Serial debug removed

LoRaReceiverInterrupt/LoRaReceiverInterrupt.ino

 /* 
-  Uses interrup method check the new incoming messages, and print via serial
-  in 115200 baud rate.
 
   The default interrupt pin in SX1276/8(DIO0) connected to ESP32's GPIO26
  
@@ -35,7 +33,8 @@
 
 SSD1306  display(0x3c, 4, 15);
 
-String str;
+String lastCommand = "";
+String signalLevel = "";
 
 void setup() {
   //-------------------------------- DISPLAY ------------------------------
@@ -49,23 +48,16 @@ void setup() {
   display.setFont(ArialMT_Plain_10);
   //------------------------------------------------------------------------
 
-  Serial.begin(115200);
-  while (!Serial);
-
-  Serial.println("LoRa Receiver Callback");
   SPI.begin(SCK,MISO,MOSI,SS);
   LoRa.setPins(SS,RST,DI0);
   if (!LoRa.begin(BAND,PABOOST)) {
-    Serial.println("Starting LoRa failed!");
+    drawTextOLED("Starting LoRa failed!");
     while (1);
   }
 
   pinMode(RELE_1, OUTPUT);
   pinMode(RELE_2, OUTPUT);
-//
-//  digitalWrite(RELE_1, HIGH);
-//  digitalWrite(RELE_2, HIGH);
-//
+
   pinMode(RELE_READ_1, INPUT_PULLUP);
   pinMode(RELE_READ_2, INPUT_PULLUP);
 
@@ -86,16 +78,12 @@ void loop() {
     //Reset rele
     digitalWrite(RELE_1, HIGH);
     digitalWrite(RELE_2, HIGH);
-    //Serial.println("IN OFF...");
   }
   else
   {
-    //Serial.println("IN ON...");
-    //digitalWrite(RELE_1, LOW);
-    //digitalWrite(RELE_2, LOW);
+    
   }
-  drawTextOLED(str);
-  display.display();
+  drawTextOLED(lastCommand);
 }
 
 void drawTextOLED(String text) {
@@ -106,11 +94,12 @@ void drawTextOLED(String text) {
   display.drawString(0, 0, text);
   
   display.setFont(ArialMT_Plain_10);
-  String rssi = "RSSI " + String(LoRa.packetRssi(), DEC);
-  display.drawString(0, 20, rssi);
+  display.drawString(0, 20, signalLevel);
 
   display.setFont(ArialMT_Plain_10);
   display.drawString(0, 40, "Giacomo Lavermicocca");
+
+  display.display();
 }
 
 String r1 = String(RELE_1, DEC);
@@ -122,33 +111,28 @@ String read_r2 = String(RELE_READ_2, DEC);
 void onReceive(int packetSize)
 {
   // received a packet
-  Serial.print("Received packet '");
-  // read packet
-  str = "L.C. : ";
+  String str = "";
   for (int i = 0; i < packetSize; i++)
   {
     char p = (char)LoRa.read();
-    Serial.print(p);
     str += p;
   }
 
-  //delay(1000);
-  Serial.println(str);
+  lastCommand = str;
 
-  if(str.indexOf("pin : ") >= 0)
+  if(lastCommand.indexOf("pin : ") >= 0)
   {    
-    if(str.indexOf(r1) >= 0) //TODO manca la parte di sicurezza
+    if(lastCommand.indexOf(r1) >= 0) //TODO manca la parte di sicurezza
     {
       setRele1();
     }
-    if(str.indexOf(r2) >= 0)
+    if(lastCommand.indexOf(r2) >= 0)
     {
       setRele2();
     }
     
     LoRa.beginPacket();
-    LoRa.print("received : ");
-    LoRa.print(str);
+    LoRa.print(lastCommand);
     LoRa.endPacket();
     
     // put the radio into receive mode
@@ -157,21 +141,20 @@ void onReceive(int packetSize)
 
   String val = "";
   
-  if(str.indexOf("read : ") >= 0)
+  if(lastCommand.indexOf("read : ") >= 0)
   {    
-    if(str.indexOf(read_r1) >= 0) //TODO manca la parte di sicurezza
+    if(lastCommand.indexOf(read_r1) >= 0) //TODO manca la parte di sicurezza
     {
       val = readRele1();
     }
-    else if(str.indexOf(read_r2) >= 0)
+    else if(lastCommand.indexOf(read_r2) >= 0)
     {
       val = readRele2();
     }
     
     LoRa.beginPacket();
-    LoRa.print("received : ");
-    LoRa.print(str);
-    LoRa.print(" read ");
+    LoRa.print(lastCommand);
+    LoRa.print(" ");
     LoRa.print(val);
     LoRa.endPacket();
     
@@ -179,25 +162,17 @@ void onReceive(int packetSize)
     LoRa.receive();
   }
   
-  // print RSSI of packet
-  Serial.print("' with RSSI ");
-  Serial.print(str);
-  Serial.print(" ");
-  Serial.print(val);
-  Serial.print(" ");
-  Serial.println(LoRa.packetRssi());
+  signalLevel = String(LoRa.packetRssi(), DEC);
 }
 
 void setRele1()
 {
-  Serial.println("RELE_1");
   digitalWrite(RELE_1, LOW);
   previousMillis = millis();
 }
 
 void setRele2()
 {
-  Serial.println("RELE_2");
   digitalWrite(RELE_2, LOW);
   previousMillis = millis();
 }

LoRaSender/LoRaSender.ino

@@ -64,21 +64,19 @@ void setup(void)
   display.flipScreenVertically();
   display.setFont(ArialMT_Plain_10);
 
-  drawTextOLED("DISPLAY OK!", "", "", "");
+  drawTextOLED("DISPLAY OK!", "NO ADDR", "NO COMMAND", "NO LEVEL");
 
   //-------------------------------------
 
-  
-  pinMode(25, OUTPUT);
-
-  Serial.begin(115200);
-  while (!Serial);
-  Serial.println("LoRa Sender");
+//  Serial.begin(115200);
+//  while (!Serial);
+//  Serial.println("LoRa Sender");
 
   SPI.begin(SCK, MISO, MOSI, SS);
   LoRa.setPins(SS, RST, DI0);
   if (!LoRa.begin(BAND, PABOOST)) {
-    Serial.println("Starting LoRa failed!");
+    //Serial.println("Starting LoRa failed!");
+    drawTextOLED("Starting LoRa failed!", "", "", "");
     while (1);
   }
 
@@ -87,36 +85,34 @@ void setup(void)
 
   // Connect to WiFi network
   WiFi.begin(ssid, password);
-  Serial.println("");
 
+  String progress = ".";
   // Wait for connection
   while (WiFi.status() != WL_CONNECTED) {
     delay(500);
-    Serial.print(".");
+    drawTextOLED("DISPLAY OK!", progress, "NO COMMAND", "NO LEVEL");
+    progress += ".";
+    if(progress.length() > 30)
+    {
+      ESP.restart();
+    }
   }
-  Serial.println("");
-  Serial.print("Connected to ");
-  Serial.println(ssid);
-  Serial.print("IP address: ");
   ipAddr = WiFi.localIP().toString();
-  Serial.println(ipAddr);
-
+  
   // Set up mDNS responder:
   // - first argument is the domain name, in this example
   //   the fully-qualified domain name is "esp8266.local"
   // - second argument is the IP address to advertise
   //   we send our IP address on the WiFi network
   if (!MDNS.begin("esp32")) {
-    Serial.println("Error setting up MDNS responder!");
+    drawTextOLED("DISPLAY OK!", "Error setting up MDNS responder!", "NO COMMAND", "NO LEVEL");
     while (1) {
       delay(1000);
     }
   }
-  Serial.println("mDNS responder started");
 
   // Start TCP (HTTP) server
   server.begin();
-  Serial.println("TCP server started");
 
   // Add service to MDNS-SD
   MDNS.addService("http", "tcp", 80);
@@ -157,8 +153,6 @@ void loop(void)
   if (!client) {
     return;
   }
-  Serial.println("");
-  Serial.println("New client");
 
   // Wait for data from client to become available
   while (client.connected() && !client.available()) {
@@ -173,16 +167,16 @@ void loop(void)
   int addr_start = req.indexOf(' ');
   int addr_end = req.indexOf(' ', addr_start + 1);
   if (addr_start == -1 || addr_end == -1) {
-    Serial.print("Invalid request: ");
-    Serial.println(req);
+    //Serial.print("Invalid request: ");
+    //Serial.println(req);
     return;
   }
   req = req.substring(addr_start + 1, addr_end);
-  Serial.print("Request: ");
-  Serial.println(req);
+//  Serial.print("Request: ");
+//  Serial.println(req);
   client.flush();
 
-  Serial.println("Sending 200");
+//  Serial.println("Sending 200");
 
   unsigned long currentMillis = millis();
 
@@ -220,18 +214,18 @@ void loop(void)
       s += "Timeout command";
       s += "</html>\r\n\r\n";
     } else {
-      s = "HTTP/1.1 200 OK\r\nContent-Type: text/html\r\n\r\n<!DOCTYPE HTML>\r\n<html>Last read of receive : ";
+      s = "HTTP/1.1 200 OK\r\nContent-Type: text/html\r\n\r\n<!DOCTYPE HTML>\r\n<html>L.C. : ";
       s += lastCommand;
       s += "</html>\r\n\r\n";
     }
   } else {
     s = "HTTP/1.1 404 Not Found\r\n\r\n";
-    Serial.println("Sending 404");
+//    Serial.println("Sending 404");
   }
 
   client.print(s);
 
-  Serial.println("Done with client");
+//  Serial.println("Done with client");
 }
 
 //----------------------------------------------------------------------------------------------
@@ -249,29 +243,28 @@ void loop(void)
 void onReceive(int packetSize)
 {
   // received a packet
-  //Serial.println("Received packet '");
   // read packet
   String str;
   for (int i = 0; i < packetSize; i++)
   {
     char p = (char)LoRa.read();
-    Serial.print(p);
+//    Serial.print(p);
     str += p;
   }
 
-//  if (str.indexOf("received : ") >= 0)
-//  {
-//    lastReceived = str;
-//  }
+  if (str.indexOf("read : ") >= 0)
+  {
+    lastReceived = str;
+  }
   
-  lastReceived = str;
+  lastCommand = str;
   
   // print RSSI of packet
-  Serial.println("");
-  Serial.print("with RSSI ");
-  Serial.println(LoRa.packetRssi());
+//  Serial.println("");
+//  Serial.print("with RSSI ");
+//  Serial.println(LoRa.packetRssi());
   
-  signalLevel = LoRa.packetRssi();
+  signalLevel = String(LoRa.packetRssi(), DEC);
 }
 
 //----------------------------------------------------------------------------------------------
@@ -283,7 +276,7 @@ void pinRequest(String req)
   Serial.println("pinRequest...");
   req = req.substring(req.lastIndexOf('/') + 1);
   int reqInt = req.toInt();
-  Serial.println(reqInt);
+//  Serial.println(reqInt);
   // send packet
   LoRa.beginPacket();
   LoRa.print("pin : ");
@@ -296,10 +289,10 @@ void pinRequest(String req)
 
 void pinRequestRead(String req)
 {
-  Serial.println("pinRequestRead...");
+//  Serial.println("pinRequestRead...");
   req = req.substring(req.lastIndexOf('/') + 1);
   int reqInt = req.toInt();
-  Serial.println(reqInt);
+//  Serial.println(reqInt);
   // send packet
   LoRa.beginPacket();
   LoRa.print("read : ");