CHAPTER 3 THEORY OF OPERATION
3-16
1.3.8 EEPROM
The EEPROM is X24C01A type of two-wire method with a 128 x 8 bits configuration.
Fig. 3-18
The EEPROM is X24C04 type of two-wire method with a 512 x 8 bits configuration.
Fig. 3-19
The EEPROM is X24C32 type of two-wire method with a 4096 x 8 bits configuration.
Fig. 3-20
1.3.9 Reset circuit
The reset IC is a RN5VD42A. The reset voltage is 4.2V (typ.) and the LOW period of reset is
80ms (typ.)
Fig. 3-21
HL-1250
HL-1270N
HL-1030/1240
HL-1030/1240