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Chapter 5 Use of Serial Port
This product provides a serial control port (RS-232C) to control the external equipment
through the serial cable. This function allows you to control the external equipment
connected to the serial port on the Network Unit through the network, and control the
projector through the serial cable with the external serial controller. Before connecting
the external equipment, perform the setting "Serial Port setting" described below.
Serial port setting
This is to set up the serial port on the Network Unit. Display the set-
ting page by clicking Serial Port setting sub menu in the Initial setting
menu. To communicate with external equipment correctly, communi
-
cation condition must be set up to the same values as that the con
-
nected equipment is using. When clicking on any item of the serial port setting, the
setting pallet appears and set up each item and then click
Set button*
1
.
Item Description
Baud rate ...........
Communication speed for serial port, select with the pull-down menu (300 ~ 115200)
Parity ................. Parity check, the ways for error detecting of the transferred data (None, Odd, Even)
Stop bit .............. Stop bit, Select the end of communication (1 or 2)
Flow control .......Ways for communication flow (None, Xon/Xoff, RTS/CTS)
Data length ........ Selects the length of data (7 or 8)
Serial control .....Selects equipment to control (External or Projector)
External ........ Used to select when the external equipment connected to the serial
port is controlled by the computer through the LAN port.
Projector ....... Used to select when the projector is controlled by the serial controller
connected to the serial port.
Port number ....... Specifies the port number of TCP/IP. The default number is 23. Use the same port
number specified by application. There are some reserved port numbers*
2
. If one of
those port numbers is used, the alert dialog window will appear and let you know that
it is an invalid port number.
*1 This product will restart when "Port number" or "Serial Control" is changed and it takes about
20 seconds.