NanodeNetMon

#include <EtherCard.h>
#include <NanodeUNIO.h>

byte mymac[] = { 0x88,0x88,0x88,0x88,0x88,0x88 };
byte Ethernet::buffer[700];
static uint32_t timer;
char buf[20];
NanodeUNIO unio(NANODE_MAC_DEVICE);
boolean r;


void setup () {
  Serial.begin(57600);
  Serial.println("Nanode Network Monitor");
  getmac();

  if (ether.begin(sizeof Ethernet::buffer, mymac) == 0)
    Serial.println( "Failed to access Ethernet controller");
  if (!ether.dhcpSetup())
    Serial.println("DHCP failed");

  ether.printIp("IP:  ", ether.myip);
  ether.printIp("GW:  ", ether.gwip);

#if 1
  // use DNS to locate the IP address we want to ping
  if (!ether.dnsLookup(PSTR("www.google.com")));
    Serial.println("DNS failed");
#else
  ether.parseIp(ether.hisip, "209.85.147.105");
#endif
  ether.printIp("SRV: ", ether.hisip);

  // call this to report others pinging us
  ether.registerPingCallback(gotPinged);

  timer = -9999999; // start timing out right away
  Serial.println();
}

void loop () {
  word len = ether.packetReceive(); // go receive new packets
  word pos = ether.packetLoop(len); // respond to incoming pings

  // report whenever a reply to our outgoing ping comes back
  if (len > 0 && ether.packetLoopIcmpCheckReply(ether.hisip)) {
    Serial.print("  ");
    Serial.print((micros() - timer) * 0.001, 3);
    Serial.println(" ms");
  }

  // ping a remote server once every few seconds
  if (micros() - timer >= 5000000) {
    ether.printIp("Pinging: ", ether.hisip);
    timer = micros();
    ether.clientIcmpRequest(ether.hisip);
  }
}

// called when a ping comes in (replies to it are automatic)
static void gotPinged (byte* ptr) {
  ether.printIp(">>> ping from: ", ptr);
}

void getmac(){
  boolean mactest; char buf[20];
  NanodeUNIO unio(NANODE_MAC_DEVICE);
  Serial.print("Reading MAC address... ");
  mactest=unio.read(mymac,NANODE_MAC_ADDRESS,6);
  if (mactest){
    Serial.println("success");
  }
  else{
    Serial.println("failure");
  }
  sprintf(buf,"%02X:%02X:%02X:%02X:%02X:%02X",mymac[0],mymac[1],mymac[2],mymac[3],mymac[4],mymac[5]);
  Serial.print("MAC address is ");Serial.println(buf);
}