Chaining Multiple

#AV 1>* V 3>4, 2>2, 82>1, 0>2 V 82>3 A 0>1 V? * CR

~AV 1>* OK

CRLF

 

 

commands*

First switch all Audio and video outputs from input 1,

~VID 1>2, 3>4

 

 

Then switch video input 3 to output 4, video input 2 to output

 

OK

CRLF

 

 

 

 

 

 

2, video input and disconnect video output 2.

~VID 82>3

 

 

 

 

ERR###

 

 

Then switch audio input 3 to output 2,

 

CRLF

 

 

 

 

 

 

 

 

Then disconnect audio output 1.

~AUD 0>1 OK

 

 

 

CRLF

 

 

Then get status of all links (assume this is 4x4 matrix).

~V 1>1, 0>2, 1>3,

 

 

Commands processing start after entering CR, response will sent

 

 

 

3>4

CRLF

 

 

 

for each command after processing it.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Signal Status Commands

Command

Syntax

Change signal status

-------------------

 

 

 

 

 

 

 

Get signal status

SIGNAL?

 

 

INPUT

 

 

 

 

Response

SIGNAL INPUT,

SIGNAL INPUT,

STATUS

STATUS

Parameter Description:

INPUT = Input number, ‘*’ for all.

STATUS = Signal state:

"0" or "off" for not existent signal. "1" or "on" for existent signal.

Preset Commands

 

 

 

 

Command

 

 

 

 

Syntax

 

 

 

 

 

 

 

Response

 

Store current connections to

PRST-STO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRST-STO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESET

PRESET

RESULT

 

preset

Short form: PSTO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESET

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Recall saved preset

PRST-RCL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRST-RCL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESET

PRESET

RESULT

 

 

 

 

 

Short form: PRCL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESET

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Delete saved preset

PRST-DEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRST-DEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESET

 

 

PRESET

 

RESULT

 

 

 

 

 

Short form: PDEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESET

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Read video connections from

PRST-VID?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRST-VID

 

 

 

 

 

 

, IN>

 

 

 

 

 

 

 

PRESET

OUT

PRESET

OUT

 

saved preset

Short form: PVID?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESET

OUT

 

 

PRST-VID

 

 

 

 

 

 

, IN>1, IN>2,…

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRST-VID?

PRESET

, *

 

 

 

PRESET

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Read audio connections from

PRST-AUD?

 

 

 

 

 

 

 

 

 

 

 

 

 

PRST-AUD

 

 

 

 

 

 

 

: IN>

 

 

 

 

 

PRESET

OUT

PRESET

 

OUT

 

saved preset

Short form: PAUD?

 

 

 

 

 

 

,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESET

OUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRST-AUD?

 

, *

 

PRST-AUD

 

 

 

 

 

 

: IN>1, IN>2,…

 

 

 

 

 

PRESET

 

PRESET

 

 

Read saved presets list

PRST-LST?

 

PRST-LST

 

 

 

 

 

 

 

 

,

 

 

 

 

 

 

, …

PRESET

 

PRESET

 

 

 

 

 

Short form: PLST?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Parameters Description:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESET

= Preset number.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

= Output in preset to show for, '*' for all.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Examples:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Store current Audio & Video

#PRST-STR 5CR

 

 

~PRST-STR 5 OK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CRLF

 

 

 

connections to preset 5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Recall Audio & Video

 

 

 

 

 

 

 

 

#PRCL 3CR

 

 

~PRST-RCL 3 OK

CRLF

 

 

 

connections from preset 3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Show source of video output 2

#PRST-VID? 3,2CR

 

 

~PRST-VID 3: 4>2

 

CRLF

 

 

from preset 3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

32

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VP-81K - Kramer Protocol

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Kramer Electronics VP-81 K Signal?, Signal Input, Prst-Sto, Prst-Rcl, Prst-Del, Prst-Vid?, Prst-Aud?, Prst-Lst?, Preset

VP-81 K specifications

Kramer Electronics has established itself as a leading provider of innovative audio-visual solutions, and the VP-81 K is a noteworthy addition to their product lineup. This versatile presentation switcher is designed to accommodate a variety of audiovisual applications, making it ideal for classrooms, conference rooms, and professional events.

One of the standout features of the VP-81 K is its ability to handle multiple video formats. It supports both analog and digital inputs, including HDMI, VGA, and Composite video. This flexibility allows users to connect a wide range of devices, from laptops and projectors to higher-end sources and displays. The device seamlessly switches between input sources, ensuring a smooth presentation experience without interruption.

Another important characteristic of the VP-81 K is its built-in scaling technology. The device is equipped with a high-quality scaler that ensures output resolutions are optimized for a range of display formats. This means that regardless of the source resolution, the image quality remains crisp and clear, providing optimal viewing experiences for audiences.

The VP-81 K also boasts advanced audio capabilities. It allows for audio embedding and de-embedding, making it possible for users to manage both audio and video signals from a single device. This feature is particularly useful in settings where high-quality sound is essential, allowing for easier integration with external audio systems.

In terms of control, the VP-81 K is user-friendly. It provides multiple controlling options, including front-panel buttons, remote control, and RS-232 for integration with third-party systems. This flexibility ensures that users can easily manage their presentations, regardless of their technical expertise.

For enhanced security and performance, the VP-81 K features robust signal processing technology. It maintains signal integrity over long cable runs, ensuring that presentations remain professional and reliable. Additionally, the device is designed with durability in mind, utilizing high-quality components that withstand the rigors of frequent use.

Overall, the Kramer Electronics VP-81 K is a powerful and adaptable presentation switcher, equipped with essential features and cutting-edge technologies that cater to modern audiovisual needs. Whether in educational settings or corporate environments, its capabilities are sure to elevate any presentation experience.