58 lines
1.6 KiB
Arduino
58 lines
1.6 KiB
Arduino
|
// This demo does web requests to a fixed IP address, using a fixed gateway.
|
||
|
|
// 2010-11-27 <jc@wippler.nl> http://opensource.org/licenses/mit-license.php
|
||
|
|
|
||
|
|
#include <EtherCard.h>
|
||
|
|
|
||
|
|
#define REQUEST_RATE 5000 // milliseconds
|
||
|
|
|
||
|
|
// ethernet interface mac address
|
||
|
|
static byte mymac[] = { 0x74,0x69,0x69,0x2D,0x30,0x31 };
|
||
|
|
// ethernet interface ip address
|
||
|
|
static byte myip[] = { 192,168,1,203 };
|
||
|
|
// gateway ip address
|
||
|
|
static byte gwip[] = { 192,168,1,1 };
|
||
|
|
// remote website ip address and port
|
||
|
|
static byte hisip[] = { 74,125,79,99 };
|
||
|
|
// remote website name
|
||
|
|
const char website[] PROGMEM = "google.com";
|
||
|
|
|
||
|
|
byte Ethernet::buffer[300]; // a very small tcp/ip buffer is enough here
|
||
|
|
static long timer;
|
||
|
|
|
||
|
|
// called when the client request is complete
|
||
|
|
static void my_result_cb (byte status, word off, word len) {
|
||
|
|
Serial.print("<<< reply ");
|
||
|
|
Serial.print(millis() - timer);
|
||
|
|
Serial.println(" ms");
|
||
|
|
Serial.println((const char*) Ethernet::buffer + off);
|
||
|
|
}
|
||
|
|
|
||
|
|
void setup () {
|
||
|
|
Serial.begin(57600);
|
||
|
|
Serial.println("\n[getStaticIP]");
|
||
|
|
|
||
|
|
if (ether.begin(sizeof Ethernet::buffer, mymac) == 0)
|
||
|
|
Serial.println( "Failed to access Ethernet controller");
|
||
|
|
|
||
|
|
ether.staticSetup(myip, gwip);
|
||
|
|
|
||
|
|
ether.copyIp(ether.hisip, hisip);
|
||
|
|
ether.printIp("Server: ", ether.hisip);
|
||
|
|
|
||
|
|
while (ether.clientWaitingGw())
|
||
|
|
ether.packetLoop(ether.packetReceive());
|
||
|
|
Serial.println("Gateway found");
|
||
|
|
|
||
|
|
timer = - REQUEST_RATE; // start timing out right away
|
||
|
|
}
|
||
|
|
|
||
|
|
void loop () {
|
||
|
|
ether.packetLoop(ether.packetReceive());
|
||
|
|
|
||
|
|
if (millis() > timer + REQUEST_RATE) {
|
||
|
|
timer = millis();
|
||
|
|
Serial.println("\n>>> REQ");
|
||
|
|
ether.browseUrl(PSTR("/foo/"), "bar", website, my_result_cb);
|
||
|
|
}
|
||
|
|
}
|