Extron electronic SW4 3G HD-SDI user manual @ X@ X@ X@* X$

3-6 SW4 3G HD-SDI • Serial Communication

Command/response table for SIS commands, continued

Command	ASCII	Response	Additional Description
	Command	(switcher to host)
	(host to
	switcher)
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.

Serial Communication, cont’d

Example	I	In3	F 1 Vmt 0
			•     •	• Rate1]
Query firmware version	Q	x.xx ]
Query part number	N	60-xxx-xx]

Video is selected on input 2 (V2); switcher is in normal mode (F1); video mute is off (Vmt0); rate is 2.97 Gbps.

View the firmware version number. View the switcher’s part number.