//**********************************************************************************
/*  
 * Filename    : Encoder
 * Description : Rotary encoder module counting.
 * Auther      : http//www.keyestudio.com
*/
//Interfacing Rotary Encoder with Arduino
//Encoder Switch -> pin 27
//Encoder DT -> pin 14
//Encoder CLK -> pin 12
 int ENCODER_DT  = 14;
int ENCODER_CLK  = 12;
int Encoder_Switch = 27;

void setup() {
  Serial.begin(9600);

 
  pinMode(ENCODER_CLK, INPUT);
  pinMode(ENCODER_DT, INPUT);
  attachInterrupt(digitalPinToInterrupt(ENCODER_CLK), readEncoder, FALLING);
}

void readEncoder() {
  int dtValue = digitalRead(ENCODER_DT);
  if (dtValue == HIGH) {
    Serial.println("Rotated clockwise ⏩");
  }
  if (dtValue == LOW) {
    Serial.println("Rotated counterclockwise ⏪");
  }
}

void loop() {
  // Do whatever
}