Initialization of repository

1 files changed, 67 insertions, 0 deletions

diff --git a/devices/DHT22_DHT11_Parallel_auslesen/DHT22_DHT11_Parallel_auslesen.ino b/devices/DHT22_DHT11_Parallel_auslesen/DHT22_DHT11_Parallel_auslesen.ino
new file mode 100644
index 0000000..1225a77
--- /dev/null
+++ b/devices/DHT22_DHT11_Parallel_auslesen/DHT22_DHT11_Parallel_auslesen.ino
@@ -0,0 +1,67 @@
+// Including the DHT library
+#include "DHT.h"
+
+const int DATA_PIN_DHT22 = D4;
+const int DATA_PIN_DHT11 = D2;
+
+// Initialize DHT sensor.
+DHT dht22(DATA_PIN_DHT22, DHT22);
+DHT dht11(DATA_PIN_DHT11, DHT11);
+
+float readTemperature(DHT dht) {
+  float t = dht.readTemperature();
+  if (isnan(t)) {
+    Serial.println("Failed to read temperature from DHT sensor");
+  }
+  return t;
+}
+
+float readHumidity(DHT dht) {
+  float h = dht.readHumidity();
+  if (isnan(h)) {
+    Serial.println("Failed to read humidity from DHT sensor");
+  }
+  return h;
+}
+
+void printValues(String sensorType, float humidity, float temperature) {
+  Serial.print("Sensor: ");
+  Serial.println(sensorType);
+  Serial.print("Humidity: ");
+  Serial.print(humidity);
+  Serial.println("%");
+  
+  Serial.print("Temperature: ");
+  Serial.print(temperature);
+  Serial.println("°C");
+}
+
+void readAndPrintValues(char* sensorType) {
+  DHT dht(0,0);
+  if ("DHT11" == sensorType) {
+    dht = dht11;
+  } else if ("DHT22" == sensorType) {
+    dht = dht22;
+  }
+  float temperature = readTemperature(dht);
+  float humidity = readHumidity(dht);
+  printValues(sensorType, humidity, temperature);
+}
+
+void setup() {
+  Serial.begin(115200);
+  Serial.println("Read humidity and temperature from DHT11 and DHT22");
+  dht22.begin();
+  delay(1000);
+  dht11.begin();
+
+  delay(10000);
+}
+
+void loop() {
+  readAndPrintValues("DHT11");
+  delay(1000);
+  readAndPrintValues("DHT22");
+  delay(5000);
+}
+