 | | 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) (...) (23 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 (...) (23 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 (23 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 (...) (23 years ago, 10-Feb-01, to lugnet.robotics.handyboard)
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| | Re: downloading pcode
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Hi -- it might be driver issues on the Windows site. Please go through the debug instructs at (URL) let us know where you stand after the HyperTerminal test. Fred In your message you said: (...) (23 years ago, 8-Feb-01, to lugnet.robotics.handyboard)
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| | downloading pcode
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Hi everyone, Need some help downloading pcode. Have a row of black squares right now and have tried several different computers with the same 'wrong port or board mode.' I'm sure its in the bootstrap mode and also have replaced the MAX232 chip on (...) (23 years ago, 8-Feb-01, to lugnet.robotics.handyboard)
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| | Re: Short Circute Problem -- EMERGENCY
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Hi, guys i realy in trouble now. i thought my memory fried out and replaced it with new chip and quad nands(hc132). but still no luck. i ordered processor from B.G.Micro and waiting for that shipment. do you guys have any idea what's the problem (...) (23 years ago, 7-Feb-01, to lugnet.robotics.handyboard)
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| | Equivalent/Compatible sensor to Sharp IS1U60
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Hi All, I was wondering if there was a another sensor compatible with the handy board that i could use in place of the Sharp IS1U60 IR demodulator, that is more readily avalable (ie in Radio Shack etc), to recieve signals from a Sony remote control (...) (23 years ago, 7-Feb-01, to lugnet.robotics.handyboard)
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| | where is ldxibase.asm
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Hi, I am doing some assembly programming for the Handyboard and I can't seem to locate the file ldxibase.asm used in many of the .asm examples I have seen posted on the Handyboard site. Any idea where I can get it? Or tips on creating it. Also, I (...) (23 years ago, 6-Feb-01, to lugnet.robotics.handyboard)
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| | Re: IC problem
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Fred and Jim, Thank you for your quick responses. I can now see that I was trying to make a relatively simple piece of code very complicated. I rewrote the program using Fred's suggestions and wound up with the following simple, efficient program (...) (23 years ago, 5-Feb-01, to lugnet.robotics.handyboard)
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