Students at the National Institute of Technology in Karnataka, India, are using a Raspberry Pi to bring together air quality readings and make them available on the internet. The students (Richie John, Shishir Sheshadri and Aparna Velampudi, who are studying Electronics…
Category: Internet of things
Girl Scout cookies protected by a Raspberry Pi
Jamie over at Initial State has posted a great new tutorial which uses an ultrasonic sensor with a GrovePi board to keep an eye on a stash of Girl Scout cookies. When an intruder is detected, the IS service is…
Getting started with the ESP8266 pHAT for the Raspberry Pi
Richard Hayler has written an excellent tutorial on using this new add-on board from Pimoroni. You basically connect to the pHAT using minicom and then send old-style AT commands like you would with an old modem. He hasn’t quite gone…
Improved hot tub controller run by a Raspberry Pi
Ted Hale has improved upon his Hot Tub Controller. The latest iteration is mounted directly next to the tub and does the following: Monitor the water temperature Turn a circulation pump and heater on to heat the water as needed…
RasPiO Duino LCD kit – review
Alex was kind enough to send me one of these kits but I’m free to say what I like. This kit is all about learning how to display data onto an LCD screen from analog temperature sensors. The basic kit…
The Internet of Lego with the Raspberry Pi
Cory Guynn has built an entire city out of LEGO and then connected up various sensors and motors to it to sense and control aspects of the city. He has then used node.js and NodeRED on a Raspberry Pi to…
When’s the next bus? with a Raspberry Pi
Ismail Uddin has published a nice little tutorial on Science Exposure. In it, he uses a 16×2 HD44780 LCD screen and some Python to produce a next-bus tracking system. He’s uploaded the Python script to GitHub for easy download. Nice…
Make your Raspberry Pi speak with NodeRED
Pete Scargill has been experimenting with NodeRED for quite some time, mostly in relation to using it as an Internet of Things platform. At the moment, he is using NodeRED as a translator and to trigger speech synthesis. Check out his…
Make your own Netflix-enabling button
So you want to watch Netflix on the television, dim your lights and order pizza at the same time? At the push of a button? Well, now you can with this nifty project that’s been put up on the Netflix…
Raspberry Pi-controlled air pollution art project erected in Chelmsford
Victoria Button has just seen the completion of the installation of her art project at a shopping centre in Chelmsford. The project, which is at the High Chelmer shopping centre, seeks to highlight the issue of air pollution in our environment and…