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NuMaker-HMI-N9H30
Mar. 24, 2022
Page
15
of 39
Rev 1.00
NUMA
K
E
R
-HMI
-N
9H30
US
E
R M
A
NU
A
L
Ma
k
er Nu
-m
be
d
NUC
47
2
Us
er Man
ua
l
can be used
System Reset (SW5): System will be reset if the SW5 button is pressed
Buzzer (BZ1): Control by GPB3 pin of N9H30
Speaker output (J4): Through the NAU88C22 chip sound output
Earphone output (CON4): Through the NAU88C22 chip sound output
Expand port for user use (CON7):
Connector
GPIO pin of N9H30
Function
CON7.1
-
Power 3.3V
CON7.2
-
Power 3.3V
CON7.3
GPE12
UART3_TXD
CON7.4
GPH4
UART1_TXD
CON7.5
GPE13
UART3_RXD
CON7.6
GPH5
UART1_RXD
CON7.7
GPB0
UART5_TXD
CON7.8
GPH6
UART1_RTS
CON7.9
GPB1
UART5_RXD
CON7.10
GPH7
UART1_CTS
CON7.11
GPI1
UART7_TXD
CON7.12
GPH8
UART4_TXD
CON7.13
GPI2
UART7_RXD
CON7.14
GPH9
UART4_RXD
CON7.15
-
-
CON7.16
GPH10
UART4_RTS
CON7.17
-
-
CON7.18
GPH11
UART4_CTS
CON7.19
-
VSS
CON7.20
-
VSS
CON7.21
GPB12
UART10_TXD
CON7.22
GPH12
UART8_TXD
CON7.23
GPB13
UART10_RXD
CON7.24
GPH13
UART8_RXD
CON7.25
GPB14
UART10_RTS