USB 2.0 Hi-Speed 3-Port Hub Controller Optimized for Portable Applications
Datasheet
Table 7.10 Charge Detect Mask Register
CHG_DET_MSK
(0x30ED - RESET= 0x1F)
CHARGE DETECT MASK
DESCRIPTION
BIT
NAME
R/W
7
CONFIGURED
R/W
0: battChg.chgDet is not affected for this mask set when Hub is in a
session and has been configured by the USB Host
1: battChg.chgDet indicates status for this mask set met when Hub is in a
session and has been configured by the USB Host
6
5
4
3
2
1
CONNECTED
SUSPENDED
SE1SMask
SE1HMask
SE1LMask
CDPMask
R/W
R/W
R/W
R/W
R/W
R/W
0: battChg.chgDet is not affected for this mask set when Hub has
successfully connected with an upstream Host
1: battChg.chgDet indicates status for this mask set met when Hub has
successfully connected with an upstream host.
0: battChg.chgDet is not affected for this mask set when Hub is in a
session and has been suspended by the USB Host
1: battChg.chgDet indicates status for this mask set met when Hub is in a
session and has been suspended by the USB Host
0: battChg.chgDet is not affected for this mask set by detection of a Apple
Super High Current Charger
1: battChg.chgDet indicates status for this mask set met when a SE1
(Apple) Super High Current Charger is detected
0: battChg.chgDet is not affected for this mask set by detection of a Apple
High Current Charger
1: battChg.chgDet indicates status for this mask set met when a Apple
High Current Charger is detected
0: battChg.chgDet is not affected for this mask set by detection of a Apple
Low Current Charger
1: battChg.chgDet indicates status for this mask set met when a Apple
Low Current Charger is detected
0: battChg.chgDet is not affected for this mask set by detection of a CDP
Charger
1: battChg.chgDet indicates status for this mask set met when a CDP
Charger is detected
This mask bit should only be enabled if EnhancedChrgDet is asserted in
the Upstream Battery Charger Mode Register. Without it, the charger
detection is unable to identify a CDP.
0
DCPMask
R/W
0: battChg.chgDet is not affected for this mask set by detection of a DCP
Charger
1: battChg.chgDet indicates status for this mask set met when a DCP
Charger is detected
Revision 1.0 (06-17-13)
42
SMSC USB3813
DATASHEET
SMSC [ SMSC CORPORATION ]
