Untitled

#include <EtherCard.h>

// ethernet mac address - must be unique on your network
static byte mymac[] = { 0x74,0x69,0x69,0x2D,0x30,0x31 };
// ethernet interface ip address
static byte myip[] = { 192,168,1,199 };
// gateway ip address
static byte gwip[] = { 192,168,1,252 };

byte Ethernet::buffer[500]; // tcp/ip send and receive buffer

// Using a Variable for the Pin, but it is not necessary
const int red_pin = 2;
const int orange_pin = 4;
const int green_pin = 6;

// Some stuff for responding to the request
char* on = "ON";
char* off = "OFF";
char* statusLabel;
char* buttonLabel;

// Small web page to return so the request is completed
char page[] PROGMEM =
"HTTP/1.0 200 OK\r\n"
"Content-Type: text/html\r\n"
"Retry-After: 600\r\n"
"\r\n"
"<html>"
  "<head><title>"
    "Arduino 192.168.1.199"
  "</title></head>"
  "<body>"
   "<h3>Arduino 192.168.1.199</h3>"
  "</body>"
"</html>"
;

void setup(){
  Serial.begin(9600);      // open the serial port at 9600 bps:

// Set Pin2 to be an Output
  pinMode(red_pin, OUTPUT);
// Set Pin4 to be an Output
  pinMode(orange_pin, OUTPUT);
  // Set Pin6 to be an Output
  pinMode(green_pin, OUTPUT);

//test om bij opstarten alle lampen even te laten branden
digitalWrite(red_pin, LOW);
digitalWrite(orange_pin, LOW);
digitalWrite(green_pin, LOW);

delay(500);

digitalWrite(red_pin, LOW);
digitalWrite(orange_pin, LOW);
digitalWrite(green_pin, HIGH);

delay(500);

digitalWrite(red_pin, LOW);
digitalWrite(orange_pin, HIGH);
digitalWrite(green_pin, LOW);

delay(500);

digitalWrite(red_pin, HIGH);
digitalWrite(orange_pin, LOW);
digitalWrite(green_pin, LOW);

delay(500);

digitalWrite(red_pin, LOW);
digitalWrite(orange_pin, LOW);
digitalWrite(green_pin, LOW);


  // Zorgen dat bij aanzetten Arduino de groene lamp standaard brand
  digitalWrite(green_pin, HIGH);

// Scary complex intializing of the EtherCard - I don't understand this stuff (yet0
  ether.begin(sizeof Ethernet::buffer, mymac);
// Set IP using Static
  ether.staticSetup(myip, gwip);
}

int ledState = 0;
int blink = 0;

//TOGEVOEGD 28-04
long previousMillis = 0; //houdt de vorige millis bij
long interval = 1000;     //elke 1000 milliseconden willen we ledState veranderen

void loop()
{
    word len = ether.packetReceive();
    word pos = ether.packetLoop(len);
    unsigned long currentMillis = millis();

    // state=OK ---> Green LED on
    if(strstr((char *)Ethernet::buffer + pos, "GET /?state=ok") != 0)
    {
        Serial.println("Received state=ok command");
        digitalWrite(red_pin, LOW);
        digitalWrite(orange_pin, LOW);
        digitalWrite(green_pin, HIGH);
        blink = false;
    }

    // state=warning ---> Orange LED on
    if(strstr((char *)Ethernet::buffer + pos, "GET /?state=warning") != 0)
    {
        Serial.println("Received state=warning command");
        digitalWrite(red_pin, LOW);
        digitalWrite(orange_pin, HIGH);
        digitalWrite(green_pin, LOW);
        blink = false;
    }

    // IF state=critical
    if(strstr((char *)Ethernet::buffer + pos, "GET /?state=critical") != 0)
    {
        Serial.println("Received state=critical command");

        digitalWrite(red_pin, LOW);
        digitalWrite(orange_pin, LOW);
        digitalWrite(green_pin, LOW);
        blink = true;
    }

    ////TOGEVOEGD 28-04
    if(blink)
    {
        //1000 milliseconden voorbij? Ja -> verander ledState en schrijf dit naar de LED
        if(currentMillis - previousMillis > interval)
        {
            previousMillis = currentMillis;

            //Vorige keer LOW geschreven? Dan schrijven we nu HIGH en andersom.
            if (ledState == LOW)
            {
                ledState = HIGH;
            }
            else
            {
                ledState = LOW;
            }
            digitalWrite(red_pin, ledState);
        }
    }

    //Return a page so the request is completed.
    memcpy_P(ether.tcpOffset(), page, sizeof page);
    ether.httpServerReply(sizeof page - 1);
}