/* touch sensor test project
 * project tutorial url: http://osoyoo.com/?p=501
 */
int digit_sensor = 12; // select the input pin for the potentiometer
int ledPin = 3; // select the pin for the LED
int digitValue ;  //  value from the digit input pin
void setup () {
pinMode (ledPin, OUTPUT);
pinMode (digit_sensor, INPUT);
}
void loop () {

digitValue=digitalRead(digit_sensor);

if (digitValue==HIGH)
	digitalWrite (ledPin, HIGH);
 else digitalWrite (ledPin, LOW);
}