In this video, we’re going to take a look at a DIY duel probe internet of things thermometer, and a real-time web app that displays the two temps and graphs them over time.
This project is built on an old Raspberry Pi and uses two DS18B20 waterproof temperature sensors.
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Adafruit's Raspberry Pi & DS18B20 Temperature Sensor Guide: https://cdn-learn.adafruit.com/downlo...
Code: https://github.com/calebbrewer/dual-t...
DS18B20 Digital Temp Sensor from Adafruit: http://amzn.to/2xdZseC
DS18B20 Digital Temp Sensor on eBay (The one I used): https://goo.gl/aJ1x2n