Wifi example

libraries/WiFi/examples/WiFiWebClient/WiFiWebClient.ino

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+/*
+  Web client
+
+ This sketch connects to a website (http://example.com) using the WiFi module.
+
+ This example is written for a network using WPA encryption. For
+ WEP or WPA, change the Wifi.begin() call accordingly.
+
+ Circuit:
+ * Arduino Portenta H7
+
+ created 13 July 2010
+ by dlf (Metodo2 srl)
+ modified 31 May 2012
+ by Tom Igoe
+ */
+
+#include <WiFi.h>
+
+#include "arduino_secrets.h" 
+///////please enter your sensitive data in the Secret tab/arduino_secrets.h
+char ssid[] = SECRET_SSID;        // your network SSID (name)
+char pass[] = SECRET_PASS;        // your network password (use for WPA, or use as key for WEP)
+int keyIndex = 0;                 // your network key Index number (needed only for WEP)
+
+int status = WL_IDLE_STATUS;
+// if you don't want to use DNS (and reduce your sketch size)
+// use the numeric IP instead of the name for the server:
+// IPAddress server(93,184,216,34);  // IP address for example.com (no DNS)
+char server[] = "example.com";       // host name for example.com (using DNS)
+
+WiFiClient client;
+
+void setup() {
+  //Initialize serial and wait for port to open:
+  Serial.begin(9600);
+  while (!Serial) {
+    ; // wait for serial port to connect. Needed for native USB port only
+  }
+
+  // check for the WiFi module:
+  if (WiFi.status() == WL_NO_SHIELD) {
+    Serial.println("Communication with WiFi module failed!");
+    // don't continue
+    while (true);
+  }
+
+  // attempt to connect to Wifi network:
+  while (status != WL_CONNECTED) {
+    Serial.print("Attempting to connect to SSID: ");
+    Serial.println(ssid);
+    // Connect to WPA/WPA2 network. Change this line if using open or WEP network:
+    status = WiFi.begin(ssid, pass);
+
+    // wait 3 seconds for connection:
+    delay(3000);
+  }
+  Serial.println("Connected to wifi");
+  printWifiStatus();
+
+  Serial.println("\nStarting connection to server...");
+  // if you get a connection, report back via serial:
+  if (client.connect(server, 80)) {
+    Serial.println("connected to server");
+    // Make a HTTP request:
+    client.println("GET /index.html HTTP/1.1");
+    client.print("Host: ");
+    client.println(server);
+    client.println("Connection: close");
+    client.println();
+  }
+}
+
+void loop() {
+  // if there are incoming bytes available
+  // from the server, read them and print them:
+  while (client.available()) {
+    char c = client.read();
+    Serial.write(c);
+  }
+
+  // if the server's disconnected, stop the client:
+  if (!client.connected()) {
+    Serial.println();
+    Serial.println("disconnecting from server.");
+    client.stop();
+
+    // do nothing forevermore:
+    while (true);
+  }
+}
+
+void printWifiStatus() {
+  // print the SSID of the network you're attached to:
+  Serial.print("SSID: ");
+  Serial.println(WiFi.SSID());
+
+  // print your board's IP address:
+  IPAddress ip = WiFi.localIP();
+  Serial.print("IP Address: ");
+  Serial.println(ip);
+
+  // print the received signal strength:
+  long rssi = WiFi.RSSI();
+  Serial.print("signal strength (RSSI):");
+  Serial.print(rssi);
+  Serial.println(" dBm");
+}

libraries/WiFi/examples/WiFiWebClient/arduino_secrets.h

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+#define SECRET_SSID ""
+#define SECRET_PASS ""