آموزش راه‌اندازی ماژول سنسور لمسی/سوئیچ لمسی YwRobot با آردوینو

    /*
  Touch Sensor-YwRobot
  modified on 10 oct 2020
  by Amir Mohamad Shojaee @ Electropeak
  
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  //Based on arduinogetstarted.com example
*/
const int SENSOR_PIN = 5; 

// Variables will change:
int lastState = HIGH;      
int currentState;
         
void setup() {
  
  Serial.begin(9600);
  // initialize the Arduino's pin as aninput
  pinMode(SENSOR_PIN, INPUT);
}

void loop() {
  // read the state of the the input pin:
  currentState = digitalRead(SENSOR_PIN);

  if(lastState == HIGH && currentState == LOW)
    Serial.println("The sensor is touched");

  // save the the last state
  lastState = currentState;
}