add Thermometer

Thermometer/Thermometer.ino

@@ -0,0 +1,56 @@
+#include <LiquidCrystal.h>
+#include <dht_nonblocking.h>
+
+#define DHT_SENSOR_TYPE DHT_TYPE_11
+static const int DHT_SENSOR_PIN = 2;
+DHT_nonblocking dht_sensor(DHT_SENSOR_PIN, DHT_SENSOR_TYPE);
+
+// LCD:          RS  E  D4 D5  D6 D7
+LiquidCrystal lcd(7, 8, 9, 10, 11, 12);
+
+// Funzione di misura
+static bool measure_environment(float *temperature, float *humidity)
+{
+  static unsigned long measurement_timestamp = 0;
+
+  // Ogni 3 secondi (3000ms)
+  if (millis() - measurement_timestamp > 3000ul)
+  {
+    if (dht_sensor.measure(temperature, humidity) == true)
+    {
+      measurement_timestamp = millis();
+      return true;
+    }
+  }
+
+  return false;
+}
+
+void setup()
+{
+  lcd.begin(16, 2);
+  lcd.print("Avvio...");
+}
+
+void loop()
+{
+  float temperature;
+  float humidity;
+
+  if (measure_environment(&temperature, &humidity))
+  {
+    lcd.clear();
+    lcd.setCursor(0, 0);
+    lcd.print("Temp: ");
+    lcd.print(temperature, 1);
+    lcd.print((char)223); // Simbolo ° (gradi)
+    lcd.print("C");
+
+    lcd.setCursor(0, 1);
+    lcd.print("Umid: ");
+    lcd.print(humidity, 1);
+    lcd.print("%");
+  }
+
+  // Nessun delay! Lascia il loop girare veloce
+}