// Watch video here: https://www.youtube.com/watch?v=M4mVDnlnzSA
// UIP is a proper library for Arduino Nano Ethernet shield
// NOTE: UIPEthernet library is not needed if you are using Arduino UNO/Duemilanove/Mega/etc.
// UIPEthernet library is used for Arduino Nano Ethernet Shield
#include <UIPEthernet.h> // Used for Ethernet
// **** ETHERNET SETTING ****
byte mac[] = { 0x90, 0xA2, 0xDA, 0x0D, 0x78, 0xEE };
// Change the IP below to your subnet if you have any issues
// IPAddress ip(192, 168, 0, 115);
IPAddress ip(192, 168, 1, 115);
EthernetServer server(80);
void setup() {
Serial.begin(9600);
// start the Ethernet connection and the server:
Ethernet.begin(mac, ip);
server.begin();
Serial.print("IP Address: ");
Serial.println(Ethernet.localIP());
}
void loop() {
// listen for incoming clients
EthernetClient client = server.available();
if (client)
{
Serial.println("-> New Connection");
// an http request ends with a blank line
boolean currentLineIsBlank = true;
while (client.connected())
{
if (client.available())
{
char c = client.read();
// 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 (c == '\n' && currentLineIsBlank)
{
client.println("<html><title>Hello World!</title><body><h3>Hello World!</h3></body>");
break;
}
if (c == '\n') {
// you're starting a new line
currentLineIsBlank = true;
}
else if (c != '\r')
{
// you've gotten a character on the current line
currentLineIsBlank = false;
}
}
}
// give the web browser time to receive the data
delay(10);
// close the connection:
client.stop();
Serial.println(" Disconnected\n");
}
}
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