Dell user manual Eeprom, Flash, Jumper Configuration, MCQH29-XDR VPD

Rev 1.0

I/O Card Interfaces

2.4.2EEPROM

The I/O card incorporates an EEPROM that is accessible through the I2C-compatible interface. The EEPROM is used for storing the Vital Product Data (VPD). The VPD format adheres to the PCI Local Bus Specification Rev 2.3 VPD definition. The EEPROM capacity is 4Kb.

2.4.3Flash

The I/O card includes one SPI Flash device accessible via the Flash interface of the MT25408B0 ConnectX-2 device.

There is a jumper on the card that indicates to the device whether an on-board Flash device is to be used. Table 6 provides information on this jumper. See the schematic in Figure 14 on page 23 for the jumper location.

Table 6 - Jumper Configuration

Description	Option	Card Default	Comments
		Configuration
Flash present/	connection open – Flash present	connection open –	Header 1x2
not present	connection shorted – Flash not present	Flash present
	Figure 4: Flash Jumper

2.5EEPROM VPD

The I/O card incorporates an EEPROM that is accessible through the I2C-compatible interface. The EEPROM is used for storing the Vital Product Data (VPD) and FRU. The VPD format adheres to the PCI Local Bus specification rev 2.3 VPD definition. The EEPROM capacity is 4Kb.

Table 7 - MCQH29-XDR VPD

Offset (Decimal)	Item	Value	Format	Description
0	Large Resource Type ID String Tag (0x02)	0x82
1	Length	0x12
3	Data	"DELL PE C6100	Alphanumeric	Short description / ID
		MEZZ IB QDR"
21	Large Resource Type VPD-R Tag (0x10)	0x90		Read Only Area
22	Length	0x43
24	VPD Keyword	“PN”	Numbers	Add in Card Part Number
26	Length	0x6
27	Data	“059MP7”
33	VPD Keyword	“EC”	Alphanumeric	Engineering Change Level of the
				card (rev)
35	Length	0x3

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