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NeedleCode

Team NeedleCode:

Published September 1, 2016 © MIT

Alexa Assistant Prototype

A wireless light automation prototype using Alexa's custom skills, Alexa voice service and WiFi modules, controlled by a Raspberry Pi.

AdvancedWork in progress4 hours5,225

Alexa Assistant Prototype

Things used in this project

Hardware components

Raspberry Pi 2 Model B

Raspberry Pi 2 Model B

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1

NodeMCU ESP8266 Breakout Board

NodeMCU ESP8266 Breakout Board

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2

HL-R249

Speaker for raspberry

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1

usb microphone

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1

Power MOSFET N-Channel

Power MOSFET N-Channel

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2

Opto-Isolator

Opto-Isolator

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1

SparkFun Breadboard Power Supply Stick 5V/3.3V

SparkFun Breadboard Power Supply Stick 5V/3.3V

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2

Lamp (100 leds)

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1

small lamp (5v)

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1

Software apps and online services

Alexa Skills Kit

Amazon Alexa Alexa Skills Kit

Alexa Voice Service

Amazon Alexa Alexa Voice Service

Story

We’ve been looking for the last piece of a domotic project that could help people with their daily activities at home for so long... Fortunately Alexa came to the rescue.

Alexa Assistant is a central system which controls devices as lights.

communication diagram

Alexa also interact with users sending responses to the voice requests. We use a custom skill. The steps of the functionality are listed below:

Functionality Steps

Latest update November 18th,2016

Schematics

Code

Credits

NeedleCode

NeedleCode

1 project • 10 followers

We are a mexican team that love technology and innovation. Sharing knowledge keeps us motivated.

Thanks to Sam Machin and John Wheeler.

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