Atmega32 - USART

#define F_CPU 16000000UL

#define UART_BAUDRATE  1200

#define UART_SETTING  ((F_CPU/16L/UART_BAUDRATE)-1)

#include <avr/io.h>

#include <util/delay.h>

void USART_Init(unsigned int baud)

{

  UBRRH = (unsigned char)(baud>>8);

  UBRRL = (unsigned char)baud;

  UCSRB = (1<<RXEN)|(1<<TXEN);

  UCSRC = (1<<URSEL)|(1<<USBS)|(3<<UCSZ0);

}

void USART_Transmit( unsigned char data )

{

  while ( !( UCSRA & (1<<UDRE)) );

  UDR = data;

}

int main(void)

{

    USART_Init(UART_SETTING);

    while(1)

  {

    USART_Transmit('x');

    _delay_ms(500);

    }

}