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Integrator's Reference Manual for Polycom HDX Systems
RS-232 Serial Interface
The RS-232 serial port is implemented by an FPGA-based UART (Universal Asynchronous
Receiver/Transmitter) that supports the following values.
Mode
Control
Camera PTZ
Closed Caption
Vortex Mixer
Pass Thru
Polycom Annotation
Interactive Touch Board
Polycom, Inc.
Key Name
Up Arrow
Volume Down
Volume Up
Zoom In
Zoom Out
Baud Rate
9600 (default), 14400,
19200, 38400, 57600,
115200
9600 (default), 14400,
19200, 38400, 57600,
115200
9600 (default), 14400,
19200, 38400, 57600,
115200
9600 (default), 14400,
19200, 38400, 57600,
115200
9600 (default), 14400,
19200, 38400, 57600,
115200
9600
9600
Polycom HDX 9000 Series Specifications
Key Code
101
111100
111011
1101
1110
Parity
Stop Bits
None
1
None (Sony),
1
Even (Polycom
EagleEye HD
camera)
None
1
None
1
None (default),
1 (default),
Even, Odd
2
None
1
None
1
Key Code
Parity
05H
Even
3CH
Even
3BH
Odd
0DH
Odd
0EH
Odd
Data Bits
Flow Control
8
Off
8
Off
8
Off
8
Off (default),
On
8
Off (default),
On
8
Off
8
Off
589
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