WIFI MODULE CODE

 #include "UbidotsEsp32Mqtt.h"

const char *WIFI_SSID = " M1269Galaxy67";      // Put your Wi-Fi SSID here

const char *WIFI_PASS = "raji1234";      // Put your Wi-Fi password here

const char *UBIDOTS_TOKEN = "BBUS-jDOPvemaBYQifSNqldosg3xGe3XtPB";  // Put your Ubidots TOKEN here

const char *DEVICE_LABEL = "iot-energy-meter";   // Device label for all variables

const char *VRMS_VARIABLE_LABEL = "VRMS"; // Variable label for VRMS

const char *IRMS_VARIABLE_LABEL = "IRMS"; // Variable label for IRMS

const char *POWER_VARIABLE_LABEL = "POWER"; // Variable label for POWER

const char *POWER_FACTOR_VARIABLE_LABEL = "POWER_FACTOR"; // Variable label for POWER_FACTOR

const char *ENERGY_VARIABLE_LABEL = "ENERGY"; // Variable label for ENERGY

const int PUBLISH_FREQUENCY = 2000; // Update rate in milliseconds

Ubidots ubidots(UBIDOTS_TOKEN);

void setup() {

  Serial.begin(9600);

  ubidots.connectToWifi(WIFI_SSID, WIFI_PASS);

  ubidots.setup();

}

void loop() {

  if (!ubidots.connected()) {

    ubidots.reconnect();

  }

  if (Serial.available() > 0) {

    String rxed = Serial.readStringUntil('\n');

    String vrms_string = rxed.substring(0, 6);

    String irms_string = rxed.substring(6, 12);

    String powerfactor_string = rxed.substring(12, 18);

    String power_string = rxed.substring(18, 24);

    String energy_string = rxed.substring(24, 30);

    float vrms = vrms_string.toFloat();

    float irms = irms_string.toFloat();

    float power = power_string.toFloat();

    float powerfactor = powerfactor_string.toFloat();

    float energy = energy_string.toFloat();

    Serial.print("Vrms: ");

    Serial.print(vrms);

    Serial.print(", ");

    Serial.print("Irms: ");

    Serial.print(irms);

    Serial.print(", ");

    Serial.print("Power factor: ");

    Serial.print(powerfactor);

    Serial.print(", ");

    Serial.print("Power: ");

    Serial.print(power);

    Serial.print(", ");

    Serial.print("Energy: ");

    Serial.println(energy);

    ubidots.add(VRMS_VARIABLE_LABEL, vrms);

    ubidots.add(IRMS_VARIABLE_LABEL, irms);

    ubidots.add(POWER_VARIABLE_LABEL, power);

    ubidots.add(POWER_FACTOR_VARIABLE_LABEL, powerfactor);

    ubidots.add(ENERGY_VARIABLE_LABEL, energy);

    ubidots.publish(DEVICE_LABEL);

    delay(500);

  }

  ubidots.loop();

}