Kramer Electronics user manual Communication Protocol of the VP-725NA

Communication Protocol of the VP-725NA

	Control Type		Function	Parameter	Description
	Set	Get
				4: Max
				5: Off
	0	1	147	0: 1280x768x60	Mode Set – Mode 3
				1: 1366x768x60
	0	1	148	0: Off	EDID Write Protect
				1: On
				0: Video Group	Group/Master SELECT
				1: Audio Group	Note :
	0	1	151	2: AV Group	Error when SELECT ≠ Video Group/Audio
				3: Scaler	Group/AV Group
				4: Master Audio	If there is no Audio board, parameters = 1/2/4/5
				5: Master AV	are not allowed
				0: VGA1
				1: VGA2
				2: VGA3
				3: VGA4	Select Video Input channel
				4: HDMI1
					Note :
				5: HDMI2
					Before selecting the video input channel,
				6: HDMI3
					command function 151 (SELECT function)
				7: HDMI4
					must be used for Scaler or Group source
				8: COMP1
					For “Get” command, when SELECT = Video
				9: COMP2
					Group use one of these “Parameter”s:
	0	1	157	10: COMP3
					2-1. Parameter = 0 ~ 3 for getting VGA Group
				11: COMP4
					2-2. Parameter = 4 ~ 7 for getting HDMI Group
				12: YC1
					2-3. Parameter = 8 ~ 11 for getting COMP
				13: YC2
					Group
				14: YC3
					2-4. Parameter = 12 ~ 15 for getting YC Group
				15: YC4
					2-5. Parameter = 16 ~ 19 for getting CV Group
				16: CV1
					2-6. Parameter = 20 or others are unavailable
				17: CV2
				18: CV3
				19: CV4
				20: USB
				0: All Off
	0	1	158	1: Override	MIC Control
				2: Mix
				3: Talk Over
	0	1	159	-30 ~ +10	VGA Group In Volume
	0	1	160	-30 ~ 10	VGA Group Out Volume
	0	1	161	-30 ~ +10	HDMI Group In Volume
	0	1	162	-30 ~ 10	HDMI Group Out Volume
	0	1	163	-30 ~ +10	COMP Group In Volume
	0	1	164	-30 ~ 10	COMP Group Out Volume
	0	1	165	-30 ~ +10	YC Group In Volume
	0	1	166	-30 ~ 10	YC Group Out Volume
	0	1	167	-30 ~ +10	CV Group In Volume
	0	1	168	-30 ~ 10	CV Group Out Volume
	0	1	169	-30 ~ +10	Master In Volume
	0	1	170	-100 ~ 24	Master Out Volume
	0	1	171	-100 ~ 24	MIC In Volume
				0: OSD ON = disable
	0	1	172	1: OSD ON = enable	To Enable/Disable OSD ON
				0: PIP source select = 0	Hot key PIP source select, same as remote
	0	1	173		control key
				1: PIP source select = 1
					- PIP Source
64				VP-725NA - VP-725NA Communication Protocol