uIP auf einem Atmega

#include <avr/io.h>

#include <stdint.h>

#include <inttypes.h>

#include <stdio.h>

#include <util/delay.h>

#include "uart.h"

#include "spi.h"

#include "config.h"

#include "network.h"

//#include "uip/uip/uip.h"

//#include "uip/uip/uip_arp.h"

//#include "uip/uip/timer.h"

#define BAUD 103

static FILE mystdout = FDEV_SETUP_STREAM(uart_putchar,NULL,_FDEV_SETUP_WRITE);

int main(void){

    DDRD = (1 << DDD7) | (1 << DDD6) | (1<< DDD5) | (1<< DDD4) | (1<< DDD3) | (1<< DDD2);

    PORTD = 0x00;

    PORTD &= ~(1 << PD7);

  stdout = &mystdout;

  PORTD &= ~(1 << PD6);

  //uip_ipaddr_t IpAddr;

  //Initialisierungen

  uart_init(BAUD);

  PORTD &= ~(1 << PD5);  uint16_t i = 0;

  uint16_t stat = 0;

  PORTD &= ~(1 << PD4);

  while(1){

    //printf("Der Controller laeuft...\n");

    uart_write('a');

        i = 0;

    while(i <= 100){

            _delay_ms(10);

            i++;

    }

    if(stat == 1){

            stat = 0;

            PORTD |= (1 << PD4);

        }

        else{

            stat = 1;

            PORTD &= ~(1 << PD4);

        }

  }

  return 0;

}