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6.8.5 I/O Control
The I/O Control setup menu is used to define the settings for controlling the NVR through
RS-485 / RS-232 communication protocol and for NVR to control the connected PTZ
cameras. Please note that the RS-232 port on the NVR is currently reserved.
RS-232
Type: Select Control or Text Insert.
Baud Rate: This field is to set the speed at which is used to transmit instruction or
information through the RS-232 port on the NVR. There are eight different speeds: 1200
BPS, 2400 BPS, 4800 BPS, 9600 BPS, 19200 BPS, 38400 BPS, 57600 BPS and 115200 BPS.
Data Bit: This field is the data bit at which you will be transferring. There are two settings
for this option: 8 or 7.
Stop Bit: This field is to set the stop bit for the RS-232 connection. There are two different
stop bits, 1 or 2.
Parity: This field is to select the parity level at which you will be connected. You can choose
between None, Odd, or Even parity levels.
Note: For details on the RS-232 related settings, please consult the Technical Support
Department of EverFocus.
Figure 6-52
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ENVR8304D-8CH
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