Kramer Protocol

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Network settings commands

 

 

 

 

 

 

 

 

 

NTDH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Read subnet mask

 

NET-DHCP?

 

NET-DHCP

 

 

 

 

 

 

 

 

 

 

 

DHCP_MODE

 

 

 

 

 

 

 

 

 

 

NTDH?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

=

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DHCP_MODE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0 – Don't use DHCP (Use IP set by factory or IP set command).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1 – Try to use DHCP, if unavailable use IP as above.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Change protocol

 

ETH-PORT

PROTOCOL

,

PORT

 

 

ETH-PORT

 

PROTOCOL

 

 

,PORT

 

RESULT

 

 

 

Ethernet port

 

 

 

ETHP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Read protocol Ethernet

 

ETH-PORT?

 

 

 

 

ETH-PORT

 

 

 

,

 

 

 

 

 

 

PROTOCOL

 

PROTOCOL

 

PORT

 

 

port

 

 

 

ETHP?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

= TCP / UDP

(transport layer protocol)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PROTOCOL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

= Ethernet port to enter protocol 3000 commands

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PORT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1-65535 = User defined port

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0 - reset port to factory default (50000 for UDP, 5000 for TCP)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Advanced switching commands

 

Command

 

 

 

 

 

 

 

Syntax

 

 

 

 

 

Response

Set audio follow

 

AFV

 

 

 

 

 

 

AFV

 

 

 

 

 

 

 

 

 

AFV-MODE

 

 

AFV-MODE

RESULT

 

video mode

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

This command effect device front-panel mode and AUD\VID command

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Read audio follow

 

AFV?

 

 

 

 

 

 

 

 

 

 

AFV

AFV-MODE

 

 

video mode

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AFV-MODE= Front panel AFV mode

"0" or "afv" to set front panel switching buttons in audio-follow-video state

"1" or "brk" to set front panel switching buttons in their previous state when audio

17.3Kramer Protocol 2000

This RS-232/RS-485 communication protocol (Version 0.5) uses four bytes of information as defined below. For RS-232, a null-modem connection between the machine and controller is used. The default data rate is 9600 baud, with no parity, 8 data bits and 1 stop bit.

Table 17: Protocol Definitions

 

MSB

 

 

 

 

 

 

 

LSB

 

 

DESTINATION

 

 

 

INSTRUCTION

 

 

 

0

D

N5

N4

N3

 

N2

N1

N0

 

7

6

5

4

3

 

2

1

0

1st byte

 

 

 

 

 

 

 

 

 

 

 

 

 

INPUT

 

 

 

1

I6

I5

I4

I3

 

I2

I1

I0

 

7

6

5

4

3

 

2

1

0

41

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Image 45
Kramer Electronics VP-81KSi user manual Kramer Protocol, Protocol Definitions

VP-81KSi specifications

Kramer Electronics has been a notable player in the AV industry, and their VP-81KSi is a vivid example of their commitment to providing high-quality video processing solutions. This device is a versatile 8x1 HDMI switcher that is designed to streamline the management of multiple HDMI sources and facilitate seamless HD video distribution.

One of the standout features of the VP-81KSi is its capability to switch between eight HDMI inputs with ease. This is particularly beneficial in settings such as conference rooms, classrooms, and entertainment venues, where multiple video sources need to be accessed efficiently. The switcher supports resolutions up to 4K at 60Hz, ensuring that users can enjoy high-definition video quality without sacrificing performance.

In addition to its robust switching capabilities, the VP-81KSi also integrates advanced audio management technologies. It supports various audio formats, including multi-channel audio, allowing for a rich auditory experience. This is complemented by its ability to embed and de-embed audio signals, providing flexibility in audio routing and management.

Another significant aspect of the VP-81KSi is its support for Kramer's proprietary Smart Switching technology. This feature automatically detects and switches to the active input source, which not only saves time but also enhances user experience by minimizing interruptions during presentations or events.

The device also includes comprehensive control options, with the ability to be managed via its front panel buttons, RS-232, and Ethernet. This flexibility allows for easy integration into existing AV systems and facilitates remote management, further simplifying operations in professional environments.

In terms of build quality, the VP-81KSi is constructed with durability in mind, featuring a compact form factor that can fit seamlessly into various setups. Its rack-mountable design is ideal for permanent installations in AV racks.

Kramer Electronics has equipped the VP-81KSi with a cooling system that ensures optimal performance during extended use. The device's low heat generation adds to its longevity and reliability, making it a smart investment for audio-visual professionals.

In summary, the Kramer VP-81KSi combines versatility, advanced technology, and user-friendly features in a single compact unit. It excels in demanding environments, delivering high-quality video and audio management that meets the needs of modern AV applications. Whether for live events, corporate presentations, or educational settings, the VP-81KSi stands out as a powerful tool for enhancing multimedia experiences.