/*
 * sendingThroughSerial.c
 * Example 11-11 for Atmega328
 *
 * Created: 4/14/2015 9:53:10 PM
 */ 

#define F_CPU 16000000UL
#include <avr/io.h>

void usart_init (void);
void usart_send (unsigned char ch);

int main(void)
{
	unsigned char str[] = "The Earth is but one country and mankind its citizens.\r";
	unsigned char strLenght = 55;
	unsigned char i = 0;

	usart_init();

	while(1)
	{
		usart_send(str[i++]);
		
		if (i >= strLenght)
			i = 0;
	}
	
	return 0;
}

void usart_init (void)
{
	UCSR0B = (1<<TXEN0) ;
	UCSR0C = (1<< UCSZ01)|(1<<UCSZ00);
	UBRR0L = ((F_CPU/16)/9600) - 1;
}

void usart_send (unsigned char ch)
{
	while (! (UCSR0A & (1<<UDRE0)));

	UDR0 = ch ;
}