Extron electronic HDMI DA2 manual Command and Response Table for SIS Commands

Command and Response Table for SIS Commands

Command	ASCII Command	Response	Additional Description
	(host to unit)	(unit to host)
Video Mute

Video mute single output	X!*X@B	VmtX!*X@]
Video mute all outputs	X@B	VmtX@]
Query Video mute status	B	VmtX@•X@]

Video mute output X! (1 or 2) Video mute all outputs output 1 status, output 2 status X@ = 0 (mute disabled)

or 1 (mute enabled)

Audio Mute

Audio mute single output	X!*X@Z	AmtX!*X@]
Audio mute all outputs	X@Z	AmtX@]
Query Audio mute status	Z	AmtX@•X@]

Audio mute output X! (1 or 2)only Audio mute all outputs

X@ = 0 (mute disabled) or 1 (mute enabled)

Video Color Bit Depth
Set video bit depth for a	EVX!*X#BITD}	X!BitdVX#]	X# = 0 (auto, based on sink EDID)
specific input			1 (force 8-bit)
			2 (pass-through, unmodified)
Set video bit depth for all	EV*X#BITD}	BitdVX#]
inputs
View video bit depth for	EV*BITD}	BitdVX#•X#]	video bit depth for output 1•video
all inputs			bit depth for output 2
Signal Status
Request all signal status	ELS}	SigX@*X@•X@]	Shows the signal status (X@) for the
			input*output1•output2.
			X@ = 0 (signal undetected)
			or 1 (signal detected)
Request all HDCP status	EHDCP}	HdcpX@*X@•X@]	X@ = 0 (HDCP off) or 1 (HDCP on)
EDID Minder
Assign EDID to input	EA*X$EDID}	EdidAX$]	X$ = EDID memory location (1-54)
			see table 1 on page 13

View EDID assignment	EA*EDID}	X$]
Save EDID of output to	ESX!*X$EDID}	X!EdidSX$]
user location
View/Read EDID in Hex	ER*EDID}	X%]
View EDID native	EN*EDID}	X^]
resolution

Store the EDID of output X! into EDID memory location X$

Read out EDID in Hex from currently selected EDID

Resolution and refresh rate of currently selected EDID Example: 1600x1200@60Hz

HDMI DA2 • SIS Commands 17