OperationManual

RS-232C Interface
You can control this projector via a computer by connecting the computer to this unit using a RS-232C cross cable (D-
sub 9 pins).
The commands to control this unit and the response data format against the received commands are explained here.
For details, please consult your authorized dealer.
Communication Specifications
Communication specifications for this unit are as follows:
Transfer Rate 19200 bps
Data Length 8 bit
Parity None
Stop Bit 1 bit
Flow Control None
Command Format
Command Data Format (PC"Projector)
When sending a control command to this unit, use the following data format:
.
ID SP SP SP SP CR
Command ParameterParameterHeader
Header : Designates the head of data and the data type.
“!” (21h): Assigns command to the projector (Command)
“?” (3Fh): Query to the projector (Asking command)
ID :
“1”: Identification number of the projector (Factory setting is “1”)
SP : Designates the delimiter between ID and command, command and parameter, as well as
parameter and parameter. (20h)
CR : Designates the terminal of the data. (0Dh)
* [ ] is not necessary for Asking command.
Response Data Format (Projector"PC)
Upon executing a control command, this unit sends back response data to the computer in this format.
.
ID SP SP SP SP CR
ParameterParameter
Normal Termination Status
Header
Header : Designates the head of the response data.
“@” (40h): Fetches data from the projector
ID :
“1”: Identification number of the projector (Factory setting is “1”)
SP : Designates the delimiter between ID and normal termination status, normal termination status
and parameter, as well as parameter and parameter. (20h)
Normal Termination
Status
: “0” (30h)
CR : Designates the terminal of the data. (0Dh)
* [ ] is not applicable when sending commands to the projector.
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