Panasonic PT-DZ6710U Service Manual page 146

Using the Serial Terminals
1. Basic Format
Transmission from the computer begins with STX, then the ID, command, parameter, and ETX are sent in
this order.
Add parameters according to the details of control.
Basic control command (without parameter)
Start ID
(STX)
1 byte 4 bytes
Basic control command (with parameters)
Start ID
(STX)
1 byte 4 bytes
Basic control command (with subcommand)
Start ID
(STX)
1 byte 4 bytes
Subcommand
5 bytes
Operation
Specifies the method of processing the value specified by parameters.
Code
=
_ (underbar)
Sign
Specifies positive or negative of the value specified by parameters.
Code
+
-
Parameters
Specify the setting or adjustment value by right justification (0 is not suppressed).
For example, when the setting value is "1", set it as "00001".
Separator Command
(semicolon)
1 byte 3 bytes
Separator Command
(semicolon)
1 byte 3 bytes
Separator Command
(semicolon)
1 byte 3 bytes
Operation Sign
1 byte 1 byte
Description
Sets the value specified by the parameter.
Adds the value specified by the parameter to the current value.
Description
The value specified by the parameter is a positive value or 0 (zero).
The value specified by the parameter is a negative value.
End
(ETX)
1 byte
Separator
(colon)
1 byte
Separator
(colon)
1 byte
Parameters
5 bytes
2/80
Parameters End
(ETX)
Undefined 1 byte
length
End
(ETX)
1 byte