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Arduino to Raspberry wireless communication – some improvements
In my previous post, I experimented with sending measurements values from an Arduino UNO to a Raspberry Pi via a 433 MHz radio protocol. After testing the setup for a few days, I decided to make some improvements: Add an additional sensor for measuring outdoor temperatures. Now there will be four different sensor values transmitted…
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Major Tom to Ground Control – simple radio communication between Arduino and Raspberry
The Arduino computers are excellent for reading sensor data, and they are so inexpensive and consume very little power that you can use plenty of them in your home without breaking your wallet. The Raspberry on the other hand, is more powerful, a bit pricier, but can easily be programmed to perform more challenging tasks…
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Control your home with a Raspberry Pi and a mobile phone
In this post I will show how I have used a Raspberry Pi as a relay server that can be controlled via a web app on e.g. a mobile phone or via REST calls. The system consists of: A Raspberry Pi 2 with Raspbian A set of relays connected via the GPIO pins on the RPi…
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Getting started with Windows 10 IoT
Now that I have a Raspberry at my disposal, it is possible to install Windows 10 IoT on it and explore what Microsoft have made available for the Pi. Why would I run Windows 10 IoT on a Raspberry? I don’t know yet, but as Windows 10 IoT is free, let’s try it out! For…
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Raspberry Pi & PS2 EyeToy
Last week I finally got around and bought my first Raspberry Pi. Getting it up and running with Raspbian via Noobs was a breeze and after playing around with the OS and Python for a while I decided to get some real use out of this little machine. My first experiment aimed at a home security…
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Hello SR open API!
I’m totally addicted to Sweden’s public service radio, especially the SR P1 channel that is almost always flowing from our speakers at home. Programs that I miss, I catch up with via the excellent collection of SR podcasts. When I recently decided to refresh my knowledge in AngularJS, I was looking for a ready-to-use backend…
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