Arduino Voltmeter |DIY Voltmeter with Arduino| Arduino Voltm

                                            
                                            
                                            
                                            
                                            
                                                                      // THE SCREWDRIVER         
          
          
          
          
          #include <LiquidCrystal_I2C.h>


  float vol=0;
  int input=0;

  LiquidCrystal_I2C lcd(0x20,16,2);     // set the LCD address to 0x27 for a 16 chars and 2 line display


  void setup(){

  lcd.init();                          // initialize the lcd 
  lcd.init();
  lcd.backlight();
  lcd.setCursor(1,0);
  lcd.clear();
  lcd.print("Arduino");
  lcd.setCursor(0,1);
  lcd.print("Voltmeter");
  delay(1500);
  lcd.clear();
  lcd.print("By - The ");
  lcd.setCursor(0,1);
  lcd.print("Screwdriver");        // Don't Forget to Subscribe on YouTube ------ The Screwdriver :)
  delay(2000);
  lcd.clear();
  pinMode(A0,INPUT);
  Serial.begin(9600);               // starting the Serial Monitor
  
}
    void loop(){
  input=analogRead(A0);            //analogRead function is used to recive analog data
  vol=(input*5.0)/1024.0;          //formula using for perform action
  lcd.print("voltage is:");
  lcd.setCursor(0,1);
  delay(100);
  lcd.print(vol);
  
  delay(1000);
  lcd.clear();
}