Meridian Audio FDP-DILA2 2-3Parameters used for the data format, Control command table, 2 ON/OFF

RS-232C external control

2-3 Parameters used for the data format

The following three kinds of parameters are prepared for the control command and response data.

(1) Numeric value

Designates the 2-byte hexadecimal value with the sign as the 4-digit (byte) characters.

Designation allowable range: “8000” to “7FFF”

(2) ON/OFF

Designates the status (ON/OFF) of the projector, such as POWER and HIDE.

Character	Hex.	Meaning
“0”	30	OFF
“1”	31	ON

(3)Special parameters

Input switching parameters:

Character	Hex.	Meaning
“0”	30	Y/C
“1”	31	VIDEO
“2”	32	COMP
“3”	33	PC1
“4”	34	PC2
“5”	35	DVI

Operation mode parameters:

Character	Hex.	Meaning
“0000”	30h, 30h, 30h, 30h	Stand-by mode
“0001”	30h, 30h, 30h, 31h	Power-on mode
“0002”	30h, 30h, 30h, 32h	Cool-down mode
“0004”	30h, 30h, 30h, 34h	Warning mode

3. Control command table

The control commands that can be sent from the computer are as follows:

Function	Command	Asking			Kind of data
		Power ON	ELSE	Numeric Value	ON/OFF	Special Data
OPERATE	U0F	–	–	–	✓	–
HIDE	U00	✓	–	–	✓	–
Right Left rev.	U17	✓	–	–	✓	–
Top Bottom inv.	U18	✓	–	–	✓	–
Keystone	U40	✓	–	✓	–	–
Input	U1A	✓	–	–	–	Y/C, VIDEO, PC1, PC2,
						COMP, DVI
Operation mode	Z03	✓	✓	–	–	Stand-by, Power-on,
						Cool-down, Warning

*Keystone: Numeric value can range from “FF80” to “0080”

*Operation mode: Only Asking command is possible

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