Datasheet – SMSC USB20H04 User Manual
Page 32
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.