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Traffic Light Conference Badge Circuit Diagram

Traffic Light Conference Badge

by Liz Clark
published May 24, 2022, last updated May 24, 2022
posted in LEDs 3D Printing Wearables CircuitPython STEMMA
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4
Updated
Beginner
Project guide

Circuit Diagram

projects_trafficLightFritzing_bb.png

Button

  • Button output to board pin A0
  • Button ground to board GND

Traffic Light

  • Red wire to board pin A1
  • Yellow wire to board pin A2
  • Green wire to board pin A3
  • Black wire to board 3V

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