USB4640 datasheet(34/64 Pages) SMSC

34 / 64 page

High Speed Inter-Chip (HSIC) USB 2.0 Hub and Flash Media Controller

Datasheet

Revision 1.0 (06-09-09)

SMSC USB4640/USB4640i

DATASHEET

8.4.1.11

23h: USB Manufacturer String Descriptor Type

8.4.1.12

24h-31h: USB Manufacturer String Option

8.4.1.13

32h-5Dh: Reserved

8.4.1.14

5Eh: USB Product String Descriptor Length

8.4.1.15

5Fh: USB Product String Descriptor Type

8.4.1.16

60h-99h: USB Product String Option

BYTE

NAME

DESCRIPTION

USB_MFR_STR

_TYP

USB manufacturer string descriptor type as defined by Section 9.6.7 “String”

of the USB 2.0 Specification (Revision 2.0, 2000). This field is the

“bDescriptorType” which is a constant value associated with a string

descriptor type.

BYTE

NAME

DESCRIPTION

15:2

USB_MFR_STR

The maximum string length is 28 characters.

BYTE

NAME

DESCRIPTION

59:16

Reserved

Reserved.

BYTE

NAME

DESCRIPTION

USB_PRD_STR

_LEN

USB product string descriptor length as defined by Section 9.6.7 “String” of

the USB 2.0 Specification (Revision 2.0, 2000). This field is the “bLength”

which describes the size of the string descriptor (in bytes).

BYTE

NAME

DESCRIPTION

USB_PRD_STR

_TYP

USB product string descriptor type as defined by Section 9.6.7 “String” of the

USB 2.0 Specification (Revision 2.0, 2000). This field is the

“bDescriptorType” which is a constant value associated with a string

descriptor type.

BYTE

NAME

DESCRIPTION

59:2

USB_PRD_STR

This string will be used during the USB enumeration process in the

Windows® operating system. Maximum string length is 28 characters.

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