gpio.h File Reference

#include "stm32f4xx_hal.h"

Go to the source code of this file.

Macros
#define	PA0   0
#define	PA1   1
#define	PA2   2
#define	PA3   3
#define	PA4   4
#define	PA5   5
#define	PA6   6
#define	PA7   7
#define	PA8   8
#define	PA9   9
#define	PA10   10
#define	PA11   11
#define	PA12   12
#define	PA13   13
#define	PA14   14
#define	PA15   15
#define	PB0   16
#define	PB1   17
#define	PB2   18
#define	PB3   19
#define	PB4   20
#define	PB5   21
#define	PB6   22
#define	PB7   23
#define	PB8   24
#define	PB9   25
#define	PB10   26
#define	PB11   27
#define	PB12   28
#define	PB13   29
#define	PB14   30
#define	PB15   31
#define	PC0   32
#define	PC1   33
#define	PC2   34
#define	PC3   35
#define	PC4   36
#define	PC5   37
#define	PC6   38
#define	PC7   39
#define	PC8   40
#define	PC9   41
#define	PC10   42
#define	PC11   43
#define	PC12   44
#define	PC13   45
#define	PC14   46
#define	PC15   47
#define	PD0   48
#define	PD1   49
#define	PD2   50
#define	PD3   51
#define	PD4   52
#define	PD5   53
#define	PD6   54
#define	PD7   55
#define	PD8   56
#define	PD9   57
#define	PD10   58
#define	PD11   59
#define	PD12   60
#define	PD13   61
#define	PD14   62
#define	PD15   63
#define	PE0   64
#define	PE1   65
#define	PE2   66
#define	PE3   67
#define	PE4   68
#define	PE5   69
#define	PE6   70
#define	PE7   71
#define	PE8   72
#define	PE9   73
#define	PE10   74
#define	PE11   75
#define	PE12   76
#define	PE13   77
#define	PE14   78
#define	PE15   79

Functions
static GPIO_TypeDef *	gpio_port (uint8_t pin8)
static int	gpio_get (uint8_t pin8)
static void	gpio_set (uint8_t pin8, int state)
static void	gpio_init (uint8_t pin8, uint32_t mode, uint32_t pull, uint32_t speed)

Macro Definition Documentation

PA0

#define PA0   0

PA1

#define PA1   1

PA2

#define PA2   2

PA3

#define PA3   3

PA4

#define PA4   4

PA5

#define PA5   5

PA6

#define PA6   6

PA7

#define PA7   7

PA8

#define PA8   8

PA9

#define PA9   9

PA10

#define PA10   10

PA11

#define PA11   11

PA12

#define PA12   12

PA13

#define PA13   13

PA14

#define PA14   14

PA15

#define PA15   15

PB0

#define PB0   16

PB1

#define PB1   17

PB2

#define PB2   18

PB3

#define PB3   19

PB4

#define PB4   20

PB5

#define PB5   21

PB6

#define PB6   22

PB7

#define PB7   23

PB8

#define PB8   24

PB9

#define PB9   25

PB10

#define PB10   26

PB11

#define PB11   27

PB12

#define PB12   28

PB13

#define PB13   29

PB14

#define PB14   30

PB15

#define PB15   31

PC0

#define PC0   32

PC1

#define PC1   33

PC2

#define PC2   34

PC3

#define PC3   35

PC4

#define PC4   36

PC5

#define PC5   37

PC6

#define PC6   38

PC7

#define PC7   39

PC8

#define PC8   40

PC9

#define PC9   41

PC10

#define PC10   42

PC11

#define PC11   43

PC12

#define PC12   44

PC13

#define PC13   45

PC14

#define PC14   46

PC15

#define PC15   47

PD0

#define PD0   48

PD1

#define PD1   49

PD2

#define PD2   50

PD3

#define PD3   51

PD4

#define PD4   52

PD5

#define PD5   53

PD6

#define PD6   54

PD7

#define PD7   55

PD8

#define PD8   56

PD9

#define PD9   57

PD10

#define PD10   58

PD11

#define PD11   59

PD12

#define PD12   60

PD13

#define PD13   61

PD14

#define PD14   62

PD15

#define PD15   63

PE0

#define PE0   64

PE1

#define PE1   65

PE2

#define PE2   66

PE3

#define PE3   67

PE4

#define PE4   68

PE5

#define PE5   69

PE6

#define PE6   70

PE7

#define PE7   71

PE8

#define PE8   72

PE9

#define PE9   73

PE10

#define PE10   74

PE11

#define PE11   75

PE12

#define PE12   76

PE13

#define PE13   77

PE14

#define PE14   78

PE15

#define PE15   79

Function Documentation

gpio_port()

static GPIO_TypeDef* gpio_port ( uint8_t  pin8 )

static

                                                    {
    return (GPIO_TypeDef *)(GPIOA_BASE + (GPIOB_BASE - GPIOA_BASE) * (pin8 >> 4));
}

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gpio_get()

static int gpio_get ( uint8_t  pin8 )

static

                                         {
    return (HAL_GPIO_ReadPin(gpio_port(pin8), (1 << (pin8 & 0x0f))) != GPIO_PIN_RESET) ? 1 : 0;
}

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gpio_set()

static void gpio_set ( uint8_t  pin8, int  state  )

static

                                                     {
    HAL_GPIO_WritePin(gpio_port(pin8), (1 << (pin8 & 0x0f)), state ? GPIO_PIN_SET : GPIO_PIN_RESET);
}

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gpio_init()

static void gpio_init ( uint8_t  pin8, uint32_t  mode, uint32_t  pull, uint32_t  speed  )

static

                                                                                         {
    GPIO_InitTypeDef GPIO_InitStruct = { 0 };
    GPIO_InitStruct.Pin = (1 << (pin8 & 0x0f));
    GPIO_InitStruct.Mode = mode;
    GPIO_InitStruct.Pull = pull;
    GPIO_InitStruct.Speed = speed;
    HAL_GPIO_Init(gpio_port(pin8), &GPIO_InitStruct);
}

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