Dog Feeder
The idea is come from https://youtu.be/3rq8B9GR_ew
Make a feeder that use voice to control.
Connect All the Wires
Connect sound sensor and Micro servo on the breadboard with wires
Find a Bottle
Stick Micro servo on the bottle and stick a small lid on the Micro servo.
Cut
Cut a small hole on the bottle so you can put some feed inside the bottle.
Code
https://create.arduino.cc/editor/issaaa/3af56a89-46d0-46fe-865d-db08b755dff5/preview