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USB4604 数据表(PDF) 43 Page - SMSC Corporation

部件名 USB4604
功能描述  USB 2.0 HSIC Hi-Speed 4-Port Hub Controller
PDF  71 Pages
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制造商  SMSC [SMSC Corporation]
网页  http://www.smsc.com
标志 SMSC - SMSC Corporation

USB4604 数据表(HTML) 43 Page - SMSC Corporation

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USB 2.0 HSIC Hi-Speed 4-Port Hub Controller
Datasheet
SMSC USB4604
43
Revision 1.0 (06-17-13)
DATASHEET
Table 7.4 Upstream Custom Battery Charger Status Register
Table 7.5 Port Power Status Register
0
SeRxEn
R/W
Single-ended receiver control
0: Single-ended receiver disabled
1: Single-ended receiver enabled
UP_CUST_BC_STAT
(0x30E4 - RESET= 0x00)
UPSTREAM CUSTOM BATTERY CHARGING STATUS
BIT
NAME
R/W
DESCRIPTION
7:4
Reserved
R
Reserved
3
RxHiCurr
R
DM high current Apple charger output
0: DM signal is not above the VSE_RXH threshold
1: DM signal is above the VSE_RXH threshold
2
DmSeRx
R
DM Single Ended Receiver Status
1
DpSeRx
R
DP Single Ended Receiver Status
0
VdatDet
R
Vdat detect
0: Vdat not detected
1: Vdat detect comparator output
PORT_PWR_STAT
(0x30E5 - RESET= 0x00)
PORT POWER STATUS
BIT
NAME
R/W
DESCRIPTION
7:5
Reserved
R
Reserved
4:1
PRTPWR[4:1]
R
Optional status to SOC indicating that power to the corresponding
downstream port was enabled by the USB Host for the specified port. Not
required for an embedded application.
This is a read-only status bit. Actual control over port power is
implemented by the USB Host, OCS Status Register and Downstream
Battery Charging logic, if enabled.
0: USB Host has not enabled port to be powered or in downstream battery
charging and corresponding OCS bit has been set
1: USB Host has enabled port to be powered
0
Reserved
R
Reserved
Table 7.3 Upstream Custom Battery Charger Control Register (continued)
UP_CUST_BC_CTL
(0x30E3 - RESET= 0x00)
UPSTREAM CUSTOM BATTERY CHARGING CONTROL
BIT
NAME
R/W
DESCRIPTION



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