Extron electronics MediaPort 300 User Manual page 70

Command Function
Audio gain
:
NOTES
•
The command format is the same, regardless of the control or mix-point that is to be set; the acceptable adjustment range varies
depending on the control or mix-point:
•
X5%
values are in 0.1 dB increments. Example: 56 = 5.6 dB.
All
•
The valid range of the level for a specific control depends on the control addressed:
•
The HDMI audio input gain range is –18 dB to +24 dB (
•
The USB audio input gain range is -100 dB to 0 dB (
• The Mic/Line 1 input gain range is –18 dB to 60 dB (
• The Line In 2 gain range is –18 to +24 dB (
•
For attenuation, the negative sign (–) must be entered and is reported in the response. For gain, the positive sign (+) is optional and
is not returned in the response.
Set an analog DSP gain
Example 1:
Example 2:
Read an analog DSP gain
Example 1:
Example 2:
Set a digital (HDMI) gain
Example:
Read a digital (USB) gain
Example:
Read a digital DSP gain
Example:
Audio mute
Audio mute
Example:
Audio unmute
Example:
Read audio mute
Phantom power
:
NOTE The phantom power commands are valid only for the mic/line input 1 object ID (
Phantom power on
Phantom power off
Read phantom power status
X5@
KEY: = Object ID (gain controlt)
X5%
= Level value
NOTE: The valid range of the
MediaPort 300 HDMI and Audio to USB Scaling Bridge • Remote Configuration and Control
SIS Command
(Host to Unit)
X5%
X5%
X5%
X5%
= to
–180
E X5@ X5% }
G
* AU
E }
G
40001*56AU
E }
G40002*–125AU
E X5@ }
G AU
E }
G60002AU
E }
G60003AU
E X5@ X5% }
H * AU
E }
H 30001*-780AU
E X5@ }
H AU
E }
H30003AU
E X5@ }
H AU
E }
H60000AU
E X5@ }
M *1AU
E }
M60002*1AU
E X5@ }
M *0AU
E }
M60003*0AU
E X5@ }
M AU
E }
Z40002*1AU
E }
Z40002*0AU
E }
Z40002AU
See the OID table on page 61.
-100.0 dB to +80.0 dB, in 0.1 dB increments. Example: 56 = 5.6 dB.
X5%
level for a specific control depends on the control addressed.
Response Additional description
(Unit to Host)
= –180 to +240).
= –100.0 to
0 ).
= to ).
–180 +600
).
+240
X5@ X5%]
DsG
* Set object ID (
Set the line input gain to a value of
]
DsG 40001*56
5.6 dB.
] Set the mic/line input 1 gain to a level
DsG 40000*–125
of –12.5 dB.
X5%]
Object ID
Line output 1 is set to +10.5 dB.
]
105
Line output 2 is set to -95.5 dB.
]
–955
X5@ X5%]
DsH * Set object ID (
] Set the HDMI input 1 right digital DTP
DsH 30001*-780
gain to a value of –78 dB.
X5%]
Object ID
USB input right gain is set to +7.5 dB.
]
75
X5%]
Object ID
] USB output right gain is set to +7.5 dB.
75
X5@ ]
DsM *1 Mute object ID
] Mute line output 1 analog volume.
DsM 60002*1
X5@ ]
DsM *0 Unmute object ID
] Unmute line output 1 gain (pass audio).
DsM 60003*0
X5&] YX5^
X5@
= 40002).
Turn phantom power on for mic/line
]
DsZ40002*1
input 1.
] Turn phantom power off for mic/line
DsZ40002*0
input 1.
X5&] X5&
40002*
X5@ X5%
) to a level of .
X5@ X5%
is set to a value of .
X5@ X5%
) to a level of .
X5@ X5%
is set to a value of .
X5@ X5%
is set to a value of .
X5@
.
X5@
.
0 1
: = mute off, = mute on.
0
: = phantom power off.
1
= phantom power on.
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