6. LW2 Programmers' Reference
6.8.20. Delete Preset from All Input Ports
Description: This command deletes the desired from all analog input
ports.
Format
Command {:AF#<in>@SI=DELALL;<PID>}
(AF DELETED)CrLf
Legend: <PID> Preset ID number
Explanation: This command is reserved for compatibility reasons.
6.9. Output Properties
The following commands are setting up the properties of the output
ports. If only one or a few parameters have to be modified, the protocol
enables to mask the other parameters, so they can stay untouched. To
mask a parameter use "x" or "X" as its value.
Example: {:HDMI#1@SO=H;x;x;x;1;} Set output port no. 2 to HDMI 24 bit.
INFO: If the input port is not a selected, active port and this port is
affected by an input command the response will be N/A.
6.9.1. Set Output Video Properties
Description: This command is for configuring output port settings.
Format
Command {:HDMI#<out>@<S/A>O=
<MODE>;
<CSPAC>;
<CRANG>;
<SUBS>;
<HDCP>;}
Response (HDMI#<out>@<S/A>O=
G<CON><MODE><SIG>
<HDCP><HPD>;
O<MODE><CSPAC>
<CRANG>;<SUBS> <HDCP>)
M<HSUP><AUTH><REP>
<YUV4><YUV2>
<AUD><PCM><DC>CrLf
Legend for command:
<S/A>
Example
<MODE>:
→ {:af#2@si=delall;1}
← (AF DELETED)CrLf
<CSPAC>:
<CRANG>:
<SUBS>:
<HDCP>:
Legend for response:
G block:
<CON>
Example
→ {:HDMI#1@SO=
H;x;x;x;1;}
<MODE>
← (HDMI#1@SO=
<SIG>
G0H100;OHAAA1;)
CrLf
<HDCP>
<HPD>
UMX-OPT-TX150R – User's Manual
Affected ports:
S = single-selected output
A = all outputs
Output signal mode:
A = Automatic (this setting gives a response as
D/H/1/2),
D = DVI,
H = HDMI 24bit,
1 = HDMI 30bit deepcolor,
2 = HDMI 36bit deepcolor.
Reserved for legacy reasons. Set 'X' here.
Reserved for legacy reasons. Set 'X' here.
Reserved for legacy reasons. Set 'X' here.
HDCP encryption:
A = automatic,
1 = always use.
General status information
Connection sense:
0 = There is no attached sink device,
1 = Sink device attached (termination is present)
Output signal mode
D = DVI,
H = HDMI 24bit,
1 = HDMI 30bit deepcolor
2 = HDMI 36bit deepcolor
Signal present
0 = No valid signal is routed to this port,
1 = Valid video signal is present.
HDCP encryption status
0 = HDCP encryption is inactive,
1 = HDCP encryption is active.
Hotplug detection
0 = Hotplug detect signal is low,
1 = Hotplug detect signal is high.
O block:
Actual output settings
<MODE>:
Same as in G block.
<CSPAC>:
Reserved for legacy reasons. Response is always 'A'.
<CRANG>:
Reserved for legacy reasons. Response is always 'A'.
<SUBS>:
Reserved for legacy reasons. Response is always 'A'.
<HDCP>:
Same as in G block.
M block:
Attached device (monitor) information
0 = Sink device does not support HDMI
<HSUP>:
1 = Sink device supports HDMI
0 = HDCP authentication failed
<AUTH>:
1 = HDCP authentication is successful
0 = Attached device is not an HDCP repeater
<REP>:
1 = Attached device is an HDCP repeater
0 = Attached device does not support YUV 4:4:4
<YUV4>
1 = Attached device supports YUV 4:4:4
0 = Attached device does not support YUV 4:2:2
<YUV2>:
1 = Attached device supports YUV 4:2:2
0 = Attached device has no audio capabilities
<AUD>:
1 = Attached device has audio capabilities
This field represents a byte in hexadecimal Format.
The binary bits show support for different audio bit
rates.
bit 0 - Sink device supports 32kHz PCM audio
bit 1 - Sink device supports 44kHz PCM audio
<PCM>:
bit 2 - Sink device supports 48kHz PCM audio
bit 3 - Sink device supports 88kHz PCM audio
bit 4 - Sink device supports 96kHz PCM audio
bit 5 - Sink device supports 176kHz PCM audio
bit 6 - Sink device supports 192kHz PCM audio
bit 7 - Reserved (Always 0 in this version of protocol)
This field is a number is decimal Format.
The binary bits show support for different color
modes.
bit 2 - HDMI deep color 30bits/pixel mode is
<DC>:
supported
bit 1 - HDMI deep color 36bits/pixel mode is
supported
bit 0 - YUV444 color space is supported in DC
modes
INFO: The M block can be missing if there is no attached device on
output.
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