LDR SENSOR is nothing but a light-dependent resistor, its resistance changes according to changes in light intensity. In this blog we will discuss what LDR SENSOR is and how it can be used with the ...

Arduino code example for using LDR's on a model railroad layout This approach uses (at least) 3 LDR's between the rails and all are used for detection purposes. The ambient light they see does not ...

The massive quantity of electricity gets used in lights through roadways in India. Still, roadways remain empty for nearly all of the day after at night, with a handful of cars passing during the ...