4-10
Preset
No.
5 6
Item
Abbreviation
VESA 640 x 480 75Hz
VESA 800 x 600 56Hz
Pixel frequency
fc
31.500MHz
36.000MHz
Horizontal frequency
fh 37.50kHz 35.16kHz
Line time total
Th
26.67
µ
s
840CLK
28.44
µ
s
1024CLK
Horizontal active display
Thd
20.32
µ
s
640CLK
22.22
µ
s
800CLK
Horizontal sync pulse
Thp
2.03
µ
s
64CLK
2.00
µ
s
72CLK
Horizontal back porch
Thb
3.81
µ
s
120CLK
3.56
µ
s
128CLK
Horizontal front porch
Thf
0.51
µ
s
16CLK
0.67
µ
s
24CLK
Horizontal sync polarity
NEG
POS/NEG
Vertical Frequency
fv
75.00Hz
56.25Hz
Frame time total
Tv
13.33ms
500H
17.78ms
625H
Vertical active display
Tvd
12.80ms
480H
17.07ms
600H
Vertical sync pulse
Tvp
0.08ms
3H
0.06ms
2H
Vertical back porch
Tvb 0.43ms 16H 0.63ms 22H
Vertical front porch
Tvf 0.03ms 1H 0.03ms
1H
Vertical sync polarity
NEG
POS/NEG
Full scan mode
Expansion
Expansion
Preset
No.
7 8
Item
Abbreviation
VESA 800 x 600 60Hz
VESA 800 x 600 75Hz
Pixel frequency
fc
40.000MHz
49.500MHz
Horizontal frequency
fh 37.88kHz 46.88kHz
Line time total
Th
26.40
µ
s
1056CLK
21.33
µ
s
1054CLK
Horizontal active display
Thd
20.00
µ
s
800CLK
16.16
µ
s
800CLK
Horizontal sync pulse
Thp
3.20
µ
s
128CLK
1.62
µ
s
80CLK
Horizontal back porch
Thb
2.20
µ
s
88CLK
3.23
µ
s
160CLK
Horizontal front porch
Thf
1.00
µ
s
40CLK
0.32
µ
s
16CLK
Horizontal sync polarity
POS/NEG
POS/NEG
Vertical Frequency
fv
60.32Hz
75.00Hz
Frame time total
Tv
16.58ms
628H
13.33ms
625H
Vertical active display
Tvd
15.84ms
600H
12.80ms
600H
Vertical sync pulse
Tvp
0.11ms
4H
0.06ms
3H
Vertical back porch
Tvb 0.61ms 23H 0.45ms 21H
Vertical front porch
Tvf 0.03ms 1H 0.02ms
1H
Vertical sync polarity
POS/NEG
POS/NEG
Full scan mode
Expansion
Expansion
Preset
No.
9 10
Item
Abbreviation
VESA 800 x 600 72Hz
MAC 832 x 624 75Hz
Pixel frequency
fc
50.000MHz
57.283MHz
Horizontal frequency
fh 48.08kHz 49.72kHz
Line time total
Th
20.80
µ
s
1040CLK
20.11
µ
s
1152CLK
Horizontal active display
Thd
16.00
µ
s
800CLK
14.52
µ
s
832CLK
Horizontal sync pulse
Thp
2.40
µ
s
120CLK
1.12
µ
s
64CLK
Horizontal back porch
Thb
3.81
µ
s
64CLK
3.91
µ
s
224CLK
Horizontal front porch
Thf
0.64
µ
s
56CLK
0.56
µ
s
32CLK
Horizontal sync polarity
POS/NEG
POS/NEG
Vertical Frequency
fv
72.19Hz
74.55Hz
Frame time total
Tv
13.85ms
666H
13.41ms
667H
Vertical active display
Tvd
12.48ms
600H
12.55ms
624H
Vertical sync pulse
Tvp
0.12ms
6H
0.06ms
3H
Vertical back porch
Tvb 0.48ms 23H 0.78ms 39H
Vertical front porch
Tvf 0.77ms
37H 0.02ms
1H
Vertical sync polarity
POS/NEG
POS/NEG
Full scan mode
Expansion
Expansion