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4-Port USB 2.0 Hub Controller
Datasheet
Revision 1.63 (03-30-07) Page 32 SMSC USB20H04
DATASHEET
OFFSET FIELD NAME VALUE DESCRIPTION
6 HubContrCurrent user Maximum current requirements of the hub
controller electronics in mA. Derived from OEM
value.
7 DeviceRemovable user Indicates if port has a removable device attached.
Derived from OEM value.
8 PortPwrCtrlMask FFh Field for backwards USB 1.0 compatibility.