IoT_Solution_with_Alexa

An IoT end-to-end solution with Alexa and Ubidots. Project provides an Alexa skill that connect to IoT gateway by MQTT.

IoT gateway is connected to a raspberry Pi (with senseHat) by CoAP. You can control senseHat LED, get temperature/humidity/pressure sensor readout by talking to any Alexa device that enabled the Alexa skill provided by this project.

High level desgin:

Application UML design:

Usage

• aws-lambda: Alexa skill files and Alexa hosted Lambda function
• gateway: gateway application(Java application)
• devices: device application, tested on Raspberry Pi with senseHat(python application)

Contributions

This is an NEU Connected Device course project. The gateway application used the package provided by Andrew D. King.