Ardiono2

#include <LiquidCrystal.h>

const int rs = 8, en = 9, d4 = 2, d5 = 3, d6 = 4, d7 = 5;
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

void setup()
{
  DDRD|=0x40;//setare Timer0 mod Fast PWM
  TCCR0A=0x83;
  TCCR0B=0x02;//setare comunicatie cu aceiasi parametri ca si emitatorul
  UBRR0=0x67;//9600 baud UBRR=103
  UCSR0B=(1<<RXEN0);//validare receptie
  UCSR0C=(1<<USBS0)|(1<<UCSZ00)|(1<<UCSZ01);//2 biti stop,8 bit data
  lcd.begin(16, 2);
}
void loop()
{
  lcd.setCursor(0, 0);
  while(!(UCSR0A&(1<<RXC0)))delay(10);//asteapta un numar receptionat in UDR0
  lcd.write(UDR0);
  delay(10);
}