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USB 2.0 Hi-Speed Hub Controller
Datasheet
SMSC USB251x 37 Revision 1.0 (3-11-09)
DATASHEET
8.2.1.3 Register 02h: Product ID (LSB)
8.2.1.4 Register 03h: Product ID (MSB)
8.2.1.5 Register 04h: Device ID (LSB)
8.2.1.6 Register 05h: Device ID (MSB)
BIT
NUMBER BIT NAME DESCRIPTION
7:0 PID_LSB Least Significant Byte of the Product ID. This is a 16-bit value that the Vendor
can assign that uniquely identifies this particular product (assigned by OEM).
This field is set by the OEM using either the SMBus or EEPROM interface
options.
BIT
NUMBER BIT NAME DESCRIPTION
7:0 PID_MSB Most Significant Byte of the Product ID. This is a 16-bit value that the Vendor
can assign that uniquely identifies this particular product (assigned by OEM).
This field is set by the OEM using either the SMBus or EEPROM interface
options.
BIT
NUMBER BIT NAME DESCRIPTION
7:0 DID_LSB Least Significant Byte of the Device ID. This is a 16-bit device release
number in BCD format (assigned by OEM). This field is set by the OEM
using either the SMBus or EEPROM interface options.
BIT
NUMBER BIT NAME DESCRIPTION
7:0 DID_MSB Most Significant Byte of the Device ID. This is a 16-bit device release
number in BCD format (assigned by OEM). This field is set by the OEM
using either the SMBus or EEPROM interface options.