/*
SLdt  250823          Disclaimer: none. Sue me.

ATtiny1614: schreiben auf EEPROM
*/
#define F_CPU 3333333
#include <avr/io.h>
#include <util/delay.h>

int main(void)
{
  VPORTB.DIR = 0b00000100;                  // LED an B2 gegen GND
  *(uint8_t *) (0x1401) = 0xAB;
  *(uint8_t *) (0x1402) = 0xCD;
  *(uint8_t *) (0x1403) = 0xEF;
  _PROTECTED_WRITE_SPM(NVMCTRL.CTRLA, 3);   // 0x3 ERWP Erase and write page (NVMCTRL.ADDR selects which memory)

  _delay_ms(10);

  if (*((uint8_t *) (0x1402)) == 0xCD)
    VPORTB.OUT = 0b00000100;

  while(1)
  {
  }
}