Wiring this circuit is much easier than CIRC05:

  1. Connect your GND and 5V rails.
  2. Connect one side of the piezo to GND
  3. Connect the other side of the piezo to the Metro's Digital Pin 9

Breadboard Layout Sheet

This guide was first published on Aug 18, 2017. It was last updated on Jan 17, 2018.

This page (Wiring) was last updated on Jun 26, 2017.

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