30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
¡ ¹
CN 12 : HotKey function header
Pin Number
1
2
3
4
5
6
7
8
9
10
note : when HKx connects to SYS_VCC3P3, then hotkey function works. HKx
signals are triggered by rising edge.
YP
XN
YN
nUART1_DCD
UART1_RXD
UART1_TXD
nUART1_DTR
GND
nUART1_DSR
nUART1_RTS
nUART1_CTS
nUART1_RI
VCC_UART1
GND
VCC_UART1
N.C.
N.C.
USB_VCC5
GND
SA_BUSB_DPR
SA_BUSB_DNR
USB1_V
GND
USB1_P
USB1_N
USB2_V
GND
USB2_P
USB2_N
Pin function
HK 1
HK 5
HK 2
HK 6
HK 3
HK 7
HK 4
HK 8
GND
SYS_VCC3P3
37
touch screen function
touch screen signal
touch screen signal
touch screen signal
+5V
No function
No function
USB 1st host power +5V
USB 1st host signal
USB 1st host signal
USB 2ed host power +5V
USB 2ed host signal
USB 2ed host signal
Ps.
st
1
pin of hotkey function
th
5
pin of hotkey function
nd
2
pin of hotkey function
th
6
pin of hotkey function
rd
3
pin of hotkey function
th
7
pin of hotkey function
th
4
pin of hotkey function
th
8
pin of hotkey function
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