Touch Sensor

Touch sensor is normally a switch it activates when  we touch and apply pressure on it. For in other words it works like a relay, when we touch the surface of the touch sensor it makes the circuit in closed path and Activates signal flow. When we relaare the surface it comes to the open path.

Touch sensor

Different types of touch sensor are available

Here we going to see interfacing of Touch sensor with Arduino.

Interfacing Arduino and Touch sensor:

Arduino and Touch sensor


Arduino Code:


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