void setup() {

  // put your setup code here, to run once:

  Serial.begin(115200);

  delay(1000);

  Serial.println("ESP32 Touch Sensor Test");

  pinMode(2,OUTPUT);

  digitalWrite(2,LOW);

  }

   

   void loop() {

   // put your main code here, to run repeatedly:

   int value = touchRead(4);

   Serial.println(value);

   if(value >= 50)

   {

   digitalWrite(2,HIGH);

   Serial.println("LED ON");

   delay(1000);

   }else if(value < 50)

   {

   digitalWrite(2,LOW);

   Serial.println("LED OFF");

   delay(1000);

   }

   delay(1000);

   }