void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  //tao tac vu
  xTaskCreatePinnedToCore(Task1, "Task1", 1024, NULL, 1, NULL,  0);
}

void loop() {
}

void Task1(void *par){
  (void) par;

  pinMode(18, OUTPUT);
  pinMode(19, OUTPUT);
  pinMode(16, INPUT);


  while(1){
    Serial.println(digitalRead(16));

    if(digitalRead(16) == HIGH){
      digitalWrite(18, 1);
      digitalWrite(19, 0);
      vTaskDelay(100);
      digitalWrite(18, 0);
      vTaskDelay(100);
      digitalWrite(19, 1);
      vTaskDelay(100);
    }else{
      digitalWrite(18, 0);
      digitalWrite(19, 0);
    }
  }
}