Crosspoint And Port Settings; Switch An Input To The Output; Mute Output; Unmute Output - Lightware UMX-HDMI-140 Series User Manual

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6. LW2 Programmer's Reference
6.4. Crosspoint and Port Settings
Port Numbering
Port
Port
type
VGA in
HDMI in
DP in
Input DVI-D in
DVI-A in
Analog audio in 1
Analog audio in 2
Output HDMI out
6.4.1. Switch an Input to the Output
Command and Response #switch #crosspoint
ȩ {<in>@<out>·<layer>}
Ȩ (O<in>·I<out>·<layer>)CrLf
Parameters
Parameter Parameter description
<layer> The layer of the HDMI signal
Example
ȩ {2@1 AV}
Ȩ (O01 I02 AV)
Explanation
The audio and video signals of the HDMI in (02) are selected to the HDMI out (01) port.
ATTENTION!
The response of this command does not show if the output is muted. To check the mute
status a separate query has to be used like {VC}.

ATTENTION! Analog video inputs does not contain embedded audio. If you use the AV option in case of
VGA input (01) the audio will be switched to the analog audio input 1 (01) and in case of DVI-A input (05)
the audio will be switched to the analog audio input 2 (05).
Applicable media layers
LW2 port number
Audio Video
01 - V
02 A V
03 A V
04 A V
05 - V
01 A -
05 A -
01 A V
Value Parameter value
A Audio layer
V Video layer
AV Audio and video layers together
Applied firmware package: v1.2.0 | LDC software: v2.4.1b7
UMX-HDMI-140 series– User's Manual
6.4.2. Mute Output
Command and Response
ȩ {#<out>·<layer>}
Ȩ (1MT<out>·<layer>)CrLf
Audio + Video
Parameters
-
Parameter
AV
AV
<layer>
AV
-
Example
-
- ȩ {#1 A}
AV Ȩ (1MT01 A)
Explanation
The audio signal of the HDMI out (01) is muted.
ATTENTION!

the last connection can be easily restored with an unmute command. Switching a muted output does not
unmute the output.
6.4.3. Unmute Output
Command and Response
ȩ {+<out>·<layer>}
Ȩ (0MT<out>·<layer>)CrLf
Parameters
Parameter
<layer>
Example
ȩ {+1}
Ȩ (0MT01)
Explanation
The audio and video signals of the HDMI out (01) is unmuted.

INFO: Unmuting an output makes the previous connection active as the crosspoint state has not been
changed by the muting command, only the output was disabled.
#mute
Parameter description Value
A
The layer of the HDMI signal V
AV
Muting does not change the state of the crosspoint but disables the output itself. This way
#unmute
Parameter description Value
A
The layer of the HDMI signal V
AV
62
Parameter value
Audio layer
Video layer
Audio and video layers together
Parameter value
Audio layer
Video layer
Audio and video layers together