Extron electronic SVS 100 manual Serial Communication, Remote Control Port RS-232/RS-422

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Serial Communication

Remote Control Port (RS-232/RS-422)

The SVS 100 RS-232/RS-422 port connector is used to connect to a host or external controlling device, such as a computer or control system which can generate the proper command codes and recognize the SVS 100 responses.

5 1

RS-232/RS-422

REMOTE

96

DB9 Pin Locations

Female

The SVS 100 comes from the factory already configured for RS-232. To set the SVS 100 for RS-422 operation, please see “Configuring the SVS 100 for RS-422” in the Appendix.

The RS-232/RS-422 connector is a 9-pin D female (see illustration above) with the following pin designations:

Pin

RS-232

Description

RS-422

Description

 

 

 

 

 

1

not used

Tx(-)

Transmit Data (-)

2

Tx

Transmit Data

Tx(+)

Transmit Data (+)

3

Rx

Receive Data

Rx(+)

Receive Data (+)

4

not used

Rx(-)

Receive Data (-)

5

Gnd

Signal Ground

Gnd

Ground

6

not used

not used

7

not used

not used

8

not used

not used

9

not used

not used

The protocol is 9600 baud, 8-bit, 1 stop bit, no parity, and no flow control.

Commands and responses for programming the SVS 100 from a host system connected to the RS-232/RS-422 port are listed on the following pages.

Host-to-SVS 100 Communication

The SVS 100 accepts SIS™ (Simple Instruction Set™) commands through the RS-232/RS-422 port. SIS commands consist of one or more characters per command field. They do not require any special characters to begin or end the command character sequence. Each SVS 100 response to an SIS command ends with a carriage return and a line feed (CR/LF = ), which signals the end of the response character string. A string is one or more characters.

SVS 100-initiated messages

When a local event occurs, such as a front panel operation, the SVS 100 responds by sending a message to the host. The SVS 100-initiated messages are listed below (underlined).

(c) Copyright 2000, Extron Electronics, SVS 100, Vx.xx

The copyright message is initiated by the SVS 100 when it is first powered on. Vx.xx is the firmware version number.

5-2 SVS 100 Serial Communication

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Contents Seamless Video Switcher SVSConsignes de Sécurité Français PrecautionsSafety Instructions English Sicherheitsanleitungen DeutschQuick Start SVS Connecting the SVSRack or Table/Wall Mounting Genlock InputEffects Picture ControlsTable of Contents Table of Contents, cont’d One IntroductionAbout the SVS IntroductionSVS 100 Introduction SVS 100 Features Four Ntsc or PAL video inputsIntroduction, cont’d Installation TwoMounting the SVS InstallationSVS 100 Installation Table or wall mountingRack mounting Power connectionCabling and Rear Panel Views Video input and output connectionsInstallation, cont’d Audio input and output connectionsGenlock connections Genlock and Vertical Interval SwitchingRS-232/RS-422 connection Genlock setup Oscilloscope displays Superimposed waveformsVectorscope screen during horizontal phase adjustment Three OperationOperation Front Panel Controls and IndicatorsInput selection controls and indicators SVS 100 OperationEffects controls and indicators Examples of switching effectsOperation, cont’d Genlock controls and indicators Picture controls and indicatorsAudio button Encoder knobDemo mode Executive ModeSystem Reset Advanced MenusVCR mode Audio switching methodInput video type Chroma setting Optimizing the Video and Audio InputsOperation, cont’d Four Windows-based Control ProgramWindows-based Control Program Installing the Windows-based Control SoftwareUsing the Software SVS 100 Windows-based Control ProgramHelp Windows-based Control Program, cont’d Five Serial CommunicationHost-to-SVS 100 Communication Remote Control Port RS-232/RS-422Serial Communication SVS 100 Serial CommunicationUsing the command/response table Serial Communication, cont’d Audio Switch Mode Example responses to commands SVS 100 CommunicationAAppendix Reference InformationSpecial Applications Saving and Recalling Input Configuration PresetsReference Information SVS 100 AppendixConfiguring the SVS 100 for RS-422 Removing the top coverRelocating the ribbon cable and setting the jumper Replacing the top coverSVS 100 Appendix Specifications SVS Video input and loopoutGeneral SVS 100 Appendix FCC Class a Notice Extron’s Warranty Extron Electronics. All rights reserved
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