Atmega64C1 Bootloader schreibt nicht in Flash

#include <stdint.h>

#include <inttypes.h>

#include <avr/io.h>

#include <avr/wdt.h>

#include <avr/interrupt.h>

#include <avr/boot.h>

#include <avr/pgmspace.h>

#include "typedefs.h"

#include "driver/can/can_drv.h"

#include "driver/can/reduced_can_lib.h"

void boot_program_page (uint32_t page, uint8_t *buf)

{

   uint16_t i;

   uint8_t sreg;

   // Disable interrupts.

   sreg = SREG;

   cli();

   eeprom_busy_wait ();

   boot_page_erase (page);

   boot_spm_busy_wait ();      // Wait until the memory is erased.

   for (i=0; i<SPM_PAGESIZE; i+=2)

   {

      // Set up little-endian word.

      uint16_t w = *buf++;

      w += (*buf++) << 8;

      boot_page_fill (page + i, w);

   }

   boot_page_write (page);     // Store buffer in flash page.

   boot_spm_busy_wait();       // Wait until the memory is written.

   // Reenable RWW-section again. We need this if we want to jump back

   // to the application after bootloading.

   boot_rww_enable ();

   // Re-enable interrupts (if they were ever enabled).

   SREG = sreg;

}

int main(void)

{

   uint8_t TextToPage[] = {"It is a period of civil war. Rebel spaceships, striking from a hidden base, have won their first victory against the evil Galactic Empire. ..."}; //Text zum Posten hier gekürzt

   cli();

   wdt_disable();

   boot_program_page (1, TextToPage);

   while (1) 

   {

   }

}