 | | Re: Robot navigation - barcode stations?
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(...) Actually, if you are trying this, be aware that LEDs are typically mounted on a panel that faces the user (more or less) and as such the rounded housing of most LEDs acts as a lens which projects most of the light out toward the user rather (...) (25 years ago, 11-Mar-01, to lugnet.robotics.rcx)
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| | Robot navigation - barcode stations?
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Hi, Some time ago, on this or another robotics list, someone was talking about navigation and location sensing techniques for RCX based robots. After some thinking, reading through the literature and messing with some homebrew sensors I have one (...) (25 years ago, 10-Mar-01, to lugnet.robotics.rcx)
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| | Building instructions for the 3D Simulator robot ?
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Hi, Did someone tried to create the building instructions for the 3D Simulator robot located on the official mindstorms site ? I had a reply from lego witch said to me "if they arent on the web site, we don't have them". Christophe (25 years ago, 8-Mar-01, to lugnet.robotics.rcx)
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| | Re: Help me - Vision command with windows millenium. & another question
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I have a Dell Pentium III 833 and my copy of Vision Command works fine on Windows ME. But my question about VC is whether one is limited to making 1 minute videos with it. My son and I were making some videos today and the software cut us off at (...) (25 years ago, 6-Mar-01, to lugnet.robotics.vc, lugnet.robotics.rcx)
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| | Re: Help me - Vision command with windows millenium.
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Are you saying that it does not work with Millenium? When I wrote a review for VC for Robot Science and Technology magazine, LEGO said they expected it would work with ME. I haven't heard anybody say otherwise. "Damien Duquennoy" (...) (25 years ago, 5-Mar-01, to lugnet.robotics.vc, lugnet.robotics.rcx)
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| | Help me - Vision command with windows millenium.
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Hello, A swiss guy mail me to ask for help, but he doesn't speak in english... He wants to use Vision command with Windows Millenium. Does someone try to do so, is there some solution ? Thanks in advance for your help. Damien -- Damien et Nathalie (...) (25 years ago, 5-Mar-01, to lugnet.robotics.vc, lugnet.robotics.rcx)
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| | RCX firmware equivalent ?
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I am new to the group so apolgies if this is old material. Has anyone posted a schematic of the PCX on the web ? If so where ? I like the MIT brick concept, but would like to be able to use a open system approach to hardware and software. It appears (...) (25 years ago, 5-Mar-01, to lugnet.robotics.rcx)
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| | Re: Hybrid-pneumatic quadruped
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Very nicely done. I especially like the use of the differential as a control mechanism with the pump and the valve. -Xanthra47 "JP Brown" <envcons@ameritech.net> wrote in message news:G9nq4K.IuE@lugnet.com... (...) site. (...) is (...) (URL) (...) (25 years ago, 4-Mar-01, to lugnet.robotics.rcx)
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| | Re: Bug in RCX 2.0 beta (Was: RIS 2.0 software now in beta)
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Dear all, I have managed to pin down the problem a bit further. Please look at the following program: program foo { const c10 = 10 main { forever {} } task test { local v2f local v2e local v2d v2f = 1 v2e = 2 v2d = v2e * c10 } } If you download this (...) (25 years ago, 4-Mar-01, to lugnet.robotics.rcx, lugnet.robotics)
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| | Bug in RCX 2.0 beta (Was: RIS 2.0 software now in beta)
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Dear all, I'm experiencing a strange phenomenon in my MindScript program which I believe to be a bug, where within a task the assignment of a multiplication of a local variable (containing value 0) and a constant (set to 10) to a second local (...) (25 years ago, 4-Mar-01, to lugnet.robotics.rcx, lugnet.robotics)
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| | Hybrid-pneumatic quadruped
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I recently put a hybrid-pneumatic quadruped (Quad_I) up on the Mindstorms site. It might be of interest to the readers of lugnet.robotics.rcx. The URL is (URL) (all one line, if the lugnet server breaks it up). Or you can, of course, go to (URL) and (...) (25 years ago, 4-Mar-01, to lugnet.robotics.rcx)
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| | Re: To all sensor developers, why use voltage drive ?
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Stef Mientki <s.mientki@ids.kun.nl> wrote in message news:3AA0BF7B.46088E....kun.nl... (...) AD-converter is measuring voltage, but we're not dealing with the AD-converter alone, but with a combination of the AD-converter, the pull up resistor, the (...) (25 years ago, 3-Mar-01, to lugnet.robotics.rcx)
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| | Re: To all sensor developers, why use voltage drive ?
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hi Michael, thanks for you reaction. (...) So here I disagree with you , you are correct if you'r saying the inside AD-converter is measuring voltage, but we're not dealing with the AD-converter alone, but with a combination of the AD-converter, the (...) (25 years ago, 3-Mar-01, to lugnet.robotics.rcx)
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| | Re: To all sensor developers, why use voltage drive ?
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Stef Mientki <s.mientki@ids.kun.nl> wrote in message news:3AA01C30.6FFBA7....kun.nl... (...) sensor-cirquit, while the RCX sense input is in fact a current sensing input ? What the RCX measures is voltage. It has a 10k pull up to 5V, but it (...) (25 years ago, 3-Mar-01, to lugnet.robotics.rcx)
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| | Re: To all sensor developers, why use voltage drive ?
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no, but you can consider it as a "blackbox" and measure it's behaviour by Ohm's law. (...) Stef Mientki (25 years ago, 3-Mar-01, to lugnet.robotics.rcx)
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| | Re: To all sensor developers, why use voltage drive ?
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(...) Do you actually have a schematic of the RCX? Matthias Jetleb VA3-MWJ (25 years ago, 2-Mar-01, to lugnet.robotics.rcx)
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| | To all sensor developers, why use voltage drive ?
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Hi, Why is everyone using a voltage driven cirquit when devolping a RCX sensor-cirquit, while the RCX sense input is in fact a current sensing input ? Ok, I admit, until short I also copied the schematic everyone is using. But I now think the (...) (25 years ago, 2-Mar-01, to lugnet.robotics.rcx)
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| | Re: 3 Sharps at one Input
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Stef Mientki <s.mientki@ids.kun.nl> wrote in message news:3A9F8C46.1B4C03....kun.nl... (...) purposes", based on (...) by which you can (...) reading some RCX (...) design and test (...) I'll plan to improve (...) values) You can just hook pots and (...) (25 years ago, 2-Mar-01, to lugnet.robotics.rcx)
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| | Re: 3 Sharps at one Input
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Hi Rainer, Very nice job ! You inspired me to build a kind of "general remote control box for test purposes", based on the time-multiplexed switch encoder. The (rough and wild) idea is to make a box with 3 potmeters, 4 switches, by which you can (...) (25 years ago, 2-Mar-01, to lugnet.robotics.rcx)
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| | 3 Sharps at one Input
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Hi All, if interested, you can have a look at my project at (2 URLs) if you want to chose between german or english) Rainer (25 years ago, 28-Feb-01, to lugnet.robotics.rcx)
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