 | | Re: downloading pcode
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Brian, I had the same problem with a board I built. It turned out to be the memory was bad. I would check all the solder connections to the memory socket and make sure that it is seated properly. -DAN (...) (24 years ago, 12-Feb-01, to lugnet.robotics.handyboard)
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| | Re: Underwater Sensors
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If you had two wires hanging out, stripped at the ends, you could just check the resistance across them. Water usually has less resistance than air. (not a very cool solution but I think it would work) (...) (24 years ago, 11-Feb-01, to lugnet.robotics.handyboard)
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| | Re: Sonar and the expansion board.
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Nick.. I have exactly the same problem.. I couldn't even get the 'clicking' to start with and the chips on the sonar board got a little warm. I then have fitted the diodes in series with the power to the sonar board (connector pin 9) and added a 1K (...) (24 years ago, 11-Feb-01, to lugnet.robotics.handyboard)
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| | Underwater Sensors
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Anyone know of any sensors that could be used to tell if a robot is underwater or not? I'm working on an amphibious robot and need a way to tell what environment I'm in at any given time. Thanks. James (24 years ago, 10-Feb-01, to lugnet.robotics.handyboard)
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| | Re: downloading pcode
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After the Hyperterminal test I found that the loopback portion of the test failed. I have checked the continuity on each line of the phone cable and it looks good. As mentioned before the MAX232 chip on the Interface board has been replaced. I will (...) (24 years ago, 10-Feb-01, to lugnet.robotics.handyboard)
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