In Chapter 2, IoTFW.js - I and in this chapter, we went through the entire process of setting up an entire frame to work with the Internet of Things solutions. We built the entire framework using only JavaScript as our programming language.
We started with understanding the architecture and data flow from Raspberry Pi to an end user device, such as a web app, desktop app, or a mobile app. Then we started working on the broker using Mosca, after setting up MongoDB. Next we designed and developed the API engine and completed the basic Raspberry Pi setup.
We worked on the web app and desktop app and integrated a simple LED and a DHT11 temperature and humidity sensor with the Raspberry Pi, and saw a simple flow from one end to another. We streamed the temperature and humidity in real time to the web app and desktop app, and using the toggle button, we turned on the LED.
And finally, we built a mobile app and implemented/validated the LED and DHT11 setup.
In the Chapter 4, Smart Agriculture...