USB2240I-AEZG-XX Standard Microsystems (SMSC), USB2240I-AEZG-XX Datasheet - Page 28

• Manufacturer Part Number: USB2240I-AEZG-XX
• Manufacturer: Standard Microsystems (SMSC)

Specifications of USB2240I-AEZG-XX

• Lead Free Status / RoHS Status: Compliant

Revision 2.0 (10-14-09)
7.2.3.2
7.2.3.3
7.2.3.4
7.2.3.5
7.2.3.6
7.2.3.7
7.2.3.8
BYTE
BYTE
BYTE
BYTE
BYTE
BYTE
BYTE
25:2
1:0
1:0
1
0
1
2
01h: USB Serial String Descriptor Type
02h-19h: USB Serial Number Option
1Ah-1Bh: USB Vendor ID Option
1Ch-1Dh: USB Product ID Option
1Eh: USB Language Identifier Descriptor Length
1Fh: USB Language Identifier Descriptor Type
20h: USB Language Identifier Least Significant Byte
USB_LANG_LEN
USB_LANG_TYP
USB_SER_NUM
USB_SER_TYP
USB_LANG_ID
USB_VID
USB_PID
NAME
NAME
NAME
NAME
NAME
NAME
NAME
_LSB
This ID is unique for every vendor. The vendor ID is assigned by the USB
Implementer’s Forum.
This ID is unique for every product. The product ID is assigned by the vendor.
USB language ID 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).
USB language ID 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.
English language code = ‘0409’. See
language ID’s defined by the USB-IF.
USB serial 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.
Maximum string length is 12 hex digits. Must be unique to each device.
Ultra Fast USB 2.0 Multi-Format, SD/MMC, and MS Flash Media Controllers
DATASHEET
28
DESCRIPTION
DESCRIPTION
DESCRIPTION
DESCRIPTION
DESCRIPTION
DESCRIPTION
DESCRIPTION
Note 7.2
to reference additional
SMSC USB224x
Datasheet