51 lines
1.3 KiB
Arduino
51 lines
1.3 KiB
Arduino
|
// Demo using DHCP and DNS to perform a web client request.
|
||
|
|
// 2011-06-08 <jc@wippler.nl> http://opensource.org/licenses/mit-license.php
|
||
|
|
|
||
|
|
#include <EtherCard.h>
|
||
|
|
|
||
|
|
// ethernet interface mac address, must be unique on the LAN
|
||
|
|
static byte mymac[] = { 0x74,0x69,0x69,0x2D,0x30,0x31 };
|
||
|
|
|
||
|
|
byte Ethernet::buffer[700];
|
||
|
|
static uint32_t timer;
|
||
|
|
|
||
|
|
const char website[] PROGMEM = "www.google.com";
|
||
|
|
|
||
|
|
// called when the client request is complete
|
||
|
|
static void my_callback (byte status, word off, word len) {
|
||
|
|
Serial.println(">>>");
|
||
|
|
Ethernet::buffer[off+300] = 0;
|
||
|
|
Serial.print((const char*) Ethernet::buffer + off);
|
||
|
|
Serial.println("...");
|
||
|
|
}
|
||
|
|
|
||
|
|
void setup () {
|
||
|
|
Serial.begin(57600);
|
||
|
|
Serial.println(F("\n[webClient]"));
|
||
|
|
|
||
|
|
if (ether.begin(sizeof Ethernet::buffer, mymac) == 0)
|
||
|
|
Serial.println(F("Failed to access Ethernet controller"));
|
||
|
|
if (!ether.dhcpSetup())
|
||
|
|
Serial.println(F("DHCP failed"));
|
||
|
|
|
||
|
|
ether.printIp("IP: ", ether.myip);
|
||
|
|
ether.printIp("GW: ", ether.gwip);
|
||
|
|
ether.printIp("DNS: ", ether.dnsip);
|
||
|
|
|
||
|
|
if (!ether.dnsLookup(website))
|
||
|
|
Serial.println("DNS failed");
|
||
|
|
|
||
|
|
ether.printIp("SRV: ", ether.hisip);
|
||
|
|
}
|
||
|
|
|
||
|
|
void loop () {
|
||
|
|
ether.packetLoop(ether.packetReceive());
|
||
|
|
|
||
|
|
if (millis() > timer) {
|
||
|
|
timer = millis() + 5000;
|
||
|
|
Serial.println();
|
||
|
|
Serial.print("<<< REQ ");
|
||
|
|
ether.browseUrl(PSTR("/foo/"), "bar", website, my_callback);
|
||
|
|
}
|
||
|
|
}
|