Serial communication, cont’d, Command/response table for sis commands, continued – Extron Electronics SW4 3G HD-SDI User Guide User Manual
Page 30

SW4 3G HD-SDI • Serial Communication
Serial Communication, cont’d
3-6
Command
ASCII
Command
(host to
switcher)
Response
(switcher to host)
Additional Description
View input signal presence and re-clocker rate
Request status of all inputs
0L S
X@
X@
X@
X@
*
X$
]
Each X@ response is the signal status of an input, in
order from input 1 to 4. For
X@
:
0 = no signal
1 = signal detected.
For
X$
:
0 = unrecognized
1 = 2.97 Gbps
2 = 1.485 Gbps
3 = 270 Mbps
Example
0LS
1011 * 2
Inputs 1, 3, and 4 each have a signal present. Input 2
has no signal. The input signal rate is 1.485 Gbps.
Information requests
General information
I
In
X!
• F
X#
• Vmt
X@
• Rate
X$
]
X!
= current selected input 1-4.
X#
= current mode: 1 = normal; 2 = auto-input switch.
X@
= video mute status: 0 = off; or 1 = on.
Example
I
In3 • F 1 • Vmt 0 • Rate1
]
Video is selected on input 2 (V2); switcher is in normal
mode (F1); video mute is off (Vmt0); rate is 2.97 Gbps.
Query firmware version
Q
x.xx
]
View the firmware version number.
Query part number
N
60-xxx-xx
]
View the switcher’s part number.
Command/response table for SIS commands, continued