MaaXBoard HW UserManual V1.2
28
Expansion(J10)
Pin
Signal Name
Ball
Description
Signal Type
11
GPIO3_IO17
K22
General-purpose input/output
12
SAI2_TXC
J5
General-purpose input/output
13
GPIO3_IO08
H22
General-purpose input/output
14
GND
UART5 transmit Data
Ground
15
GPIO3_IO09
J21
General-purpose input/output
IO
16
UART2_RXD
B6
General-purpose input/output
17
NVCC_3V3
3.3V/500mA output
Power
18
UART2_TXD
D6
General-purpose input/output
IO
19
ECSPI1_MOSI
A4
General-purpose input/output
20
GND
Ground
Ground
21
ECSPI1_MISO
B4
General-purpose input/output
IO
22
GPIO3_IO15
K19
General-purpose input/output
23
ECSPI1_SCLK
D5
General-purpose input/output
24
ECSPI1_SS0
D4
General-purpose input/output
25
GND
Ground
Ground
26
GPIO3_IO02
G21
General-purpose input/output
IO
27
I2C3_SDA
E9
General-purpose input/output
28
I2C3_SCL
G8
General-purpose input/output
29
GPIO3_IO05
H21
General-purpose input/output
30
GND
Ground
Ground
31
GPIO3_IO10
L20
General-purpose input/output
IO
32
GPIO1_IO15
J6
General-purpose input/output
33
GPIO1_IO13
K6
General-purpose input/output
34
GND
Ground
Ground