Ethernet Web Server /* Web Server A simple web server Circuit
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Ethernet Web Server
/*
Web Server
A simple web server
Circuit:
* Ethernet shield attached to pins 10, 11, 12, 13
*
* web browserdan http://161.9.162.147:8081 yazılacak , ip adres ipconfigle öğren
*/
//------------------------------------------------------------------------------------------------------#include <SPI.h>
#include <Ethernet.h>
// Enter a MAC address and IP address for your controller below.
byte mac[] = {0x90, 0xA2, 0xDA, 0x0D, 0x48, 0xD3 };
// The IP address will be dependent on your local network:
// assign an IP address for the controller:
IPAddress ip(161,9,162,147);
IPAddress gateway(161,9,162,1);
IPAddress subnet(255, 255, 255, 0);
// Initialize the Ethernet server library with the port you want to use.
EthernetServer server(8081);
String readString;
//------------------------------------------------------------------------------------------------------//------------------------------------------------// Any extra codes for Declaration :
// Declare Pin 8 as an LED because thats what we will be connecting the LED to.You could use any
other pin and would then have to change the pin number.
int led = 8;
//------------------------------------------------//------------------------------------------------------------------------------------------------------void setup()
{
//-------------------------------------------------
// Extra Set up code:
pinMode(led, OUTPUT); //pin selected to control
//------------------------------------------------//------------------------------------------------------------------------------------------------------//enable serial data print
Serial.begin(9600);
//start Ethernet
Ethernet.begin(mac, ip, gateway, subnet);
server.begin();
Serial.print("Server is at ");
Serial.println(Ethernet.localIP());
Serial.println("LED Controller Test 1.0");
}
//------------------------------------------------------------------------------------------------------//-------------------------------------------------------------------------------------------------------
void loop()
{
// listen for incoming clients
EthernetClient client = server.available();
if (client)
{
Serial.println("new client");
while (client.connected())
{
if (client.available())
{
char c = client.read();
//read char by char HTTP request
if (readString.length() < 100)
{
//store characters to string
readString += c;
//Serial.print(c);
Serial.write(c);
// if you've gotten to the end of the line (received a newline
// character) and the line is blank, the http request has ended,
// so you can send a reply
//if HTTP request has ended
if (c == '\n') {
Serial.println(readString); //print to serial monitor for debuging
//-------------------------------------------------------------------------------------------------------// Needed to Display Site:
client.println("HTTP/1.1 200 OK"); //send new page
client.println("Content-Type: text/html");
client.println();
client.println("<HTML>");
client.println("<HEAD>");
//-------------------------------------------------------------------------------------------------------//-------------------------------------------------
// what is being Displayed :
client.println("<TITLE>Home Automation</TITLE>");
client.println("<center>");
client.println("</HEAD>");
client.println("<BODY>");
client.println("<H1>Home Automation</H1>");
client.println("<hr />");
client.println("<center>");
client.println("<a href=\"/?lighton\"\">Turn On Light</a>");
client.println("<br />");
client.println("<br />");
client.println("<a href=\"/?lightoff\"\">Turn Off Light</a><br />");
client.println("</BODY>");
client.println("</HTML>");
delay(1);
//stopping client
client.stop();
//------------------------------------------------// Code which needs to be Implemented:
if(readString.indexOf("?lighton") >0)//checks for on
{
digitalWrite(8, HIGH); // set pin 8 high
Serial.println("Led On");
}
else{
if(readString.indexOf("?lightoff") >0)//checks for off
{
digitalWrite(8, LOW); // set pin 8 low
Serial.println("Led Off");
}
}
//clearing string for next read
readString="";
// give the web browser time to receive the data
delay(1);
// close the connection:
client.stop();
Serial.println("client disonnected");
}
}
}
}
}
}
