Brother HL-1060 - Manual (Page 26)

CHAPTER II -10
1.3.7 Optional Serial I/O
The interrupt of the serial I/O is input to the EXINT terminal of the ASIC, and recognized by
the CPU. A 32-byte space for a register is provided for this I/O, which is read and written to
by the CPU.
Fig. 2.9
1.3.8 EEPROM
The EEPROM is an X24C04F two-wire type with a 512 x 8bits configuration.
Fig. 2.10