XR21B1421 Datasheet, PDF (40/50 Pages) Exar Corporation – Enhanced 1-Ch Full-Speed

Field
DESC_TYPE
STRING
Offset
2
3
Size
1
61
Value
0x03
Description
Descriptor type
61 ASCII / 30 1/2 Unicode Characters
XR21B1421
GET / SET_VENDOR_STRING2
Transfer Type: Control In / Out
Transfer Size: 64 bytes
The GET / SET_VENDOR_STRING report gets or sets up to 63 bytes (31 1/2 unicode characters) of vendor string.
Field
Report ID
STRING
Offset
0
1
Size
1
63
Value
0x62
Description
Get / Set Product string 2
63 ASCII / 31 1/2 Unicode Characters
Vendor string 1 and string 2 combined may set a maximum of 124 ASCII or 62 Unicode UTF-16 characters.
GET / SET_PRODUCT_STRING1
Transfer Type: Control In / Out
Transfer Size: 4 - 64 bytes
The GET / SET_PRODUCT_STRING1 report gets or sets up to 61 bytes (30 1/2 unicode characters) of product string.
Field
Report ID
LENGTH
DESC_TYPE
STRING
Offset
0
1
2
3
Size
1
1
1
61
Value
0x63
0x03
Description
Get / Set Product string 1
String Length + 2 bytes
Descriptor type
61 ASCII / 30 1/2 Unicode Characters
GET / SET_PRODUCT_STRING2
Transfer Type: Control In / Out
Transfer Size: 2 - 64 bytes
The GET / SET_PRODUCT_STRING2 report gets or sets up to remaining 63 bytes (31 1/2 unicode characters) of product
string.
Field
Report ID
STRING
Offset
0
1
Size
1
63
Value
0x64
Description
Get / Set Product string 2
63 ASCII / 31 1/2 Unicode Characters
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