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Extron Electronics System 4xi Series User Manual

Page 65

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Appendix A • RS-232 Programmer’s Guide

Extron • System 4

xi

Switcher Series • User’s Manual

A-14

Configure System - CMD11 (3Bh)

4

Configure the System 4

xi

Format:
ESC, CMD11, LD Sync, RGB Delay, Aud Mute, reserved, LD

xi

Misc, reserved,

EOT

Where: ESC, CMD11 = 1Bh, 3Bh
LD Sync

80h = no change
81h = Composite Sync with no serrations
82h = Sync negative (horizontal & vertical)
83h = Composite Sync with serrations
84h =

6

Sync positive (horizontal & vertical)

85h =

6

Sync positive horizontal, negative vertical

86h =

6

Sync negative horizontal, positive vertical

RGB Delay

FFh = no change
80h - 8Ah = RGB Delay in 0.5 second steps

(values range from 0 to 5 seconds)

Audio Mute

80h = Turn Audio Mute Off
81h = Turn Audio Mute On
FFh = No change

LD

xi

Misc

6

80h - AAh (see table)

Bit #s

76

54

32

10

Function:

Demo

Freeze VGA

No changes

10

00

00

00

80h

Demo, no change

10

00

xx

xx

8xh

Demo mode On

10

01

xx

xx

9xh

Demo mode Off

10

10

xx

xx

Axh

Freeze no change

10

xx

00

xx

Freeze On

10

xx

01

xx

Freeze Off

10

xx

10

xx

VGA no change

10

xx

xx

00

Not VGA resolution

10

xx

xx

01

Force VGA resolution

10

xx

xx

10

reserved

80h = reserved

EOT

04h = End Of transmission

Example:
Configure a System 4

xi

for the following:

Sync = No change, RGB Delay = No change, Audio Mute = On, Demo Mode =
No change, Freeze = No change and Force VGA Resolution = No change.

That is: 1Bh, 3Bh, 80h, FFh, 81h, 80h, 80h, 80h, 04h

Normal response:
ESC, CMD11, ERC, EOT
1Bh, 3Bh, 80h, 04h

Notes:

4. This command is only available
in System 4

xi

units with the

following firmware revision levels, or
higher:
System 4LD

xi

– revision 3.0

System 4LQ

xi

– revision 4.0

6. Only available on System 4LD

xi

and 4LQ

xi