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X1* = EDID (DDC) values: (1‑61), see table below
SIS
X1*
variables for EDID resolution/refresh rate combination (where
X1* = 1 through 61)
Resolution Refresh
(Hz)
Rate
Type
Video
Format
Audio
Format
X1*
Resolution Refresh
(Hz)
Rate
Type
Video
Format
Audio
Format
X1*
800x600 60 PC VGA N/A 1 800x600 60 PC HDMI 2-ch 33
1024x768 60 PC VGA N/A 2* 1024x768 60 PC HDMI 2-ch 34
1280x720 60 PC VGA N/A 3 1280x768 60 PC HDMI 2-ch 35
1280x768 60 PC VGA N/A 4 1280x800 60 PC HDMI 2-ch 36
1280x800 60 PC VGA N/A 5 1280x1024 60 PC HDMI 2-ch 37
1280x1024 60 PC VGA N/A 6 1360x768 60 PC HDMI 2-ch 38
1360x768 60 PC VGA N/A 7 1360x768 60 PC HDMI 2-ch 39
1366x768 60 PC VGA N/A 8 1400x1050 60 PC HDMI 2-ch 40
1400x1050 60 PC VGA N/A 9 1440x900 60 PC HDMI 2-ch 41
1440x900 60 PC VGA N/A 10 1600x900 60 PC HDMI 2-ch 42
1600x900 60 PC VGA N/A 11 1600x1200 60 PC HDMI 2-ch 43
1600x1200 60 PC VGA N/A 12 1680x1050 60 PC HDMI 2-ch 44
1680x1050 6+0 PC VGA N/A 13 1920x1200 60 PC HDMI 2-Ch 45
1920x1080 60 PC VGA N/A 14 2048x1080 60 PC HDMI 2-Ch 46
1920x1200 60 PC VGA N/A 15 480 60 HDTV HDMI 2-Ch 47
2048x1080 60 PC VGA N/A 16 576p 50 HDTV HDMI 2-Ch 48
800x600 60 PC DVI N/A 17 720p 50 HDTV HDMI 2-Ch 49
1024x768 60 PC DVI N/A 18 60 HDTV HDMI 2-Ch 50**
1280x720 60 PC DVI N/A 19 1080i 50 HDTV HDMI 2-Ch 51
1280x768 60 PC DVI N/A 20 60 HDTV HDMI 2-Ch 52
1280x800 60 PC DVI
N/A 21 1080p 50/25 HDTV HDMI 2-Ch 53
1280x1024 60 PC DVI N/A 22 50 HDTV HDMI 2-Ch 54
1360x768 60 PC DVI N/A 23 60/24 HDTV HDMI 2-Ch 55
1366x768 60 PC DVI N/A 24 60 HDTV HDMI 2-Ch 56
1400x1050 60 PC DVI N/A 25 Output 1 (Automatic mode 57
1440x900 60 PC DVI N/A 26 User loaded Slot 1 58
1600x900 60 PC DVI N/A 27 User loaded Slot 2 59
1600x1200 60 PC DVI N/A 28 User loaded Slot 3 60
1680x1050 60 PC DVI N/A 29 User loaded Slot 4 61
1920x1080 60 PC DVI N/A 30
** Default digital output resolution
1920x1200 60 PC DVI N/A 31
2048x1080 60 PC DVI N/A 32
* Default analog output resolution
X1( = HDCP Input selection: inputs 1‑4 only
X2) = EDID in HEX format: 128 or 256 Byte EDID raw HEX (text form)
X2! = Native resolution and refresh rate from selected EDID
X2@ = Total pixels — ±255 of the default value (depends on input rate)
X2& = Pass‑through mode:
0 = Not in pass‑through mode (default)
1 = In pass‑through mode
PVS 405D • SIS Communication and Control 19