Things used in this project

Hardware components:
Echo
Amazon Alexa Amazon Echo
Can use either a dot or a full echo. Don't try with the tap as it needs to be "hands-free".
×1
Pi 3 02
Raspberry Pi 3 Model B
Can substitute with the RaPi 1 or 2 - just will need to include the wifi adapter.
×1
Relay (generic)
These will be used to control the DC motors. Check schematic for detailed usage.
×1
DC motor (generic)
Optional - Need a small motor to drive the ball release if building the pitching machine from scratch. Check schematic for detailed usage.
×1
DC motor (generic)
Optional - Needed when building the pitching machine from scratch. Twin motors to physically send the ball. Need to first pick what type of ball will be used to throw as weight will dictate size of the motors. Check schematic for detailed usage.
×2
Motor Shaft Collet
Optional - needed if making pitching machine from scratch.
×2
3" Wheels (Made for toy cars and trucks)
Optional - needed if making pitching machine from scratch.
×2
9.6V Battery 2000mAh
Used to drive motors
×1
Software apps and online services:
Screen%20shot%202015 07 20%20at%206.10.26%20pm
Amazon Web Services AWS Lambda
Screen%20shot%202015 07 20%20at%206.08.13%20pm
Amazon Web Services AWS SQS (Simple Queue Service)
Iam logo
Amazon Web Services AWS IAM
Amazon Web Services - Python SDK
Hand tools and fabrication machines:
09507 01
Soldering iron (generic)
Used for connecting wiring of the relays and motors.
Jigsaw
Used for the robot cutout.
Table Saw
Optional - used in making the pitching machine from scratch.
Drill
Optional - used in making the pitching machine from scratch.

Schematics

Wiring diagram for Robot Roxie
Diagram instructing how to connect the wheels to a battery as well as a relay controlled motor that connects to the Raspberry Pi GPIO pins.
Roxie bb

Code

Credits

Ae3c1c83656a52dbb51f05ebd67a95c4
Terren Peterson

Life-long learner who started off with an Electrical Engineering degree, but have been in software and systems engineering my whole career.

Contact

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