arduino-0022

arduino-0022-linux-x64/libraries/Ethernet/examples/WebServer/WebServer.pde

@@ -0,0 +1,82 @@
+/*
+  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 4 Sep 2010
+ 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 };
+byte 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):
+Server server(80);
+
+void setup()
+{
+  // start the Ethernet connection and the server:
+  Ethernet.begin(mac, ip);
+  server.begin();
+}
+
+void loop()
+{
+  // listen for incoming clients
+  Client client = server.available();
+  if (client) {
+    // an http request ends with a blank line
+    boolean currentLineIsBlank = true;
+    while (client.connected()) {
+      if (client.available()) {
+        char c = client.read();
+        // 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();
+
+          // output the value of each analog input pin
+          for (int analogChannel = 0; analogChannel < 6; analogChannel++) {
+            client.print("analog input ");
+            client.print(analogChannel);
+            client.print(" is ");
+            client.print(analogRead(analogChannel));
+            client.println("<br />");
+          }
+          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();
+  }
+}