3.3.4 EEPROM

The board features one 2-Kbit EEPROM, 24AA025E48.

The EEPROM is connected to the TWI bus corresponding to FLEXCOM10 (PB20 and PB19).

The EEPROM embeds one EUI-48 address which can be used to assign a MAC address to one of the GMAC interfaces.

Figure 3-25. EEPROM Schematic

The device address is fixed at 0x51.

Table 3-11. EEPROM Signal Description
PIOSignal NameSignal Description
PB19EEPROM_TWCK_PB19EEPROM TWI Clock signal
PB20EEPROM_TWD_PB20EEPROM TWI Data signal