#include <Wire.h>
#include <LiquidCrystal.h>

LiquidCrystal lcd(8, 9, 4, 5, 6, 7);
int pHSense = A0;

void setup() {

  Serial.begin(9600);
  delay(100);
  //Wire.begin(2,14);
  //lcd.init();
  //lcd.backlight();
  //lcd.setCursor(0,0);
  //lcd.print("14CORE | pH Probe ");
  //lcd.setCursor(0,1);
  //lcd.print(">Initializing...");
  //delay(4000);
  // lcd.clear();
  //lcd.setCursor(0,0);
  //lcd.print("14CORE | pH Sense");
  Serial.println("14CORE | pH Sense");

}

void loop(){
    int measuringVal = analogRead(pHSense);
    Serial.print("Measuring Raw Value > ");
    Serial.print(measuringVal);

    double vltValue = 5/1024.0 * measuringVal;
    Serial.print("Voltage Value > ");
    Serial.print(vltValue, 3);

    float P0 = 7 + ((2.5 - vltValue) / 0.18);
    Serial.print("");
    Serial.print("pH Value > ");
    Serial.print(P0, 3);
    Serial.print("");
    delay(3000);
}