A P P E N D I X B
Remotely managing your system through an RS-232 serial interface
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Connecting your room control system to the
SMART UX80 projector
By connecting a computer or room control system to the RS-232 serial interface of the SMART UX80
projector, you can select video inputs, start up or shut down your interactive whiteboard system and
request information such as projector lamp use, current settings and network addresses.
Pin configuration on the projector’s RS-232 connector
The following table provides the pin configuration on the SMART UX80 projector. This pin
configuration follows a three-wire connection so that a straight-through male-to-female RS-232 serial
cable connects to the projector’s serial interface in the following arrangement:
Pin number
Projector’s female RS-232 connector
2
Receive data (Rx)
3
Transmit data (Tx)
5
Signal Ground (GND)
Serial interface settings
To be able to make use of the projector’s control port, your computer equipment or room control
system must be configured to match these serial data communications settings.
Setting
Value
Data Rate
19.2 kbps
Data Bits
8
Parity
None
Stop Bits
1
Flow Control
None
N O T E S
l
Asynchronous mode is disabled by default in the projector.
l
All commands should be in ASCII format. Terminate all commands with a carriage return.
l
All responses from the projector are terminated with a command prompt. Wait until you receive
the command prompt indicating that the system is ready for another command before you
