diff options
Diffstat (limited to 'libraries/Ethernet/examples')
4 files changed, 20 insertions, 93 deletions
diff --git a/libraries/Ethernet/examples/DnsWebClient/DnsWebClient.ino b/libraries/Ethernet/examples/DnsWebClient/DnsWebClient.ino deleted file mode 100644 index c14abf4..0000000 --- a/libraries/Ethernet/examples/DnsWebClient/DnsWebClient.ino +++ /dev/null @@ -1,81 +0,0 @@ -/* - DNS and DHCP-based 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 - by David A. Mellis - modified 9 Apr 2012 - by Tom Igoe, based on work by Adrian McEwen - - */ - -#include <SPI.h> -#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, 0xAA, 0xBB, 0xCC, 0xDE, 0x02 }; -char serverName[] = "www.google.com"; - -// 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 - } - - - // start the Ethernet connection: - if (Ethernet.begin(mac) == 0) { - Serial.println("Failed to configure Ethernet using DHCP"); - // no point in carrying on, so do nothing forevermore: - while(true); - } - // give the Ethernet shield a second to initialize: - delay(1000); - Serial.println("connecting..."); - - // if you get a connection, report back via serial: - - if (client.connect(serverName, 80)) { - Serial.println("connected"); - // Make a HTTP request: - client.println("GET /search?q=arduino HTTP/1.0"); - client.println(); - } - else { - // kf 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: - while(true); - } -} - diff --git a/libraries/Ethernet/examples/TwitterClient/TwitterClient.ino b/libraries/Ethernet/examples/TwitterClient/TwitterClient.ino index 3587d72..9fee1fe 100644 --- a/libraries/Ethernet/examples/TwitterClient/TwitterClient.ino +++ b/libraries/Ethernet/examples/TwitterClient/TwitterClient.ino @@ -127,6 +127,7 @@ void connectToServer() { // make HTTP GET request to twitter: client.println("GET /1/statuses/user_timeline.xml?screen_name=arduino&count=1 HTTP/1.1"); client.println("HOST: api.twitter.com"); + client.println("Connection: close"); client.println(); } // note the time of this connect attempt: diff --git a/libraries/Ethernet/examples/WebClient/WebClient.ino b/libraries/Ethernet/examples/WebClient/WebClient.ino index 5d5d7f2..40523a4 100644 --- a/libraries/Ethernet/examples/WebClient/WebClient.ino +++ b/libraries/Ethernet/examples/WebClient/WebClient.ino @@ -8,8 +8,9 @@ * Ethernet shield attached to pins 10, 11, 12, 13 created 18 Dec 2009 - modified 9 Apr 2012 by David A. Mellis + modified 9 Apr 2012 + by Tom Igoe, based on work by Adrian McEwen */ @@ -18,8 +19,14 @@ // Enter a MAC address for your controller below. // Newer Ethernet shields have a MAC address printed on a sticker on the shield -byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED }; -IPAddress server(173,194,33,104); // Google +byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED }; +// 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) + +// Set the static IP address to use if the DHCP fails to assign +IPAddress ip(192,168,0,177); // Initialize the Ethernet client library // with the IP address and port of the server @@ -37,8 +44,8 @@ void setup() { if (Ethernet.begin(mac) == 0) { Serial.println("Failed to configure Ethernet using DHCP"); // no point in carrying on, so do nothing forevermore: - for(;;) - ; + // try to congifure using IP address instead of DHCP: + Ethernet.begin(mac, ip); } // give the Ethernet shield a second to initialize: delay(1000); @@ -48,7 +55,9 @@ void setup() { if (client.connect(server, 80)) { Serial.println("connected"); // Make a HTTP request: - client.println("GET /search?q=arduino HTTP/1.0"); + client.println("GET /search?q=arduino HTTP/1.1"); + client.println("Host: www.google.com"); + client.println("Connection: close"); client.println(); } else { @@ -73,8 +82,7 @@ void loop() client.stop(); // do nothing forevermore: - for(;;) - ; + while(true); } } diff --git a/libraries/Ethernet/examples/WebServer/WebServer.ino b/libraries/Ethernet/examples/WebServer/WebServer.ino index 0573f05..5e5d67a 100644 --- a/libraries/Ethernet/examples/WebServer/WebServer.ino +++ b/libraries/Ethernet/examples/WebServer/WebServer.ino @@ -22,7 +22,7 @@ // The IP address will be dependent on your local network: byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED }; -IPAddress ip(192,168,1, 177); +IPAddress ip(192,168,1,177); // Initialize the Ethernet server library // with the IP address and port you want to use @@ -63,12 +63,11 @@ void loop() { // send a standard http response header client.println("HTTP/1.1 200 OK"); client.println("Content-Type: text/html"); - client.println("Connection: close"); + 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>"); - // 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); |