 | | size limit on the programs for the RCX
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is there a size limit for our program? Like it cannot exceed a certain amount... by that i mean, if i have say several programs, is there a limit on how much each could size so that i can fit them all on the RCX at once and be able to run? because (...) (21 years ago, 22-Oct-03, to lugnet.robotics.rcx.legos, FTX)
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| | Re: Strange error message I have recieved
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(...) Thanks a lot, it worked. I knew it had something to do with the memory. Mike (21 years ago, 20-Oct-03, to lugnet.robotics.rcx.legos)
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| | LNP and USB over linux
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Hi, I recently finished my thesis project: "Constraint Programming over LEGOS MindStorm" working with LNP, Serial tower(the only one i found sopport) and a rcx 2.0. I would like to know if somebody knows about LNP SUPPORTING USB. I already have the (...) (21 years ago, 20-Oct-03, to lugnet.robotics.rcx.legos)
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| | Re: Strange error message I have recieved
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(...) Check out this message, it might address your problem: (URL) (21 years ago, 20-Oct-03, to lugnet.robotics.rcx.legos)
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| | Strange error message I have recieved
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I am in the process of completing my senior project where I will add 3 additional allocation algorithms to the Memory Mangament facility in BrickOS. I should the Next Fit algorithm done but when I add a certain part of code I get the following error (...) (21 years ago, 19-Oct-03, to lugnet.robotics.rcx.legos)
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| | Re: Logo
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It sounds like GTK :) Can you color it ? nanobapt (...) (21 years ago, 17-Oct-03, to lugnet.robotics.rcx.legos)
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| | Re: Logo
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(...) Well, I liked the more horizontal feel of that one, and it's lost when you use a more vertical (bold) font. This one has more of a block focus: (URL) (21 years ago, 17-Oct-03, to lugnet.robotics.rcx.legos, FTX)
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| | Re: Logo
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I like the "OS". What do you think about doing "brick" in more block-like font. Something like bold (or black), outlined, Helvitica? (...) (21 years ago, 16-Oct-03, to lugnet.robotics.rcx.legos)
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| | Logo
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I noticed there still isn't an official logo on the SourceForge page, so I thought I'd make a contribution: (avaiable in PSP/vector) (URL) (21 years ago, 16-Oct-03, to lugnet.robotics.rcx.legos, FTX)
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| | Re: disable LNP
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(...) I actually had already tried this, but couldn't get it to work. Turns out I was having a problem with generating the linker file (genlds). Once I resolved that, it works GREAT! As you may expect, the processor intensive program I've written, (...) (21 years ago, 13-Oct-03, to lugnet.robotics.rcx.legos)
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| | RE: disable LNP
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(...) Doesn't the H8/300 have a mode where you can scan up to 4 channels at once? Ralph (21 years ago, 12-Oct-03, to lugnet.robotics.rcx.legos)
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| | Re: disable LNP
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(...) Mark is correct: I made the following two changes which will cause the sensors to be polled at 1KHz: in systime.c; added "bset #0x5,@_AD_CSR:8"; extern void clock_handler(void); ... sys_nohigh: mov.w #0x5a06,r6 ; reset wd timer to 6 mov.w (...) (21 years ago, 12-Oct-03, to lugnet.robotics.rcx.legos)
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| | Re: disable LNP
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(...) Sorry, nothing has made it to an official release. I think Joseph Woolley has some code where he reduced the sample rate to 1KHz (I think). You might try contacting him about it. Mark (21 years ago, 11-Oct-03, to lugnet.robotics.rcx.legos)
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| | Re: disable LNP
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(...) Have the changes from the above thread been implemented in a release of BrickOS, yet? (reduced sensor sample rate) I need to D/L a new release, but I don't want to rush, because I know I'll have to make changes to some of my existing code. (...) (21 years ago, 10-Oct-03, to lugnet.robotics.rcx.legos)
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| | Re: disable LNP
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(...) Steve, If no IR traffic (of any kind) is occurring, then there is very little overhead associated with LNP being active. In any event, this trivial amount of overhead (in systime.c) can't be disabled. What you really need to be concerned about (...) (21 years ago, 10-Oct-03, to lugnet.robotics.rcx.legos)
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| | Re: Linked Lists in BrickOS
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(...) Michael, This will save you a few keystrokes: pNext = 0; :-) Mark (21 years ago, 10-Oct-03, to lugnet.robotics.rcx.legos)
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| | Re: Linked Lists in BrickOS
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(...) Actually, it turned out that there was some leftover obj or mak files that were messing up the compiler. I purged the directory, and all was well. Thanks for the tip on tabbing. Just wanted to confirm that a BrickOS pointer is only 2 bytes... (...) (21 years ago, 10-Oct-03, to lugnet.robotics.rcx.legos)
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| | disable LNP
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I need to write a program that can send and receive messages, but there are times when the program is running, that I don't want to waste processor time watching for messages. Is it possible to switch LNP on and off, while a program is running? I (...) (21 years ago, 9-Oct-03, to lugnet.robotics.rcx.legos)
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| | Re: Linked Lists in BrickOS
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(...) If you install cygwin and the cross compilers using my pre-packaged installer ((URL) and my pre-packaged and pre-built brickOS/leJOS installer ((URL) then you should be able to write your brickOS programs using GNU Pascal. (see below) (...) I (...) (21 years ago, 9-Oct-03, to lugnet.robotics.rcx.legos)
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| | Re: Linked Lists in BrickOS
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(...) Yeah, this was the problem. It hadn't occurred to me that BricxCC wasn't saving the file before making. Whoops. (...) Yes, tremendously (...) It looks like this was the problem line. I didn't know the syntax for a pointer to nothing. (in (...) (21 years ago, 9-Oct-03, to lugnet.robotics.rcx.legos)
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