Digi ConnectCore 8X Hardware Reference Manual page 19

Sbc express
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Pin
Schematic signal name
5
I2C2_SCL
6
GND
7
GPIO1_17
8
EXPANSION_UART_TX
9
GND
10
EXPANSION_UART_RX
11
GPIO1_18
12
MCA_IO6
13
GPIO1_20
14
GND
15
GPIO1_28
16
GPIO1_29
17
3V3_EXT
18
GPIO1_30
19
SPI3_SDO
20
GND
21
SPI3_SDI
22
GPIO3_15
23
SPI3_SCK
24
SPI3_CS0
25
GND
Description
i.MX 8X I2C2 bus clock line
i.MX 8X GPIO
See note below
See note below
i.MX 8X GPIO
MCA GPIO
i.MX 8X GPIO
i.MX 8X GPIO
i.MX 8X GPIO
Output 3.3V power supply line
i.MX 8X GPIO
i.MX 8X SPI3 SDO line
i.MX 8X SPI3 SDI line
i.MX 8X GPIO
i.MX 8X SPI3 SCK line
i.MX 8X SPI3 CS0 line

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