Reading temperature and humidity from DHT22

This commit is contained in:
ftc
2021-04-01 23:32:55 +03:00
commit 54f7581094
+36
View File
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#include "DHT.h"
#define DHTPIN 5
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);
void setup() {
Serial.begin(115200);
Serial.println("Initialised...");
dht.begin();
}
void loop()
{
delay(1500);
float h = dht.readHumidity();
float t = dht.readTemperature();
if (isnan(h) || isnan(t)) {
Serial.println("Error. Can't get humidity/temperature.");
return;
}
Serial.print("Temperature: ");
Serial.print(t);
Serial.print(" ");
Serial.print("Humidity: ");
Serial.print(h);
Serial.println();
}