Water_Salt_Sugar_LCD

Version 2.0

/* This Code is tested by WinHtut
 * Green Hackers Team
 * Whatever you do
 * Whatever you want
 * As you like!
 */
 #include <Wire.h>
 #include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x3F, 2, 1, 0, 4, 5, 6, 7, 3, POSITIVE);
int water=A0;
int sugarwater=A1;
int saltwater=A2;

int normal_water=0;
int normal_sugarwater=0;
int normal_saltwater=0;

float V_of_NormalWater=0;
float V_of_SugarWater=0;
float V_of_SaltWater=0;
float Resistance_of_NormalWater=0;
float Resistance_of_SugarWater=0;
float Resistance_of_SaltWater=0;


void setup() {
  lcd.begin(20, 4);
  Serial.begin(9600);
  Serial.println("Welcome To GreenHackersTeam");
  Serial.println("_________WinHtut__________");
}

void loop() {
  
  
  normal_water=analogRead(water);
  Serial.print("AnalogValueOf_normal_water= ");
  Serial.println(normal_water);
  V_of_NormalWater=normal_water*(5.0/1023.0);
  Serial.print("Voltage of NormalWater = ");
  Serial.print(V_of_NormalWater);
  Serial.println(" V");
  Resistance_of_NormalWater=V_of_NormalWater/(40.0/1000.0);
  Serial.print("Resistance_of_NormalWater = ");
  Serial.print(Resistance_of_NormalWater);
  Serial.println(" Ohm");
  Serial.println(" ---");
  lcd.print("A_Value=");
  lcd.println(normal_water);
  lcd.print("V_Water=");
  lcd.println(V_of_NormalWater);
  lcd.print("R_Water=");
  lcd.print(Resistance_of_NormalWater);
  lcd.println("ohm");
  
  delay(3000);
  lcd.clear();
  
  
  normal_sugarwater=analogRead(sugarwater);
  Serial.print("AnalogValueOf_sugarwater= ");
  Serial.println(normal_sugarwater);
   V_of_SugarWater=normal_sugarwater*(5.0/1023.0);
   Serial.print("Voltage of SugarWater= ");
   Serial.print(V_of_SugarWater);
   Serial.println(" V");   
   Resistance_of_SugarWater=V_of_SugarWater/(40.0/1000.0);
   Serial.print("Resistance_of_SugarWater = ");
  Serial.print(Resistance_of_SugarWater);
  Serial.println(" Ohm");   
   Serial.println(" ----");
   
   lcd.print("A_Value=");
  lcd.println(normal_sugarwater);
  lcd.print("V_SuWater=");
  lcd.println(V_of_SugarWater);
  lcd.print("R_SuWater=");
  lcd.print(Resistance_of_SugarWater);
  lcd.println("ohm");
  delay(3000);
  lcd.clear();

   
  
  normal_saltwater=analogRead(saltwater);
  Serial.print("AnalogValueOf_saltwater= ");
  Serial.println(normal_saltwater);
   V_of_SaltWater=normal_saltwater*(5.0/1023.0);
   Serial.print("Voltage of Salt Water = ");
   Serial.print(V_of_SaltWater);
   Serial.println(" V");
   Resistance_of_SaltWater=V_of_SaltWater/(40.0/1000.0);
   Serial.print("Resistance_of_SaltWater = ");
  Serial.print(Resistance_of_SaltWater);
  Serial.println(" Ohm");
   
   Serial.println(" ---");

  lcd.print("A_Value=");
  lcd.println(normal_saltwater);
  lcd.print("V_SaWater=");
  lcd.println(V_of_SaltWater);
  lcd.print("R_SaWater=");
  lcd.print(Resistance_of_SaltWater);
  lcd.println("ohm");

  lcd.clear();
 

  delay(10000);
  
}