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4-15
MTPX Plus Twisted Pair Matrix Switchers • Programmer’s Guide
Command/response table for SIS commands (continued)
Command ASCII command
(host to switcher)
Response
(switcher to host)
Additional
description
Audio input gain and attenuation
N
The set gain (G) and set attenuation (g) commands are case sensitive.
Setinputaudiogainto+dB
value
X#
*
X1&
G In
X#
•Aud
X1*]
Example:
1*2G
In01•Aud+02
]
Set input 1 audio gain to
+2dB.
Set input audio attenuation
to -dB value
X#
*
X1(
g In
X#
•Aud
X1*]
Increment gain
X#
+G In
X#
•Aud
X1*]
Increase gain by 1 dB.
Example:
5+G
In05•Aud+03
]
Increase audio input 5 level
from+2dBto+3dB.
Decrement gain
X#
-G In
X#
•Aud
X1*]
Decrease gain by 1 dB.
Example:
7-G
In07•Aud-09
]
Decrease audio input 7 level
from-8dBto-9dB.
Read input gain
X#
G
X1*]
Audio or RS-232 mute commands
Audio or RS-232 mute
X@
*1Z Amt
X@
*1
]
Mute output
X@
audio or
RS-232 (audio off).
Audio or RS-232 unmute
X@
*0Z Amt
X@
*0
]
Unmute output
X@
audio or
RS-232 (audio on).
Read audio or RS-232 mute
X@
Z
X1@]
1 = mute on, 0 = mute off.
Global audio or RS-232
mute
1*Z
Amt1
]
Mute all audio or RS-232
outputs.
Global audio or RS-232
unmute
0*Z
Amt0
]
Unmute all audio or RS-232
outputs.
Names
Write global preset name
EX2)
,
X2!
NG
}
Nmg
X2)
,
X2!]
Example:
E
1,Security 1NG
}
Nmg01,Security 1
]
Name global preset 1
“Security 1”.
Read global preset name
EX2)
NG
} X2!]
Example:
E
2NG
}
Security 2
]
Write room name
EX2@
,
X2!
NR
}
Nmr
X2@
,
X2!]
Example:
E
1,Classrm 1NR
}
Nmr01,Classrm 1
]
Name room 1 “Classrm 1”.
Read room name
EX2@
NR
} X2!]
Write room preset name
EX2@
*
X2)
,
X2!
NP
}
Nmp
X2@
*
X2)
,
X2!]
Example:
E
1*3,Podium_DVDNP
}
Nmp01*3,Podium_DVD
]
Name room 1, preset 3
“Podium_DVD”.
Read room preset name
EX2@
,
X2)
NP
}
X2!]
N
•Ifapresetisunassigned,the
X2!
displays [unassigned].
•
Ifaglobalpresetissaved,butnotyetnamed,thedefaultnameisPreset
X2)
.
•
Ifaroompresetissaved,butnotyetnamed,thedefaultnameisRm
X2@
Prst
X2)
.
N
X#
= Input number
01 – (maximum number of inputs for your model)
X1&
= Audio gain 0 – 24 (1 dB/step)
X1*
=NumericdBvalue –18to+24(45stepsofgainorattenuation)(Default=0dB)
X1(
=Audioattenuation 1–18(1dB/step)
X@
= Output number 01 – 32
X1@
= Mute 0 = off
1 = on
X2)
= Global or room preset # 0 - 32, 10 maximum for a room preset (0 = current configuration)
X2!
= Name 12 characters maximum for input, output, and global preset names
11 characters for room preset names
X2@
= Room # (for room presets) 10 max. (each can have up to 10 presets (
X2)
s) assigned)