 | | Re: Download problem
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(...) you don't want to send source, you can always compile it and send the binary... nqc -Ofoo.rcx foo.nqc Another alternative would be to download it in verbose mode and send me the log... nqc -v -d foo.nqc >log My email is dbaum@enteract.com Dave (...) (25 years ago, 2-Oct-99, to lugnet.robotics.rcx.nqc)
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| | Re: NQC 2.0 and some math questions
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(...) I'm going from memory here, so I may miss a detail... int lock; #define TASK_BIT(task_num) (1 << task_num) void acquire_lock(int task_num) { while(1) { // wait for lock to be clear while(lock); // try to own it lock |= TASK_BIT(task_num); // (...) (25 years ago, 2-Oct-99, to lugnet.robotics.rcx.nqc)
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| | Re: RCX Controlled Air Compressor Tester
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(...) Well, people, I think we'd better get down to some serious business... (...) Agreed. Building instructions on the way soon as I can see whether improvements are required as as been variously suggested:a. use an angle sensor b. use a pressure (...) (25 years ago, 2-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
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| | Re: RCX Controlled Air Compressor Tester
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(...) Just kidding! Well, you my weakness. How could I possibly pass off the opportuntiy to build and test what might turn out to be the ultimate Lego air compressor? Fact is I've already started on it but there may be some delay coz I'm truly out (...) (25 years ago, 2-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
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| | Re: RCX Controlled Air Compressor Tester
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(...) Well, didn't really expect you would let me off so easily. (...) Oh dear, my site's a mess. Just hope you know what you're doing. (...) A better idea - if I could contort myself to fit into the DHL box .... Cheers -- C S Soh (URL) where air is (...) (25 years ago, 2-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
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| | Re: Download problem
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Hi Mario, I've encountered some weird problems like this too. I think I was able to fix things up by erasing the memory. In RcxCC, use the Tools -> Clear Memory option. Please let us know if that works. Jonathan (...) (25 years ago, 1-Oct-99, to lugnet.robotics.rcx.nqc)
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| | Re: RCX Controlled Air Compressor Tester
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Michael, Another great post! You should be in the "LEGO Hall of Fame" along with Dave Baum and Mark Overmars! Thanks for your many contributions, - Nick - (...) (25 years ago, 1-Oct-99, to lugnet.robotics.rcx)
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| | Re: RCX Controlled Air Compressor Tester
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Larry Pieniazek <lar@voyager.net> wrote in message news:37F4B2C6.5A1298...ger.net... (...) For the development of my pressure sensor I used a digital pressure gauge that you can buy for checking tire pressure. ($8.00 at KMart) It requires removing (...) (25 years ago, 1-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
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| | Re: RCX Controlled Air Compressor Tester
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(...) Works for me. I'll even pay for shipping. :-) Just kidding. I think we need to see instructions for the tester! That way we can all reproduce the results. But, maybe we need to compare several testers to see how much variability there is (...) (25 years ago, 1-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
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| | Download problem
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Hi Dave and everybody, I have a strange problem with an NQC program. It's something Marco Beri and I are preparing for the Mindfest. The program is rather large if compared to the average NQC programs: about 240 lines of code with large inline (...) (25 years ago, 1-Oct-99, to lugnet.robotics.rcx.nqc)
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| | Re: RCX Controlled Air Compressor Tester
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(...) Yea, I bought two of the technic subs just for the tanks. Your fine data does show they help : ) Thanks again for sharing it!! (...) That is an excellent idea. Maybe a group buy thru him could be worked out if he doesnt want to have them as a (...) (25 years ago, 1-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
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| | Re: RCX Controlled Air Compressor Tester
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(...) well, you did ask for a parts list : ). I was trying to be complete and not run you off. Please don't feel obligated to run any tests on this as I understand too well life's time constraints. After I finished up all the picts and description, (...) (25 years ago, 1-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
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| | Re: RCX Controlled Air Compressor Tester
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(...) DON'T go back into hiding! We're all glad you popped up. Excellent site, I know I nominated it for CLSotW and I bet other people did too. Very important work to the community as a whole. Thanks!!!! (...) You could probably oh, I dunno, DHL it (...) (25 years ago, 1-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
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| | Re: NQC 2.0 and some math questions
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(...) There is a way to do it even if you have no test and set, though I can't remember it off the top of my head, and it is slow. Don't see how using bitflags helps? Cheers, Ben. -- (URL) grandfather once told me that there are two kinds of people: (...) (25 years ago, 1-Oct-99, to lugnet.robotics.rcx.nqc)
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| | Re: RCX Controlled Air Compressor Tester
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(...) Yes, it's a real pain to get those little blue air tanks as spares. And I forsee there will be an increase in their demand since my article was posted. Perhaps, here's where Emmanuel of DYA-shopping (where else but in France itself) could come (...) (25 years ago, 1-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
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| | Re: NQC 2.0 and some math questions
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On semaphores... There was a lot of discussion a long time ago on whether NQC should use semaphores to protect temp variables between tasks. There isn't an atomic test-and-set bytecode, so the only way I know of implementing sempaphore would be to (...) (25 years ago, 1-Oct-99, to lugnet.robotics.rcx.nqc)
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| | Re: RCX Controlled Air Compressor Tester
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(...) Gosh, that's a tall order. Y'know, you're going to send me back into hiding for quite a while. And I was just thinking of taking a break after coming out with my new creation. Maybe I should just loan you my testing machine.... -- C S Soh (...) (25 years ago, 1-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
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| | Re: RCX Controlled Air Compressor Tester
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(...) Ahhh I see now... DHL is the one with the flying trucks arent they ? As soon as I personally watch one of them land on my street, I will gladly send him the assembly( without tanks of course) Its hard to replace them since I dont live in (...) (25 years ago, 1-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
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| | Re: RCX Controlled Air Compressor Tester
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(...) Greetings : ) Silly me, made it more complex than it was. Does DHL stand for "Delivers Holy LEGOs" ??... Thanks for the clarification. Anyway here is a link to several pictures of the assembly process. I will try to put together a parts list. (...) (25 years ago, 1-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
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| | Re: RCX Controlled Air Compressor Tester
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(...) Well, sort of. As you can imagine, all my pumps and air tanks are already taken up in my models of Mike's and Ralph's and other compressors in order to carry out the comparative tests. Seriously though, if anyone has pneumatic parts they no (...) (25 years ago, 1-Oct-99, to lugnet.robotics, lugnet.build, lugnet.robotics.rcx)
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