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USB3813 数据表(PDF) 45 Page - SMSC Corporation

部件名 USB3813
功能描述  USB 2.0 Hi-Speed 3-Port Hub Controller Optimized for Portable Applications
PDF  68 Pages
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制造商  SMSC [SMSC Corporation]
网页  http://www.smsc.com
标志 SMSC - SMSC Corporation

USB3813 数据表(HTML) 45 Page - SMSC Corporation

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USB 2.0 Hi-Speed 3-Port Hub Controller Optimized for Portable Applications
Datasheet
SMSC USB3813
45
Revision 1.0 (06-17-13)
DATASHEET
Table 7.14 Upstream (Port 0) Battery Charging Control 1 Register
BC_CTL_1
(0x6100- RESET=0x00)
UPSTREAM (PORT 0) BATTERY CHARGING CONTROL 1
REGISTER
BIT
NAME
R/W
DESCRIPTION
7
USB2_IDP_SRC_EN
R/W
AFE 10uA IDP_SRC current source Enable
0: Disabled (Hi Z)
1: Enabled
6
USB2_VDAT_SRC_EN
R/W
AFE 0.6V VDATA_SRC voltage source Enable
0: Disabled (Hi Z)
1: Enabled
5
USB2_HOST_CHRG_EN
R/W
Enable charging host port mode
0: Portable Device
1: Charging Host port.
When the charging host port is bit is set, the connections of
VDATA_SRC, IDAT_SINK, IDP_SRC, VDAT_DET are reversed
between DP and DM
4
USB2_IDAT_SINK_EN
R/W
AFE 100uA current sink and the VDAT_DET comparator Enable
0: Disabled (Hi Z)
1: Enabled
3
USB2_VDAT_DET
R
VDAT_DET comparator output
0: No voltage detected
1: Voltage detected (a possible charger or a
device)
2
USB2_BC_DP_RDIV_EN
R/W
AFE Battery Charging Resistor Divider Enable – DP.
0: Disables resistor divider on DP.
1: Enables 2.7V voltage reference on DP through use of
9.7K/48.5K resistor divider.
1
USB2_BC_DM_RDIV_E
N
R/W
AFE Battery Charging Resistor Divider Enable – DM.
0: Disables resistor divider on DM.
1: Enables 2.0V voltage reference on DM through use of
29.1K/48.5K resistor divider.
0
USB2_DP_DM_SHORT_
EN
R/W
Sets the port into China battery charger mode.



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