• David Cook


You’re in the midst of prototyping a line-following robot on a solderless breadboard. At this point, the breadboard has a power supply (9 V battery), a power switch, a power indicator (LED circuit), and two pairs of brightness sensors. It’s time to add some brains.


Test Point Battery Voltage Versus Lead Versus Battery Negative Terminal 
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Copyright information

© David Cook 2015

Authors and Affiliations

  • David Cook
    • 1
  1. 1.ILUS

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