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PC mode
Signal name
Definition
Dot clock frequency (MHz)
H frequency (kHz)
V frequency (Hz)
H total (µS)
(dots)
H display period (µS)
(dots)
H front porch (µS)
(dots)
H sync pulse width (µS)
(dots)
H back porch (µS)
(dots)
V total (mS)
(line)
V display period (mS)
(line)
V front porch (mS)
(line)
V sync pulse width (mS)
(line)
V back porch (mS)
(line)
H sync polarity
V sync polarity
Scan type
VGROM NO.
Signal reference origin
26
27
VESA
VESA
768@75Hz
768@85Hz
1024*768
1024*768
78.75
94.5
60.023
68.677
75.029
84.997
16.66
14.561
1312
1376
13
10.836
1024
1024
0.203
0.508
16
48
1.219
1.016
96
96
2.235
2.201
176
208
13.328
11.765
800
808
12.795
11.183
768
768
0.017
0.015
1
1
0.05
0.044
3
3
0.466
0.524
28
36
Pos.
Pos.
Pos.
Pos.
Non
Non
interlaced
interlaced
26
27
VESA Monitor Timing Standard
Ver 1.0 R0.6
METHOD OF ADJUSTMENTS
28
29
MAC@19"
VESA
1024@60Hz 1024@75Hz
1024*768
1280*1024
80
108
60.24
63.981
74.93
60.02
16.600
15.63
1328
1688
12.8
11.852
1024
1280
0.4
0.444
32
48
1.2
1.037
96
112
2.2
2.296
176
248
13.347
16.661
804
1066
12.749
16.005
768
1024
0.050
0.016
3
1
0.050
0.047
3
3
0.498
0.594
30
38
—
Pos.
—
Pos.
Non
Non
interlaced
interlaced
28
29
DS (Div.) Data
VESA Monitor Timing Standard
from NEC TECH
Ver 1.0 R0.6
30
VESA
1280*1024
135
79.976
75.025
12.501
1688
9.481
1280
0.119
2
1.067
144
1.837
248
13.329
1066
12.804
1024
0.013
1
0.038
3
0.475
38
Pos.
Pos.
Non
interlaced
30
5-25
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