Panasonic PT-LB80U, PT-LB80NTU manual Serial terminal

Technical Information

Serial terminal

The serial connector which is on the connector panel of the projector conforms to the RS-232C interface specification, so that the projector can be controlled by a personal computer which is connected to this connecter.

Connection

D-sub 9 pin (male)

Serial terminal (female)

Computer

Pin assignments and signal names

Pin No.	Signal name	Contents
A		NC
B	TXD	Transmitted data
C	RXD	Received data
D		NC
E	GND	Earth
F		NC
G	RTS	Connected internally
H	CTS
I		NC

Communication settings

Signal level	RS-232C	Character length	8 bits
Sync. method	Asynchronous	Stop bit	1 bit
Baud rate	9 600 bps	X parameter	None
Parity	None	S parameter	None

Basic format

							The data streaming from the computer will
STX		Command		:	Parameter	ETX
							start with STX, and proceed to Command,
Start	byte						Parameter and end with ETX. You can
			1 byte			End
		3 bytes			1 byte -
(02h)						(03h)	add the required parameter.
					4 bytes

The projector can not receive any command for 10 seconds after the lamp is switched on. Wait 10 seconds before sending the command.

If sending multiple commands, check that a response has been received from the projector for one command before sending the next command.

When a command which does not require parameters to be sent, the colon (:) is not required.

If an incorrect command is sent from the personal computer, the ER401 command will be sent from the projector to the personal computer.

Appendix

ENGLISH - 45