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Command/response table for SIS commands
Command
ASCII Command
(host to switcher)
Response
(switcher to host)
Description
Switcher-
initiated
messages
Input selection (in separate switcher mode only)
Select video and audio input
X!
*
X@
! Chn
X!
*
X@ ]
Group
X!
and input
X@
are
selected.
X!
= Group 1 through 4
(1 = VGA, 2 = DVI,
3 = HDMI, 4 = Composite).
X@
= Inputs 0–2 (0-3 for HDMI)
for each group (input 0 = off).
X
Input selection (in single switcher mode only)
Select video and audio input
X1!
! Chn
X1!
] X1!
= Inputs 0 through 9 for
single input addressing,
X1!
= (
X!
- 1) times 4 +
X@
.
Switcher mode select
Select switcher mode
X&
*1# Mod
X&
]
X&
= switcher mode:
1 = Single mode (default)
DVI/HDMI combine disabled,
2 = Single mode DVI/HDMI
combine enabled,
3 = Separate mode, DVI/HDMI
combine disabled,
4 = Separate mode, DVI/HDMI
combine enabled.
View switcher mode 1 #
X&
]
Input EQ (DVI and HDMI inputs only
Adjust input EQ (per input)
EX!
*
X@
*
X#
ISEQ
}
X!
•
X@
ISEQ•
X# ] X#
= 0 (low, +6 db),
X#
= 1 (high, +18 db)
View input EQ setting (all
supported inputs
E
ISEQ
}
ISEQ
•X#•X#•X#•X#•X#]
Program Audio Breakaway
Select program audio input
X!
*
X@
$ Pra
X!
*
X@
]
Selects any input from any
group to be routed to the
program audio output.
X!
= group 1 through 4
(1 = VGA, 2 = DVI,
3 = HDMI, 4 = Composite
Video).
X@
= inputs 0 through 2 (0–3
for HDMI) for each group (input
0 = off).
X
Program audio gain/attenuation
Set gain to specific value
X1!
*
X1$
G In
X1!
•Aud
X1#]
Set attentuation to specific value
X1!
*
X1%
g In
X1!
•Aud
X1#]
Increment level of specific input
X1!
+G In
X1!
•Aud
X1#]
Decrement level of specific input
X1!
–G In
X1!
•Aud
X1#]
View audio level of specific input
X1!
G
X1#]
MPS 409 • SIS Programming and Control 23