#include <Arduino.h>
#include <DHT.h>
#define DHTPIN 15
#define DHTTYPE DHT22
#define LED1_PIN 23
#define LED2_PIN 22
const int seuil_LED1 = 25;
const int seuil_LED2 = 30;
DHT dht(DHTPIN, DHTTYPE);
void setup() {
Serial.begin(9600);
pinMode(LED1_PIN, OUTPUT);
pinMode(LED2_PIN, OUTPUT);
dht.begin();
}
void loop() {
float humidity = dht.readHumidity();
float temperature = dht.readTemperature();
if (isnan(humidity) || isnan(temperature)) {
Serial.println("Erreur de lecture du capteur DHT !");
return;
}
Serial.print("Humidité: ");
Serial.print(humidity);
Serial.print(" %\t");
Serial.print("Température: ");
Serial.print(temperature);
Serial.println(" °C");
if (temperature >= seuil_LED1) {
digitalWrite(LED1_PIN, HIGH);
Serial.println("LED 1 allumée");
} else {
digitalWrite(LED1_PIN, LOW);
Serial.println("LED 1 éteinte");
}
if (temperature >= seuil_LED2) {
digitalWrite(LED2_PIN, HIGH);
Serial.println("LED 2 allumée");
} else {
digitalWrite(LED2_PIN, LOW);
Serial.println("LED 2 éteinte");
}
delay(1000);
}