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| author | Federico Fissore <f.fissore@arduino.cc> | 2013-05-13 16:58:10 +0200 | 
|---|---|---|
| committer | Federico Fissore <f.fissore@arduino.cc> | 2013-05-13 16:58:10 +0200 | 
| commit | b70954ea256f94afdd941e2c89a086887b496c13 (patch) | |
| tree | bd9fb74f61b1351a32b8b48cef8f04863d9d6df8 /libraries/WiFi/examples/WiFiWebClient | |
| parent | c48c0f9e2cebe0e3ebda7aa5c4f9096b9586ed9e (diff) | |
| parent | 7207108255a772474b322151cb0fd113e8030afe (diff) | |
Merge remote-tracking branch 'arduino/ide-1.5.x' into ide-1.5.x-discovery
Diffstat (limited to 'libraries/WiFi/examples/WiFiWebClient')
| -rw-r--r-- | libraries/WiFi/examples/WiFiWebClient/WiFiWebClient.ino | 121 | 
1 files changed, 121 insertions, 0 deletions
diff --git a/libraries/WiFi/examples/WiFiWebClient/WiFiWebClient.ino b/libraries/WiFi/examples/WiFiWebClient/WiFiWebClient.ino new file mode 100644 index 0000000..310ec46 --- /dev/null +++ b/libraries/WiFi/examples/WiFiWebClient/WiFiWebClient.ino @@ -0,0 +1,121 @@ + +/* +  Web client +  + This sketch connects to a website (http://www.google.com) + using a WiFi shield. +  + This example is written for a network using WPA encryption. For  + WEP or WPA, change the Wifi.begin() call accordingly. +  + This example is written for a network using WPA encryption. For  + WEP or WPA, change the Wifi.begin() call accordingly. +  + Circuit: + * WiFi shield attached +  + created 13 July 2010 + by dlf (Metodo2 srl) + modified 31 May 2012 + by Tom Igoe + */ + + +#include <SPI.h> +#include <WiFi.h> + +char ssid[] = "yourNetwork"; //  your network SSID (name)  +char pass[] = "secretPassword";    // 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(74,125,232,128);  // numeric IP for Google (no DNS) +char server[] = "www.google.com";    // name address for Google (using DNS) + +// Initialize the Ethernet client library +// with the IP address and port of the server  +// that you want to connect to (port 80 is default for HTTP): +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 Leonardo only +  } +   +  // check for the presence of the shield: +  if (WiFi.status() == WL_NO_SHIELD) { +    Serial.println("WiFi shield not present");  +    // 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 10 seconds for connection: +    delay(10000); +  }  +  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 /search?q=arduino HTTP/1.1"); +    client.println("Host: www.google.com"); +    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 WiFi shield'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"); +} + + + + +  | 
