User Command Specifications

2. Communication Specifications

Commands

Transmission format

Type

Null

Control

Setting

Reference

Request transmissions sent from PC to the projector

<Command character strings> <Delimiters>

<Command character

Character strings consisting of 0 or more alphanumeric

Reference

Command List

strings>

characters

 

 

 

 

 

 

 

<Delimiters>

One of CR (0Dh), LF (0Ah), CR+LF (0Dh+0Ah), Null (00h)

 

 

 

 

 

 

 

 

 

 

 

Type

 

 

 

Description

 

 

Response

 

 

Commands with a command character string length of 0. No command

 

OK

 

 

processing is performed.

 

 

 

 

 

 

 

Null Commands

 

 

 

 

 

 

BUSY

 

<Null command character string>:= <Character string with length

 

WARN

Character string

 

 

 

0>

 

 

 

 

ERR

 

 

 

 

 

 

 

 

 

 

 

 

 

GET

 

 

 

 

 

 

 

RANGE

 

 

Projector control command. The format is shown below.

 

 

OK

Control command

 

 

 

 

 

 

BUSY

 

<Control command character string>:= <Control

 

 

WARN

Character string

 

<Parameter value>

 

 

ERR

 

 

name>

 

 

GET

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RANGE

 

 

Command that sets values for each parameter. The format is shown below.

 

OK

Setting command

 

 

 

 

 

 

BUSY

 

<Setting command character strings>:= <Parameter

 

 

WARN

Character string

 

△ △

 

 

ERR

 

 

name>

= <Parameter value>

 

 

 

 

 

For the definition of <Parameter value>, refer to "Parameter definitions."

 

GET

 

 

 

 

 

 

 

RANGE

 

 

Requests current value of each parameter. The format is shown below.

 

OK

 

 

 

 

 

 

 

BUSY

 

 

<Reference command character string>:=? <Parameter name>

 

WARN

 

 

GET<Parameter name>

 

 

ERR

Reference

 

 

 

 

 

 

GET

 

 

 

 

 

 

RANGE

command

 

Requests range which can be set for each parameter. The format is shown

 

OK

Character string

 

below.

 

 

 

 

 

 

 

 

 

 

 

 

BUSY

 

 

<Range request command character string>:=

 

 

WARN

 

 

<Parameter name>

 

 

ERR

 

 

RANGE

 

 

 

GET

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RANGE

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Canon X600, SX60 specifications Range