ELSKY QM8U Manuel - Sayfa 13
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SHENZHEN ELSKY TECHNOLOGY
2.4 EDP pin definition：
Note: The EDP backlight line is integrated with the screen line
item：EDP （2*15Pin，2.0mm）
pin
Definition
1
VCC
3
GND
5
TX0P
7
GND
9
TX1P
11
GND
13
TX2P
15
GND
17
TX3P
19
GND
21
AUXP
23
GND
25
BKLT_CTL
27
GND
29
BLPWR
Notice:
When inserting the EDP cable, the first stitch of the LVDS cable must correspond to the first pin of the
motherboard pin. If the plug is reversed or inserted incorrectly, there is a danger of burning the screen and burning
the motherboard!
2.4.1 EDP screen working voltage：
item：EDP_PWR （2*3Pin，2.0mm）
pin
1-2short circuit
3-4short circuit
5-6short circuit
Screens of different sizes require different operating voltages. The motherboard provides three screen operating voltages of
3.3V, 5V and 12V. Please set the corresponding value of "LVDS_PWR"according to the working voltage required by the screen,
otherwise there will be danger of burning the screen and burning the motherboard!
2.5 J_GPIO pin definition：
item：：J_GPIO （2*5Pin，2.0mm）
pin
Definition
1
GND
3
GPIO_IN0
5
GPIO_IN1
7
GPIO_IN2
9
GPIO_IN3
pin
Definition
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
Definition
+3.3V
+5V
+12V
pin
2
4
6
8
10
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VCC
GND
TX0N
GND
TX1N
GND
TX2N
GND
TX3N
GND
AUXN
HPD
BKLT_EN
GND
BLPWR
Pin item picture
Definition
+5V
GPIO_OUT0
GPIO_OUT1
GPIO_OUT2
GPIO_OUT3
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Pin item picture
pin item picture