Casio XJ-UT310WN User Manual page 82

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
See the "Command List" for details about command names and settings.
All commands use ASCII characters and decimal format integers.
The projector will return a question mark (?) when it is sent a command it cannot recognize. Also,
any command that attempts to set a value that is outside the applicable allowable range will be
ignored.
If the projector is performing a process initiated by a previously sent command, a projector key
operation, or a remote controller key operation, send of the next command must wait until the
projector completes the previous process.
19200 bps
8 bit
None
1 bit
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).
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