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Datasheet – SMSC USB2640i User Manual

Page 34

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Ultra Fast USB 2.0 Multi-Format Flash Media Controller/USB Hub Combo

Revision 2.0 (10-03-08)

34

SMSC USB2640/USB2641

DATASHEET

7.3.3.1

AAh-B0h: Lun 0 Identifier String

7.3.3.2

B1h-B7h: Lun 1 Identifier String

7.3.3.3

B8h-BEh: Lun 2 Identifier String

7.3.3.4

BFh-C5h: Lun 3 Identifier String

7.3.3.5

C6h-CDh: Inquiry Vendor String

BYTE

NUMBER

BYTE NAME

STRING

DESCRIPTION

6:0

LUN0_ID_STR

“COMBO”

These bytes are used to specify the LUN descriptor

returned by the device. These bytes are used in

combination with the LUN to device mapping bytes

in applications where the OEM wishes to reorder

and rename the LUNs or utilizes a combo socket

and wishes to rename the LUN.

BYTE

NUMBER

BYTE NAME

STRING

DESCRIPTION

6:0

LUN1_ID_STR

“MS”

These bytes are used to specify the LUN descriptor

returned by the device. These bytes are used in

combination with the LUN to device mapping bytes

in applications where the OEM wishes to reorder

and rename the LUNs or utilizes a combo socket

and wishes to rename the LUN.

BYTE

NUMBER

BYTE NAME

STRING

DESCRIPTION

6:0

LUN2_ID_STR

“SM”

These bytes are used to specify the LUN descriptor

returned by the device. These bytes are used in

combination with the LUN to device mapping bytes

in applications where the OEM wishes to reorder

and rename the LUNs or utilizes a combo socket

and wishes to rename the LUN.

BYTE

NUMBER

BYTE NAME

STRING

DESCRIPTION

6:0

LUN3_ID_STR

“SD/MMC”

These bytes are used to specify the LUN descriptor

returned by the device. These bytes are used in

combination with the LUN to device mapping bytes

in applications where the OEM wishes to reorder

and rename the LUNs or utilizes a combo socket

and wishes to rename the LUN.

BYTE

NUMBER

BYTE NAME

STRING

DESCRIPTION

7:0

INQ_VEN_STR

“Generic”

If bit 4 of the 1st attribute byte is set, the device will

use these strings in response to a USB inquiry

command, instead of the USB Descriptor

Manufacturer and Product ID Strings.

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