unsigned char EEPROM_read(unsigned int address)
{
/* Wait for completion of previous write */
while(!(NVM.STATUS & NVM_NVMBUSY_bm ));
/* Set up address register */
NVM.ADDR0 = address;
/* Start eeprom read by writing EERE */
NVM.STATUS |= NVM_CMD_READ_EEPROM_gc ;
/* Return data from data register */
return NVM.DATA0;
}