Panasonic PT-VX500U, Service Manual

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Basic format
J
Transmission from the computer begins with STX, then the command, parameter, and ETX are sent in this
order. Add parameters according to the details of control.
STX C1 C2 C3 : P1 P2 Pn ETX
When sending commands without parameters, a colon (:) is not necessary. :
½
Basic format (with sub command)
J
STX C1 C2 C3 : ETX
S1 S2 S3 S4 S5 E P1 P2 P3 P4 P5 P6
When transmitting a command which does not need a parameter, the operation (E) and parameter are not :
½
necessary.
End
(1 byte)
Parameter
(undefined length)
Colon
(1 byte)
3 command
characters
(3 bytes)
Start
(1 byte)
Parameter (6 bytes)
Symbol “+” or “-” (1 byte) and set value or
adjustment value (5 bytes)
Operation (1 byte)
“=” (Value specified using parameter is set)
Same as basic format
Sub command (5 bytes)
Serial control