Sensors have always been a vital component in any Project. These are the ones which convert the real real-time environmental data into digital/variable data so that it can be processed by electronics.

Browse 500+ Arduino projects with code and circuit diagrams. From beginner tutorials to advanced Arduino project ideas - all with downloadable code and step-by-step guides.

There is a small section where it says "Schematic" but immediately after that, there is just a circuit image of the potentiometer. And then it says that the schematic of the photo-resistor, but the ...