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RXi2-BP Hardware Reference Manual
Section 7
GFK-3187B
November 2020
Troubleshooting
28
Section 7:
Hardware and Firmware Programmable
Devices
7.1
SMBUS Devices
Device
Address [7b format]
Function
PI6CDBL402B
6Eh
Clock Buffer 4x
TCA9554
20h
SMB Port Expander
EMC2213
2Eh
Temperatur Controller
PI7C9X2G608GP
68h
PCIe Switch
7.2
I2C Devices
Device
Address [7b format]
Function
24C64
57h
Carrier EEPROM
TCA9554
20h
I2C Port Expander
7.3
Ethernet
The Ethernet controllers provide an iNVM, which contains the MAC address, as well as their
configuration. This content is not accessible to the user.
7.4
PCIe Switch
The PCIe switch has a dedicated EEPROM connected for configuration and is not accessible to the user.
7.5
Multi I/O
The Multi I/O controller (in this system, configured to 2x serial and 1x SPI bridge) has a dedicated
EEPROM connected for configuration and is not accessible to the user.