Added a first working draft

serial-out.ino

@@ -0,0 +1,50 @@
+#include <DHT.h>
+#define DHT_SENSOR_PIN  21 // ESP32 pin GIOP21 connected to DHT11 sensor
+#define DHT_SENSOR_TYPE DHT11
+#define AOUT_PIN 36 // ESP32 pin GIOP36 (ADC0) that connects to AOUT pin of moisture sensor
+
+DHT dht_sensor(DHT_SENSOR_PIN, DHT_SENSOR_TYPE);
+
+void setup() {
+  Serial.begin(9600);
+  dht_sensor.begin(); // initialize the DHT sensor
+}
+
+void loop() {
+  // read humidity
+  float humi  = dht_sensor.readHumidity();
+  // read temperature in Celsius
+  float tempC = dht_sensor.readTemperature();
+  // read temperature in Fahrenheit
+  float tempF = dht_sensor.readTemperature(true);
+
+  // read soil
+  int soil = analogRead(AOUT_PIN); // read the analog value from sensor
+
+
+  // check whether the reading is successful or not
+  if ( isnan(tempC) || isnan(tempF) || isnan(humi)) {
+    Serial.println("Failed to read from DHT sensor!");
+  } if (isnan(soil)) { 
+    Serial.println("Failed to read from soil sensor!");
+  } else {
+    Serial.print("Humidity: ");
+    Serial.print(humi);
+    Serial.print("%");
+
+    Serial.print("  |  ");
+
+    Serial.print("Temperature: ");
+    Serial.print(tempC);
+    Serial.print(" C  ");
+    Serial.print(tempF);
+    Serial.print(" F");
+    Serial.print("  |  ");
+    Serial.print("Moisture value: ");
+    Serial.println(soil);
+
+  }
+
+  // wait a 2 seconds between readings
+  delay(2000);
+}