I would like to use my LEGO active light sensors with the HB. Has anyone done this without purchasing the commercial expansion board? Can anyone recommend a good way to proceed? Thanks. Jim (23 years ago, 5-Oct-01, to lugnet.robotics.handyboard)
Basically you have to implement the switched 9v transistor / diode circuit on the Exp Bd. Check the schematics for details. Fred (...) (23 years ago, 5-Oct-01, to lugnet.robotics.handyboard)