Deklaration:

/* Empfaenger Impuls Register */
volatile struct Impuls_Struct EEMEM Impuls_Structs_eeprom = \
{ Impuls_Zeit:3750, Impuls_Pause:55000,\
  Impuls_Zeit_Min:2250, Impuls_Pause_Min:50000,\
  Impuls_Zeit_Max:5250, Impuls_Pause_Max:60000};

/* ADC und Gluehung Struktur */
volatile struct Alarm_Struct EEMEM Alarm_Structs_eeprom = \
{ Spannung1_Alarm_1:160, Spannung1_Alarm_2:145,\
  Spannung2_Alarm_1:160, Spannung2_Alarm_2:145,\
  Spannung3_Alarm_1:240, Spannung3_Alarm_2:20,\
  Gluehung_Step1:3300, Gluehung_Step2:3000,\
  Gluehung_Timer2_Step1:235, Gluehung_Timer2_Step2:225 };

volatile struct Impuls_Struct EEMEM Save_Impuls_Structs_eeprom;
volatile struct Alarm_Struct EEMEM Save_Alarm_Structs_eeprom;

volatile struct Alarm_Struct Alarm_Structs;
volatile struct Impuls_Struct Impuls_Structs;



Lesen aus dem EEPROM:

/* Read the eeprom data */
do {} while (!(eeprom_is_ready()));
eeprom_read_block((void *) &Impuls_Structs, (const void *) &Save_Impuls_Structs_eeprom, (size_t) sizeof(Impuls_Structs));
eeprom_read_block((void *) &Alarm_Structs, (const void *) &Save_Alarm_Structs_eeprom, (size_t) sizeof(Alarm_Structs));

/* when no Save-Data, then read the original */
if(!(Impuls_Structs.Impuls_Zeit)) {
	eeprom_read_block((void *) &Impuls_Structs, (const void *) &Impuls_Structs_eeprom, (size_t) sizeof(Impuls_Structs));
	eeprom_read_block((void *) &Alarm_Structs, (const void *) &Alarm_Structs_eeprom, (size_t) sizeof(Alarm_Structs));
}



Schreiben in EEPROM:

/* disable interrupt */
cli();
/* wait for EEPROM ready */
do {} while (!(eeprom_is_ready()));
/* write structs to EEPROM */
eeprom_write_block((const void *) &Impuls_Structs, (void *) &Save_Impuls_Structs_eeprom, (size_t) sizeof(Impuls_Structs));
do {} while (!(eeprom_is_ready()));
/* write structs to EEPROM */
eeprom_write_block((const void *) &Alarm_Structs, (void *) &Save_Alarm_Structs_eeprom, (size_t) sizeof(Alarm_Structs));
/* enable interrupt */
sei();