Camera positioning device configuration – Vivotek IP3111/3121 User Manual
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Camera positioning device configuration
Since Network Camera can be used in either PPP network or Ethernet network, the single serial port can
control either external serial port devices like camera positioning devices or a data modem. While in PPP
interface, go to Modem page for modem configuration. Options on this page will be ignored.
To control the external PT positioning device, “Enable camera control” must be checked and the control
panel or buttons will thus display on the main page. Network Camera supports RS232 and RS485
interface to control external serial port devices. Refer to the hardware description to connect an RS485
device. The “Port Settings” and “Control Settings” must be configured according to the instruction
manual of the external serial port device. The "Baud rate (bps)" of the serial port is up to 115200 bps.
The commands in "Control settings" should be edited in ASCII format. Network Camera will interpret
the ASCII format command to binary string. For instance, “012000ABCD” will be sent out of the COM
port as five hexadecimal bytes of 01, 20, 00, AB and CD. If the command string is composed of two or