Bytesized • Resources, tutorials, and newsletters for software developers.

IoT with JS (?!?!) - A Gentle Introduction to IoT

In this talk, we will be getting our hands dirty the Raspberry Pi and Node.js. Together, we will be writing a program to visualize sound levels on the web in real time. With Node on a Raspberry Pi, we will listen to a sound sensor and then send that data to a webpage so we can visualize the data live! Sounds cool right? In this talk, we will cover:

  • WebSockets: Okay, first of all, what are WebSockets? Well, WebSockets is a technology, based on the ws protocol, that makes it possible to establish a continuous full-duplex connection stream between a client and a server. A typical websocket client would be a user’s browser, but the protocol is platform independent. It is the closest API to a raw network socket in the browser.
  • How to setup Node.js on a Raspberry Pi
  • Connecting sensors to a Rasperry Pi and reading the inputs with Node.
Enjoying these posts? Subscribe for more

Subscribe to be notified of new content and support Bytesized! You'll be a part of the community helping keep this site independent and ad-free.

You've successfully subscribed to Bytesized
Great! Next, complete checkout for full access to Bytesized
Welcome back! You've successfully signed in
Success! Your account is fully activated, you now have access to all content.