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Command ASCII Command
(host to scaler)
Response
(scaler to host)
Additional Description
Input selection
Video and audio
X!! InX!•All]
Select video and audio from input X!.
View current input
!
X!]
View current selected input X! (video
only).
Input video format
Set video format
X!*X#\ TypX!*X#]
Set input X! to format X#.
View set format
X!\
X#]
View set video format of input X!.
Input EDID (VGA and HDMI)
Assign EDID to
input
EAX!*X1&EDID} EdidAX!*X1&]
Assign EDID resolution and refresh rate
X1& for input X!.
View assigned EDID
data
EAX!EDID}
X1&]
EdidAX!*X1&]
View assigned EDID resolution and
refresh rate X1& for input X!.
(Verbose mode response)
Save an output
EDID to custom slot
ESX@*X1&EDID} EdidSX@*X1&]
Save output X@ EDID to X1&. (Valid for
X1& = 2, 3, 4 only and X@ = 1 only.)
Auto-Image
Enable
X!*1A ImgX!*1]
Activate Auto-Image for input X!.
Disable
X!*0A ImgX!*0]
Turn Auto-Image off for input X!.
View
X!A
X(]
View Auto-Image setting X( for X!.
Execute
A Img]
Execute an Auto-Image to the selected
input (follows current aspect setting).
Execute and Fill
1*A Img1]
Execute an Auto-Image and fill entire
output.
Execute and Follow
2*A Img2]
Execute an Auto-Image and follow the
aspect ratio of the input.
Auto-Image threshold value (luminosity value which the scaler defines as active video for Auto-Image)
Set value
EX2&ALVL} AlvlX2&]
Set global Auto-Image luminosity
value X2&.
View
EALVL} X2&]
View global Auto-Image luminosity
value X2&.
NOTE: X! = Input number: 1 to 3
X@ = Output selection: 1 = HDMI
X# = Input video format: 1 = RGB, 2 = YUV, 3 = Composite, 4 = HDMI
X( = Enable/Disable: 0 = Off or disable, 1 = On or enable
X1& = Scaler resolution or EDID emulation, 0 = Automatic: match current output resolution (default), 2 = Custom EDID or output rate
#1, 3 = Custom EDID or output rate #2, 4 = Custom EDID or output rate #3.
For variables 10-92, see the SIS EDID table on page 23.
X2& = Auto-Image threshold value: 0 (black) though 100 (white), default = 25
SIS Command and Response Table
DSC 301 HD • SIS Communication and Control 26