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 | | Re: Hardware Problems
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| (...) All I can add is that is what mine does, and it seemed to break when I hooked up a 'normal' 12V battery charger, which is opposite polarity to the HB charger requirements. According to the diodes in the diagram, this shouldn't be a problem, (...) (27 years ago, 16-Apr-97, to lugnet.robotics.handyboard)
| | | | | Re: line following
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| (...) This one's pretty easy. Two IR detector/emitter pairs along the bottom, midline of the robot (say, about 1cm or less off the floor). The algorithm is to keep both detectors over the black tape (i.e. a low reflectance reading); if the right one (...) (27 years ago, 16-Apr-97, to lugnet.robotics.handyboard)
| | | | | Re: line following
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| (...) He have (had?) some robots here at work that were used in the production areas, and they followed a line on the floor. I've not studied them carefully, but I think they work something like this: Two reflective photosensors are aimed at the (...) (27 years ago, 16-Apr-97, to lugnet.robotics.handyboard)
| | | | | Hardware Problems
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| Hello, I'm having trouble getting my Rev 1.2 Handy Board up and running. It did work once and then the following symptoms: I start the mac based down loader, which download the bootstrap code fine. Both charger board and the handy board's serial (...) (27 years ago, 16-Apr-97, to lugnet.robotics.handyboard)
| | | | | store variables in RAM after reset
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| Hi guys, I'm new to the interactive C. Does anyone know how to declare an array of variables which can be changed by the program and stored in the RAM and their values stay the same even after reset? Second, I'm aware of something called the (...) (27 years ago, 15-Apr-97, to lugnet.robotics.handyboard)
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