Reference Guide

Item
Type (e.g. Flash PROM, EEPROM)
Can user
programs or
operating
system write
data to it during
normal
operation?
Purpose? (e.g. boot
code)
Optional PCIe switch board
SPI Serial EEPROM
SPI EEPROM
No
Configuration data
External FRU
I2C EEPROM
No
FRU data
Item
How is data input to this memory?
How is this memory write protected?
Optional PCIe switch board
SPI Serial EEPROM
Programmed at ICT during
production
N/A
External FRU
Programmed at ICT during
production
N/A
Item
Non-
Volatile or
Volatile
Quantity
Reference Designator
Size
Optional PCIe switch
board
SPI Serial EEPROM
Non-Volatile
1
U2
256 Kb
External FRU
Non-Volatile
1
U7
256 Bytes