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Arduino OneWire Ethernet

ArduinoTemperature sensors can be found in many forms and sizes. However finding them for KNX/EIB can be quite difficult. And when you do find them they are expensive.

Most of the time buying a RFXCOM is the easiest solution. They work great with Oregon Scientific sensors and it's a wireless solution.

But there are other options. The one I use is OneWire. I had a couple of DS18S20 lying around and they are really small. Already having a couple connected to my central heating and one hidden behind the thermostat I wanted to interface them to my Virtual Gira HomeServer on ESXi.

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