 | | Processor load
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1) Is there a way to print the actual processor load onto the screen ? or another way to see for example how much load a program causes ? 2) Does anyone know what resistors i need to produce a voltage divider to measure the voltage of the battery (...) (28 years ago, 17-Jan-99, to lugnet.robotics.handyboard)
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| | digital and analog port on HD
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Hi, I want to use the digital port as an analog port input. How should I convert the digital port to analog in using programming way ? I do not quite understand the explanation on the technical manual handout. if possible, how to convert the analog (...) (28 years ago, 17-Jan-99, to lugnet.robotics.handyboard)
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| | Polaroid 6500 Ranging System
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I recently purchased a 6500 ranging system and have connected it to the HandyBoard (HB) 1.2 Expansion Board. I am using IC ver 3.1 from Newton Research Labs and loaded the sonar.c code module provided through the MIT website. The HB passed all (...) (28 years ago, 16-Jan-99, to lugnet.robotics.handyboard)
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| | Re: help again
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check that the RxD line on the hc11 is properly pulled up to +5v through R15. also, make sure you are *HOLDING DOWN* the STOP button until the BATT light goes off. this wasn't clear from your msg. finally, try getting the HB into boot mode with the (...) (28 years ago, 16-Jan-99, to lugnet.robotics.handyboard)
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| | Grounding robots
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(...) By ground, I just meant the HB ground. The important thing is just that everything in an electronic system share the same ground; voltages are relative, and the ground is just the shared reference point--the point arbitrarily defined to be (...) (28 years ago, 16-Jan-99, to lugnet.robotics.handyboard)
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