| 0x00 | FLASH_PAGE_BYTES | Flash page size (bytes) | 2 bytes |
| 0x02 | FLASH_BYTES | Flash size (bytes) | 4 bytes |
| 0x06 | FLASH_BASE | Base address of flash (word address) | 4 bytes |
| 0x0A | BOOT_SECTION_START | Start address of boot section (word address) | 4 bytes |
| 0x0E | SRAM_START | Start address of SRAM (byte address) | 2 bytes |
| 0x10 | EEPROM_SIZE | EEPROM size (bytes) | 2 bytes |
| 0x12 | EEPROM_PAGE_SIZE | EEPROM page size (bytes) | 1 byte |
| 0x13 | OCD_REV | OCD revision | 1 byte |
| 0x18 | OCDR_ADDR | OCDR address | 1 byte |
| 0x19 | EEARH_ADDR | EEARH address (or EEAR address if only one byte EEAR
register) | 1 byte |
| 0x1A | EEARL_ADDR | EEARL address (or EEAR address if only one byte EEAR
register) | 1 byte |
| 0x1B | EECR_ADDR | EECR address | 1 byte |
| 0x1C | EEDR_ADDR | EEDR address | 1 byte |
| 0x1D | SPMCR_ADDR | SPMCR address | 1 byte |
| 0x1E | OSCCAL_ADDR | OSCCAL address | 1 byte |