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When using a 3.5” LCD, J21 and J22 do not need to be connected.
When using a 4.3, 5.6 or 7” LCD, J21 must be connected to
enable the +5V power supply.
By default J22 is not connected
J20 definition
：
GND
1
2
PB2
HSYNC
3
4
VSYNC
GND
5
6
R3
7
8
R4
R5
9
10
R6
R7
11
12
GND
G2
13
14
G3
G4
15
16
G5
G6
17
18
G7
GND
19
20
B3
21
22
B4
B5
23
24
B6
B7
25
26
GND
LCDDEN
27
28
VDD33
VDD33
29
30
31
32
Y+
X-
33
34
Y-
X+
35
36
PWREN
37
38
BRIGHT
+5V
39
40
+12V
Summary of Contents for SBC6300x
Page 1: ...SBC6300x ARM9 Based Single Board Computer Hardware Manual Version 1 1 16th Jan 2014...
Page 6: ...Page 2 1 3 Board Interfaces Figure 1 SBC6300X Board Interfaces...
Page 7: ...Page 3 1 4 System Block Diagram Figure 2 SBC6300x System Block Diagram...
Page 8: ...Page 4 1 5 Physical Dimensions Figure 3 SBC6300x Physical Dimensions...
