MCD Elektronik USB HUB 3.0 8-PORT, Manual

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Elektronik GmbH USB hub 3.0 8-Port Manual
Seite 21 von 22
Command Parameter Return Value Comments with
prefix „D“
Port Functionality
A 00 – FF ok Connection Detection On (Sense). X
R A 00 – FF Reading of the active connection detection. X
R AA 00 – FF Reading of the recognition of connected devices.
C 0 – 7
0 – 3 ok USB port to be set, mode of operation:

0 = Standard Data Port

1 = Charging Data Port (CDP) according to BC1.2

2 = Enhanced Charging Port (ECP) Multiprotocol
(Sense should be active for this function!)

3 = Dedicated Charging Port (DCP) according to
BC1.2
X
R C
0 – 7
0 – 3 Read the operating mode (0-3, see above)
Port to read from
X
R B
0 – 7
0 – 9 Read the currently used charger emulation.
Port to read from
L 0 – 7
0 – 7 ok Port to set
Current Limit (see table below)
X
R L
0 – 7
0 – 7 Reading Current Limit (see table below)
Port to read from
X
H 00 - FF ok Define which USB ports report to Host OS in case of a
overcurrent event.
X
R H 00 – FF Read reporting USB ports. X
R I
0 – 7
0000 – 61A8 Reading the USB port current in 0,1mA units.
Port to read from.
Behavior when switched on
SS S | R ok Device status after power
S = Hub is in normal operation after being turned on
R = Hub is on standby after being turned on
Only with prefix "D"!
X
R SS S | R Reading of device status after power on X