diff options
Diffstat (limited to 'libraries/Ethernet/examples/WebServer')
| -rw-r--r-- | libraries/Ethernet/examples/WebServer/WebServer.ino | 100 | 
1 files changed, 100 insertions, 0 deletions
| diff --git a/libraries/Ethernet/examples/WebServer/WebServer.ino b/libraries/Ethernet/examples/WebServer/WebServer.ino new file mode 100644 index 0000000..5e5d67a --- /dev/null +++ b/libraries/Ethernet/examples/WebServer/WebServer.ino @@ -0,0 +1,100 @@ +/* +  Web Server +  + A simple web server that shows the value of the analog input pins. + using an Arduino Wiznet Ethernet shield.  +  + Circuit: + * Ethernet shield attached to pins 10, 11, 12, 13 + * Analog inputs attached to pins A0 through A5 (optional) +  + created 18 Dec 2009 + by David A. Mellis + modified 9 Apr 2012 + by Tom Igoe +  + */ + +#include <SPI.h> +#include <Ethernet.h> + +// Enter a MAC address and IP address for your controller below. +// The IP address will be dependent on your local network: +byte mac[] = {  +  0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED }; +IPAddress ip(192,168,1,177); + +// Initialize the Ethernet server library +// with the IP address and port you want to use  +// (port 80 is default for HTTP): +EthernetServer server(80); + +void setup() { + // Open serial communications and wait for port to open: +  Serial.begin(9600); +   while (!Serial) { +    ; // wait for serial port to connect. Needed for Leonardo only +  } + + +  // start the Ethernet connection and the server: +  Ethernet.begin(mac, ip); +  server.begin(); +  Serial.print("server is at "); +  Serial.println(Ethernet.localIP()); +} + + +void loop() { +  // listen for incoming clients +  EthernetClient 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("Connection: close");  // the connection will be closed after completion of the response +	  client.println("Refresh: 5");  // refresh the page automatically every 5 sec +          client.println(); +          client.println("<!DOCTYPE HTML>"); +          client.println("<html>"); +          // 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"); +  } +} + | 
