS 2.2 on solaris
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Hi Luis, thanks for your help. I tried both versions, the one using aioread and the one using the ioctl. Both run better than before, but still don't work (both give similar results). I now get signaled when I can read from the serial port, but what (...) (25 years ago, 30-Nov-99, to lugnet.robotics.rcx.legos)
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| | RE: problem downloading srec file to RCX
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(...) Since I use nqc for non-standard firmware uploads, I vote for 3), with a command line option to suppress in 2) You can never have enough command line options, right? Cheers, Ralph Hempel - P.Eng ---...--- Check out pbFORTH for LEGO Mindstorms (...) (25 years ago, 30-Nov-99, to lugnet.robotics.rcx.legos)
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