Building an Internet Connected Fridge


The Internet Fridge is a standing joke among technologists. I was writing about them in 2002, and they still haven't appeared! So I'm going to show you how I built one. Stop giggling at the back! All I want is for my fridge to notify me if the door has been left over for more than a minute. I'm building this with an Onion Omega2 - but you could just as easily use a Pi Zero or any other board. Design This should be simple (as all complicated stories start): When the fridge door is…

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Review: Omega2 IoT Prototyping Board


I've been sent an Omega2 Plus from Onion.io - it is a $9 Linux computer with built in Wi-Fi, Made for IoT. The obvious comparison is with the Raspberry Pi - and the ultra-cheap Pi-Zero. The Omega2 has a few advantages. It has a (small) amount of built in memory - so even if you don't have an SD card to hand it is still usable. WiFi is also built in - only 2.4GHz, but good enough for most purposes. Arduino compatible. A whole range of expansion boards. It runs Linux Embedded Development…

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