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I've been trying to use commapi to have my pc communicate with the HB. It seems to be more or less set up properly as I can send characters to the HB. There's a little oddity there as it seems to send an extra character to the HB. If I have just a (...) (24 years ago, 16-Nov-00, to lugnet.robotics.handyboard)
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| | polaroid sonar again
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I think I have more of a problem with the my ranging module than before. I'm getting 2000 to 3000 ticks regardless of what's in front of the transducer. Earlier, I was getting various values. I did accidently turn the thing on without the tranducer (...) (24 years ago, 12-Nov-00, to lugnet.robotics.handyboard)
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| | Re: polaroid sonar
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(...) In my experiments I have found that in using the Polaroid boards you have to be very careful of ground loops and making sure you give adequate time for the board to reset and that cap on the power line to recharge. I used to get a weird value (...) (24 years ago, 12-Nov-00, to lugnet.robotics.handyboard)
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| | polaroid sonar
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I just hooked up a polaroid sonar module with the suggested capacitor, and it does work for the most part. Unfortunately about every 5th value (using the display_sonar function) is markedly different that the others, half the reading or so. Is this (...) (24 years ago, 12-Nov-00, to lugnet.robotics.handyboard)
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| | An analysis of Rich Drushel's lock_process() errors
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An analysis of lock_process() errors. My lock_process(float sec) library code has some bugs in it. After some digging around in the pcode assembly source, and some test programs in IC, I have determined the cause of the bugs. What to do about them, (...) (24 years ago, 11-Nov-00, to lugnet.robotics.handyboard)
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