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Chapter Two
The motherboard pin definition and description
2.0 The 1st pin identification methods:
(1) Method 1: Look at the silkscreen mark next to the front pin of the motherboard.
Will be represented by a triangle symbol
or a bold line
or "1";
(2) Method 2: Look at the back pad of the motherboard. The square pad
is the first pin;
Please pay attention to distinguish the 1st pin when plugging in the device and the cable, otherwise the motherboard
and device will be damaged.
2.1 VGA pin definition:
Position symbol: VGA_H1 (1*12Pin,2.0mm)
pin
definition
pin
definition
1
GND
2
VSYNC
3
HSYNC
4
GND
5
RED
6
GND
7
GRN
8
GND
9
BLUE
10
GND
11
DDC_DATA
12
DDC_CLK
pin position symbol drawing
Notice:The VGA_H1 pin signal is the same signal as the rear VGA port,and only support dual display copy.
Summary of Contents for EM218
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