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NuMaker-HMI-N9H20
Mar. 15, 2022
Page
14
of 42
Rev 1.00
NUMA
K
E
R
-HMI
-N
9H20
US
E
R M
A
NU
A
L
Ma
k
er Nu
-m
be
d
NUC
47
2
Us
er Man
ua
l
24
GPC8
GPIO Port C bit 8; LCD Data Bit 8
25
GPC7
GPIO Port C bit 7; LCD Data Bit 7
26
GPC6
GPIO Port C bit 6; LCD Data Bit 6
27
GPC5
GPIO Port C bit 5; LCD Data Bit 5
28
GPC4
GPIO Port C bit 4; LCD Data Bit 4
29
GPC3
GPIO Port C bit 3; LCD Data Bit 3
30
GPC2
GPIO Port C bit 2; LCD Data Bit 2
31
GPC1
GPIO Port C bit 1; LCD Data Bit 1
32
GPC0
GPIO Port C bit 0; LCD Data Bit 0
33
NC
Unused.
34
NC
Unused.
35
VD18
DC 1.8V
36
VD18
DC 1.8V
37
GPD0
GPIO Port D bit 0
38
NC
Unused.
39
GND
Power Ground
40
GND
Power Ground
41
TP3
Touch Panel, XP
42
NC
Unused.
43
TP4
Touch Panel, XM
44
TP2
Touch Panel, YM
45
NC
Unused.
46
TP1
Touch Panel, YP
47
GND
Power Ground
48
GND
Power Ground
49
NC
Unused.
50
nRESET
System Reset, Active Low.
51
NC
U System Reset, Active Low.
52
NC
Unused.
53
GPB14
GPIO Port B bit 14; I2C SDIO
54
GPB13
GPIO Port B bit 13; I2C SCLK
55
NC
Unused.