IoT Pool Monitor

main.cpp

#include "ThingsBoard.h"
#include "ISE_pH.h"
#include "ISE_ORP.h"

ISE_pH  pH(19, 23);
ISE_ORP ORP(19, 23, 0x3E);

void setup()
{
  thingsboard_Init();
}

void loop()
{
  String data;
  const size_t bufferSize = JSON_OBJECT_SIZE(3);
  DynamicJsonBuffer jsonBuffer(bufferSize);
  JsonObject& root = jsonBuffer.createObject();

  root["pH "] = String(pH.measurepH());
  root["mV "] = String(ORP.measureORP());
  root["C "]  = String(pH.measureTemp());

  root.printTo(data);
  thingsboard_Publish(data);
  client.loop();
}

ThingsBoard.h

#include <WiFi.h>
#include <PubSubClient.h>
#include <ArduinoJson.h>

WiFiClient   wifiClient;
PubSubClient client(wifiClient);

// your network information
const char *ssid     = "";
const char *password = "";

// get this information from the website
char device[] = "";
char token[]  = "";
char server[] = "";

bool thingsboard_Publish(String data) {
  if (!client.connected())
  {
    while (!client.connect(device, token, NULL))
    {
      delay(100);
    }
  }

  String payload = data;
  char   attributes[100];
  payload.toCharArray(attributes, 100);
  client.publish("v1/devices/me/telemetry", attributes);
}

void thingsboard_Init() {
  if (strcmp(WiFi.SSID().c_str(), ssid) != 0)
  {
    WiFi.begin(ssid, password);
  }

  while (WiFi.status() != WL_CONNECTED)
  {
    delay(500);
  }
  client.setServer(server, 1883);
}