 | | the 'java on host' concept
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to overcome limitations of the prog. size in my CM, and my experience with Java, I decided to have the applications running on the host laptop. In the mean time things are looking very good. I'm only running Java on the host. I didn't touch the CM. (...) (24 years ago, 19-Jan-01, to lugnet.robotics.rcx.java)
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| | legOS v2.5 merge-map utility still using perl ?
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I read somewhere that perl was no more needed in v2.5. And as I began with this v2.5 version, I didn't install perl. So when I try to use merge-map to get a symbolic disassembled file of my code, it fails. Should I install perl or is there any way (...) (24 years ago, 19-Jan-01, to lugnet.robotics.rcx)
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| | Visual NQC 2001
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Thanks to all who have tested my program. I know there are some problems and runtime errors. The biggest problem for me was the bad website on with some of you used the bugs report to tell me what's wrong, but this information didn't never reach my (...) (24 years ago, 19-Jan-01, to lugnet.robotics.rcx.nqc)
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| | Re: undefined reference to `___ucmpsi2'
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(...) Another choice may be a cast in the switch statement, like this: static wakeup_t light_found(wakeup_t sens_num) { switch ((unsigned int)sens_num) { case 2: return (LIGHT(SENSOR_2) > THRESHOLD); break; case 3: return (LIGHT(SENSOR_3) > (...) (24 years ago, 18-Jan-01, to lugnet.robotics.rcx.legos)
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| | Re: LegOS 0.2.5 and LNP
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(...) Ok, I clean up the code and send you a patch. (...) This one is not yet ready. As soon as I do it you'll know. bye Bernardo (24 years ago, 18-Jan-01, to lugnet.robotics.rcx.legos)
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| | Re: util/dll-src makefile patch
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(...) current cvs (...) lnp.c under (...) windows. The other (...) They works. :-) Bye, Paolo. --- I'm an optimist, but I don't think it helps. (24 years ago, 18-Jan-01, to lugnet.robotics.rcx.legos)
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| | Re: undefined reference to `___ucmpsi2'
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Hi, The problem is that wakeup_t is an unsigned long, and in order to save space, the switch statement is optimized to call a library comparator, ucmpsi2. Since the argument to ds_scale is an unsigned int, the argument to LIGHT should also be an (...) (24 years ago, 18-Jan-01, to lugnet.robotics.rcx.legos)
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| | Re: Vision command & macintosh
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(...) I had heard that the actual camera was a Logitech QuickCam, but I could find no Mac drivers on their site that will work with the Lego camera. Any ideas? John (24 years ago, 18-Jan-01, to lugnet.robotics, lugnet.robotics.rcx)
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| | undefined reference to `___ucmpsi2'
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I get this error when linking if I have the following in my source code in a wait_event function: #define THRESHOLD (unsigned short)50 static wakeup_t light_found(wakeup_t sens_num) { switch (sens_num) { case 2: return (LIGHT(SENSOR_2) > THRESHOLD); (...) (24 years ago, 18-Jan-01, to lugnet.robotics.rcx.legos)
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| | Re: pass by refrence or value?
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Did you care to declare your global variable as volatile? this (normaly) prevent the compiler to optimize memory access and force it to read the actual value of the variable each time it need it ( instead of localy storing it in a register wich will (...) (24 years ago, 18-Jan-01, to lugnet.robotics.rcx.legos)
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| | c++ changes
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After some prompting, I have made the method names in the c++ classes uniform in case. Unfortunately, the changes are not backward compatible. Please let me know of any problems you discover. If I don't hear of any problems, I'll check in the (...) (24 years ago, 18-Jan-01, to lugnet.robotics.rcx.legos)
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| | util/dll-src makefile patch
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Hi, Here is a set of patches for util/dll-src/Makefile against the current cvs version. The first patch avoids the need of a symbolic link to lnp.c under unix. Can somebody please let me know if it works under windows. The other patches are for (...) (24 years ago, 18-Jan-01, to lugnet.robotics.rcx.legos)
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| | pass by refrence or value?
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Hi all, i have a slight problem with legosv0.2.5 . The program code on the rcx is set up so that there is serverall callback methods which get called when a message comes in on the particular port for that object or class. These callback methods set (...) (24 years ago, 18-Jan-01, to lugnet.robotics.rcx.legos)
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| | Re: LegOS 0.2.5 and LNP
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(...) Btw. README is (...) Ooops... :-) Changed to 0.2.5 version inside. (...) transport (...) packets of (...) mainly as way for (...) collisions, lost (...) which works as (...) write code to (...) To cut time (...) code that (...) directives (...) (24 years ago, 17-Jan-01, to lugnet.robotics.rcx.legos)
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| | LegOS 0.2.5 and LNP
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Yesterday I downloaded legOS 0.2.5 and peeked at the code. Btw. README is not up to date. For last two month I was working with a friend of mine on a transport protocol implemented on top of LNP for the transmission of packets of unlimited size and (...) (24 years ago, 17-Jan-01, to lugnet.robotics.rcx.legos)
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| | Re: Lght Sensor & Three colors?
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(...) I had good luck with black, green, and yellow. You could probably substitute red or white for the yellow if you wanted. Dave (24 years ago, 17-Jan-01, to lugnet.robotics.rcx)
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| | Re: Truck move along round
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(...) Why go high-tech when low-tech might work just as well? The last GMLTC layout had a small dump truck that would drive in circles. Here's a thumbnail: (URL) small truck in the center of the picture has a magnet mounted on the front. Underneath (...) (24 years ago, 16-Jan-01, to lugnet.robotics.rcx, lugnet.trains)
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| | Re: Truck move along round
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(...) Note that the Miniland autonomous vehicles do this... every so often they come to a stop at a known place, their whiskers pick up recharge and exchange messages with the central controller, and reset their location (they learn how far they've (...) (24 years ago, 16-Jan-01, to lugnet.robotics.rcx, lugnet.trains)
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| | Re: Truck move along round
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(...) Hi Z. , This will only be possible with limitations. Because you will have several errors every round, you will lose your track after some rounds. This errors are given from (for example) 1. not at once stopping motors when the given value for (...) (24 years ago, 16-Jan-01, to lugnet.robotics.rcx, lugnet.trains)
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| | Re: lcd trouble and velocities questions.
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first message, first error! As this message is about legOS, I repost it in lugnet.robotics.rcx.legos If you have any answer to it, please reply in the lugnet.robotics.rcx.legos thanks. michael. (24 years ago, 16-Jan-01, to lugnet.robotics.rcx)
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