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(...) Interesting project. Will your car have a pneumatic engine? Pneumatic steering? The large pump can run the engine with no externally controlled switches. Steering on the other hand would require control of two switches. Both pistons expanded (...) (20 years ago, 8-Jun-04, to lugnet.robotics.rcx.legos, lugnet.technic)
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| | RE: lego pneumatic
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Hi Kevin, Thank you very much for the info. I'll purchase the book and visits those sites for info. I am trying to build a pnematic car capable of turning by reacting to light and touch. My current problem is to automate the valve switch by (...) (20 years ago, 6-Jun-04, to lugnet.robotics.rcx.legos, lugnet.technic)
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| | Re: lego pneumatic
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(...) Hi Liz, One of the books I co-authored in has a Mindstorms based adding machine that performs arithmetic using pneumatics. Since the printing of that book, pneumatics design has advanced quite a ways. I build a lot pneuatic things, and would (...) (20 years ago, 5-Jun-04, to lugnet.robotics.rcx.robolab, lugnet.robotics.rcx.legos, lugnet.technic)
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| | lego pneumatic
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Suggestion on a good book which focus on more penumatic construction with LEGO? -- thanks, Elizabeth Mabrey (20 years ago, 5-Jun-04, to lugnet.robotics.rcx.robolab, lugnet.robotics.rcx.legos)
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| | Re: brickos with suse 9.1
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Hi, I tried to install brickOS-0.2.6.10.6 in SuSE 9.0 machine and faced the same problem. You can install an older version of brickOS (like brickOS-0.2.6.10) and it works fine with SuSE 9.0. Mohammed (...) (20 years ago, 3-Jun-04, to lugnet.robotics.rcx.legos)
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| | Re: lego fiber optics light unit
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For the "Fiber Optics Element" only, try: (URL) fiber optic related items, try: (URL) are a lot of elements for sale, as well as cables, and even some sets with the FOS. (...) (20 years ago, 28-May-04, to lugnet.robotics.rcx.legos)
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| | lego fiber optics light unit
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Hi, By any chance that anyone knows where I may be able to find the fiber optics light units? -- thanks in advance E (20 years ago, 28-May-04, to lugnet.robotics.rcx.legos)
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| | brickos with suse 9.1
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I'm tying to get brickOS started on a Suse 9 System, Did anybody install brickOS and the gcc-hitachi on Suse 9 System? After I download the brick.srec to the RCX it crashes. thx KHL (20 years ago, 27-May-04, to lugnet.robotics.rcx.legos)
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| | Re: table brickos light to percent
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In my opinion, the best way to approach this is the following: When the program starts, begin a Calibration, by first activating the light sensor, then reading the value. You can either wait a specific amount of time or have the user press a button (...) (20 years ago, 27-May-04, to lugnet.robotics.rcx.legos)
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| | Re: table brickos light to percent
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(...) Hi Thomas, Here's the formula used in the dsensor.h include file: #define ds_scale(x) ((unsigned int)(x)>>6) //!< mask off bottom 6 bits #define LIGHT(a) (147 - ds_scale(a)/7) //!< map light sensor to 0..LIGHT_MAX This maps the raw sensor (...) (20 years ago, 27-May-04, to lugnet.robotics.rcx.legos)
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