The ease with which an Arduino can obtain sensor values is one of the features that makes it so useful.
The ease with which an Arduino can obtain sensor values is one of the features that makes it so useful.
An infrared (IR) light sensor allows the use of an Arduino to receive and decode signals from a TV remote control.
An infrared (IR) light sensor allows the use of an Arduino to receive and decode signals from a TV remote control.
Infrared (IR) sensors are normally used to measure distances, but they can also be used to detect objects. By connecting…
Infrared (IR) sensors are normally used to measure distances, but they can also be used to detect objects. By connecting a couple of IR sensors to an Arduino, you can make an intruder alarm.
Monitoring the output of a light-dependent resistor, or photoresistor, allows the Arduino to know how light or dark it…
Monitoring the output of a light-dependent resistor, or photoresistor, allows the Arduino to know how light or dark it is. When the light falls below a certain level, the Arduino turns on a couple of LEDs.
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