4.10.4 I/O Control
Figure 4-40 is a screenshot of the I/O Control Setting Menu. This menu is used to define the settings for controlling the DVR through RS485, and for DVR control of attached PTZ cameras.
Figure 4-39 System Menu – I/O Control
RS232
Type: Select “Control” to allow the command sent to the DVR by an EKB500. The other option “Text Insert” is reserved for POS integration.
Baud Rate: This field is to set the speed at which is used to transmit instruction or information through the
RS232 port on the DVR. 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 RS232 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.
RS485
PTZ Protocol: Select PTZ protocol, choose from the following protocols: Transparent, Pelco D, Pelco P,
Everfocus, or Samsung. (NOTE: all cameras on the bus must use the same protocol)
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