#include "DHT.h"
 
#define DHTPIN 2
#define DHTTYPE DHT22 
DHT dht(DHTPIN, DHTTYPE);

void setup() {
  Serial.begin(9600);
  Serial.println("ทดสอบเซ็นเซอร์ วัดอุณหภูมิและความชื้น");
  dht.begin();
}
void loop() {
  float h = dht.readHumidity();
  float t = dht.readTemperature();
  Serial.print("Humidity: "); Serial.print(h); Serial.println(" %");
  Serial.print("Temperature: "); Serial.print(t); Serial.println(" C");
  delay(2000);
}