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An automatic Nespresso capsule dispenser

By seb, in DIY and Android, february 06,2015.

When one gets a Nespresso coffee machine, the first question that comes to mind is how to organize the different colors of coffee capsules. While chatting with friends about the existing solutions to this "problem", we have been challenged to build an automatic coffee capsule dispenser. Of course, we could not resist...


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A smartphone-controlled pool cover

By Sébastien Rinsoz, in Android, DIY and Internet of Things, june 19,2014.

If you own a swimming pool, you have probably implemented a method to save kids from falling into the pool. One popular method is the use of an automatic pool cover, but often these systems can only be driven using a mechanical switch. This week we will show how to control a system like this using your smartphone.

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New product: the Yocto-Altimeter

By mvuilleu, in New stuff and Android, may 11,2014.

The Yoctopuce module family welcomes a new member: the Yocto-Altimeter. As you'll have guessed, it's a barometric altimeter allowing you to determine the altitude (or the relative height) of its location. Some of you already used the barometer of the Yocto-Meteo as an altimeter, but this new module provides much better measures.

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How to use Yoctopuce modules in the middle of nowhere

By Sébastien Rinsoz, in Measures and Android, march 27,2014.

courtesy of @lain GHow to measure environmental factors (temperature, light, humidity, ...) in a field located kilometers away from any electric socket and any Wifi network? The first solution coming to mind is to use an Android phone and to connect Yoctopuce sensors by USB. This solution works (as illustrated here), but to power this type of installation, you need to use a solar panel and a battery of a relatively large size. To perform some measures for a relatively short period of time (a few weeks), there is a simpler and probably cheaper alternative: using a Wifi connection between the phone and the sensor instead of a USB one.

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New data logger and graphs under Android

By Sébastien Rinsoz, in Programming, Measures and Android, february 17,2014.

Last week, we used the new version of the library to trace a dynamic graph in C# .NET. At that time, we saw that the new Datalogger API and the TimedReport made the work a lot easier. This week, we are going to develop a small Android application that also traces a graph from the datalogger and from current values. But we are going to see that things are a little more complex under Android ...

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