#define F_CPU 1000000

#include <avr/io.h>
#include <util/delay.h>
#include <stdlib.h>
#define BAUD 4800


//This function is used to initialize the USART
//at a given UBRR value
void USARTInit()
{
    // USART initialization
    // Communication Parameters: 8 Data, 1 Stop, No Parity
    // USART Receiver: On
    // USART Transmitter: On
    // USART Mode: Asynchronous
    // USART Baud Rate: 4800
    UCSRA=0x00;
    UCSRB=0x18;
    UCSRC=0x86;
    UBRRH=0x00;
    UBRRL=0x67;
}
char USARTReadChar()
{
    while(!(UCSRA & (1<<RXC)))
    {
    }
    return UDR;
}

void USARTWriteChar(char data)
{
    //Wait untill the transmitter is ready
    while(!(UCSRA & (1<<UDRE)))
    {
    }
    UDR=data; // Transfer the data to the UDR
}

int main()
{
    char data;
    USARTInit();   // initialization USART 
    while(1)      
    {
        /*data=USARTReadChar();    // Read the data from port give the data from RX
        USARTWriteChar('[');     // write '[' on TX to send to the computer
        USARTWriteChar(data);    // write the data on TX to send to the computer
        USARTWriteChar(']');     // write ']' on TX to send to the computer*/#






		UDR = ('x');	// soll NUR ein x in Hyperlink schreiben
	
	s
    }
}