Replace the trigger of sending logs to server from serial port data_received event to timer.

sketch_dht22/sketch_dht22.ino

@@ -1,35 +1,35 @@
-#include <DHT22.h>
+#include <DHT11.h>
 
 #define DHTPIN 2
-#define DHTTYPE DHT22
 
-DHT22 dht(DHTPIN);
+DHT11 dht(DHTPIN);
 
 void setup() {
   // put your setup code here, to run once:
   Serial.begin(115200);
-  Serial.println("Hello, ESP32!");
 }
 
 void loop() {
   // put your main code here, to run repeatedly:
 
-  float h = dht.getHumidity();
-  float t = dht.getTemperature();
-  float f = dht.getTemperature(true);
+  int h = 0;
+  int t = 0;
+  //int h = dht.getHumidity();
+  //int t = dht.readTemperature();
+  //float f = dht.getTemperature(true);
 
-  if (isnan(h) || isnan(t) || isnan(f)) {
-    Serial.println(F("Failed to read from DHT sensor!"));
-    return;
-  }
+  int res = dht.readTemperatureHumidity(t, h);
 
-  Serial.print("{ \"tempC\" : ");
-  Serial.print(t);
-  Serial.print(", \"tempF\" : ");
-  Serial.print(f);
-  Serial.print(", \"tempH\" : ");
-  Serial.print(h);
-  Serial.println(" }");
-  
+  if (res == 0) {
+    Serial.print("{ \"tempC\" : ");
+    Serial.print(t);
+    Serial.print(", \"tempF\" : ");
+    Serial.print("0.00");
+    Serial.print(", \"tempH\" : ");
+    Serial.print(h);
+    Serial.println(" }");
+  } else {
+    Serial.println(DHT11::getErrorString(res));
+  }  
   delay(1000); // this speeds up the simulation
 }