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- /*
- Web client
- This sketch connects to a website (http://www.google.com)
- using an Arduino Wiznet Ethernet shield.
- Circuit:
- * Ethernet shield attached to pins 10, 11, 12, 13
- created 18 Dec 2009
- modified 9 Apr 2012
- by David A. Mellis
- */
- //#include <SPI.h> - not needed on Galileo
- #include <Ethernet.h>
- // Enter a MAC address for your controller below.
- // Newer Ethernet shields have a MAC address printed on a sticker on the shield
- //byte mac[] = { 0x00, 0x13, 0x20, 0xFF, 0x11, 0xF1 }; // Arduino's artificial mac address - not needed on Galileo
- IPAddress server(173,194,33,104); // Google
- // 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):
- EthernetClient client;
- 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
- }
- delay(3000);
- // start the Ethernet connection: - not needed on Galileo
- ///if (Ethernet.begin(mac) == 0) { - not needed on Galileo
- ///Serial.println("Failed to configure Ethernet using DHCP"); - not needed on Galileo
- // no point in carrying on, so do nothing forevermore: - not needed on Galileo
- ///for(;;) - not needed on Galileo
- /// ; - not needed on Galileo
- ///} - not needed on Galileo
- // give the Ethernet shield a second to initialize: - not needed on Galileo
- ///delay(1000); - not needed on Galileo
- Serial.println("connecting...");
- // if you get a connection, report back via serial:
- if (client.connect(server, 80)) {
- Serial.println("connected");
- // Make a HTTP request:
- client.println("GET /search?q=arduino HTTP/1.0");
- client.println();
- }
- else {
- // if you didn't get a connection to the server:
- Serial.println("connection failed");
- }
- }
- void loop()
- {
- // if there are incoming bytes available
- // from the server, read them and print them:
- if (client.available()) {
- char c = client.read();
- Serial.print(c);
- }
- // if the server's disconnected, stop the client:
- if (!client.connected()) {
- Serial.println();
- Serial.println("disconnecting.");
- client.stop();
- // do nothing forevermore:
- for(;;)
- ;
- }
- }
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