Arduino DHT-11

安裝 SimpleDHT by Winlin 函式庫

#include <SimpleDHT.h>

int pinDHT11 = 18;

SimpleDHT11 dht11;

void setup() {

  Serial.begin(9600);

}

void loop() {

  byte temperature = 0;

  byte humidity = 0;

  int err = SimpleDHTErrSuccess;

  Serial.println("=================================");

  if ((err = dht11.read(pinDHT11, &temperature, &humidity, NULL)) != SimpleDHTErrSuccess) {

    Serial.print("Read DHT11 failed, err="); Serial.println(err); delay(1000);

    return;

  }

  Serial.print("Humidity = ");

  Serial.print((int)humidity);

  Serial.print("% , ");

  Serial.print("Temperature = ");

  Serial.print((int)temperature);

  Serial.println("C ");

  delay(1000);

}