2-Port USB 2.0 Hub Controller

 

 

 

Datasheet

5.3.9.3

Register 02h: Vendor ID (MSB) (Reset = 0x00)

 

 

 

 

BIT

 

 

 

NUMBER

BIT NAME

 

DESCRIPTION

 

 

 

 

7:0

VID_MSB

 

Most Significant Byte of the Vendor ID.

 

 

 

 

5.3.9.4

Register 03h: Product ID (LSB) (Reset = 0x00)

 

 

 

 

BIT

 

 

 

NUMBER

BIT NAME

 

DESCRIPTION

 

 

 

 

7:0

PID_LSB

 

Least Significant Byte of the Product ID.

 

 

 

5.3.9.5

Register 04h: Product ID (MSB) (Reset = 0x00)

 

 

 

 

BIT

 

 

 

NUMBER

BIT NAME

 

DESCRIPTION

 

 

 

 

7:0

PID_MSB

 

Most Significant Byte of the Product ID.

 

 

 

5.3.9.6

Register 05h: Device ID (LSB) (Reset = 0x00)

 

 

 

 

BIT

 

 

 

NUMBER

BIT NAME

 

DESCRIPTION

 

 

 

 

7:0

DID_LSB

 

Least Significant Byte of the Device ID.

 

 

 

5.3.9.7

Register 06h: Device ID (MSB) (Reset = 0x00)

 

 

 

 

BIT

 

 

 

NUMBER

BIT NAME

 

DESCRIPTION

 

 

 

 

7:0

DID_MSB

 

Most Significant Byte of the Device ID.

 

 

 

5.3.9.8

Register 07h: CONFIG_BYTE_1 (Reset = 0x00)

 

 

 

 

BIT

 

 

 

NUMBER

BIT NAME

 

DESCRIPTION

 

 

 

 

7

SELF_BUS_PWR

 

Self or Bus Power: Selects between Self- and Bus-Powered operation.

 

 

 

0 = Bus-Powered operation.

 

 

 

1 = Self-Powered operation.

 

 

 

Note: If Dynamic Power Switching is enabled, this bit is ignored and the

 

 

 

SELF_PWR pin is used to determine if the hub is operating from self or bus

 

 

 

power.

 

 

 

 

6

Reserved

 

Reserved

 

 

 

 

Revision 2.3 (08-27-07)

28

SMSC USB2502

 

DATASHEET