USB 2.0 Hi-Speed 3-Port Hub Controller
Datasheet
latching time, downstream port 1 will indicate support of battery charging. Refer to Section 8.1.2,
"Downstream Battery Charging," on page 46 for additional information on battery charging.
6.3.4
Port Disable (PRT_DIS_Mx/PRT_DIS_Px)
These configuration straps disable the associated USB ports D- and D+ signals, respectively, where
“x” is the USB port number. Both the negative “M” and positive “P” port disable configuration straps for
a given USB port must be tied high at reset to disable the associated port.
Table 6.3 PRT_DIS_Mx/PRT_DIS_Px Configuration Definitions
PRT_DIS_MX/PRT_DIS_PX
DEFINITION
Port x D-/D+ Signal is Enabled (Default)
‘0’
‘1’
Port x D-/D+ Signal is Disabled
Revision 1.0 (06-17-13)
30
SMSC USB2533
DATASHEET
SMSC [ SMSC CORPORATION ]
