Things used in this project

Hardware components:
Pi 3 02
Raspberry Pi 3 Model B
Have a full setup with Keyboard, Mouse and HDMI monitor.
Beagleboardblack BeagleBone Black
09590 01
LED (generic)
Resistor 470 Ohm
Servo (generic)
Typical servo motor
10722 01
Speaker: 0.25W, 8 ohms
Any speaker to connect to Raspberry Pi's audio output. (Alternative to HDMI sound)
USB microphone
Microphone of a headset on Raspberry Pi's 3.5mm audio jack will *not* work. So a separate USB microphone is must.
Software apps and online services:
Dp image kit 02
Amazon Alexa Alexa Skills Kit
Data stream network%402x
PubNub Publish/Subscribe API
Cloud service provider for web app/service and lot more


BeagleBone Black wiring
Schematic for connecting demo LEDs and a servo motor to BeagleBone Black
Bbb sch bb dqgyqzl6iv


Skill adapter code running as web service
This repository contains code to run as a Heroku web app running skill adapter code for the Alexa skill.
PubNub listener and GPIO controller
This Node.js code runs on BeagleBone Black to control its GPIO (on/off and PWM) based on messages received on PubNub channel.


Gopal Amlekar

Electronics engineer with over 20 years experience in embedded systems product development, firmware, software, electronics.. Love to hack..



Did you replicate this project? Share it!

I made one

Love this project? Think it could be improved? Tell us what you think!

Give feedback


Similar projects you might like

Headless Voice Activated Google Assistant on Raspberry Pi
  • 997
  • 9

Full instructions

Turn your Raspberry Pi into a Google Assistant.

Amazon Echo – Control IoT devices via HTTP
  • 263
  • 11

Full instructions

I am going to show how to use Amazon Echo to control IoT devices via HTTP protocol. Turning on/off a light bulb is an example.

Amazon Echo – Read Temperature and Humidity from Sensor
  • 323
  • 12

Full instructions

I am going to show how to use Amazon Echo to read temperature and humidity from sensor.

Pulse Train HAT for Raspberry Pi Mecanum Bot Example
  • 1,413
  • 19

Full instructions

With this example, we show how to use the PTHAT and wireless Xbox controller to control a Mecanum Bot.

DIY Vintage Spotify Radio Using A Raspberry Pi
  • 3,020
  • 17

Full instructions

Make your own vintage radio that streams Spotify, Google Play Music, SoundCloud and your own local music!

Smart Garden
  • 2,462
  • 19

Smart Garden is a plant environmental monitoring system.

ProjectsCommunitiesTopicsContestsLiveAppsBetaFree StoreBlogAdd projectSign up / Login