The M2M Developer Community offers an example of the web application for the DevStarter Arduino package. Here you can see your light sensor data as a graph. You can also create an operation which will be executed by the Arduino. To test this web application, a “DeviceControl” sketch is included in the Cumulocity Arduino library. The string you type in the web …
In part 1 I told you about the first try, to measure the soil moisture with two nails. However, until now, this isn’t a connected device. To bring my data into the cloud I used the Gboard, which is a Arduino based board with a GSM module. I used this, because it is cheaper, than a Arduino Uno with a GSM shield.
I always search for new ideas of nice and simple M2M or Internet of Things (IoT) examples. Last month I came up with a great idea: I came to our office and saw the plant next to my desk, and it had only a few leaves. I thought that maybe we did not water this plant often enough? I wanted to change it. …