Extron electronic VGA MATRIX SWITCHERS MVX PLUS 128 - Manual (Page 78)

SIS ™ Programming and Control, cont’d
MVX Plus 128 VGA Matrix Switchers • Programmer’s Guide 4-8
PRELIMINAR
Y
Command/response table for SIS commands (continued)
Command ASCII command
(host to switcher)
Response
(switcher to host)
Additional
description
Digital Sync Validation Processing
List individual sync
frequency
X!
LS X1%,X1%] Listed as H freq., V freq.
Example: 2LS 031.50 , 060.00 ] Input 2 frequency is 31.5
kHz horizontal and 60 Hz
vertical.
N The matrix switcher returns 000.00 , 000.00 if there is no connection or sync frequencies are not applicable.
Video mute commands
RGB mute X#
*1B Vmt
X#
*1
]
Mute output
X#
RGB
(video off).
RGB unmute X# *0B Vmt X# *0 ] Unmute output X# RGB
(video on).
Read RGB mute X# B X(] 1 = mute on, 0 = mute off.
Global RGB mute 1*B Vmt1 ] Mute all RGB outputs.
Global RGB unmute 0*B Vmt0 ] Unmute all RGB outputs.
RGB delay
Set RGB delay EX# * X1# D } Out X#• Dly X1#]
Example: E
13*7D
}
Out13
•
Dly07
] Set the RGB interval for
switches to output 13 to 3.5
seconds (7 x 0.5 seconds).
Read RGB delay EX#
D
} X1#]
Example: E 14D } 05 ] Output 14 interval is 2.5
seconds
(5 x 0.5 seconds).
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! * X% G In X!• Aud X$]
Example: 1*2G In01
•
Aud+02
] Set input 1 audio gain to
+2 dB.
Set input audio attenuation
to -dB value X!
*
X%
g In
X!•
Aud
X$]
Increment gain X! +G In X!• Aud X$] Increase gain by 1 dB.
Example: 5+G In05 • Aud+03 ] Audio input 5 level
incremented from +2 dB to
+3 dB.
Decrement gain X! -G In X!• Aud X$] Decrease gain by 1 dB.
Example: 7-G In07
•
Aud-09
] Audio input 7 level
decremented from -8 dB to
-9 dB.
Read input gain X! G X$]
Audio output volume
N The table on page 4-9 defi nes the value of each audio volume step.
Set the audio volume to a
specifi c value X# * X& V Out X#• Vol X&]
Example: 1*50v Out01
•
Vol50
] Set output 1 volume to 79%.
Increment volume X# +V Out X#• Vol X&] Increment volume by 1 step.
Example: 1+V Out01 • Vol51 ]
Decrement volume X# -V Out X#• Vol X&] Decrease volume by 1 step.
Read output volume X# V X&]