Pin Assignments
Sync Type
Separate
Pin No.
1
Red
2
Green
Blue
3
4
GND
5
DDC Return
6
GND-R
7
GND-G
GND-B
8
9
Reserved
GND-Sync/Self-Raster
10
11
GND
12
DDC Data
H-Sync
13
V-Sync
14
DDC Clock
15
Figure 1 : Male Type
Display Modes Timing Chart
Display Mode
IBM, VGA2, 720 x 400
IBM, VGA3, 640 x 480
VESA, 640 x 480
VESA, 800 x 600
VESA, 800 x 600
VESA, 1024 x 768
VESA, 1024 x 768
15 Pin Side of the Signal Cable (Figure 1)
Horizontal
Frequency (kHz) Frequency (Hz) Clock (MHz)
31.469
31.469
37.500
46.875
53.674
60.023
68.677
Composite
Red
Green
Blue
GND
DDC Return
GND-R
GND-G
GND-B
Reserved
GND-Sync/Self-Raster
GND
DDC Data
H/V-Sync
Not Used
DDC Clock
Figure 2 : Male Type
Vertical
Pixel
70.087
28.322
59.940
25.175
75.000
31.500
75.000
49.500
85.061
56.250
75.029
78.750
84.997
94.500
A p p e n d i x
Cable Adapter (Figure 2
Apple MAC II
GND-R
Red
H/V Sync
Sense 0
Green
GND-G
Sense 1
Reserved
Blue
Sense 2
GND
V-Sync
GND-B
GND
H-Sync
Sync Polarity
(H/V)
– / +
– / –
– / –
+ / +
+ / +
+ / +
+ / +
13