Mitsubishi Electronics WD8700U manual Command list, General control commands

5. Command list

5.1General control commands

The general control commands are used for the basic operation setting of this projector. They may not be exe- cuted while the signals are changed. The general control commands have no data codes. (When the commands for input select are sent while the splash screen is being displayed, the splash screen is only canceled.)

ITEM	Function				Note
	Character	ASCII code
POWER ON	!	21h			This command is invalid for 2 minutes after the power is turned off.
POWER OFF	"	22h			This command is invalid for 1 minute after the power is turned on.
INPUT COMPUTER 1	_r1	5Fh	72h	31h	This command is not received during stand-by, BLANK, and input switch control with
					the contact control.
INPUT COMPUTER 2	_r2	5Fh	72h	32h	This command is not received during stand-by, BLANK, and input switch control with
					the contact control.
INPUT HDMI	_d1	5Fh	64h	31h	This command is not received during stand-by, BLANK, and input switch control with
					the contact control.
INPUT DVI	_d2	5Fh	64h	32h	This command is not received during stand-by, BLANK, and input switch control with
					the contact control.
INPUT VIDEO	_v1	5Fh	76h	31h	This command is not received during stand-by, BLANK, and input switch control with
					the contact control.
INPUT S-VIDEO	_v2	5Fh	76h	32h	This command is not received during stand-by, BLANK, and input switch control with
					the contact control.

[Example] When setting the input signal to COMPUTER 1. (Values enclosed in quotation marks are ASCII codes.):

• When ID is not specified:

Command sent from the PC, etc.	Status code returned	Description
	from the projector
‘30’ ‘30’ ‘5F’ ‘72’ ‘31’ ‘0D’		Command for setting the input signal
00_r1		to COMPUTER 1 (ID command is
		omitted.)
	‘30’ ‘30’ ‘5F’ ‘72’ ‘31’ ‘0D’	Command receipt confirmation
	00_r1	(The statuses are echoed back as
		many as the number of the connected
		projectors.)

• When ID is specified (when the command is sent to the projector with the ID of “01” or “ALL”):

Command sent from the PC, etc.	Status code returned	Description
	from the projector
‘30’ ‘30’ ‘3B’ ‘30’ ‘31’ ‘3B’ ‘5F’ ‘72’		Command for setting the input
‘31’ ‘0D’ 00;01;_r1		signal to COMPUTER 1 is sent to the
		projector with the ID of “01” or “ALL.”
	‘30’ ‘30’ ‘3B’ ‘30’ ‘31’ ‘3B’ ‘5F’ ‘72’	The projector with the ID of “01”
	‘31’ ‘0D’	or “ALL” receives the command.
	00;01;_r1	(The status is echoed back from the
		projector with the ID of “01” or “ALL.”)

5.2 Reading commands

5.2.1Status read commands

The projectors operating status, such as POWER-ON/OFF and the currently selected input terminal, etc. can be monitored.

ITEM	Function		Data (Receive)			Status
	Character	ASCII	Character	ASCII
POWER	vP	76h 50h	1	31h		POWER ON
			0	30h		POWER OFF
INPUT	vI	76h 49h	r1	72h	31h	INPUT COMPUTER 1
			r2	72h	32h	INPUT COMPUTER 2
			d1	64h	31h	INPUT HDMI
			d2	64h	32h	INPUT DVI
			v1	76h	31h	INPUT VIDEO
			v2	76h	32h	INPUT S-VIDEO
P-ON/OFF ENABLED/	vPK	76h 50h 4Bh	0	30h		POWER ON/OFF DISABLED
DISABLED			1	31h		POWER ON/OFF ENABLED
SIGNAL INPUT	vSM	76h 53h 4Dh	0	30h		NO SIGNAL SUPPLIED
			1	31h		SIGNAL SUPPLIED

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