v1.9.0 to auto detect ESP32 core

### Major Release v1.9.0

1. Auto detect ESP32 core to use for WT32_ETH01
2. Fix bug in WT32_ETH01 examples to reduce connection time
3. Replace deprecated `echo.websocket.org` in examples.

examples/ESP32/ESP32-Client_SINRIC/ESP32-Client_SINRIC.ino

@@ -181,7 +181,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting ESP32-Client_SINRIC on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart ESP32-Client_SINRIC on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP32/Esp32-AdvancedWebServer/Esp32-AdvancedWebServer.ino

@@ -106,10 +106,10 @@ void drawGraph()
 
 void setup()
 {
-Serial.begin(115200);
+  Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting Esp32-AdvancedWebServer on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart ESP32-AdvancedWebServer on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   Serial.print("Attempting to connect to SSID: ");

examples/ESP32/Esp32-Client/Esp32-Client.ino

@@ -65,7 +65,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting ESP32-Client on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart ESP32-Client on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP32/Esp32-Client/defines.h

@@ -39,7 +39,7 @@
 const char* ssid = "ssid"; //Enter SSID
 const char* password = "password"; //Enter Password
 
-const char* websockets_server_host = "192.168.2.95"; //Enter server address
+const char* websockets_server_host = "192.168.2.30"; //Enter server address
 //const char* websockets_server_host = "serverip_or_name"; //Enter server address
 
 #define WEBSOCKETS_PORT     8080

examples/ESP32/Esp32-RepeatingClient/Esp32-RepeatingClient.ino

@@ -66,7 +66,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting ESP32-RepeatingClient on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart ESP32-RepeatingClient on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP32/Esp32-RepeatingClient/defines.h

@@ -36,7 +36,7 @@
 const char* ssid = "ssid"; //Enter SSID
 const char* password = "password"; //Enter Password
 
-const char* websockets_server_host = "192.168.2.119"; //Enter server address
+const char* websockets_server_host = "192.168.2.30"; //Enter server address
 //const char* websockets_server_host = "serverip_or_name"; //Enter server address
 
 #define WEBSOCKETS_PORT     8080

examples/ESP32/Esp32-Server/Esp32-Server.ino

@@ -81,7 +81,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting ESP32-Server on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart ESP32-Server on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   WiFi.mode(WIFI_STA);

examples/ESP32/InSecured-Esp32-Client/InSecured-Esp32-Client.ino

@@ -87,7 +87,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting WebSockets InSecured-ESP32-Client on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart InSecured-ESP32-Client on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP32/InSecured-Esp32-Client/defines.h

@@ -39,6 +39,7 @@
 const char* ssid = "ssid"; //Enter SSID
 const char* password = "password"; //Enter Password
 
+// Deprecated echo.websocket.org to be replaced or it won't work
 const char* websockets_connection_string = "wss://echo.websocket.org/"; //Enter server adress
 
 #define USING_INSECURE_MODE     true

examples/ESP32/Minimal-Esp32-Client/Minimal-Esp32-Client.ino

@@ -79,7 +79,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting Minimal-ESP32-Client on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart Minimal-ESP32-Client on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP32/Minimal-Esp32-Client/defines.h

@@ -39,7 +39,7 @@
 const char* ssid = "ssid"; //Enter SSID
 const char* password = "password"; //Enter Password
 
-const char* websockets_server_host = "192.168.2.95"; //Enter server address
+const char* websockets_server_host = "192.168.2.30"; //Enter server address
 //const char* websockets_server_host = "serverip_or_name"; //Enter server address
 
 #define WEBSOCKETS_PORT     8080

examples/ESP32/Secured-Esp32-Client/Secured-Esp32-Client.ino

@@ -77,7 +77,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting WebSockets Secured-ESP32-Client on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart Secured-ESP32-Client on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP32/Secured-Esp32-Client/defines.h

@@ -39,6 +39,7 @@
 const char* ssid = "ssid"; //Enter SSID
 const char* password = "password"; //Enter Password
 
+// Deprecated echo.websocket.org to be replaced or it won't work
 const char* websockets_connection_string = "wss://echo.websocket.org/"; //Enter server adress
 
 // KH, This certificate was updated 15.04.2021, 

examples/ESP8266/ESP8266-Client_SINRIC/ESP8266-Client_SINRIC.ino

@@ -181,7 +181,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting ESP8266-Client_SINRIC on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart ESP8266-Client_SINRIC on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP8266/Esp8266-AdvancedWebServer/Esp8266-AdvancedWebServer.ino

@@ -114,7 +114,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting Esp8266-AdvancedWebServer on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart ESP8266-AdvancedWebServer on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   Serial.print("Attempting to connect to SSID: ");

examples/ESP8266/Esp8266-Client/Esp8266-Client.ino

@@ -65,7 +65,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting ESP8266-Client on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart ESP8266-Client on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP8266/Esp8266-Client/defines.h

@@ -32,7 +32,7 @@
 const char* ssid = "ssid"; //Enter SSID
 const char* password = "password"; //Enter Password
 
-const char* websockets_server_host = "192.168.2.93"; //Enter server address
+const char* websockets_server_host = "192.168.2.30"; //Enter server address
 //const char* websockets_server_host = "serverip_or_name"; //Enter server address
 
 #define WEBSOCKETS_PORT   8080

examples/ESP8266/Esp8266-RepeatingClient/Esp8266-RepeatingClient.ino

@@ -71,7 +71,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting ESP8266-RepeatingClient on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart ESP8266-RepeatingClient on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP8266/Esp8266-RepeatingClient/defines.h

@@ -32,7 +32,7 @@
 const char* ssid = "ssid"; //Enter SSID
 const char* password = "password"; //Enter Password
 
-const char* websockets_server_host = "192.168.2.132"; //Enter server address
+const char* websockets_server_host = "192.168.2.30"; //Enter server address
 //const char* websockets_server_host = "serverip_or_name"; //Enter server address
 
 #define WEBSOCKETS_PORT   8080

examples/ESP8266/Esp8266-Server/Esp8266-Server.ino

@@ -81,7 +81,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting ESP8266-Server on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart ESP8266-Server on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP8266/InSecured-Esp8266-Client/InSecured-Esp8266-Client.ino

@@ -87,7 +87,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting InSecured-ESP8266-Client on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart InSecured-ESP8266-Client on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP8266/InSecured-Esp8266-Client/defines.h

@@ -32,6 +32,7 @@
 const char* ssid = "ssid"; //Enter SSID
 const char* password = "password"; //Enter Password
 
+// Deprecated echo.websocket.org to be replaced or it won't work
 const char* websockets_connection_string = "wss://echo.websocket.org/"; //Enter server adress
 
 #define USING_INSECURE_MODE     true

examples/ESP8266/Minimal-Esp8266-Client/Minimal-Esp8266-Client.ino

@@ -78,7 +78,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting ESP8266-Minimal-Client on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart Minimal-ESP8266-Client on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP8266/Minimal-Esp8266-Client/defines.h

@@ -32,7 +32,7 @@
 const char* ssid = "ssid"; //Enter SSID
 const char* password = "password"; //Enter Password
 
-const char* websockets_server_host = "192.168.2.95"; //Enter server address
+const char* websockets_server_host = "192.168.2.30"; //Enter server address
 //const char* websockets_server_host = "serverip_or_name"; //Enter server address
 
 #define WEBSOCKETS_PORT     8080

examples/ESP8266/Secured-Esp8266-Client/Secured-Esp8266-Client.ino

@@ -77,7 +77,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting Secured-ESP8266-Client on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart Secured-ESP8266-Client on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP8266/Secured-Esp8266-Client/defines.h

@@ -32,6 +32,7 @@
 const char* ssid = "ssid"; //Enter SSID
 const char* password = "password"; //Enter Password
 
+// Deprecated echo.websocket.org to be replaced or it won't work
 const char* websockets_connection_string = "wss://echo.websocket.org/"; //Enter server adress
 
 // To update SHA1 fingerprint, use Google Chrome to connect to https://www.websocket.org/echo.html 

examples/ESP8266/SecuredTwoWay-Esp8266-Client/SecuredTwoWay-Esp8266-Client.ino

@@ -175,7 +175,7 @@ void setup()
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.println("\nStarting SecuredTwoWay-ESP8266-Client on " + String(ARDUINO_BOARD));
+  Serial.print("\nStart SecuredTwoWay-ESP8266-Client on "); Serial.println(ARDUINO_BOARD);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
   // Connect to wifi

examples/ESP8266/SecuredTwoWay-Esp8266-Client/defines.h

@@ -32,6 +32,7 @@
 const char* ssid = "ssid"; //Enter SSID
 const char* password = "password"; //Enter Password
 
+// Deprecated echo.websocket.org to be replaced or it won't work
 const char* websockets_connection_string = "wss://echo.websocket.org/"; //Enter server adress
 
 /* NTP Time Servers */

examples/WT32_ETH01/WT32_ETH01_AdvancedWebServer/WT32_ETH01_AdvancedWebServer.ino

@@ -99,78 +99,30 @@ void drawGraph()
   server.send(200, "image/svg+xml", out);
 }
 
-void WiFiEvent(WiFiEvent_t event)
-{
-  switch (event)
-  {
-    case SYSTEM_EVENT_ETH_START:
-      Serial.println("\nETH Started");
-      //set eth hostname here
-      ETH.setHostname("WT32-ETH01");
-      break;
-    case SYSTEM_EVENT_ETH_CONNECTED:
-      Serial.println("ETH Connected");
-      break;
-
-    case SYSTEM_EVENT_ETH_GOT_IP:
-      if (!eth_connected)
-      {
-        Serial.print("ETH MAC: ");
-        Serial.print(ETH.macAddress());
-        Serial.print(", IPv4: ");
-        Serial.print(ETH.localIP());
-
-        if (ETH.fullDuplex())
-        {
-          Serial.print(", FULL_DUPLEX");
-        }
-
-        Serial.print(", ");
-        Serial.print(ETH.linkSpeed());
-        Serial.println("Mbps");
-        eth_connected = true;
-      }
-
-      break;
-
-    case SYSTEM_EVENT_ETH_DISCONNECTED:
-      Serial.println("ETH Disconnected");
-      eth_connected = false;
-      break;
-
-    case SYSTEM_EVENT_ETH_STOP:
-      Serial.println("\nETH Stopped");
-      eth_connected = false;
-      break;
-
-    default:
-      break;
-  }
-}
-
 void setup()
 {
   Serial.begin(115200);
   while (!Serial);
 
-  Serial.print("\nStarting WT32_ETH01_AdvancedWebServer on " + String(ARDUINO_BOARD));
-  Serial.println(" with " + String(SHIELD_TYPE));
+  Serial.print("\nStart WT32_ETH01_AdvancedWebServer on "); Serial.print(ARDUINO_BOARD);
+  Serial.print(" with "); Serial.println(SHIELD_TYPE);
   Serial.println(WEBSERVER_WT32_ETH01_VERSION);
   Serial.println(WEBSOCKETS2_GENERIC_VERSION);
 
+  // To be called before ETH.begin()
+  WT32_ETH01_onEvent();
+
   //bool begin(uint8_t phy_addr=ETH_PHY_ADDR, int power=ETH_PHY_POWER, int mdc=ETH_PHY_MDC, int mdio=ETH_PHY_MDIO, 
   //           eth_phy_type_t type=ETH_PHY_TYPE, eth_clock_mode_t clk_mode=ETH_CLK_MODE);
   //ETH.begin(ETH_PHY_ADDR, ETH_PHY_POWER, ETH_PHY_MDC, ETH_PHY_MDIO, ETH_PHY_TYPE, ETH_CLK_MODE);
   ETH.begin(ETH_PHY_ADDR, ETH_PHY_POWER);
 
   // Static IP, leave without this line to get IP via DHCP
   //bool config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1 = 0, IPAddress dns2 = 0);
-  ETH.config(serverIP, static_GW, static_SN, myDNS);
 
-  WiFi.onEvent(WiFiEvent);
+  ETH.config(serverIP, static_GW, static_SN, myDNS);
 
-  while (!eth_connected)
-    delay(100);
+  WT32_ETH01_waitForConnect();
 
   if (MDNS.begin("WT32_ETH01")) 
   {

examples/WT32_ETH01/WT32_ETH01_AdvancedWebServer/defines.h

@@ -28,13 +28,14 @@
   #error This code is intended to run on the ESP32 platform! Please check your Tools->Board setting.  
 #endif
 
+#define DEBUG_WEBSOCKETS_PORT               Serial
+// Debug Level from 0 to 4
+#define _WEBSOCKETS_LOGLEVEL_               3
+#define _ETHERNET_WEBSERVER_LOGLEVEL_       2
+
 #include <WebServer_WT32_ETH01.h>     // https://github.com/khoih-prog/WebServer_WT32_ETH01
 #include <ESPmDNS.h>
 
-#define DEBUG_WEBSOCKETS_PORT     Serial
-// Debug Level from 0 to 4
-#define _WEBSOCKETS_LOGLEVEL_     3
-
 const uint16_t websockets_server_port = 8080; // Enter server port
 
 // Select the IP address according to your local network
@@ -46,5 +47,4 @@ IPAddress static_SN(255, 255, 255, 0);
 // Google DNS Server IP
 IPAddress myDNS(8, 8, 8, 8);
 
-
 #endif      //defines_h