O'Reilly logo

GNU/Linux Rapid Embedded Programming by Rodolfo Giometti

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Analog sensors

Analog sensors are devices that are capable of returning an analog signal that is proportional to the measured entity. Then, the analog signal should be converted into a digital one using proper circuitry or, for simplicity, an AD.

Moisture sensor

A moisture sensor is a device that can change its internal resistance according to the wet intensity of the soil moisture:

Moisture sensor

Note

The device can be purchased at http://www.cosino.io/product/moisture-sensor or by surfing the Internet. The user guide of this device is available at http://seeedstudio.com/wiki/Grove_-_Moisture_Sensor .

This device is quite similar to the water sensor presented ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required