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I am having troubles getting my ir sensor to work I did everything that is said in the technical reference and when I try to retrieve the data all I get is 255 the first time and 0 all the other times. I tried to deactivate it then activate it and (...) (27 years ago, 2-Mar-98, to lugnet.robotics.handyboard)
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| | Re: SPI?
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Thanks for all the info guys :) Clancy (27 years ago, 1-Mar-98, to lugnet.robotics.handyboard)
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| | SPI?
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What is the SPI part of the handyboard an what dos SPI stand for. pardon my ignorance (27 years ago, 28-Feb-98, to lugnet.robotics.handyboard)
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| | Re: V2X Compass
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John, My v2x has these numbers on the cpu 6448 PN11096 V2XC JJJ I have a handyboard , a v2x compass and small robot platform with left and right steering motors. Everything works, I can run the motors,load compass.icb and compass.c and the lcd will (...) (27 years ago, 28-Feb-98, to lugnet.robotics.handyboard)
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| | RE: downloaded
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(...) President (URL) (27 years ago, 28-Feb-98, to lugnet.robotics.handyboard)
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| | RE: V2X Compass
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I didn't actually buy the clock, the company that I work for was scrapping a load of stuff from one of it's buildings and these clocks were some of it. The company said if we gave 2 pounds to charity we could have a clock. They have been very (...) (27 years ago, 27-Feb-98, to lugnet.robotics.handyboard)
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| | Help for problems with Polaroid 6500 sonar board
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Hi all if anyone has problems using the 6500 series for distances below 35cm by using the binh signal I have a possible solution to the problem. We also expierienced problems using the sensors for distances between 15cm and 40cm. We finally found (...) (27 years ago, 27-Feb-98, to lugnet.robotics.handyboard)
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| | Re: Sonar questions (technical ones!)
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(...) Yes! I have been working from your sonar page, but as a sanity check I checked the Polaroid sheet again. Whoops! At least we were both tripped up by it. I'm used to seeing the "speed of sound" (ft/ms) quoted, not the "slowness of sound" (...) (27 years ago, 26-Feb-98, to lugnet.robotics.handyboard)
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| | Re: Sonar questions (technical ones!)
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Good questions!! (...) The polaroid number/widely quoted number is 0.9 MILLISECONDS PER FOOT -- or 1.11 ft/ms. hence the conversion matches! I think also I have this wrong on my HB sonar page! This confused me for a while too. (...) Yes, this is (...) (27 years ago, 26-Feb-98, to lugnet.robotics.handyboard)
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| | Re: Sonar for cheap
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... still a good book though- I recommend it highly :) (27 years ago, 26-Feb-98, to lugnet.robotics.handyboard)
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