diff options
Diffstat (limited to 'libraries/WiFi/examples/WifiWebServer')
| -rw-r--r-- | libraries/WiFi/examples/WifiWebServer/WifiWebServer.ino | 132 | 
1 files changed, 132 insertions, 0 deletions
diff --git a/libraries/WiFi/examples/WifiWebServer/WifiWebServer.ino b/libraries/WiFi/examples/WifiWebServer/WifiWebServer.ino new file mode 100644 index 0000000..ac5f056 --- /dev/null +++ b/libraries/WiFi/examples/WifiWebServer/WifiWebServer.ino @@ -0,0 +1,132 @@ +/* +  Web  Server +  + A simple web server that shows the value of the analog input pins. + using a WiFi shield. +  + This example is written for a network using WPA encryption. For  + WEP or WPA, change the Wifi.begin() call accordingly. +  + Circuit: + * WiFi shield attached + * Analog inputs attached to pins A0 through A5 (optional) +  + 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 +int keyIndex = 0;                 // your network key Index number (needed only for WEP) + +int status = WL_IDLE_STATUS; + +WiFiServer server(80); + +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); +  }  +  server.begin(); +  // you're connected now, so print out the status: +  printWifiStatus(); +} + + +void loop() { +  // listen for incoming clients +  WiFiClient client = server.available(); +  if (client) { +    Serial.println("new client"); +    // an http request ends with a blank line +    boolean currentLineIsBlank = true; +    while (client.connected()) { +      if (client.available()) { +        char c = client.read(); +        Serial.write(c); +        // if you've gotten to the end of the line (received a newline +        // character) and the line is blank, the http request has ended, +        // so you can send a reply +        if (c == '\n' && currentLineIsBlank) { +          // send a standard http response header +          client.println("HTTP/1.1 200 OK"); +          client.println("Content-Type: text/html"); +          client.println("Connnection: close"); +          client.println(); +          client.println("<!DOCTYPE HTML>"); +          client.println("<html>"); +          // add a meta refresh tag, so the browser pulls again every 5 seconds: +          client.println("<meta http-equiv=\"refresh\" content=\"5\">"); +          // output the value of each analog input pin +          for (int analogChannel = 0; analogChannel < 6; analogChannel++) { +            int sensorReading = analogRead(analogChannel); +            client.print("analog input "); +            client.print(analogChannel); +            client.print(" is "); +            client.print(sensorReading); +            client.println("<br />");        +          } +          client.println("</html>"); +           break; +        } +        if (c == '\n') { +          // you're starting a new line +          currentLineIsBlank = true; +        }  +        else if (c != '\r') { +          // you've gotten a character on the current line +          currentLineIsBlank = false; +        } +      } +    } +    // give the web browser time to receive the data +    delay(1); +      // close the connection: +      client.stop(); +      Serial.println("client disonnected"); +  } +} + + +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"); +} +  | 
