#include <LiquidCrystal_I2C.h>
#define LCM_I2C_ADDRESS   0x3f 
 
LiquidCrystal_I2C lcd(0x27, 16,2);

 #define HUMAN_SENSOR_PIN  2  


void setup()
{
  Serial.begin(9600);

  pinMode(HUMAN_SENSOR_PIN, INPUT);           
  digitalWrite(HUMAN_SENSOR_PIN, HIGH);      
   lcd.begin(16,2);
   lcd.clear();
   lcd.print("christiee");  
   lcd.setCursor(0,1);
   lcd.print("Demo 001");
   delay(2000);    
}

void loop()
{
   int value = digitalRead(HUMAN_SENSOR_PIN); 
   lcd.setCursor ( 0, 1 ); 
   if (value==1)
      lcd.print("> Found <");  
   else 
      lcd.print("> ----- <");   
   delay(200);
}