This example show you how to connect to your Raspberry Pi 3 using Bluetooth Low Energy.
You can browse the source code for this example at the Evothings GitHub repository
The Node.js application that you will run on the Raspberry Pi 3 can be found here.
This example runs in Evothings Viewer on Android or iOS.
Note that this example will run on a properly configured Raspberry Pi 1 or 2 equipped with a supported Bluetooth Low Energy USB dongle.
Detailed instructions on how to get this example up and running are available in this Hackster.io article.
Follow these steps to get started with this example: