RPi Plug

Introduction

Senario I

The threshold is defined by the user.
If a person is present in the room and the lightning is less than user-defined threshold then some number of lamps are turned on!

Device Identification and Discovery

We use Kaa Endpoint Profile for device identification and discovery.
Devices find by Location Info Schema, in this schema we store infomations
about device room number and room owner.

Steps

main.c contains source code for simple turn on and off of the lamp.
Using KAA notification for turning the light on
1. Created lamp application in the KAA server.
2. Created mandatory notification topic for our lamp.
3. Registered our notification topic in the endpoint groups.

How To …

This guide is useful for learning UNIX C Serial Programming: UNIX Serial C Programming
This guide is useful for connecting your application to KAA server: Your first KAA application
You need this for emulating serial port: Null modem emulator
Checkout screen cheatsheet: Screen cheatsheet
For installing Lamp-RPi on RPi (!):
1. Donwload Raspbian here
2. Install Raspbian on SDcard with unzip -p 2016-03-18-raspbian-jessie.zip | sudo dd of=/dev/mmcblk0 bs=32M

Some points about Kaa 0.8.1

How to change IP address configuration

You can change listening IP address of Kaa Node service with:

sudo sed -i 's/transport_bind_interface=.*/transport_bind_interface={IP ADDRESS}/' /etc/kaa-node/conf/kaa-node.properties
sudo service kaa-node restart

And you can change embedding IP address of Kaa Node service in auto generated SDK with:

sudo sed -i 's/transport_public_interface=.*/transport_public_interface={IP ADDRESS}/' /etc/kaa-node/conf/kaa-node.properties
sudo service kaa-node restart