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4.2. Digital I/O & PTZ
You can find I/O / PTZ port or the terminal block on the rear panel of GV-Video Server for
auxiliary device control. For details, see Chapter 9 Auxiliary Device Connectors.
The auxiliary device control can be divided into four categories based on the interface
being used:
1. Digital Input / Output
2. RS-485 interface or coaxial connection for PTZ control
3. Wiegand interface for access control
(only available on V-VS04H and GV-VS14)
4. GPS interface for vehicle tracking:
UART: available on GV-VS04H and GV-VS14
RS-232: available on GV-VS12
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