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arduino-0018-linux-x64

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Eve Entropia 2010-03-30 20:09:55 +02:00
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<title>Arduino - ClientAvailable </title>
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<div class="title"><a href="http://www.arduino.cc"/>Arduino</a></div>
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<p><strong>Reference</strong> &nbsp; <a class='wikilink' href='index.html'>Language</a> (<a class='wikilink' href='Extended.html'>extended</a>) | <a class='wikilink' href='Libraries.html'>Libraries</a> | <a class='wikilink' href='Comparison.html'>Comparison</a> | <a class='wikilink' href='Changes.html'>Changes</a>
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<p class='vspace'></p><p><a class='wikilink' href='Ethernet.html'>Ethernet</a> : <em>Client</em> class
</p>
<p class='vspace'></p><h2>available()</h2>
<h4>Description</h4>
<p>Returns the number of bytes available for reading (that is, the amount of data that has been written to the client by the server it is connected to).
</p>
<p class='vspace'></p><h4>Syntax</h4>
<p><em>client</em>.available()
</p>
<p class='vspace'></p><h4>Parameters</h4>
<p>none
</p>
<p class='vspace'></p><h4>Returns</h4>
<p>The number of bytes available.
</p>
<p class='vspace'></p><pre>
#include &lt;Ethernet.h&gt;
byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };
byte ip[] = { 10, 0, 0, 177 };
byte server[] = { 64, 233, 187, 99 }; // Google
Client client(server, 80);
void setup()
{
Ethernet.begin(mac, ip);
Serial.begin(9600);
delay(1000);
Serial.println("connecting...");
if (client.connect()) {
Serial.println("connected");
client.println("GET /search?q=arduino HTTP/1.0");
client.println();
} else {
Serial.println("connection failed");
}
}
void loop()
{
if (client.available()) {
char c = client.read();
Serial.print(c);
}
if (!client.connected()) {
Serial.println();
Serial.println("disconnecting.");
client.stop();
for(;;)
;
}
}
</pre>
<p class='vspace'></p><p><a class='wikilink' href='index.html'>Reference Home</a>
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<p class='vspace'></p><p><em>Corrections, suggestions, and new documentation should be posted to the <a class='urllink' href='http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?board=swbugs' rel='nofollow'>Forum</a>.</em>
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