alexa-rpi-automation

Setup

get dependencies

npm install

Add to the end of the ~/.profile

export PATH=$PATH:/opt/nodejs/bin
export PATH=$PATH:/usr/local/lib/node_modules

Start service

npm start

Prepare

Connect Rpi/Device and Alexa, and get devices discovered by Alexa. Alexa usually scan for 20 seconds to discover devices, and with in that time it able to discover 10-12 devices, in case you want to have more devices you need to rediscover for more devices.

RPi/Device

• Make sure RPi/Device is connected to same local network as Alexa through wifi or ethernet

Services

• Garage: Rpi physical pin 7 (GPIO 04) ------ Relay---- Garage Controller pins
• Light: Rpi physical pin 11 (GPIO 17)--------Relay --- light/Lamp

Alexa

• Alexa need to be connected to local Wifi, make sure its on same network as Rpi Devices are connected to. This would allow Alexa to discover Rpi/Device on same network.

Add devices with Alexa

• Tell Alexa to "Alexa Discover Devices"

Configure to auto-run on boot, also recover in case service fail.

Run these set of commands only first time, this will setup service to auto start on reboot.

npm install -g pm2
cd <to service folder>
pm2 start server.js --name HomeAutomationAlexa
pm2 startup

To check status for the service

pm2 list

To stop service

pm2 stop HomeAutomationAlexa

To manually start again

pm2 start server.js --name HomeAutomationAlexa