Circuit Diagram

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Wiring Connections

STEMMA Speaker

  • Speaker GND to MatrixPortal M4 GND
  • Speaker Power to MatrixPortal M4 Power
  • Speaker SIG to MatrixPortal M4 A0

IR Breakbeam Sensor

  • Receiver black wire to MatrixPortal M4 GND
  • Receiver red wire to MatrixPortal M4 3V
  • Receiver yellow wire to MatrixPortal M4 A1
  • Transmitter black wire to MatrixPortal M4 GND
  • Transmitter red wire to MatrixPortal M4 3V

Servo

  • Servo black wire to MatrixPortal M4 GND
  • Servo red wire to MatrixPortal M4 5V
  • Servo yellow wire to MatrixPortal M4 A4
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This guide was first published on Nov 16, 2021. It was last updated on 2021-11-16 19:10:21 -0500.

This page (Circuit Diagram) was last updated on Nov 24, 2021.

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