Darian Johnson
Published © GPL3+

Automated Cat Feeder with Alexa and Amazon Dash

Use Alexa to control your Raspberry Pi Powered Cat Feeder. The cat feeder can also re-order cat food using Amazon DRS.

AdvancedFull instructions providedOver 3 days6,143
Automated Cat Feeder with Alexa and Amazon Dash

Things used in this project

Hardware components

Raspberry Pi 3 Model B
Raspberry Pi 3 Model B
×1
Dry Food Dispenser (I used a refurbished one I found online)
×1
Camera (generic)
×1
Servos (Tower Pro MG996R)
Needs to be a continuous rotation servo
×1
SunFounder Ultrasonic Module Distance Sensor SF-SR02
×1
2 gallon bucket
×1
5 in. x 4 in. DWV Flexible PVC Coupling
×1
2 in. x 2 in. PVC DWV 90-Degree Mechanical Flexible Elbow
×1
Jumper wires (generic)
Jumper wires (generic)
×1
Wooden 2.5 in wide plank
×1

Software apps and online services

Alexa Skills Kit
Amazon Alexa Alexa Skills Kit
AWS IoT
Amazon Web Services AWS IoT
AWS Lambda
Amazon Web Services AWS Lambda
AWS DynamoDB
Amazon Web Services AWS DynamoDB
AWS S3
Amazon Web Services AWS S3
AWS SNS
Amazon Web Services AWS SNS
Amazon Dash Replenishment

Hand tools and fabrication machines

dremel
saw
xacto knife
spray paint

Story

Read more

Schematics

Schematic for Raspberry Pi wiring

Catfeeder bb nc36xbra1f

VUI Diagrams

Slide3 2euxlexroy

Code

Git Repo for Cat Feeder v2

Credits

Darian Johnson

Darian Johnson

7 projects • 90 followers
Technologist. Music lover. Fitness enthusiast. Movie buff. Fan of sci-fi and comic books.

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