Energy Monitor Arduino Sketch

#include <Dhcp.h>
#include <Dns.h>
#include <Ethernet2.h>
#include <EthernetClient.h>
#include <EthernetServer.h>
#include <EthernetUdp2.h>
#include <Twitter.h>
#include <util.h>
#include <millisDelay.h>
#include <PubSubClient.h>
#define CLIENT_ID       "Power Meter I/O"
millisDelay publishDelay;

#define ct1 A0
#define ct2 A1

uint8_t mac[6] = {0xDE, 0xAD, 0x5E, 0xEF, 0x8E, 0xED};
byte ip[] = { 192, 168, 1, 50 }; //SET STATIC IP ADDRESS OF MODULE - Change to something in your ip range

EthernetClient ethClient;
PubSubClient mqttClient;

//CT Fine Tuning - Value used for math equation
float ctdivision = 10.23;

void setup() {
  pinMode(A0, INPUT);
  pinMode(A1, INPUT);

  // setup serial communication

  Serial.begin(9600);
  while (!Serial) {};
  Serial.println(F("Energy Monitor I/O"));
  Serial.println();

  Ethernet.begin(mac,ip);

  Serial.print("IP address: ");
  Serial.println(Ethernet.localIP());
  Serial.println();

  mqttClient.setClient(ethClient);
  mqttClient.setServer( "192.168.1.10", 1883); //SET TO YOUR MQTT SERVER IP
  mqttClient.setCallback(callback);


publishDelay.start(1000);

}

void reconnect() {
  // Loop until we're reconnected
  while (!mqttClient.connected()) {
    Serial.print("Attempting MQTT connection...");
       if (mqttClient.connect(CLIENT_ID)) {
      Serial.println("connected");
      mqttClient.publish("sensor/power/connect", "true");
    } else {
      Serial.print("failed, rc=");
      Serial.print(mqttClient.state());
      Serial.println(" try again in 5 seconds");
      // Wait 5 seconds before retrying
      delay(5000);
    }
  }
}


void loop() {

if (!mqttClient.connected()) {
    reconnect();
  }

  mqttClient.loop();

  if (publishDelay.justFinished()) {
      sendData();
      publishDelay.repeat();
  }

}


void sendData() {
if (!mqttClient.connected()) {
    reconnect();
 }

  int ct1Reading = analogRead(ct1);
  ct1Reading = ct1Reading / ctdivision;
  char ct1Amp[8];
  dtostrf(ct1Reading, 1, 2, ct1Amp);

  int ct2Reading = analogRead(ct2);
  ct2Reading = ct2Reading / ctdivision;
  char ct2Amp[8];
  dtostrf(ct2Reading, 1, 2, ct2Amp);




  Serial.println("------------------------------------");
  Serial.println("Current Data - 1 Second Refresh");
  Serial.println();

  Serial.print("L1:");
  Serial.println(ct1Amp);
  Serial.println(ct1Reading);
  Serial.print("L2:");
  Serial.println(ct2Amp);
  Serial.println(ct2Reading);
  Serial.println("------------------------------------");

  if (mqttClient.connect(CLIENT_ID)) {
    mqttClient.publish("sensor/power/L1", ct1Amp);
    mqttClient.publish("sensor/power/L2", ct2Amp);
  }
}


void callback(char* topic, byte* payload, unsigned int length) {


}