Canon REALiS SX6 User Manual page 9

User Command Specifications
Transmissions sent from Projector to PC in response to commands from PC
Response
Transmission <Response character string> <Delimiter>
format
<Response character
<Delimiters>
Type
Type
OK OK
response
BUSY BUSY
response
WARN WARN
response
ERR ERR
response
GET GET
response
RANGE
RANGE
response
Character strings consisting of one or more ASCII characters.
string> The first two characters are always <one lowercase letter>:
The first character indicates the response type.
Response type
i
w
e
g
r
Delimiters for commands sent from PC
After processing of each command is completed, a response is sent indicating that the next command
can be received.
<OK response character string>:=i:OK
This response is sent when a command cannot be received during processing.
Wait for a few moments, and then try sending the command again.
<BUSY response character string>:=i:BUSY
Example: > IMAGE=2
< i:BUSY
This response is sent when warning information is issued. Note that this command cannot be
executed.
<Warning response character string>:= w:<Warning description>
Example: > IMAGE=2
< w:USER_COMMAND_VERSION_IS_UPDATED
An error message is output.
<Error response character string>:= e:<Error code>□<Error message>
※
<Error code> is expressed as a four-digit hexadecimal number.
Refer to "Error List"!
※
Example: > abcdefg
< e:0002 INVALID_COMMAND
Request response for each parameter.
<GET response character string>:=g<Parameter name>=<Value>
Example: > GET LANG or ? LANG
< g:LANG=JPN
This is the settable range response for each parameter.
<Range response character string> := r:<Parameter name>=<Type>, <Setting value range>
※ <For <Setting value range> refer to the RANGE command.
Example: > RANGE CONT
< r:CONT=N, -20, 20
Meaning
State response
Warning
Error
Reference command response
Range request command response r:VKS=N, -50, 50
Description
PAGE 4
2. Communication Specifications
Example
i:OK i:BUSY etc.
w:USER_COMMAND..
e:000B INVALID..
g:AVOL=10