Expanders

15

Q0

MUX_DIO_SEL

gpiochip8 0

MUX_PWM selection signal

1

Q1

DO1

gpiochip8 1

Digital output 1

2

Q2

DO2

gpiochip8 2

Digital output 2

3

Q3

DO3

gpiochip8 3

Digital output 3

4

Q4

DO4

gpiochip8 4

Digital output 4

5

Q5

DO5

gpiochip8 5

Digital output 5

6

Q6

DO6

gpiochip8 6

Digital output 6

7

Q7

DO7

gpiochip8 7

Digital output 7

9

Q7S

Q7S_DATA

X

First shift register signal

11

SHCP

SPI1_SCLK

X

SPI clock

12

STCP

SPI1_CS0

X

SPI chip select

14

DS

SPI1_MOSI

X

SPI master out slave in

17

GPA0

GPO

gpiochip6 0

UIO3 configuration

18

GPA1

GPO

gpiochip6 1

UIO3 configuration

19

GPA2

GPO

gpiochip6 2

UIO1 configuration

20

GPA3

GPO

gpiochip6 3

UIO1 configuration

21

GPA4

GPO

gpiochip6 4

UIO1 configuration

22

GPA5

GPO

gpiochip6 5

UIO2 configuration

23

GPA6

GPO

gpiochip6 6

UIO3 configuration

24

GPA7

GPO

gpiochip6 7

UIO4 configuration

25

GPB0

GPO

gpiochip6 8

UIO4 configuration

26

GPB1

GPO

gpiochip6 9

UIO4 configuration

27

GPB2

GPO

gpiochip6 10

UIO1 configuration

28

GPB3

GPO

gpiochip6 11

UIO2 configuration

1

GPB4

GPO

gpiochip6 12

UIO3 configuration

2

GPB5

GPO

gpiochip6 13

UIO4 configuration

3

GPB6

GPO

gpiochip6 14

UIO2 configuration

4

GPB7

GPO

gpiochip6 15

UIO2 configuration

8

SCK

GPIO

X

I2C4I2C3 clock

9

SDA

GPIO

X 

I2C4I2C3 data

17

GPA0

GPI

gpiochip7 0

Joystick left input

18

GPA1

GPI

gpiochip7 1

Joystick up input

19

GPA2

GPI

gpiochip7 2

Joystick down input

20

GPA3

GPI

gpiochip7 3

Joystick right input

21

GPA4

GPI

gpiochip7 4

Joystick push input

22

GPA5

GPO

gpiochip7 5

LED3 RED ON/OFF

23

GPA6

GPI

gpiochip7 6

Dipswitch_1 input

24

GPA7

GPI

gpiochip7 7

Dipswitch_2 input

25

GPB0

GPI

gpiochip7 8

Dipswitch_3 input

26

GPB1

GPO

gpiochip7 9

LED 5 V power supply ON/OFF

27

GPB2

GPO

gpiochip7 10

LED3 GREEN ON/OFF

28

GPB3

GPO

gpiochip7 11

LED4 RED ON/OFF

1

GPB4

GPO

gpiochip7 12

LED3 BLUE ON/OFF

2

GPB5

GPO

gpiochip7 13

LED4 GREEN ON/OFF

3

GPB6

GPO

gpiochip7 14

OLED ON/OFF

4

GPB7

GPO

gpiochip7 15

LED4 BLUE ON/OFF

17

GPA0

GPO

gpiochip5 0

Termination RS485_4 ON/OFF

18

GPA1

GPO

gpiochip5 1

Termination RS485_3 ON/OFF

19

GPA2

GPO

gpiochip5 2

Termination RS485_2 ON/OFF

20

GPA3

GPO

gpiochip5 3

Termination RS485_1 ON/OFF

21

GPA4

GPI

gpiochip5 4

SD card detection

22

GPA5

GPIO

gpiochip5 5

Not used

23

GPA6

GPO

gpiochip5 6

EEPROM write control

24

GPA7

GPI

gpiochip5 7

Input voltage detection

25

GPB0

GPO

gpiochip5 8

Secure chip enable

26

GPB1

GPI

gpiochip5 9

Digital input 1 (DIO circuit)

27

GPB2

GPI

gpiochip5 10

Digital input 2 (DIO circuit)

28

GPB3

GPI

gpiochip5 11

Digital input 3 (DIO circuit)

1

GPB4

GPI

gpiochip5 12

Digital input 4 (DIO circuit)

2

GPB5

GPI

gpiochip5 13

Digital input 5 (DIO circuit)

3

GPB6

GPI

gpiochip5 14

Digital input 6 (DIO circuit)

4

GPB7

GPI

gpiochip5 15

Digital input 7 (DIO circuit)

8

SCK

GPIO

I2C4I2C3 clock

9

SDA

GPIO

I2C4I2C3 data