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STUSB1602 Datasheet(PDF) 43 Page - STMicroelectronics

Part # STUSB1602
Description  Power hubs and docking stations
PDF  55 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STUSB1602 Datasheet(HTML) 43 Page - STMicroelectronics

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DocID028319 Rev 2
43/55
STUSB1602
Application
55
Device state according to application state
Table 27. Dual power role with accessory support
Connection
state
CC1
pin
CC2
pin
Type-C
device state
CC_OPERATION
_STATUS
register @11h
A_B_SIDE
pin
VCONN
supply
VBUS_EN_SRC
pin
VBUS_EN_SNK
pin
CC_CONNECTION
_STATUS
register @0Eh
Nothing
attached
Open Open
(Toggling)
Unattached.SRC
Unattached.SNK
HiZ
OFF
HiZ
HiZ
00h
Sink
attached
Rd
Open
Attached.SRC
HiZ
OFF
0
HiZ
2Dh
Open
Rd
0
OFF
0
HiZ
2Dh
Powered
cable
without sink
or source
attached
Open
Ra
(Toggling)
Unattached.SRC
Unattached.SNK
HiZ
OFF
HiZ
HiZ
00h
Ra
Open
HiZ
OFF
HiZ
HiZ
00h
Powered
cable with
sink
attached
or VCONN-
powered
accessory
attached
Rd
Ra
Attached.SRC
HiZ
CC2
0
HiZ
2Fh
Ra
Rd
0
CC1
0
HiZ
2Fh
Debug
accessory
mode
attached
sink role
Rd
Rd
UnorientedDebug
Accessory.SRC
HiZ
OFF
0
HiZ
6Dh
Debug
accessory
mode
attached
sink role
Rd
≤ Ra
OrientedDebug
Accessory.SRC
HiZ
OFF
0
HiZ
6Dh
≤ Ra
Rd
0
OFF
0
HiZ
6Dh
Audio
adapter
accessory
mode
attached
Ra
Ra
Audio accessory
HiZ
OFF
HiZ
HiZ
81h
Source
attached
Rp
Open
or Ra
Attached.SNK
HiZ
OFF
HiZ
0
41h
Open
or Ra
Rp
0
OFF
HiZ
0
41h
Debug
accessory
mode
attached
source role
Rp
def/
1.5A/
3A
Rp
def/
1.5A/
3A
Debug
Accessory.SNK
(Default USB)
HiZ
OFF
HiZ
0
61h



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