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 Robotics / Handy Board / 7031
    Using the Lego Rotation Sensor with the Handyboard —Thomas G. Murphy
   Hi, Has anyone had a luck wiring up the Lego Mindstorms rotation sensor (#9756) to the Handyboard's analog inputs? Any help would be greatly appreciated Thanks Tom Murphy (25 years ago, 3-Nov-99, to lugnet.robotics.handyboard)
   
        Re: Using the Lego Rotation Sensor with the Handyboard —Fred G. Martin
   the lego 9v active sensors (i.e., rotation and light) require a pulsed 9v drive & appropriate drivers. the circuit and drivers are part of the HB Expansion Board. you could potentially adapt both to work w/o the exp bd. it's a 2 transistor ckt with (...) (25 years ago, 3-Nov-99, to lugnet.robotics.handyboard)
 

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