#define EN_CLK
#define EN_DT
#define EN_SW

int lastClick = HIGH;
unsigned int temp = 0;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(EN_CLK, INPUT);
  pinMode(EN_DT, INPUT);
  pinMode(EN_SW, INPUT_PULLUP);
}

void loop() {
  // put your main code here, to run repeatedly:
  int newClk = digitalRead(EN_CLK);
  if(newClk!= lastClick){
    lastClick = newClk;
    int dtVal = digitalRead(EN_DT);
    if(newClk == LOW && dtVal == HIGH){
      temp++;
      Serial.println(temp);
    } 
    if(newClk == LOW && dtVal ==LOW){
      temp--;
      Serial.println(temp);
    }
  }
  delay(10); // this speeds up the simulation

}