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 | | RE: 8450 Mission / Cybermaster expansion
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| (...) The ROM is a list of Hitachi assembler routines that interact directly with the hardware and do some of the dirty work needed for the firmware to load and work. (...) ??? *scratch* *scratch* :-\ This is news to me. I have to see if I can find (...) (25 years ago, 5-Nov-99, to lugnet.robotics)
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firmware
(score: 1.507)
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| | Re: Interests in non-GNU C compiler for RIS?
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| (...) native H8 machine code, and that doesn't require a huge investment in time and disk space to install and configure. As I see it, there are already many development systems out there for free that are this simple to install and use, as long as (...) (25 years ago, 26-Oct-99, to lugnet.robotics.rcx)
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firmware
(score: 1.507)
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| | Re: LegOS 0.2.0a multi-threading problem
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| (...) If ON/OFF is desired while programs run, just drop the if. If ON/OFF isn't to work while programs run, it has to be this: if(nb_tasks<=3) { killall(PRIO_HIGHEST); return 0; // killall doesn't kill self } break; What does standard firmware do? (...) (25 years ago, 27-Oct-99, to lugnet.robotics.rcx.legos)
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firmware
(score: 1.507)
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| | A few questions on NQC vs. VB
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| Hi all. I've been lurking in the shadows reading posts for a couple of weeks and now have a question of my own. I'd like to move beyond the programming capabilities of the RIS software and am trying to decide which way to go. I have VERY little (...) (25 years ago, 26-Oct-99, to lugnet.robotics.rcx)
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firmware
(score: 1.507)
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| | controlling RCX from PC?!
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| all, i have a little program that controls the RCX from the PC. i know other people here have done that, so... my major problem is that signal round trip time is very high - it takes about 200 - 250 ms to send ONE command to the RCX (waiting for the (...) (25 years ago, 26-Oct-99, to lugnet.robotics)
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firmware
(score: 1.507)
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| | Re: idea for firmware development
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| IMO, pbForth is one of the most ready platform to implement such an emulation on top of it. Implementation could be easy, compact and quite extensible. But, do we really need yet another LEGO firmware? ;) Sergey (...) (25 years ago, 18-Nov-99, to lugnet.robotics)
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firmware
(score: 1.507)
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| | Re: FW: idea for firmware development
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| (...) would (...) I think I did not express myself well enough. I meant that implementing a standard firmware emulator in pbForth would be interesting if that implementation would give more space for user programs than the standard one. Or if the (...) (25 years ago, 19-Nov-99, to lugnet.robotics)
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firmware
(score: 1.507)
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| | Re: JVM and spirit.ocx
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| (...) Hi, I am currently working on a Java API for the RCX based on LEGO's firmware. It is basically a model of the RCX with LEGO's firmware, that is, the instruction set described by Kekoa Proudfoot in his RCX Internals. The basics (instruction (...) (25 years ago, 9-Nov-99, to lugnet.robotics.rcx.java)
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firmware
(score: 1.507)
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| | Re: RCX capabilities
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| (...) No real FAQ, at least not at that detail. What you probably want to look at is (URL) which is the best "in one place" compendium of info on the web. (...) The native lego firmware has only 32 variables. This same firmware is used by NQC, so it (...) (25 years ago, 13-Nov-99, to lugnet.robotics)
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firmware
(score: 1.506)
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| | Re: sending files to pbForth - results
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| Hi Vlad, (...) These commands are low-level calls to ROM firmware. If you want to simulate original firmware' behaviour you mast do a little coding. May be you will be interested to see my small example at the end of this post. This is the part of (...) (25 years ago, 19-Nov-99, to lugnet.robotics.rcx.pbforth)
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firmware
(score: 1.506)
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| | Re: idea for firmware development
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| (...) Well, it’s difficult to guess the size right now. But I'm almost sure that size of the extension itself (without kernel code) will be smaller. ;) Depending on application, size of Forth code comparable with size of assembler code. The whole (...) (25 years ago, 18-Nov-99, to lugnet.robotics)
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firmware
(score: 1.506)
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firmware
(score: 1.506)
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firmware
(score: 1.506)
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| | Re: idea for firmware development
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| (...) I'd be interested in seeing whether the Lego Group readers would go for this idea.... This OpenRCX idea (you wanna give it a name, how's that one) could go in one of two directions: either it tracks Lego development, or it forks off something (...) (25 years ago, 19-Nov-99, to lugnet.robotics)
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firmware
(score: 1.506)
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| | Re: idea for firmware development
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| (...) Well, I think it would be an interesting exercise in programming... The only advantage I can see right now is if the pbForth implementation would be smaller, and thus one would have more space for the applications... but there may be others (...) (25 years ago, 18-Nov-99, to lugnet.robotics)
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firmware
(score: 1.506)
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| | Re: idea for firmware development
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| (...) :-) I just finished an answer to Ralph on another thread, and it was the same idea that crossed my mind - if the bytecode could be extended, while remaining backward compatible, so that it allows for more variables and maybe a stack, then it (...) (25 years ago, 19-Nov-99, to lugnet.robotics)
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firmware
(score: 1.506)
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| | Re: idea for firmware development
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| (...) Yeah, don't you just LOVE this kind of problems? :-) And to top it all, one works like a dog and when everything is ready, RCX 2.0 comes and it blows away at least 75% of the work! /Vlad (25 years ago, 19-Nov-99, to lugnet.robotics)
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firmware
(score: 1.506)
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| | Re: 8450 Mission / Cybermaster expansion
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| Ralph Hempel skrev i meddelandet <000001bf27a7$d21b76...pro150>... (...) I think this will be very difficult/impossible, as the CM does not download the firmware - it's there all the time, in ROM, so you never download *machine code* to it, only (...) (25 years ago, 5-Nov-99, to lugnet.robotics)
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firmware
(score: 1.506)
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| | Re: New info and SDK for the Scout!
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| Although the Scout is supposed to offer more feaures than the RCX, it seems to me that the RCX is still a better deal. Scout memory available for programs: 400 bytes RCX: 6100 bytes. Scout variables: 8 locals for each of 6 possible tasks and 10 (...) (25 years ago, 6-Nov-99, to lugnet.robotics)
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firmware
(score: 1.506)
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| | problem downloading srec file to RCX
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| Bad things happen when I try to use the firmware download tool from the NQC environment to download an SREC file produced by either Web cross compilor. After a long wait, during which the bar graph that tracks loading progress lengthens, I get (...) (25 years ago, 26-Nov-99, to lugnet.robotics.rcx.legos)
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firmware
(score: 1.505)
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