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Serial Communications, cont'd
Command/response table for special function SIS commands (cont'd)
Command
EDID emulation (DVI input 8 only)
Set EDID emulation
Example:
Read EDID emulation
DVI auto-detect (DVI input 8 only)
When DVI auto-detect is enabled, the horizontal start and vertical start adjustments are disabled. If
you need to change these settings, disable DVI auto-detect.
Disable DVI auto detect
Enable DVI auto-detect
Read DVI auto-detect
4-10
IN1508 Scaling Presentation Switcher • Serial Communications
ASCII Command
Response
(host to switcher)
(switcher to host)
*
*41#
DDC
X2
X3
15*2*41#
DDC15*2
41#
DDC
0*76#
IRD80
1*76#
DVI81
76#
DVI8
Additional description
*
Set the EDID to emulate a specific
X2
X3
resolution (default: 1024 x 768 at
60 Hz).
Set EDID emulation to 1080p at
60 Hz.
*
X2
X3
Disable the auto adjust feature
(allow the user to set horizontal
start and vertical start).
Allow the IN1508 to auto adjust the
DVI settings (default).
0= disable, 1 = enable (default).
X4
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