ADLINK Express-IBR - Manual (Page 16)

Chapter 2 Product Overview
10 Reference Manual Express-IBR
Figure 2-3. Component Locations (Top Side)
I²C EEPROM
(U42) Atmel AT24C02C-
XHM-T 2-wire, 2Kb Serial
EEPROM Provides storage
for module
board status and
identification
through the I²C
pins on the
COM Express
interface
(B33–I2C_CK
and
B34–I2C_DAT)
Gigabit Ethernet
PHY
Transceiver
(U46) Intel 82579LM Ethernet PHY
transceiver for
10T/100TX/1000T
Gigabit Ethernet
function Provides a
standard IEEE
802.3 Ethernet
interface for
Ethernet transfer
rate up to 1000
Mb/s
Table 2-2. Major Integrated Circuit Descriptions and Functions (Continued)
U1
U3
U7
U9
U46
Key:
U1 - CPU
U3 - PCH
U7 - TPM
U9 - GPIO Generator
U46 - Gb Ethernet
Express-IBR_T
op_Comp_a