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TSOP 1838 – IR receiver

In my quest to find the right components for a domotica solution I found the TSOP 1838 (IR receiver) in the Nodo project. This sensor has only three pins to connect which makes it easy to use. Not if...

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JeeNode and OOK433 plug

Besides an Arduino Mega 2560 I can also use a JeeNode to do some experiments. The JeeNode is made based upon the Arduino but it has several differences. Like, it has fewer ports, it runs on 3.3V...

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KAKU with Arduino using Nodo

The previous post was about JeeNode and receiving KAKU commands. The nodo-domotica  solution is also able to handle KAKU commands. I tried the Nodo sketch together with my Arduino Mega and an Aurel...

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TMP36 – Temperature sensor

I picked the TMP36 (datasheet) to measure temperature. It’s a cheap and easy to use sensor with a broad range of temperatures it can measure. Several websites describe how to use it in combination...

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Is there light? LDR sensor input

You can imagine it is helpful to know when it gets dark in or around the house. Knowing this you could turn on the lights automatically.  There are different sensors you can use to measure light...

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BMP085 – Barometric Pressure Sensor

Want to keep track of the weather you  of course need the temperature which can be measured be using e.g. the TMP36. This is not enough we also need to know the barometric pressure to be able to do...

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LDR and the JeeNode

In a previous post I gave an example of an LDR with the Arduino. In case you want to use it with a JeeNode you can connect the LDR between the AIO and GND. JeeLabs has a great page about LDR in...

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Send and receive

The last days I’ve been playing around with my JeeLink and a JeeNode including three sensors. I made a JeePlug with the TMP36, an LDR and a TSOP infrared receiver, which I can plug into my JeeNode. So...

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