Comments, Comments Everywhere

_FIRMWARE/firmwares/NodeMCU Sensor/ESP_OS_NODE_V3.ino

@@ -23,6 +23,7 @@ void setup() {
     while (!Serial) continue;
     delay(10);
     Serial.println('\n');
+    //Show start up Configuration
     Serial.println("HW: " + String(hwId));
     Serial.print("IP address:\t");
     Serial.println(WiFi.localIP());
@@ -32,12 +33,13 @@ void setup() {
 }
 
 void loop() {
+    //Start Conection to wifi
     WiFi.begin(ssid, pasw);
     checkConnection();
     
     //HTTP CLIENT
     HTTPClient http;
-    http.begin(url);
+    http.begin(url); //Begun HTTP Request
     http.addHeader("Content-Type", "text/plain");  //Specify content-type header
     
     DHTs.begin();
@@ -46,6 +48,7 @@ void loop() {
     StaticJsonDocument<265> doc;
     doc["token"] = hwId;
     
+    //Read and Handle DHT values
     float tem = DHTs.readTemperature();
     float hum = DHTs.readHumidity();
     Serial.println("TEMP" + String(tem) + ";HUMI" + String(hum));
@@ -58,6 +61,7 @@ void loop() {
         doc["values"]["humi"]["unit"] = "%";
     }
     
+    //Handle Photo Rezistor Values
     doc["values"]["light"]["value"] = analogRead(LIGHTPIN);
     doc["values"]["light"]["unit"] = "";
     
@@ -67,12 +71,12 @@ void loop() {
     Serial.print("JSON: ");
     Serial.println(jsonPayload);
     
-    int httpCode = http.POST(jsonPayload);
+    int httpCode = http.POST(jsonPayload); //Get Http response code
     String httpPayload = http.getString();  //Get the response payload
     Serial.println("HTTP CODE: " + String(httpCode) + ""); //Print HTTP return code
     Serial.println("HTTP BODY: " + String(httpPayload) + "");  //Print request response payload
     
-    DeserializationError error = deserializeJson(doc, httpPayload);
+    DeserializationError error = deserializeJson(doc, httpPayload); //Get deserialization Error if exists
     
     //configuration setup
     String hostName = doc["device"]["hostname"];
@@ -98,25 +102,26 @@ void loop() {
         Serial.println(WiFi.localIP()); 
     }
     
-    WiFi.hostname(hostName);
+    WiFi.hostname(hostName); //Set HostName
     
     http.end();  //Close connection
+    WiFi.disconnect(); //Disconect from WIFI
     Serial.println("DISCONECTED FROM WIFI");
-    WiFi.disconnect();
     
-    if(unsuccessfulRounds == 5) {
+    if(unsuccessfulRounds == 5) { //after 5 unsucessful request restart ESP
         Serial.println("RESTARTING ESP");
         ESP.restart()
     }
     
-    Serial.println("GOING TO SLEEP FOR " + String(sleepTime));
-    if (sleepTime > 0) {
+    if (sleepTime > 0) { //if deep sleepTime > 0 use deep sleep
+        Serial.println("GOING TO SLEEP FOR " + String(sleepTime));
         ESP.deepSleep((sleepTime * 60) * 1000000, RF_DEFAULT);
     } else {
         delay(5000);
     }
 }
 
+//checking if connection is working
 bool checkConnection() {
     int count = 0;
     Serial.print("Waiting for Wi-Fi connection");