Projector Rs-232C Control; Connecting The Projector To A Computer - Casio XJ-H1600 User Manual

Projector RS-232C Control

You can use a commercially available serial cable (cross) to connect the projector to a computer and
control the projector from the computer.

Connecting the Projector to a Computer

Connect the projector to the computer as shown in the illustration below.
Projector
Serial port (RS-232C)
D-Sub 9-pin (female)
Commercially available serial cable (cross)
* A D-Sub 9-pin (male) type connector is standard for computer serial ports, but there may be cases
where the shape of a particular computer's connector is different. For details about connecting a
commercially available serial cable to your computer, see the user documentation that comes with
it.
Using Control Commands
This section explains the commands that are used to control the projector from a computer.
Command Send Format
Configure your computer's serial port with the following settings.
Data Rate
Data Bit
Communication
Protocol
Parity
Stop Bit
Flow Control
Send this command when you want information about the current setup of the data
projector.
Send Format
Receive Format
Read Command
Command Send
Example
Send this command to control the data projector (power on/off, etc.) and to write data to it.
Send Format
Write Command Command Send
Example
D-Sub 9-pin (female)
19200bps
8bit
None
1bit
None
(<command name>?)
(<applicable command setting range>,<current setting>)
sent from the computer to the projector.
( V O L ? )
4
returned from the projector to the computer.
( 0 - 3 0 , 1 5 )
(<command name><setting value>)
sent from the computer to the projector.
( V O L 0 )
4
Projector volume setting becomes 0 (mute).
60
Computer
Serial port*