Com Type; Network Type - Dahua XVR User Manual

The ATM/POS function is for financial areas. It includes Sniffer, information analysis and
title overlay function. The Sniffer mode includes COM and network.

3.11.5.6.1 COM Type

The COM interface is shown as below. See Figure 3-182.
Protocol: Please select from the dropdown list.

Setting: Click COM setting button, the interface is shown as in RS232 interface.

Please refer to Chapter 5.3.4 RS232.
 Overlay channel: Please select the channel you want to overlay the card number.
 Overlay mode: There are two options: preview and encode. Preview means overlay
the card number in the local monitor video. Encode means overlay the card number
in the record file.
 Overlay Position: Here you can select the proper overlay position from the dropdown
list.

3.11.5.6.2 Network Type

The network type interface is shown as below. See Figure 3-183.
Please use network type if you using network to connect to the device. The interface is
generally the same as the COM mode. The protocol depends on your self-develop
protocol. The setup may vary since connected device or the protocol is not the same.
Here we take the ATM/POS protocol to continue.
 Protocol: It is to set COM sniffer protocol. You need to select protocol according to
your own development situation.
Figure 3-182
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