 | | Re: RCX to RCX communication
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"Luke Ma" <Luke_Ma@brown.edu> wrote in message news:Gz83nF.7D9@lugnet.com... (...) and (...) outputs. (...) eep. erm... we never posted RCX-RCX sample code up. never gave any of the students two bricks. and the LNP code up on our website has our own (...) (22 years ago, 15-Jul-02, to lugnet.robotics.rcx.legos)
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| | Running legOS under DJGPP Status
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With increase discussion about running legOS under DJGPP I started investigating this process. The following is a status report of where I am and the steps I took to get there. Beware that I have jumped around some, left some tasks unfinished, and (...) (22 years ago, 14-Jul-02, to lugnet.robotics.rcx.legos)
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| | whats up with lnp_init?
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i have 2 threads (pthreads), 1 that sends and 1 that recieves on my PC. both of these runs in while(1) sentences. so.. i thought lnp_init was to be run only once, but unless i run the lnp_init routine each time i want to send a message nothing get (...) (22 years ago, 14-Jul-02, to lugnet.robotics.rcx.legos)
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| | *** legOS new name - reminder ***
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What is the better name for legOS? Is it osmOS or brickOS? Make up your mind and send your vote, either for brickOS or for osmOS, with the usual identification phrase, to legOS-namepoll@gmx.de The last day for your vote is Thursday, 18th. Regards, (...) (22 years ago, 14-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: RCX to RCX communication
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(...) Mark, I was a TA(Teaching Assistant) for a course at Brown University that invovled building robots with the mindstorms kit. Go to the web site: (URL) and click on the link to take you to the normal page. Then go to the "LegOS" section fo the (...) (22 years ago, 14-Jul-02, to lugnet.robotics.rcx.legos)
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| | RCX to RCX communication
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I have studied the sources on the WEB for LNP but have not found any examples of C or C++ code for RCX to RCX communication. I have two RCXs and would like to build something that takes advantage of 6 inputs and 6 outputs. Do you have a sample you (...) (22 years ago, 14-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: detecting memory leaks
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In case anyone attempts to use the mm_defrag() posted previously... you will need the following update to mm_try_join() //! check for free blocks after this one and join them if possible /* \param ptr pointer to size field of current block \return (...) (22 years ago, 13-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: detecting memory leaks
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Jason, Excellent points! I like where this is going. "Jason Clark" wrote <snip> (...) See below. (...) then (...) Yes, it uses mm_try_join() --- here it is: //! defragment free blocks /*! use mm_try_join on each free block of memory */ void (...) (22 years ago, 12-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: detecting memory leaks
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(...) Please, post. (...) I'm guessing you defrag using mm_try_join()? malloc() uses this to defrag the beginning of the pool until it finds a big enough block (which can then be split again if its too big); Defragging during idle would save this (...) (22 years ago, 12-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: anyone know how to check free space on RCX?
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(...) Thanks for conducting the test... being 200+ miles away from my RCX this was bugging me :). My sources (gcc-2.95.2) have the same #define... but with the following about 120 lines earlier: /* Make int's 32 bits. */ #define TARGET_INT32 (...) (22 years ago, 12-Jul-02, to lugnet.robotics.rcx.legos)
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