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

Page 30

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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

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