9. LW3 Programmers’ Reference
MX2-HDMI20 series – User's Manual
91
Applied firmware package: v1.7.0 | LDC software: v2.5.1b5
9.10.
DisplayPort Output Settings
The current setting can be queried by using the
.
DIFFERENCE:
DisplayPort settings are available
in certain models,
-D
letter the model name refers to that
(see the
table).
9.10.1.
Enable DP Power
This property allows to provide 1.5W (500mA @ 3.3W) power on DP_PWR pin. The default value is true.
Command and Response
#dppower
Ý
SET·/MEDIA/PORTS/VIDEO/
<out>
/SETTINGS.EnablePower=
<enable_power>
Ü
pw·/MEDIA/PORTS/VIDEO/
<out>
/SETTINGS.EnablePower=
<enable_power>
Parameters
Identifier
Parameter description
Parameter values
<enable_power>
The matrix can provide 1.5W power on
each Displayport connector.
true
: The matrix sends 1.5W power on the
chosen port.
false
: The matrix does not provide any power
on the chosen port.
Example
Ý
SET /MEDIA/PORTS/VIDEO/O1/SETTINGS.EnablePower=true
Ü
pw /MEDIA/PORTS/VIDEO/O1/SETTINGS.EnablePower=true
9.10.2.
Enable Forced Link Training
Command and Response
#linktraining
Ý
SET·/MEDIA/PORTS/VIDEO/
<out>
/SETTINGS.DpForcedMode=
<forced_mode>
Ü
pw·/MEDIA/PORTS/VIDEO/
<out>
/SETTINGS.DpForcedMode=
<forced_mode>
Parameters
Identifier
Parameter description
Parameter values
<forced_mode>
It allows to configure the output link
training parameters (Link datarate, Link
lane, Swing / pre-emphasis) manually,
the link training process is skipped.
true
: The link training mode is
Forced
. Link
datarate, Link lane count and Swing / pre-
emphasis parameters can be modified.
false
: The link training mode is
Automatic
.
The matrix and the agree the link training
parameters automatically without any user
interruption.
Example
Ý
SET /MEDIA/PORTS/VIDEO/O1/SETTINGS.DpForcedMode=true
Ü
pw /MEDIA/PORTS/VIDEO/O1/SETTINGS.DpForcedMode=true
9.10.3.
Set the Forced Lane Number
Command and Response
Ý
SET·/MEDIA/PORTS/VIDEO/
<out>
/SETTINGS.DpForcedLaneCount=
<lane>
Ü
pw·/MEDIA/PORTS/VIDEO/
<out>
/SETTINGS.DpForcedLaneCount=
<lane>
Parameters
Identifier
Parameter description
Parameter values
<lane>
DisplayPort data transmission proceeds
through the lanes. This defines the used
lane number.
1:
One lane is able transmit 5.4 Gbps data.
2:
Two lane is able transmit 10.8 Gbps data.
4:
Four lane is able transmit 21.6 Gbps data.
Example
Ý
SET /MEDIA/PORTS/VIDEO/O1/SETTINGS.DpForcedLaneCount=2
Ü
pw /MEDIA/PORTS/VIDEO/O1/SETTINGS.DpForcedLaneCount=2
For more details about the Forced link training see
General Tab - Displayport Link
9.10.4.
Set the Forced Link Data Rate
Command and Response
Ý
SET·/MEDIA/PORTS/VIDEO/
<out>
/SETTINGS.DpForcedLinkRate=
<data_rate>
Ü
pw·/MEDIA/PORTS/VIDEO/
<out>
/SETTINGS.DpForcedLinkRate=
<data_rate>
Parameters
Identifier
Parameter description
Parameter values
<data_rate>
The data rate per lane.
RBR:
Reduced Bit Rate uses 1.62 Gbps bandwidth.
HBR:
High Bit Rate uses 2.70 Gbps bandwidth.
HBR2:
High Bit Rate2 uses 5.40 Gbps bandwidth.
Example
Ý
SET /MEDIA/PORTS/VIDEO/O1/SETTINGS.DpForcedLinkRate=HBR2
Ü
pw /MEDIA/PORTS/VIDEO/O1/SETTINGS.DpMaxLinkRate=HBR2
For more details about the Forced link training see
General Tab - Displayport Link
