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ViewStation EX, ViewStation FX, and VS4000 API Guide
© Polycom, Inc. 2003 5
RS-232 Interface Information
The following provides additional information about the ViewStation
EX, ViewStation FX, and VS4000 systems’ RS-232 interface.
RS-232 User Interface Screen
The RS-232 user interface screen is used to set the baud rate and
the modes for the serial port on the back of the system.
To access the RS-232 screen on your system, select System
Info>Admin Setup>Software/Hardware>
RS-232.
On the RS-232 screen, you can configure the Baud Rate, the
RS-232 Mode and the Flow Control options.
Baud Rate
The following baud rates are supported by the RS-232 port on the
ViewStation EX, ViewStation FX, and the VS4000 system:
• 1200
• 2400
• 9600
• 14400
• 19200
• 38400
• 57600
• 115200
RS-232 Modes
The RS-232 port on the ViewStation EX, ViewStation FX, and the
VS4000 system supports two modes: Control and Pass-Thru.
In Control Mode, a device (for example, a PC) connected to the
RS-232 port can control the system using the Remote Control API.
In Pass-Thru Mode, the operational modes of both endpoints’
RS-232 ports depend on the port configuration of each endpoint.
Thus, two operational situations might arise: