Sis Programming And Control; Connection Options; Usb Port Details - Extron electronics MVC 121 Plus User Manual

SIS Programming
and Control
This section describes SIS programming and control of the MVC 121 Plus, including:
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Connection Options

The MVC 121 Plus can be remotely connected via a host computer or other device (such
as a control system) attached to the rear panel RS-232 port, or the front panel USB Config
port.
The MVC can be set up and controlled using the Extron SIS (Simple Instruction Set
commands, or DSP Configurator software (see
RS-232 pin assignments and details on the configuration and control port connections). For
information on DSP Configurator see
SIS commands may be executed using the Extron Electronics DataViewer program, which
may be found on the Software Products DVD included with the product.
MVC 121 Plus RS-232 protocol:
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NOTE: The RS-232 configuration port requires 38400 baud communication. This is a
See

USB Port Details:

The Extron USB driver must be installed before use. See
page 41 for driver installation instructions.
RS-232 Port
The MVC 121 Plus has a rear panel serial port that can be connected to a host device such
as a computer running the HyperTerminal utility, or the DataViewer utility. The port makes
serial control of the mixer possible. Use the protocol information mentioned previously to
make the connection. Once the connection is made, see
Tables
Connection Options
Command/Response Table for Basic SIS Commands
Command/Response Table for MVC 121 Plus DSP SIS Commands
38400 baud no parity
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higher speed than many other Extron Electronics products use.
The DSP Configurator automatically sets the connection for the appropriate speed.
If using HyperTerminal or a similar application, make sure the PC or control system
connected to these ports is set for 38400 baud.
Rear Panel Features, for additional details on connecting the RS-232 port.
on the next page for SIS programming details.
Rear Panel Features
Software Control on page 39l.
8 data bits no flow control
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Install the USB Driver
Using the Command/Response
MVC 121 Plus • SIS Programming and Control
on page 4 for
1 stop bit
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on
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