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Protocol specification
The following three data forms is defined.
COMMAND
:
The message sent to a system(AVR/AVC) from a controller(Touch Panel etc.)
A command to a system is given from a controller.
EVENT
:
The message sent to a controller(Touch Panel etc.) from a system(AVR/AVC)
The result is sent, when a system is operated directly and a state changes.
*The form of
EVENT
presupposes that it is the same as that of
COMMAND
.
**Refer to the following table for the contents of
COMMAND
and
EVENT
.
RESPONSE
:
The message sent to a controller(Touch Panel etc.) from a system(AVR/AVC)
if the ‘request command’ (
COMMAND
+
?
+CR(0x0D)) has came from a controller.
The
RESPONSE
should be sent within 200ms of receiving the
COMMAND
.
*The form of
RESPONSE
presupposes that it is the same as that of
EVENT
.
Basic specification
: The command by ASCII CODE, parameter expression
*ASCII CODE which can be used is from 0x20 to 0x7F : the alphabet and the number of 0-9 , and space (0x20) , Some signs ,
AND carriage return(0x0D)--- It is used only as a pause sign.
Command structure
: C PAR CR(0x0D)
COMMAND : ASCII CODE of 2 characters
ex.
SI : Select Input source
MS :
surround Mode Setting
MV :
Master Volume setting
PW :
system PoWer setting
PARAMETER : ASCII CODE ( up to 25 characters)
ex.
DVD : function name
CDR/TAPE-1 : function name
THX SURROUND EX : surround mode name
SUPER STADIUM : surround mode name
*Special Parameter--- ? : for request command
