Figure 1: VS-211UHD 2x1 Auto Switcher 5
Figure 2: Connecting the VS-211UHD UHD Auto Switcher 8
Figure 3: Connecting the Contact Closure Remote Control Pins 16
Figure 4: RS-232 Pinout 17
VS-211UHD - Introduction
1
1
1 Introduction
Welcome to Kramer Electronics! Since 1981, Kramer Electronics has been
providing a world of unique, creative, and affordable solutions to the vast range of
problems that confront video, audio, presentation, and broadcasting professionals
on a daily basis. In recent years, we have redesigned and upgraded most of our
line, making the best even better!
Our 1,000-plus different models now appear in 14 groups that are clearly defined by
function: GROUP 1: Distribution Amplifiers; GROUP 2: Switchers and Routers;
GROUP 3: Control Systems; GROUP 4: Format/Standards Converters; GROUP 5:
Range Extenders and Repeaters; GROUP 6: Specialty AV Products; GROUP 7:
Scan Converters and Scalers; GROUP 8: Cables and Connectors; GROUP 9:
Room Connectivity; GROUP 10: Accessories and Rack Adapters; GROUP 11:
Sierra Video Products; GROUP 12: Digital Signage; GROUP 13: Audio; and
GROUP 14: Collaboration.
Congratulations on purchasing your Kramer VS-211UHD UHD Auto Switcher. This
product, which incorporates HDMI™ technology, is ideal for:
Education, entertainment, corporate and any other AV installation that
requires selecting and switching between two HDMI sources automatically.
2
VS-211UHD - Getting Started
Go to www.kramerav.com/downloads/VS-211UHD to check for up-to-date
user manuals, application programs, and to check if firmware upgrades are
available (where appropriate).
This equipment is to be used only inside a building. It may only be
connected to other equipment that is installed inside a building.
Caution:
There are no operator serviceable parts inside the unit.
Warning:
Use only the Kramer Electronics power supply that is
provided with the unit.
Warning:
Disconnect the power and unplug the unit from the wall
before installing.
2 Getting Started
We recommend that you:
Unpack the equipment carefully and save the original box and packaging
materials for possible future shipment.
Review the contents of this user manual.
2.1 Achieving the Best Performance
To achieve the best performance:
For optimum range and performance, use the recommended Kramer cables
available at www.kramerav.com/product/VS-211UHD.
Do not secure the cables in tight bundles or roll the slack into tight coils.
Avoid interference from neighbouring electrical appliances that may adversely
influence signal quality.
Position your VS-211UHD away from moisture, excessive sunlight and dust.
2.2 Safety Instructions
VS-211UHD - Getting Started
3
3
2.3 Recycling Kramer Products
The Waste Electrical and Electronic Equipment (WEEE) Directive 2002/96/EC aims
to reduce the amount of WEEE sent for disposal to landfill or incineration by
requiring it to be collected and recycled. To comply with the WEEE Directive,
Kramer Electronics has made arrangements with the European Advanced
Recycling Network (EARN) and will cover any costs of treatment, recycling and
recovery of waste Kramer Electronics branded equipment on arrival at the EARN
facility. For details of Kramer’s recycling arrangements in your particular country go
to our recycling pages at www.kramerav.com/support/recycling/.
4
VS-211UHD - Overview
3 Overview
The VS-211UHD is an automatic switcher for 4K@60Hz (4:2:0) HDMI and analog
audio signals. The unit automatically switches one of two HDMI inputs to a
predefined or the last connected input whenever the currently active video signal is
interrupted or whenever a higher-priority video signal is detected. It also supports
Kramer’s Step-in over HDMI technology.
The unit can embed analog audio to an HDMI signal and can extract the audio from
either an input HDMI signal or an output Audio Return Channel (ARC) HDMI signal.
The VS-211UHD can output an analog audio source on the HDMI output even
when an HDMI source is not connected and enters sleep mode when no input is
detected.
The VS-211UHD features:
Maximum data rate 8.91Gbps (2.97Gbps per graphic channel)
Resolution support for up to 4K@60Hz (4:2:0) UHD
Support of Kramer Step-In over HDMI technology
HDTV compatible
Active switching – selectable manual or fast auto switching according to last
connected or preset priority
HDMI, HDCP and DVI compliant
HDMI 1.4 support for Deep Color, 3D, ARC, up to 7.1 uncompressed audio
channels
HDMI 1 input support for CEC and ARC
HDMI ARC de-embedding from output to balanced stereo audio line out,
uncompressed
DVI 1.0 supported
Automatic video input detection and selection
Auto-power off when no HDMI input is detected (selectable timeout)
HDCP handling
VS-211UHD - Overview
5
5
EDID configuration options
Default EDID
Contact closure for remote manual switching override
Audio embedding/de-embedding
Analog audio input per port
Firmware upgrade over RS-232, mini-USB
Support for Protocol 3000, EDID Designer, K-Upload via RS-232
Varied control options – front panel buttons, contact closure, IR, RS-232
Protocol 3000
3.1 Defining the VS-211UHD UHD Auto Switcher
This section defines the VS-211UHD.
Figure 1: VS-211UHD 2x1 Auto Switcher
6
VS-211UHD - Overview
#
Feature
Function
1
PROGRAM USB Connector
Connects to a PC to upgrade the firmware
2
IR Sensor and LED
Receives and indicates IR signals from a remote
control (flashes during valid IR activity)
3
AUTO LED
Lights when auto switching is active, off for manual
switching
4
AUTO/MANUAL Button
Press to select between auto-switching or manual
switching mode
5
LAST LED
Lights when last connected input is active, off for
highest priority
6
LAST/PRIORITY Button
When in the AUTO mode, switch toggles to select
switching to a priority or last connected device
7
IN 1 Button
Press to route HDMI source 1 to the output (dim
when active video connected, lit when selected)
8
IN 2 Button
Press to route HDMI source 2 to the output (dim
when active video connected, lit when selected)
9
OFF Button
Press to mute the video output (lit when muted)
10
ON LED
Lights when power is connected to the unit
11
INPUT 1 HDMI Connector
Connects to HDMI source 1
12
INPUT 1 AUDIO 3.5mm
Connector
Connects to unbalanced stereo audio source 1
13
INPUT 2 HDMI Connector
Connects to HDMI source 2
14
INPUT 2 AUDIO 3.5mm
Connector
Connects to unbalanced stereo audio source 2
15
HDMI OUT Connector
Connects to an HDMI acceptor
16
AUDIO OUT Terminal Block
Connects to a balanced stereo audio acceptor
17
INPUT SELECT Contact
Closure Terminal Block
Connects to external contact closure input switches
(see Section 6)
18
RS-232 Terminal Block
Connects to a local RS-232 source (see Section 4.1)
19
MODE/PRESET DIP-Switches
Use to set EDID, audio and delay settings (see
Section 4.2)
20
5V DC Connector
Connects to a power supply for the unit
VS-211UHD - Connecting the VS-211UHD
7
7
Always switch off the power to each device before connecting it to
your VS-211UHD. After connecting your VS-211UHD, connect its
power and then switch on the power to each device.
You do not have to connect all the inputs and outputs, connect only
those that are required.
4 Connecting the VS-211UHD
To connect the VS-211UHD, as illustrated in the example in Figure 2, do the
following:
1. Connect HDMI source 1 (for example, a Kramer DIP-31) to the INPUT1
HDMI connector.
2. Connect an unbalanced stereo audio source 1 to the INPUT 1 AUDIO
3.5mm mini jack (not shown in this example).
3. Connect HDMI source 2 (for example, a laptop) to the INPUT 2 HDMI
connector.
4. Connect an unbalanced stereo audio source 2 to the INPUT 2 AUDIO
3.5mm mini jack (audio from the PC).
5. Connect the HDMI OUT connector to an HDMI acceptor (for example, a
smart TV).
6. Connect the AUDIO OUT terminal block to a balanced stereo audio acceptor
(for example, active speakers).
7. If required for remote switching, connect the INPUT SELECT terminal block
to contact closure switches.
8. Connect the RS-232 terminal block to a controller (for example, a PC).
9. Connect a power cord to the device and plug it into the mains electricity (not
shown in Figure 2).
8
VS-211UHD - Connecting the VS-211UHD
Figure 2: Connecting the VS-211UHD UHD Auto Switcher
4.1 Connecting a Serial Controller to the VS-211UHD via
RS-232
The VS-211UHD operates at two baud rates – 9600 (default) and 115,200 (see all
communication parameters in Section 8).
To connect a serial controller to the VS-211UHD:
From the RS-232 9-pin D-sub serial port on the serial controller connect:
Pin 2 to the TX pin on the VS-211UHD RS-232 terminal block
Pin 3 to the RX pin on the VS-211UHD RS-232 terminal block
Pin 5 to the GND pin on the VS-211UHD RS-232 terminal block
VS-211UHD - Connecting the VS-211UHD
9
9
DIP
Function
Off (Up)
On (Down)
1
Audio EDID
Pass audio EDID of sink
Limit to 2-CH LPCM
2
Color EDID
Pass deep color parameter of
sink
Limit to RGB 8bpp
3
Lock EDID
Pass EDID of sink
Lock current display EDID and the
current settings of DIPs 1 and 2
(The settings of DIPs 1 and 2
cannot be changed when DIP 3 is
locked)
This state also allows copying the
default EDID or an EDID file to the
inputs when using EDID Designer.
(If using EDID Designer, refresh
after copying)
4
HDCP
Enable HDCP support
When On, if the output
supports HDCP, the input
declares HDCP support. It
then handles HDCP on the
output and input actively. If the
output does not support
HDCP then the input does not
support HDCP.
Disable HDCP support
When Off, the device does not
support HDCP on its input, even if
HDCP is detected on the output.
5
Auto Embedding
Port 1
If embedded audio is present
(HDMI), embedded audio is
passed
If no embedded audio is
present (DVI), the analog
audio input is used
Always embed analog audio input
6
Auto Embedding
Port 2
7
Audio From
Source
ARC
8
Output Off Delay
Settings
15sec default (configurable)
15min
4.2 Setting the DIP-Switches
The Setup DIP-switches dictate the behavior of the VS-211UHD.
All DIP-switches are off by default.
4.3 Upgrading the Firmware
The VS-211UHD can be upgraded via USB or RS-232.
For instructions on upgrading the firmware, see “K-Upload SoftwareUser Guide”
(http://k.kramerav.com/support/download.asp?f=39700).
10
VS-211UHD - Operating the VS-211UHD
5 Operating the VS-211UHD
This section describes how to operate the VS-211UHD.
5.1 Switching – Manual and Auto
Switching can be performed automatically or manually using the front panel
buttons, remote control, or control commands. This section describes using the
buttons to select Auto or Manual switch modes.
The same procedure can also be used for controlling switching via the remote
control. For information about switching via control commands, see Section 9.3.3.
5.1.1 Manual Switch Mode
In Manual switch mode, the VS-211UHD does not automatically switch to another
channel even if an input signal is not detected on the manual input.
To select the Manual switch mode:
1. Press the AUTO button to turn the Auto LED off.
2. Press the IN1 or IN2 button to route this input to the HDMI output.
The keys respond as follows:
Input LED bright: input selected
Input LED dim: input active and not selected
Input LED off: input is not active and not selected
5.1.2 Auto Switch Mode
In Auto switch mode, the VS-211UHD automatically switches one of two HDMI
inputs to a predefined or the last connected input whenever the currently active
video signal is interrupted or whenever a higher-priority video signal is detected.
VS-211UHD - Operating the VS-211UHD
11
11
To select Auto switch mode:
1. Press the Auto/Manual button to turn the Auto LED on.
2. Press the Last/Priority button to select an auto switch mode:
Last connected (LAST LED on) – The device always switches to a
newly detected active video source. When the device is powered on, the
output switches to the highest priority input
Priority (LAST LED off) – The device always switches to the highest
priority input source. The default priority is Input 1 then Input 2.
5.1.3 Manual Override Mode
Auto switch mode can be overridden by a manual command, such as pressing an
input button or sending a control command. In such a case, the system switches to
the manually selected source. If this manually selected source is not active, the
system waits a set amount of time (10 seconds, default) and then switches back to
auto mode. Manual override selection is not stored in non-volatile memory.
5.2 Setting the Switching Speed
The VS-211UHD supports setting normal and fast (default) switching speeds.
To set switching speed modes:
1. Disconnect device power.
2. Press and hold one of the following buttons together with the OFF button:
IN 1 button – for setting fast switching speed mode.
IN 2 button – for setting normal switching speed mode.
3. Power the device on.
The device switching speed is modified.
5.3 Muting the Output
Press the OFF button to mute the audio and video outputs
12
VS-211UHD - Operating the VS-211UHD
The device automatically recognizes EDID differences between input
and output channels based on parts of the EDID data, including
manufacturer, serial number, and first block check-sum information.
EDID data is not copied when no difference is recognized.
5.4 Copying the EDID
The EDID is a data structure transmitted by the display that enables the VS211UHD to recognize the display connected to the output. The VS-211UHD
acquires and stores the EDID to make reconnection to the display effortless.
When the device is first powered on, it has default EDID loaded. The device
automatically reads and saves the first read EDID. Use DIP-switches 1-3 to set
EDID functionality (see Section 4.2).
While copying EDID data, the input port’s HPD function changes from Low to High which may affect the channel’s auto-switching.
5.5 Setting the 5V Output Time Delay
Use DIP-switch 8 to set the delay time. Off (Up) delays 15 seconds, On (Down)
delays 15 minutes. A P3K command can modify the delay time.
When there is no signal clock or 5V input on both inputs for the set delay, the
device shuts down the 5V output.
5.6 Setting HDCP Capability
The VS-211UHD supports HDCP communication automatically, by default. When
HDCP is detected in the input signal, it is enabled in the output signal. You can also
disable HDCP support using DIP-switch 4 (see Section 4.2). Enabling or disabling
HDCP support is universal for both inputs.
VS-211UHD - Operating the VS-211UHD
13
13
An Input 1 analog audio signal can only be embedded in the Input 1
HDMI signal.
An Input 2 analog audio signal can only be embedded in the Input 2
HDMI signal.
5.7 Setting Audio Output
The VS-211UHD enables customizing the audio output by embedding audio in
HDMI, de-embedding HDMI ARC from output to the balanced stereo
(uncompressed) audio line out, or routing the HDMI / analog inputs to the balanced
stereo audio line out.
Note: Sending compressed audio on ARC causes noise on the analog audio
output.
5.7.1 Embedding Audio in HDMI
The VS-211UHD can output audio to the HDMI Out port from the original HDMI
input or the Analog unbalanced 3.5mm audio input, by embedding it in the HDMI
input signal. The VS-211UHD enables setting the audio output separately for each
input using DIP-switches 5 and 6 (see Section 4.2).
5.7.2 Outputting Audio from ARC or Device Inputs
The VS-211UHD can output audio to the balanced stereo Audio Out terminal block
from the following input sources:
ARC – In this mode, the device does not enable embedding audio in the
HDMI signal.
HDMI inputs / Analog unbalanced 3.5mm audio inputs – In this mode, the
balanced stereo Audio Out terminal block and the HDMI Out port both output
audio. The Audio Out terminal block mutes the audio when the input audio
signal is not LPCM.
Use DIP-switch 7 to set output to ARC / device inputs (see Section 4.2).
14
VS-211UHD - Operating the VS-211UHD
5.8 Using the Remote Control
You can use the RC-IR3 wireless remote control to control the VS-211UHD via the
built-in IR receiver on the front panel. For more information, see
www.kramerav.com/Product/RC-IR3.
5.9 Step-In Support
The VS-211UHD supports programmable step-in functionality when used in
conjunction with compatible step-in devices, such as the SID-X3N and DIP-30
(using an HDMI cable that supports HEC, the HDMI Ethernet Channel).
When ARC mode is enabled, Input 1 step-in mode is disabled. If you require step-in
mode on Input 1, set the audio output to the device inputs (see Section 5.7.2).
VS-211UHD - Controlling the VS-211UHD
15
15
6 Controlling the VS-211UHD
The VS-211UHD can be controlled via the:
Front panel buttons (see Section 6.1)
Terminal block connector (see Section 6.2)
RC-3IR remote control transmitter (see Section 6.3)
RS-232 port (see Section 6.4)
6.1 Using the Front Panel Buttons
The VS-211UHD includes the following front panel buttons:
Front panel INPUT buttons (see Section 5.1.1)
The AUTO button, toggling between the auto and the manual mode
(see Section 5.1.2)
The LAST button, toggling between set priorities or last connected modes
(see Section 5.1.2)
The OFF button to disconnect the output from the inputs
The front panel button LEDs behave as follows:
Input LED bright: input selected
Input LED dim: input active and not selected
Input LED off: input is not active and not selected
If a non-active signal is selected, the display appears black.
16
VS-211UHD - Controlling the VS-211UHD
Do not connect more than one input pin to the G pin at the same time.
6.2 Switching via the Terminal Block Connector
The INPUT SELECT terminal block connector includes three input pins and a G pin
for selecting an input:
1 – Switch to Input 1
2 – Switch to Input 2
OFF – Mute the HDMI output
The contact closure remote control pins operate in a similar way to the input
buttons (see Section 5.1.1). Using the contact closure remote control (also known
as push-to-make momentary contact) you can select any of the inputs. To do so,
momentarily connect the required input pin (1 or 2) to the G (Ground) pin of the
INPUT SELECT terminal block connector, as Figure 3 illustrates.
Figure 3: Connecting the Contact Closure Remote Control Pins
6.3 Using the RC-IR3 Remote Control Transmitter
You can control the VS-211UHD via the Kramer RC-IR3 Remote Control
Transmitter.
To switch an input to the output:
Press key 1 to switch INPUT 1 to the output
Press key 2 to switch INPUT 2 to the output
To mute audio and video on the output:
Press the OFF key to disconnect the output
VS-211UHD - Controlling the VS-211UHD
17
17
Figure 4: RS-232 Pinout
Connect this PIN on the
terminal block connector
To this PIN on the
9-pin D-sub Connector
Tx
PIN 2
Rx
PIN 3
GND
PIN 5
The IR LED behaves as follows:
When the device is powered on, the IR LED turns on for a short time and then
turns off
Before finding the sink, the LED is off
After finding the sink, the LED is on
When receiving information, the LED flashes
6.4 Connecting to the VS-211UHD via RS-232
Connect the RS-232 Terminal block connector on the product to the RS-232 9-pin Dsub port on your PC/controlled device to control the VS-211UHD, as shown in
Figure 4:
6.5 Performing a Factory Reset
Factory reset returns all the parameters of the device to their factory default
settings.
To perform a factory reset:
1. Disconnect device power.
2. Press and hold IN 1 while reconnecting device power.
All indicators flash while resetting to the factory default parameters.
3. When all the lights turn off the reset is complete.
18
VS-211UHD - Technical Specifications
INPUTS:
2 HDMI connectors, 2 unbalanced stereo audio on 3.5mm mini jack
ANALOG AUDIO UNBALANCED
INPUT:
Nominal level: 316mVRMS
Maximum level: 1VRMS
Impedance: 10kΩ
Standard timings supported
720 x 400p at 70Hz - IBM VGA
720 x 400p at 88Hz - IBM XGA2
640 x 480p at 60Hz - IBM VGA
640 x 480p at 67Hz - Apple Mac II
640 x 480p at 72Hz - VESA
640 x 480p at 75Hz - VESA
800 x 600p at 56Hz - VESA
800 x 600p at 60Hz - VESA
800 x 600p at 72Hz - VESA
800 x 600p at 75Hz - VESA
832 x 624p at 75Hz - Apple Mac II
1024 x 768i at 87Hz - IBM
1024 x 768p at 60Hz - VESA
1024 x 768p at 70Hz - VESA
1024 x 768p at 75Hz - VESA
1280 x 1024p at 75Hz - VESA
1152 x 870p at 75Hz - Apple Mac II
1280 x 1024p at 75Hz - VESA STD
1280 x 1024p at 85Hz - VESA STD
1600 x 1200p at 60Hz - VESA STD
1024 x 768p at 85Hz - VESA STD
800 x 600p at 85Hz - VESA STD
640 x 480p at 85Hz - VESA STD
1152 x 864p at 70Hz - VESA STD
1280 x 960p at 60Hz - VESA STD
VS-211UHD - Default Settings
21
21
EIA/CEA-861 Information
Revision number.......... 3
DTV underscan............ Supported
Basic audio.............. Supported
YCbCr 4:4:4.............. Not supported
YCbCr 4:2:2.............. Not supported
Native formats........... 1
Detailed timing #1....... 1920x1080p at 60Hz (16:10)
CE audio data (formats supported)
LPCM 2-channel, 16/20/24 bit depths at 32/44/48 kHz
CE video data (timings supported)
1920 x 1080p at 60Hz - HDTV (16:9, 1:1)
1920 x 1080i at 60Hz - HDTV (16:9, 1:1)
1280 x 720p at 60Hz - HDTV (16:9, 1:1) [Native]
720 x 480p at 60Hz - EDTV (16:9, 32:27)
720 x 480p at 60Hz - EDTV (4:3, 8:9)
720 x 480i at 60Hz - Doublescan (16:9, 32:27)
720 x 576i at 50Hz - Doublescan (16:9, 64:45)
640 x 480p at 60Hz - Default (4:3, 1:1)
NB: NTSC refresh rate = (Hz*1000)/1001
CE vendor specific data (VSDB)
IEEE registration number. 0x000C03
CEC physical address..... 0.1.0.0
Maximum TMDS clock....... 165MHz
CE speaker allocation data
Channel configuration.... 2.0
Front left/right......... Yes
Front LFE................ No
Front center............. No
Rear left/right.......... No
Rear center.............. No
Front left/right center.. No
Rear left/right center... No
The framing of the command varies according to the terminal
communication software.
9 Protocol 3000
The VS-211UHD can be operated using the Kramer Protocol 3000 serial
commands. The command framing varies according to how you interface with the
VS-211UHD. For example, a basic video input switching command that routes a
layer 1 video signal to HDMI out 1 from HDMI input 2 (ROUTE 1,1,2), is entered
as follows:
Terminal communication software, such as Hercules:
K-Touch Builder (Kramer software):
K-Config (Kramer configuration software):
VS-211UHD - Protocol 3000
23
23
All the examples provided in this section are based on using the
K-Config software.
A string can contain more than one command. Commands are
separated by a pipe (|) character.
You can enter commands directly using terminal communication software (e.g.,
Hercules) by connecting a PC to the serial or Ethernet port on the VS-211UHD. To
enter CR press the Enter key (LF is also sent but is ignored by the command
parser).
Commands sent from various non-Kramer controllers (e.g., Crestron) may require
special coding for some characters (such as, /X##). For more information, refer to
your controller’s documentation.
For more information about:
Using Protocol 3000 commands, see Section 9.1
General syntax used for Protocol 3000 commands, see Section 9.2
Protocol 3000 commands available for the VS-211UHD, see Section 9.3
9.1 Understanding Protocol 3000
Protocol 3000 commands are structured according to the following:
Command – A sequence of ASCII letters (A-Z, a-z and -). A command and
its parameters must be separated by at least one space.
Parameters – A sequence of alphanumeric ASCII characters (0-9, A-Z, a-z
and some special characters for specific commands). Parameters are
separated by commas.
Message string – Every command entered as part of a message string
begins with a message starting character and ends with a message closing
character.
24
VS-211UHD - Protocol 3000
The maximum string length is 64 characters.
Spaces between parameters or command terms are ignored.
Commands in the string do not execute until the closing character is
entered. A separate response is sent for every command in the
chain.
Message starting character:
# – For host command/query
~ – For device response
Device address – K-NET Device ID followed by @ (optional, K-NET only)
Query sign – ? follows some commands to define a query request
Message closing character:
CR – Carriage return for host messages (ASCII 13)
CR LF – Carriage return for device messages (ASCII 13) and line-feed
(ASCII 10)
Command chain separator character – Multiple commands can be chained
in the same string. Each command is delimited by a pipe character (|). When
chaining commands, enter the message starting character and the message
closing character only at the beginning and end of the string.
Some commands have short name syntax in addition to long name syntax to
enable faster typing. The response is always in long syntax.
The Protocol 3000 syntax is in the following format:
Host Message Format:
Simple Command – Command string with only one command without
addressing:
Command String – Formal syntax with command concatenation and
addressing:
Device Message Format:
Device Long Response – Echoing command:
26
VS-211UHD - Protocol 3000
Command
Description
Type
#
Protocol handshaking
System-mandatory
BUILD-DATE
Get device build date
System-mandatory
FACTORY
Reset to factory default configuration
System-mandatory
HDCP-STAT?
Get HDCP signal status
System
HELP
Get command list
System-mandatory
IDV
Set visual indication from device
System
INFO-IO
Get in/out count
System
MODEL
Get device model
System-mandatory
NAME
Set/get machine (DNS) name
System – Ethernet
PROT-VER
Get device protocol version
System-mandatory
RESET
Reset device
System-mandatory
SIGNAL?
Get input signal lock status
System
SN
Get device serial number
System-mandatory
VERSION
Get device firmware version
System-mandatory
AV-SW-TIMEOUT
Set/get auto switching timeout
System
9.3 Protocol 3000 Commands
This section includes the following commands:
System Commands (see Section 9.3.1)
Communication Commands (see Section 9.3.2)
Switching/Routing Commands (see Section 9.3.3)
EDID Handling Commands (see Section 9.3.4)
9.3.1 System Commands
All devices running Protocol 3000 use these commands.
VS-211UHD - Protocol 3000
27
27
Functions
Permission
Transparency
Set: # End User
Public
Get: - -
-
Description
Syntax
Set:
Protocol handshaking
#CR
Get: - -
Response
~nn @SPOK CR LF
Parameters
Response Triggers
Notes
Validates the Protocol 3000 connection and gets the machine number
Step-in master products use this command to identify the availability of a device
K-Config Example
“#”,0x0D
Functions
Permission
Transparency
Set: - - - Get:
BUILD-DATE?
End User
Public
Description
Syntax
Set: - -
Get:
Get device build date
#BUILD-DATE?CR
Response
~nn @BUILD-DATE SPdate SP timeCR LF
Parameters
date – Format: YYYY/MM/DD where YYYY = Year, MM = Month, DD = Day
time – Format: hh:mm:ss where hh = hours, mm = minutes, ss = seconds
Response Triggers
Notes
K-Config Example
Read the device build date:
“#BUILD-DATE?”,0x0D
9.3.1.1 #
9.3.1.2 BUILD-DATE
28
VS-211UHD - Protocol 3000
Functions
Permission
Transparency
Set:
FACTORY
End User
Public
Get: - -
-
Description
Syntax
Set:
Reset device to factory default
configuration
#FACTORYCR
Get: - -
Response
~nn @FACTORY SPOK CR LF
Parameters
Response Triggers
Notes
This command deletes all user data from the device. The deletion can take some time.
Your device may require powering off and powering on for the changes to take effect.
K-Config Example
Reset the device to its factory default configuration:“#FACTORY”,0x0D
A response is sent to the com port from which the Get command was received
Notes
Output stage (1) – get the HDCP signal status of the sink device connected to HDMI Out
Input stage (0) – get the HDCP signal status of the source device connected to the specified input
K-Config Example
Get the HDCP input signal status of the source device connected to Input 1 HDMI:
“#HDCP-STAT? 0,1”,0x0D
inputs_count – Number of inputs in the device
outputs_count – Number of outputs in the device
Response Triggers
Notes
K-Config Example
“#INFO-IO?”,0x0D
Functions
Permission
Transparency
Set: - - - Get:
MODEL?
End User
Public
Description
Syntax
Set: - -
Get:
Get device model
#MODEL?CR
Response
~nn @MODEL SPmodel_name CR LF
Parameters
model_name – String of up to 19 printable ASCII chars
Response Triggers
Notes
This command identifies equipment connected to Step-in master products and notifies of identity changes
to the connected equipment. The Matrix saves this data in memory to answer REMOTE-INFO requests
machine_name - String of up to 14 alpha-numeric characters (can include hyphens but not at the
beginning or end)
Response Triggers
Notes
The machine name is not the same as the model name. The machine name is used to identify a specific
machine or a network in use (with DNS feature on).
K-Config Example
Set the DNS name of the device to “room-442”:
“#NAME room-442”,0x0D
Functions
Permission
Transparency
Set: - - - Get:
PROT-VER?
End User
Public
Description
Syntax
Set: - -
Get:
Get device protocol version
#PROT-VER?CR
Response
~nn @PROT-VER SP3000:version CR LF
Parameters
version - XX.XX where X is a decimal digit
Response Triggers
Notes
K-Config Example
Get the protocol version:
“#PROT-VER?”,0x0D
9.3.1.9 NAME
9.3.1.10 PROT-VER
VS-211UHD - Protocol 3000
33
33
Functions
Permission
Transparency
Set:
RESET
Administrator
Public
Get: - -
-
Description
Syntax
Set:
Reset device
#RESETCR
Get: - -
Response
~nn @RESET SPOK CR LF
Parameters
Response Triggers
Notes
To avoid locking the port due to a USB bug in Windows, disconnect USB connections immediately after
running this command. If the port was locked, disconnect and reconnect the cable to reopen the port.
K-Config Example
Reset the device:“#RESET”,0x0D
9.3.1.1 RESET
34
VS-211UHD - Protocol 3000
Functions
Permission
Transparency
Set: – – – Get:
SIGNAL?
End User
Public
Description
Syntax
Set: - -
Get:
Get input signal lock status
#SIGNAL?␠ inp_id␍
Response
~nn@SIGNAL␠inp_id,status␍␊
Parameters
inp_id - input number
status - lock status according to signal validation:
After execution, a response is sent to the com port from which the Get was received
Response is sent after every change in input signal status ON to OFF, or OFF to ON
This device has a 14 digit serial number, only the last 11 digits are displayed
K-Config Example
Get device serial number:
“#SN?”,0x0D
Functions
Permission
Transparency
Set: - - - Get:
VERSION?
End User
Public
Description
Syntax
Set: - -
Get:
Get firmware version number
#VERSION?CR
Response
~nn @VERSION SPfirmware_version CR LF
Parameters
firmware_version – XX.XX.XXXX where the digit groups are: major.minor.build version
Response Triggers
Notes
K-Config Example
Get the firmware version number:“#VERSION?”,0x0D
9.3.1.2 SN
9.3.1.3 VERSION
36
VS-211UHD - Protocol 3000
Functions
Permission
Transparency
Set:
AV-SW-TIMEOUT
End User
Public
Get:
AV-SW-TIMEOUT?
End User
Public
Description
Syntax
Set:
Set auto switching timeout
#AV-SW-TIMEOUT SP action,time_out CR
Get:
Get auto switching timeout
#AV-SW-TIMEOUT? SP action CR
Response
~ nn @AV-SW-TIMEOUT SPaction,time_out CR
Parameters
action – event that triggers the auto switching timeout:
0 (video signal lost)
2 (audio signal lost)
4 (disable 5V on video output if no input signal detected)
5 (video cable unplugged)
6 (audio cable unplugged)
timeout – timeout in seconds: 0-60000
Response Triggers
Notes
The timeout must not exceed 60000 seconds.
The timeout for video and audio signal lost (0, 2) events must not be less than 5 seconds.
The timeout for video and audio cable unplugged (5, 6) events must not exceed the timeout for the
disable 5V on video output if no input signal detected (4) event.
The timeout for the disable 5V on video output if no input signal detected (4) event must not be less than
the timeout for video and audio cable unplugged (5, 6) events.
The timeout for the disable 5V on video output if no input signal detected (4) event overlaps with the
timeouts for all other events (0, 2, 5, 6).
K-Config Example
Set the auto switching timeout to 5 seconds in the event of video signal lost:
COM_Num – 1 (RS-232 Terminal Block)
baud_rate – 9600, 115200
data_bit – 7, 8
parity – N (No), O (Odd), E (Even), M (Mark), S (Space)
stop_bit – 1, 2
serial1_type – 232
Response Triggers
Notes
If Serial1 is configured when RS-485 is selected, the RS-485 UART port is automatically changed
K-Config Example
Set the RS-232 Terminal Block to 115200 baud rate, 8 data bits, no parity, 1 stop bit:
“#UART 1,115200,8,N,1”,0x0D
9.3.2 Communication Commands
9.3.2.1 UART
38
VS-211UHD - Protocol 3000
Command
Description
Type
DISPLAY
Get output HPD status
Switching
MTX-MODE
Set/get auto-switch mode
Switching
VID
Set/get video switch state
Switching
Functions
Permission
Transparency
Set: - - - Get
DISPLAY?
End User
Public
Description
Syntax
Set: - -
Get:
Get output HPD status
#DISPLAY?SP out_idCR
Response
~nn @DISPLAYSPout_id,status CR LF
Parameters
out_id – 1 (HDMI Out)
status – HPD status according to signal validation : 0 (Off), 1 (On), 2 (On and all parameters are stable
and valid)
Response Triggers
A response is sent to the com port from which the Get was received, after command execution and:
After every change in output HPD status from On to Off (0)
After every change in output HPD status from Off to On (1)
After every change in output HPD status form Off to On and all parameters (new EDID, etc.) are stable and
After execution, a response is sent to the com port from which the Set/Get was received
After execution, a response is sent to all com ports if MTX-MODE was set by any other external control
device (button press, WEB, device menu and similar)
Notes
Not recommended for new devices
K-Config Example
Set the auto switch mode of HDMI Out to last connected input:
“#MTX-MODE 1,2”,0x0D
in – 0 (disconnect output), 1 (Input 1 HDMI), 2 (Input 2 HDMI)
> – Connection character between in and out parameters
out – 1 (HDMI Out), * (all outputs)
Response Triggers
Notes
The GET command identifies input switching on Step-in clients
New Step-in modules support the ROUTE command
K-Config Example
Set the video switch state of HDMI Out to Input 1 HDMI:
“#VID 1>1”,0x0D
9.3.3.3 VID
VS-211UHD - Protocol 3000
41
41
Command
Description
Type
CPEDID
Copy EDID data from the output to the input EEPROM
EDID Handling
GEDID
Set/get EDID data
EDID Handling
LDEDID
Load EDID data
EDID Handling
Functions
Permission
Transparency
Set:
CPEDID
End User
Public
Get: - -
-
Description
Syntax
Set:
Copy EDID data from the output to
the input EEPROM
stage_id - number of chosen stage (1.. max number of inputs/outputs)
size - EDID data size. For Set, size of data to be sent from device, for Get, 0 means no EDID support
Response Triggers
Response is sent to the com port from which the Set (before execution) / Get command was received
Notes
For Get, size=0 means EDID is not supported
For old devices that do not support this command, ~nn@ERR 002␍␊ is received
K-Config Example
Set the EDID data (size x) from the HDMI Out 1:
“#GEDID 1,1,x”,0x0D
VS-211UHD - Protocol 3000
43
43
Command - LDEDID
Command Type - EDID Handling
Command Name
Permission
Transparency
Set:
LDEDID
End User
Public
Get: - -
-
Description
Syntax
Set:
Write EDID data from external
application to device
dest_bitmask - bitmap representing destination IDs. Format: 0x********, where * is ASCII presentation of
hex digit. The binary presentation of this number is a bit mask for destinations. Setting ‘1’ means EDID
data has to be copied to this destination
size - EDID data size
safe_mode - 0 - Device accepts the EDID as is without trying to adjust
1 - Device tries to adjust the EDID
EDID_DATA - data in protocol packets (see Section 9.2)
Response Triggers
Response is sent to the com port from which the Set (before execution)
Notes
When the unit receives the LDEDID command it replies with READY and enters the special EDID packet
wait mode. In this mode the unit can receive only packets and not regular protocol commands.
If the unit does not receive correct packets for 30 seconds or is interrupted for more than 30 seconds
before receiving all packets, it sends timeout error ~nn@LDEDID␠ ERR01␍␊ and returns to the regular
protocol mode. If the unit received data that is not a correct packet, it sends the corresponding error and
returns to the regular protocol mode.
See ProtocolPacketreference in Section Error! Reference source not found.
K-Config Example
Write the EDID data (size x) to the HDMI Out 1, adjust for safe mode:
“#LDEDID 1,1,x,1”,0x0D
1
P/N:
2900-300555
Rev:
1
SAFETY WARNING
Disconnect the unit from the power supply before opening and servicing
For the latest information on our products and a list of Kramer distributors,
visit our Web site to find updates to this user manual.
We welcome your questions, comments, and feedback.
www.kramerAV.com
info@kramerel.com
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