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Switcher-initiated messages, Power-up, Input selection – Extron Electronics ISM 824 User Manual

Page 91: Input and output video type, Picture adjustments

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ISM 824 Integration Scaling Multiswitcher • SIS

Programming and Control

Switcher-Initiated Messages

When a local event such as power-up or a front panel operation occurs, the switcher

responds by sending a message to the host. The switcher-initiated messages are

listed below and on the following pages.
The switcher does not expect a response from the host, but the host program may

request a new status.

Power-up

© Copyright 2007, Extron Electronics, ISM 824 series, V x.xx, 60-787-01 ]
The copyright message is initiated by the switcher when it is first powered on.

Vx.xx is the firmware version number.

Input selection

Qik]
A front panel video and audio switching operation has occurred.

Input and output video type

Typ

X!

*

X#

]

A front panel input video type selection has occurred.

X!

is the input number and

X#

is the input video type.

Rte

X@

*

X2!

*

X2@

]

A front panel output video format selection has occurred.

X2!

is the output

resolution and

X2@

is the output refresh rate.

X@

Syn

X2$

]

A front panel output video type selection has occurred.

X2$

is the output video

format (RGBHV, RGBS, RGsB, Y, R-Y bi-level, Y, R-Y, B-Y tri-level).

X@

Pol

X5#

]

A front panel output polarity selection has occurred.

X5#

is the output sync

polarity.

Picture adjustments

X@

Col

X!

*

X1%

]

A front panel color adjustment has occurred.

X@

is the output switched to the

adjusted input

X!

and

X1%

is the color variable.

X@

Tin

X!

*

X1%

]

A front panel tint adjustment has occurred.

X@

is the output switched to the

adjusted input

X!

and

X1%

is the tint variable.

X@

Brt

X!

*

X1%

]

A front panel color brightness adjustment has occurred.

X@

is the output switched

to the adjusted input

X!

and

X1%

is the brightness variable.

X@

Con

X!

*

X1%

]

A front panel contrast adjustment has occurred.

X@

is the output switched to the

adjusted input

X!

and

X1%

is the contrast variable.

X@

Hsz

X!

*

X1&

]

A front panel horizontal size adjustment has occurred.

X@

is the output and

X1&

is

the size variable.