USB 2.0 Hi-Speed 2-Port Hub Controller
Datasheet
Table 7.3 Upstream Custom Battery Charger Control Register
UPSTREAM CUSTOM BATTERY CHARGING CONTROL
UP_CUST_BC_CTL
(0x30E3 - RESET= 0x00)
BIT
NAME
R/W
DESCRIPTION
7
I2CControl
R/W
I2C control
0: I2C control disabled
1: I2C control enabled
6
5
4
3
DmPulldownEn
DpPulldownEn
IdatSinkEn
R/W
R/W
R/W
R/W
DM 15K pull down resistor control
0: DM 15K pull down resistor disabled
1: DM 15K pull down resistor enabled
DP 15K pull down resistor control
0: DP 15K pull down resistor disabled
1: DP 15K pull down resistor enabled
Idat current sink control
0: Idat current sink disabled
1: Idat current sink enabled
HostChrgEn
Host charger detection swap control
0: Charger detection connections of DP and DM are not swapped
(standard)
1: Charger detection connections of DP and DM are swapped. The USB
signal path is not reversed.
2
1
0
VdatSrcEn
R/W
R/W
R/W
Vdat voltage source control
0: Vdat voltage source disabled
1: Vdat voltage source enabled
ContactDetectEn
SeRxEn
Contact detect current source control
0: Contact detect current source disabled
1: Contact detect current source enabled
Single-ended receiver control
0: Single-ended receiver disabled
1: Single-ended receiver enabled
Revision 1.0 (06-17-13)
34
SMSC USB2532
DATASHEET
SMSC [ SMSC CORPORATION ]
