40-Pin Gpio (Hat40) (Cn20) - Asus AAEON UP Squared Pro User Manual

Pin
L1B
L3B
2.3.9

40-pin GPIO (HAT40) (CN20)

Pin Signal
1 3.3V
3 I2C2_DAT/ GPIO1
5 I2C2_CLK/ GPIO2
GPIO3
7
ANALOG_DATA1/ SPI3_TXD†
9 GND
UART_RTS/ GPIO4
11
ANALOG_DATA2†
GPIO5
13
ANALOG_DATA3/ SPI3_RXD†
GPIO6
15
ANALOG_DATA4/ SPI3_CS2†
17 3.3V
19 SPI1_TX/ GPIO7
21 SPI1_R/ GPIO8
23 SPI1_CLK/ GPIO9
25 GND
I2C1_DAT/ GPIO10
27
SPI3_CLK†
Signal
LAN2_ACTLED-
LAN2_LINK100#
Distributed by www.texim-europe.com
Pin Signal
L2B LAN2_ACTLED+
L4B LAN2_LINK1000#
2 5V
4 5V
6 GND
8 UART_TX/ GPIO16
10 UART_RX/ GPIO17
12 I2S6_BCLK/ GPIO18
14 GND
16 PWM3/ GPIO19
18 I2S2_SDO/ GPIO20
20 GND
22 I2S2_BCLK/ GPIO21
24 SPI1_CS0/ GPIO22
26 SPI1_CS1/ GPIO23
I2C1_CLK/ GPIO24
28
SPI3_CS0†