 | | Re: Mindstorms firmware
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(...) I usually just pull out a battery for a second. Note that the RCX draws very little power when turned off, and thus can retain memory for a while even without any batteries (cacitance on the power supply rails hold the RAM for a while). A good (...) (24 years ago, 2-Aug-00, to lugnet.robotics.rcx.legos)
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| | Re: dont't fear the reaper
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(...) You turned it off in between and by only having your mm.c patch zapped parts of legOS own memory. No program will survive an off/on with only your patch in 0.2.4. Eddie C. Dost ecd@skynet.be (24 years ago, 1-Aug-00, to lugnet.robotics.rcx.legos)
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| | Re: dont't fear the reaper
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Michael and co.: If you want to do this type of testing, but don't want to mess with CVS, sourceforge automatically creates daily tarballs of the CVS tree, so that you can get a nearly completely up-to-date version of legOS from CVS without having (...) (24 years ago, 1-Aug-00, to lugnet.robotics.rcx.legos)
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| | Re: dont't fear the reaper
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(...) Actually, I'm using 0.2.4, last downloadable version. With this, the memory eating problem is solved with my stated patch. Might be, that the new version has the tm.c changes? (I just press "run" to stop my program, then "run" to start it (...) (24 years ago, 1-Aug-00, to lugnet.robotics.rcx.legos)
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| | Re: Mindstorms firmware
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(...) No idea why that wouldn't work, it always has for me. I hold down prgm and as soon as I hit on/off, there's a little beep and the thing shuts off. When I turn it back on, it's back to the regular stuff. Of course, you can always try taking out (...) (24 years ago, 1-Aug-00, to lugnet.robotics.rcx.legos)
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| | Mindstorms firmware
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OK... Really DUMB question but I have to give my borrowed RCX back and buy my own so I went to remove legOS from my mates RCX to give it back and guess what... it won't go! :( I looked in the HOWTO and it says hold down Prgm and press the on.off (...) (24 years ago, 1-Aug-00, to lugnet.robotics.rcx.legos)
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| | Re: DJGPP firmdl
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Try setting the environment variable RCXTTY (or RCX_TTY, I'm not sure) to your device name (e.g. RCXTTY=/dev/ttyS1; export RCXTTY). (...) (24 years ago, 1-Aug-00, to lugnet.robotics.rcx.legos)
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| | Re: solaris + legOS
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(...) Actually you should refer to CVS files that are available from (URL) tree contains the Solaris patch too. Bye, Paolo. --- Gambling: The sure way of getting nothing for something. (24 years ago, 1-Aug-00, to lugnet.robotics.rcx.legos)
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| | DJGPP firmdl
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I've been able to build all the tools under DJGPP, unfortunately, firmdl3.exe doesn't accept anything as a valid serial port name. I've tried "com1", "/dev/com1", /dev/ttyS0", etc, but nothing works. The message is either "not a tty" or "no such (...) (24 years ago, 1-Aug-00, to lugnet.robotics.rcx.legos)
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| | Re: questions, comments, and suggestions
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(...) RCX_COMPILER is an internal gcc/egcs define, when patched correctly to support RCX interrupts. This is still used and useful, as it saves only the required registers, unlike the HANDLER_WRAPPER macro, which saves all volatile registers. (...) (...) (24 years ago, 1-Aug-00, to lugnet.robotics.rcx.legos)
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| | Re: dont't fear the reaper
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(...) This change is correct, although it will not work by itself. Using only this all memory will be freed when the RCX is powered off, including program memory. To work correctly another change to tm.c is necessary, so memory allocated by kernel (...) (24 years ago, 1-Aug-00, to lugnet.robotics.rcx.legos)
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| | Re: Persistent globals
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(...) Shure: static unsigned char matrix[100][100] __persistent = { { 0, }, }; Eddie C. Dost ecd@skynet.be (24 years ago, 31-Jul-00, to lugnet.robotics.rcx.legos)
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| | dont't fear the reaper
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I've tried to test the maximum memory allocation possible in legOS. For that, I wrote the following test program: #include <conio.h> #include <unistd.h> #include <stdlib.h> int main( int argc, char **argv ) { int i; char *cp; i = 1; while( ( cp = (...) (24 years ago, 31-Jul-00, to lugnet.robotics.rcx.legos)
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| | questions, comments, and suggestions
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Hello, I'm just rooting through the kernel code, and have a few questions: [note: after actually writing this, there not all questions, more comments, or suggestions. And there aren't just a few of them. Good luck getting through it! ;-) ] *) What (...) (24 years ago, 31-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: Persistent globals
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(...) Hi again! I have found that this works with scalar variables. However, I need to make an array persistent. More specifically, I have a 100x100 matrix containing a population for use with genetic programming and I need to be able to keep this (...) (24 years ago, 31-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: Signalling and controlling rcx
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(...) I don't know much about winLNP, but we use a small util based on the LNP code: (URL) called ir tool or something like that). If you want to integrate it into your own code (rather than calling a seperate executable), have a look at the version (...) (24 years ago, 31-Jul-00, to lugnet.robotics.rcx.legos)
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| | Signalling and controlling rcx
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Hi there, This is actually a request for information. I am currently trying to control my RCX through the use of communication from my PC. The idea is that through some method I can type things into the computer and this will control the rcx via the (...) (24 years ago, 31-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: Cygnus Installation troubles
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(...) only (...) the (...) I have never attemped "mix" between the two environments. I hope that this is not the problem. You can try to repeat installation of cygnwin after a general cleanup. BTW, I suppose that you have made a "make realclean" (...) (24 years ago, 28-Jul-00, to lugnet.robotics.rcx.legos)
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| | Cygnus Installation troubles
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Hi All, I downloaded the Cygnus installation for windows yesterday (previously I only used it to make dll.exe, and relied on djgpp for the .lx and .srec), and the demo directory doesn't seem to make properly. I get these messages: BASH.EXE-2.02$ (...) (24 years ago, 28-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: solaris + legOS
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Hi, Can you send me the full loader.c and any other changes that was done to get it to compile under Solaris? I am in the process of re-writing most of dll to be easier to read (getting rid of a lot of the ifdefs, renaming functions, etc), but (...) (24 years ago, 28-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: light sensor problem?
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(...) (URL) particular, scroll down to "notes on addresses" and "notes on routines". The routines for the firmware start at 0x8000. The routines for the ROM start at 0x3ae. Ultimately, both kinds of routines are important to figuring out how the (...) (24 years ago, 28-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: solaris + legOS
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YEAH! It works! And there was great rejoicing! :-) This version sucsefully d/led the helloworld.lx, and it ran perfectly. Thank you much! I'm curious, what all did you change? I saw you did a cool thing to make the getopt_long work... (btw, it gave (...) (24 years ago, 28-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: Official release of legOS 0.2.4 and legOS HOWTO 0.2.0
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(...) [big snip] Great job guys! I've been deep into legOS 0.1.7, but though I percieved the potentialities of the system I decided it was too unstable and unreliable for effective usage. I'm very glad you are now ready with a new version, and will (...) (24 years ago, 28-Jul-00, to lugnet.robotics.rcx.legos, lugnet.robotics)
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| | Re: Official release of legOS 0.2.4 and legOS HOWTO 0.2.0
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(...) Thanks. Keep an eye out for the freshmeat news in the morning :) Ditto sourceforge. Luis ---...--- "Summertime... and the living is easy... fish are jumping and the cotton is high... So hush, little baby, baby don't you cry." -Ella ---...--- (24 years ago, 28-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: Official release of legOS 0.2.4 and legOS HOWTO 0.2.0
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[neat stuff snipped] Let me just say, congratulations! I really look forward to trying this out. -- "Do not go gentle into that good night. Rage, rage against the dying of the light." - Dylan Thomas Mike Ash - (URL), <mailto:mail@mikeash.com> (24 years ago, 28-Jul-00, to lugnet.robotics.rcx.legos)
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| | Official release of legOS 0.2.4 and legOS HOWTO 0.2.0
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Hi, everyone! On behalf of Paolo Masetti and myself, and the rest of the legOS crew, I'd like to announce the release of legOS version 0.2.4. This is the first release in many months, and so it has lots of great goodies. *Vastly improved stability (...) (24 years ago, 28-Jul-00, to lugnet.robotics.rcx.legos, lugnet.robotics)
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| | Re: solaris + legOS
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(...) I've been toying with trying to get an autoconf going with legOS - does Windows support this? ROSCO (24 years ago, 28-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: solaris + legOS
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(...) You do have FASYNC on Solaris, it's in <sys/file.h>. But this won't help much, as it is only there for socket IO. The same problem is with F_SETOWN, it is only defined for sockets, therefore you get the EINVAL. (...) No, we won't get SIGIO (...) (24 years ago, 27-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: solaris + legOS
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(...) It's the default setting. (...) You can put dll in verbose mode (--verbose), and see what's going on between RCX and IR Tower. (...) Very few documentation on LNP... :-( You can watch in lnp.c & lnp-logical.c, or just ask, I've worked a lot (...) (24 years ago, 27-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: light sensor problem?
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(...) Can you please tell me where to find this documentation? Mike (24 years ago, 27-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: rotation sensor thing solved
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(...) Ahhh, this is a hint why it shows up now. The additional delay in the dsensor code shifts the duty cycle of the sensor down just a little bit, so it can't operate anymore. This will all be fixed with the new code in 0.2.5. I will get myself (...) (24 years ago, 27-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: solaris + legOS
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(...) Oh yes. I can commit patches in CVS for you. :-) (...) Enjoy!!!! :-) Bye, Paolo. --- Ignorance is temporary; Stupidity lasts forever!!! (24 years ago, 27-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: utils/Makefile.common problem - djgpp
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(...) I think that in we intented to write: # DJGPP does not define OSTYPE # ifndef OSTYPE OSTYPE=MSDOS endif Because we know that DJPP does not define OSTYPE. Are we sure that uname.exe is always present in a DJPP installation? (...) No problem. (...) (24 years ago, 27-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: rotation sensor thing solved
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(...) This is a quite interesting situation to test. When I released patched sensors routines, I've tested the sensor values (expecially rotation one) with batteries full and with very exausted batteries, but never with exausted batteries and motors (...) (24 years ago, 27-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: rotation sensor thing solved
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(...) Powering them more frequently but for a shorter time, you mean? Yes- I do see your point. This will be something to keep track of when/if we mess with the sensors in 0.2.x. BTW, in hindsight, this should have been obvious- the reason that the (...) (24 years ago, 27-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: rotation sensor thing solved
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(...) Actually, the sensors themselves don't generate an interrupt. The interrupt to read the sensors is from a timer, and it just cycles through the sensors waiting to read the next one. This may be related to the problem Kekoa mentioned about (...) (24 years ago, 27-Jul-00, to lugnet.robotics.rcx.legos)
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| | rotation sensor thing solved
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OK, so I had forgotten that for whatever reason legOS rotation sensors are very, very sensitive to dying batteries. I think that when underpowered, they either don't generate an interrupt or the voltage on the interrupt is too weak and the signal (...) (24 years ago, 27-Jul-00, to lugnet.robotics.rcx.legos)
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| | Re: solaris + legOS
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(...) I've been too busy, and will be stepping on a plane tomorrow, and ignoring legOS for two well deserved weeks. Paolo can (will?) work with you on getting those into CVS. Good luck on the rest- with any luck, I hope to see Solaris on the ports (...) (24 years ago, 27-Jul-00, to lugnet.robotics.rcx.legos)
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| | solaris + legOS
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Hello, I'm trying to get legOS to work on solaris. I'm having troubles. I've got the cross compiler installed. I'm having the same problem everyone else who's tried it on Solaris: legOS/util/dll-src/loader.c gives problems me an error with the (...) (24 years ago, 27-Jul-00, to lugnet.robotics.rcx.legos)
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| | solaris + legOS
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Hello, I'm trying to get legOS to work on solaris. I'm having troubles. I've got the cross compiler installed. I'm having the same problem everyone else who's tried it on Solaris: legOS/util/dll-src/loader.c gives problems me an error with the (...) (24 years ago, 27-Jul-00, to lugnet.robotics.rcx.legos)
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