3 axis arduino code

/*
 * Project name:
     3 AXIS ACCELEROMETER  
 * Copyright
     (c) Researchdesignlab.com
 * Description:
    
 * Test configuration:
     MCU:             ATMEGA328
     Dev.Board:       Arduino uno
     Oscillator:      16 MHz
     Software:        Arduino

*/



#include <LiquidCrystal.h>

LiquidCrystal lcd(6, 7, 2, 3, 4, 5);      // initialize the library with the numbers of the interface pins

const int groundpin = 18;             // analog input pin 4 -- ground
const int powerpin = 19;              // analog input pin 5 -- voltage
const int xpin = A3;                  // x-axis of the accelerometer
const int ypin = A2;                  // y-axis
const int zpin = A1;                  // z-axis (only on 3-axis models)

void setup()
{
  lcd.begin(16,2);
  pinMode(groundpin, OUTPUT);
  pinMode(powerpin, OUTPUT);
  digitalWrite(groundpin, LOW); 
  digitalWrite(powerpin, HIGH);
}

void loop()
{
  
  lcd.print(analogRead(xpin));    // print the sensor values:
  lcd.print(" ");                 // print a tab between values:
  lcd.print(analogRead(ypin));
  lcd.print(" ");
  lcd.print(analogRead(zpin));
  lcd.println();
  delay(100);                     // delay before next reading:
}