Arduino - Button Example With the KY-004 -DOORBELL

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Introduction: Arduino - Button Example With the KY-004 -DOORBELL

Hello world! Today i made a example for the KY-004 Button module.

Lets say its a very annoying doorbell. :) But it works. You can set different tones.

Follow the next step for schematic code & parts list.

Step 1: Schematic Code & Parts List.

Parts list.

  1. Arduino uno.
  2. KY-004 Button module.
  3. Buzzer.
  4. Set of jumper wires MM/FF/MF.

Good luck!

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