 | | Re: RCX onboard timer and motor pulsing
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(...) I was just experimenting with this a few days ago. An RCX using PWM does a far better job of driving the LEGO train motors than the simple variable voltage from the LEGO train control. You can make a train creep around just above stall speed (...) (25 years ago, 6-Jan-00, to lugnet.robotics.rcx, lugnet.trains)
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| | Re: NQC wishlist
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(...) That would still be handy. Just the other night I was readying some NQC for distribution and I had: #define FOO_SENSOR SENSOR_2 and what I wanted to do was (beyond the user configurable part): #define DISPLAY_FOO DISPLAY_ ## FOO_SENSOR so I (...) (25 years ago, 6-Jan-00, to lugnet.robotics.rcx.nqc)
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| | Re: NQC wishlist
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Dave, So far, I've lived without ##, and I'm quite sure I can live without 4) and 5). And can't 3) be replaced in many cases by arithmetic? In my brief stint programming "lego assembler" for the Scout, (Assembler! I'm embarrassed to admit how far (...) (25 years ago, 6-Jan-00, to lugnet.robotics.rcx.nqc)
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| | Re: NQC wishlist
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(...) I took a good look at the preprocessor code, and it shouldn't be too hard to implement ## aside from the problem of recovering original token text. Adding support for remembering the original token text is easy to do if you're willing to be a (...) (25 years ago, 6-Jan-00, to lugnet.robotics.rcx.nqc)
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| | Re: Problems with RCX Robolab and PowerMacs 6400/200 and 5500/225
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Sigh.... ... . How the $%^&* will we ever get smart, interested, technical professionals to really make a difference in the schools when they run into this. THis. This...! Sigh... I am using RIS1.0 on 6 old 486 machines with WIN95. The school was (...) (25 years ago, 6-Jan-00, to lugnet.robotics, lugnet.robotics.edu, lugnet.robotics.rcx.robolab, lugnet.edu, lugnet.robotics.rcx)
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| | Re: (no longer Failed) Getting LegOS 0.2.2 working on Windows
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Salve Paolo, Yahoooo! It finally works. After applying the the patch file you sent me by e-mail, everything seems to work now. Thank you all for your great help. Ciao, Carsten (25 years ago, 6-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: NQC wishlist
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(...) If I were to implement it, I probably wouldn't add a second pass. The real obstacle at present is that the literal text for a token cannot always be recovered after it leaves the lexer. For example, '01' and '1' both leave the lexer as an (...) (25 years ago, 6-Jan-00, to lugnet.robotics.rcx.nqc)
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| | Re: (Failed) Getting LegOS 0.2.2 working on Windows
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(...) error (...) I think that it's the usual "\n" problem of *nix. (...) helloworld.lx (...) I will send the file in attach directly to your E-Mail address to check that all patches are in the right place. (...) I've just tried and it works... I (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.legos)
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| | a problem of legOS-0.2.2 on Windows95
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Hello. I have a problem of makefile. Perfectly I followed this instruction (URL) erased all tabs. But a result is following... BASH.EXE-2.02$ make --unix makefile:9: *** missing separator. Stop. Only this message is displayed. and line9 of (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: Speed of RCX interpreting bytecodes: slow
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(...) I'm pretty sure this is not the case. The interpreter constantly runs the "execute bytecode" function if it is sitting idle. -Kekoa (25 years ago, 5-Jan-00, to lugnet.robotics.rcx)
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| | legOS Praise, and small request :)
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I've just got V0.2.2 working, after at least a year of not having had time to play with it! I just wanted to say WOW :) It's come a long way, and I can't wait to start tinkering with it again! Fantastic work Markus! The small request? I use com2 for (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: What should be in the next version of RcxCC
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1: a default template file, so that standard includes and defines, a main task and other things that tend to be used in all programs can be added automatically from the New command. I realise I could just create one and then Open and Save As, but we (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.nqc)
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| | RcxCC Editor
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First off, big thanks to DB for NQC, and MO for RcxCC. Both top products, and a major relief. Quick question though to Mark: I occasionally get corrupted text characters in the RcxCC editor window. The entire line that the cursor is on suddenly (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.nqc)
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| | Re: NQC wishlist
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This works as a 1-based 16 element array of Boolean variables... // Boolean constants #define TRUE 1 #define FALSE 0 // Boolean storage - bye bye var 0 int bSys = 0; // Boolean array defines #define bool(i) ((bSys & (i^2)/2) == (i^2)/2) #define (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.nqc)
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| | Re: Program dlls
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(...) there are 3 simple dll applications and a Makefile in the demo directory, which show how to compile a dll application. cheers, Martin (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.legos)
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| | Re: NQC wishlist
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(...) I believe the simplest way to do it would be to have an extra preprocessing pass... it will slow down compilation a little, it's true, but maybe not that much as to matter (compilation is anyway so much faster than the downloading anyway) then (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.nqc)
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| | Re: Speed of RCX interpreting bytecodes: slow
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(...) Hmm. If so, an interesting option for a theoretical replacement-but- compatible firmware to have would be the ability to do things as fast as possible. (Of course, it'd have to be an option, since it's possible that some badly-designed code (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx)
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| | Re: Speed of RCX interpreting bytecodes: slow
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Its been a long time since I looked at the firmware in detail, but is it possible that the bytecode interpreter is driven from one of the timer chains? If this was the case, it wouldn't matter if the CPU could execute the bytecode in 200 cycles...it (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx)
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| | Re: NQC wishlist
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(...) No, this sort of thing isn't covered in my book. There are several ways to send commands to the RCX. The first is the official SDK from TLG (spirit.ocx) which runs under Windows. The SDK contains a reasonable amount of documentation on the (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | Re: (Failed) Getting LegOS 0.2.2 working on Windows
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G'day, (...) When trying to apply the patch I get 3 rejects and a bad formated patch file error message. So I applied the patches by hand. Using your patches, I can compile everything without warning (good on yer!!!) and download legOS.srec as well (...) (25 years ago, 5-Jan-00, to lugnet.robotics.rcx.legos)
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