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ConnectX®-3 Dual Port 40Gb/s and 56Gb/s Mezzanine Card for Dell User Manual Rev 1.0
Mellanox Technologies
13
A jumper inserted into the drill on each adapter card indicates to the device whether an on-board
Flash device is to be used or not. Table 4 provides information on this jumper.
Table 4 - Jumper Configuration
Description Option
Card Default
Configuration
Flash present/
not present
connection open – Flash present
connection shorted – Flash not present
connection open –
Flash present
2.3.3 EEPROM
The mezzanine cards incorporate an EEPROM that is accessible through the I
2
C-compatible inter-
face. The EEPROM capacity is 4Kb. The EEPROM is used for storing the Vital Product Data
(VPD) and FRU.
The PCI VPD (Vital Product Data) layout for each of the mezzanine cards com-
plies with the format defined in the PCI 3.0 Specification,
Appendix I.
Table 5 - 0J05YT VPD Layout
Offset
(Decimal)
Item Value Format Description
0 Large Resource Type ID
String Tag (0x02)
0x82
1 Length [7:0] LSB 0x14
2 Length [15:8] MSB 0x0
3 Data DELL ConnectX-3
Mezz
STR
23 Large Resource Type VPD-R
Tag (0x10)
0x90
24 Length [7:0] LSB 0x51
25 Length [15:8] MSB 0x00
26 VPD Keyword PN STR Add in Card Part Number
28 Length 0x15
29 Part Number PN %STR_SPC
50 VPD Keyword EC STR Engineering Change Level of
the card (rev)
52 Length 0x3
53 Revision RV %STR PCB revision
56 VPD Keyword SN STR Serial Number
58 Length 0x14