IoT-Gateway-and-Server-Know-How

A collection of know-how and URLs to get started with IoT Gateways and Servers.

A short (4 minutes) and helpful video introduction "What is an IoT Gateway? (SAP EA Explorer - Short Video)" can be found at https://www.youtube.com/watch?v=6ObesqWDpEo

Contents of this page

• Raspberry Pi (RPi) and NodeJS
• Node-RED
  • Node-Red in general
  • Node-RED-dashboard
• Things Gateway by Mozilla
• Bluetooth und Bluetooth Low Energy (BLE) on embedded Linux devices

Raspberry Pi (RPi) and NodeJS

If you are new to Raspberry Pi (RPi), take a look at the official Raspberry Pi documentation homepage: https://www.raspberrypi.org/documentation/.

Another good source of introduction for "Node.js and Raspberry Pi" can be found on w3schools.com: https://www.w3schools.com/nodejs/nodejs_raspberrypi.asp

Node-RED

Node-Red in general

• Node-RED home page on https://nodered.org/
  • Getting Started on https://nodered.org/docs/getting-started/
• "Random Nerd Tutorials" about various IoT topics on https://randomnerdtutorials.com
  • "Getting Started with Node-RED on Raspberry Pi"
    • https://randomnerdtutorials.com/getting-started-with-node-red-on-raspberry-pi/
    • Basic infos about node-red
    • Installation in Raspberry Pi (there might be other/simpler ways than shown here)
    • Node-Red IDE Overview
    • A very simple flow with "Inject" and "Debug"
  • "Exporting and Backing Up your Node-RED Nodes"
    • https://randomnerdtutorials.com/exporting-and-backing-up-your-node-red-nodes/
    • simple and short ...
• "Node RED Programming Guide" from Sense Tecnic Systems Inc
  • Homepage on http://noderedguide.com/
  • Eight Lectures about Node-Red
  • Most lectures use "FRED", a cloud service for "Front end for Node-RED", which you may (or may not) use.

Node-RED-dashboard

• "Random Nerd Tutorials", "Getting Started with Node-RED Dashboard"
  • https://randomnerdtutorials.com/getting-started-with-node-red-dashboard/
  • Installation
  • UI Tabs and Groups
  • Very simple UI with "Room and Garden", but no interaction or business logic

Things Gateway by Mozilla

• Project Things: https://iot.mozilla.org/
• Things Gateway: https://iot.mozilla.org/gateway/
• Things Framework: https://iot.mozilla.org/things/
• Ben Francis, 2018: How to build your own private smart home with a Raspberry Pi and Mozilla’s Things Gateway
  • https://hacks.mozilla.org/2018/02/how-to-build-your-own-private-smart-home-with-a-raspberry-pi-and-mozillas-things-gateway/

Bluetooth und Bluetooth Low Energy (BLE) on embedded Linux devices

Note: Bluetooth Low Energy (BLE) was formerly known as Bluetooth Smart

List of helpful URLs:

• Debian Wiki, BluetoothUser:
  https://wiki.debian.org/BluetoothUser

• ARch Linux Wiki, Bluetooth:
  https://wiki.archlinux.org/index.php/Bluetooth

• SuperUser: How many devices can be hooked up to one PC Bluetooth adapter at a time?
  https://superuser.com/a/935508

• Raspberry Pi, Raspbian:

  • Bluetooth Commands:
    http://www.raspberry-projects.com/pi/pi-operating-systems/raspbian/bluetooth/bluetooth-commands

  • Connect Bluetooth:
    https://www.datenreise.de/en/raspberry-pi-connect-bluetooth/

  • Maker.io: Raspberry Pi 3 B and B+ - How to Configure Wi-Fi and Bluetooth
    https://www.digikey.com/en/maker/blogs/raspberry-pi-3---how-to-connect-wi-fi-and-bluetooth

  • Raspberry Pi Geek (in German and with many adds): Bluetooth auf dem Raspberry Pi 3 einrichten
    http://www.raspberry-pi-geek.de/Magazin/2016/04/Bluetooth-auf-dem-Raspberry-Pi-3-einrichten

  • Raspberry Pi Geek (in English): Setting up Bluetooth on the Raspberry Pi 3
    Includes nice background information
    http://www.raspberry-pi-geek.com/Archive/2016/18/Setting-up-Bluetooth-on-the-Raspberry-Pi-3

  • ThePiHut: Bluetooth - Installing and Using Bluetooth on the Raspberry Pi
    https://thepihut.com/blogs/raspberry-pi-tutorials/17841464-bluetooth-installing-and-using-bluetooth-on-the-raspberry-pi