#include <dht11.h>
#define DHT11_PIN D2

dht11 dht;


void setup() {
  Serial.begin(115200);

}

void loop() {
  int chk = dht.read(DHT11_PIN);
  Serial.print("Sensor return code: ");
  Serial.println(chk);

  Serial.print("Read sensor: ");
  switch (chk)
  {
    case DHTLIB_OK:
      Serial.println("OK");
      break;
    case DHTLIB_ERROR_CHECKSUM:
      Serial.println("Checksum error");
      break;
    case DHTLIB_ERROR_TIMEOUT:
      Serial.println("Timeout error");
      break;
    default:
      Serial.println("Unknown error");
      break;

  }

  Serial.print("Temperature: ");
  Serial.println(dht.temperature);
  Serial.print("Humidity: ");
  Serial.println(dht.humidity);

  delay(2000);

}