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Remote control, cont’d, Timeout, Using the command/response table – Extron Electronics SW MTP T Series User Guide User Manual

Page 17: Command/r esponse table for sis commands

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SW MTP T Series Switchers • Remote Control

SW MTP T Series Switchers • Remote Control

Remote Control, cont’d

Timeout

Pauses of 10 seconds or longer between command ASCII
characters result in a timeout. The command operation is
aborted with no other indication.

Using the command/response table

The command/response table begins on the next page.
Uppercase or lowercase letters are acceptable in the command
field. Symbols are used throughout the table to represent
variables in the command/response fields. Command and
response examples are shown throughout the table. The ASCII
to HEX conversion table below is for use with the command/
response table.

ASCII to HEX Conversion Table

Symbol definitions

= CR/LF (carriage return/line feed) (0x0D 0A)

= space

X1

= Input number

0 through 6 (0 = output mute)

X2

= Input signal status

0 = no signal detected,
1 = signal detected

X3

= On/off status

0 = off
1 = on

X4

= Firmware version

x.xx

X5

= Switch mode

1 = normal switch mode
2 = auto switch mode

4-5

4-4

Command/r

esponse table for SIS commands

Command

ASCII Command

Response

Additional description

(host to switcher)

(switcher to host)

Input selection

The two select video commands,

X1

& and

X1

% can be used interchangeably

.

Select video and audio

input

X1

!

All

X1

Select input

X1

video and audio.

Select video

input only

X1

&V

id

X1

Select input

X1

video only (audio br

eakaway).

Select video

input only

X1

%V

id

X1

Select input

X1

video only (audio br

eakaway).

Select audio

input only

X1

$

Aud

X1

Select input

X1

audio only (audio breakaway).

Read input selection

The two read video input commands, & and % can be used interchangeably

.

Read video input

&

X1

V

ideo input

X1

is selected.

Read video input

%

X1

V

ideo input

X1

is selected.

Read audio input

$

X1

Audio input

X1

is selected.

Input video sensing

Request all inputs’ status

0

S

Sig•

X2

1

X2

2

•...•

X2

n

Each

X2

r

esponse is the signal status of an input,

starting fr

om input 1;

n

is the maximum number of inputs for this model.

Example (

SW6 MTP T 15HD A

):

0

S

Sig•1•1•1•0•1•0

The input signal is pr

esent on inputs 1, 2, 3, and 5.

No signal is pr

esent on inputs 4 and 6.

Request one input’

s status

X1

S

X2

X1

’s signal status =

X2

.