50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
#include "DHT.h"
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#ifndef DHT_PIN
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#define DHT_PIN 18
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#endif
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#ifndef DHT_TYPE
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#define DHT_TYPE DHT22
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#endif
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String dht_s_temperature;
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String dht_s_humidity;
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String dht_s_hic;
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DHT dht(DHT_PIN, DHT_TYPE);
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String Float2String(float value)
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{
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// Convert a float to String with two decimals.
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String s;
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s = String(int(value));
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s += '.';
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s += int((value - int(value)) * 100);
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return s;
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}
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void sensorDHT(){
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String data;
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float h = dht.readHumidity();
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float t = dht.readTemperature();
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// check if Not a Number
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if (isnan(t) || isnan(h)) {
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Serial.println("DHT Sensordaten konnten nicht gelesen werden");
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} else {
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//false = Celcius | true = Farenheit
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float hic = dht.computeHeatIndex(t, h, false);
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dht_s_temperature=Float2String(t);
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dht_s_humidity=Float2String(h);
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dht_s_hic=Float2String(hic);
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Serial.print("Luftfeuchte: ");
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Serial.print(dht_s_humidity);
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Serial.print(" %\n");
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Serial.print("Temperatur: ");
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Serial.print(dht_s_temperature);
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Serial.print(" °C\n");
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Serial.print("Gefühlte Temperatur: ");
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Serial.print(dht_s_hic);
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Serial.print(" °C\n");
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}
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} |