Port Configuration

Collaboration diagram for Port Configuration:

Functions
__STATIC_INLINE void	LL_GPIO_SetPinMode (GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Mode)
	Configure gpio mode for a dedicated pin on dedicated port. More...
__STATIC_INLINE uint32_t	LL_GPIO_GetPinMode (GPIO_TypeDef *GPIOx, uint32_t Pin)
	Return gpio mode for a dedicated pin on dedicated port. More...
__STATIC_INLINE void	LL_GPIO_SetPinOutputType (GPIO_TypeDef *GPIOx, uint32_t PinMask, uint32_t OutputType)
	Configure gpio output type for several pins on dedicated port. More...
__STATIC_INLINE uint32_t	LL_GPIO_GetPinOutputType (GPIO_TypeDef *GPIOx, uint32_t Pin)
	Return gpio output type for several pins on dedicated port. More...
__STATIC_INLINE void	LL_GPIO_SetPinSpeed (GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Speed)
	Configure gpio speed for a dedicated pin on dedicated port. More...
__STATIC_INLINE uint32_t	LL_GPIO_GetPinSpeed (GPIO_TypeDef *GPIOx, uint32_t Pin)
	Return gpio speed for a dedicated pin on dedicated port. More...
__STATIC_INLINE void	LL_GPIO_SetPinPull (GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Pull)
	Configure gpio pull-up or pull-down for a dedicated pin on a dedicated port. More...
__STATIC_INLINE uint32_t	LL_GPIO_GetPinPull (GPIO_TypeDef *GPIOx, uint32_t Pin)
	Return gpio pull-up or pull-down for a dedicated pin on a dedicated port. More...
__STATIC_INLINE void	LL_GPIO_SetAFPin_0_7 (GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate)
	Configure gpio alternate function of a dedicated pin from 0 to 7 for a dedicated port. More...
__STATIC_INLINE uint32_t	LL_GPIO_GetAFPin_0_7 (GPIO_TypeDef *GPIOx, uint32_t Pin)
	Return gpio alternate function of a dedicated pin from 0 to 7 for a dedicated port. @rmtoll AFRL AFSELy LL_GPIO_GetAFPin_0_7. More...
__STATIC_INLINE void	LL_GPIO_SetAFPin_8_15 (GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate)
	Configure gpio alternate function of a dedicated pin from 8 to 15 for a dedicated port. More...
__STATIC_INLINE uint32_t	LL_GPIO_GetAFPin_8_15 (GPIO_TypeDef *GPIOx, uint32_t Pin)
	Return gpio alternate function of a dedicated pin from 8 to 15 for a dedicated port. More...
__STATIC_INLINE void	LL_GPIO_LockPin (GPIO_TypeDef *GPIOx, uint32_t PinMask)
	Lock configuration of several pins for a dedicated port. More...
__STATIC_INLINE uint32_t	LL_GPIO_IsPinLocked (GPIO_TypeDef *GPIOx, uint32_t PinMask)
	Return 1 if all pins passed as parameter, of a dedicated port, are locked. else Return 0. @rmtoll LCKR LCKy LL_GPIO_IsPinLocked. More...
__STATIC_INLINE uint32_t	LL_GPIO_IsAnyPinLocked (GPIO_TypeDef *GPIOx)
	Return 1 if one of the pin of a dedicated port is locked. else return 0. @rmtoll LCKR LCKK LL_GPIO_IsAnyPinLocked. More...

Detailed Description

Function Documentation

LL_GPIO_GetAFPin_0_7()

__STATIC_INLINE uint32_t LL_GPIO_GetAFPin_0_7	(	GPIO_TypeDef *	GPIOx,
		uint32_t	Pin
	)

Return gpio alternate function of a dedicated pin from 0 to 7 for a dedicated port. @rmtoll AFRL AFSELy LL_GPIO_GetAFPin_0_7.

Parameters

GPIOx	GPIO Port
Pin	This parameter can be one of the following values: LL_GPIO_PIN_0 LL_GPIO_PIN_1 LL_GPIO_PIN_2 LL_GPIO_PIN_3 LL_GPIO_PIN_4 LL_GPIO_PIN_5 LL_GPIO_PIN_6 LL_GPIO_PIN_7

Return values

Returned

value can be one of the following values: LL_GPIO_AF_0 LL_GPIO_AF_1 LL_GPIO_AF_2 LL_GPIO_AF_3 LL_GPIO_AF_4 LL_GPIO_AF_5 LL_GPIO_AF_6 LL_GPIO_AF_7 LL_GPIO_AF_8 LL_GPIO_AF_9 LL_GPIO_AF_10 LL_GPIO_AF_11 LL_GPIO_AF_12 LL_GPIO_AF_13 LL_GPIO_AF_14 LL_GPIO_AF_15

Definition at line 593 of file stm32f4xx_ll_gpio.h.

LL_GPIO_GetAFPin_8_15()

__STATIC_INLINE uint32_t LL_GPIO_GetAFPin_8_15	(	GPIO_TypeDef *	GPIOx,
		uint32_t	Pin
	)

Return gpio alternate function of a dedicated pin from 8 to 15 for a dedicated port.

Note

Possible values are from AF0 to AF15 depending on target. @rmtoll AFRH AFSELy LL_GPIO_GetAFPin_8_15

Parameters

GPIOx	GPIO Port
Pin	This parameter can be one of the following values: LL_GPIO_PIN_8 LL_GPIO_PIN_9 LL_GPIO_PIN_10 LL_GPIO_PIN_11 LL_GPIO_PIN_12 LL_GPIO_PIN_13 LL_GPIO_PIN_14 LL_GPIO_PIN_15

Return values

Returned

value can be one of the following values: LL_GPIO_AF_0 LL_GPIO_AF_1 LL_GPIO_AF_2 LL_GPIO_AF_3 LL_GPIO_AF_4 LL_GPIO_AF_5 LL_GPIO_AF_6 LL_GPIO_AF_7 LL_GPIO_AF_8 LL_GPIO_AF_9 LL_GPIO_AF_10 LL_GPIO_AF_11 LL_GPIO_AF_12 LL_GPIO_AF_13 LL_GPIO_AF_14 LL_GPIO_AF_15

Definition at line 671 of file stm32f4xx_ll_gpio.h.

LL_GPIO_GetPinMode()

__STATIC_INLINE uint32_t LL_GPIO_GetPinMode	(	GPIO_TypeDef *	GPIOx,
		uint32_t	Pin
	)

Return gpio mode for a dedicated pin on dedicated port.

Note

I/O mode can be Input mode, General purpose output, Alternate function mode or Analog.

Warning: only one pin can be passed as parameter. @rmtoll MODER MODEy LL_GPIO_GetPinMode

Parameters

GPIOx	GPIO Port
Pin	This parameter can be one of the following values: LL_GPIO_PIN_0 LL_GPIO_PIN_1 LL_GPIO_PIN_2 LL_GPIO_PIN_3 LL_GPIO_PIN_4 LL_GPIO_PIN_5 LL_GPIO_PIN_6 LL_GPIO_PIN_7 LL_GPIO_PIN_8 LL_GPIO_PIN_9 LL_GPIO_PIN_10 LL_GPIO_PIN_11 LL_GPIO_PIN_12 LL_GPIO_PIN_13 LL_GPIO_PIN_14 LL_GPIO_PIN_15

Return values

Returned

value can be one of the following values: LL_GPIO_MODE_INPUT LL_GPIO_MODE_OUTPUT LL_GPIO_MODE_ALTERNATE LL_GPIO_MODE_ANALOG

Definition at line 307 of file stm32f4xx_ll_gpio.h.

LL_GPIO_GetPinOutputType()

__STATIC_INLINE uint32_t LL_GPIO_GetPinOutputType	(	GPIO_TypeDef *	GPIOx,
		uint32_t	Pin
	)

Return gpio output type for several pins on dedicated port.

Note

Output type as to be set when gpio pin is in output or alternate modes. Possible type are Push-pull or Open-drain.

Warning: only one pin can be passed as parameter. @rmtoll OTYPER OTy LL_GPIO_GetPinOutputType

Parameters

GPIOx	GPIO Port
Pin	This parameter can be one of the following values: LL_GPIO_PIN_0 LL_GPIO_PIN_1 LL_GPIO_PIN_2 LL_GPIO_PIN_3 LL_GPIO_PIN_4 LL_GPIO_PIN_5 LL_GPIO_PIN_6 LL_GPIO_PIN_7 LL_GPIO_PIN_8 LL_GPIO_PIN_9 LL_GPIO_PIN_10 LL_GPIO_PIN_11 LL_GPIO_PIN_12 LL_GPIO_PIN_13 LL_GPIO_PIN_14 LL_GPIO_PIN_15 LL_GPIO_PIN_ALL

Return values

Returned

value can be one of the following values: LL_GPIO_OUTPUT_PUSHPULL LL_GPIO_OUTPUT_OPENDRAIN

Definition at line 376 of file stm32f4xx_ll_gpio.h.

LL_GPIO_GetPinPull()

__STATIC_INLINE uint32_t LL_GPIO_GetPinPull	(	GPIO_TypeDef *	GPIOx,
		uint32_t	Pin
	)

Return gpio pull-up or pull-down for a dedicated pin on a dedicated port.

Note

Warning: only one pin can be passed as parameter. @rmtoll PUPDR PUPDy LL_GPIO_GetPinPull

Parameters

GPIOx	GPIO Port
Pin	This parameter can be one of the following values: LL_GPIO_PIN_0 LL_GPIO_PIN_1 LL_GPIO_PIN_2 LL_GPIO_PIN_3 LL_GPIO_PIN_4 LL_GPIO_PIN_5 LL_GPIO_PIN_6 LL_GPIO_PIN_7 LL_GPIO_PIN_8 LL_GPIO_PIN_9 LL_GPIO_PIN_10 LL_GPIO_PIN_11 LL_GPIO_PIN_12 LL_GPIO_PIN_13 LL_GPIO_PIN_14 LL_GPIO_PIN_15

Return values

Returned

value can be one of the following values: LL_GPIO_PULL_NO LL_GPIO_PULL_UP LL_GPIO_PULL_DOWN

Definition at line 516 of file stm32f4xx_ll_gpio.h.

LL_GPIO_GetPinSpeed()

__STATIC_INLINE uint32_t LL_GPIO_GetPinSpeed	(	GPIO_TypeDef *	GPIOx,
		uint32_t	Pin
	)

Return gpio speed for a dedicated pin on dedicated port.

Note

I/O speed can be Low, Medium, Fast or High speed.

Warning: only one pin can be passed as parameter.

Refer to datasheet for frequency specifications and the power supply and load conditions for each speed. @rmtoll OSPEEDR OSPEEDy LL_GPIO_GetPinSpeed

Parameters

GPIOx	GPIO Port
Pin	This parameter can be one of the following values: LL_GPIO_PIN_0 LL_GPIO_PIN_1 LL_GPIO_PIN_2 LL_GPIO_PIN_3 LL_GPIO_PIN_4 LL_GPIO_PIN_5 LL_GPIO_PIN_6 LL_GPIO_PIN_7 LL_GPIO_PIN_8 LL_GPIO_PIN_9 LL_GPIO_PIN_10 LL_GPIO_PIN_11 LL_GPIO_PIN_12 LL_GPIO_PIN_13 LL_GPIO_PIN_14 LL_GPIO_PIN_15

Return values

Returned

value can be one of the following values: LL_GPIO_SPEED_FREQ_LOW LL_GPIO_SPEED_FREQ_MEDIUM LL_GPIO_SPEED_FREQ_HIGH LL_GPIO_SPEED_FREQ_VERY_HIGH

Definition at line 450 of file stm32f4xx_ll_gpio.h.

LL_GPIO_IsAnyPinLocked()

__STATIC_INLINE uint32_t LL_GPIO_IsAnyPinLocked

(

GPIO_TypeDef *

GPIOx

)

Return 1 if one of the pin of a dedicated port is locked. else return 0. @rmtoll LCKR LCKK LL_GPIO_IsAnyPinLocked.

Parameters

GPIOx

GPIO Port

Return values

State

of bit (1 or 0).

Definition at line 752 of file stm32f4xx_ll_gpio.h.

LL_GPIO_IsPinLocked()

__STATIC_INLINE uint32_t LL_GPIO_IsPinLocked	(	GPIO_TypeDef *	GPIOx,
		uint32_t	PinMask
	)

Return 1 if all pins passed as parameter, of a dedicated port, are locked. else Return 0. @rmtoll LCKR LCKy LL_GPIO_IsPinLocked.

Parameters

GPIOx	GPIO Port
PinMask	This parameter can be a combination of the following values: LL_GPIO_PIN_0 LL_GPIO_PIN_1 LL_GPIO_PIN_2 LL_GPIO_PIN_3 LL_GPIO_PIN_4 LL_GPIO_PIN_5 LL_GPIO_PIN_6 LL_GPIO_PIN_7 LL_GPIO_PIN_8 LL_GPIO_PIN_9 LL_GPIO_PIN_10 LL_GPIO_PIN_11 LL_GPIO_PIN_12 LL_GPIO_PIN_13 LL_GPIO_PIN_14 LL_GPIO_PIN_15 LL_GPIO_PIN_ALL

Return values

State

of bit (1 or 0).

Definition at line 741 of file stm32f4xx_ll_gpio.h.

LL_GPIO_LockPin()

__STATIC_INLINE void LL_GPIO_LockPin	(	GPIO_TypeDef *	GPIOx,
		uint32_t	PinMask
	)

Lock configuration of several pins for a dedicated port.

Note

When the lock sequence has been applied on a port bit, the value of this port bit can no longer be modified until the next reset.

Each lock bit freezes a specific configuration register (control and alternate function registers). @rmtoll LCKR LCKK LL_GPIO_LockPin

Parameters

GPIOx	GPIO Port
PinMask	This parameter can be a combination of the following values: LL_GPIO_PIN_0 LL_GPIO_PIN_1 LL_GPIO_PIN_2 LL_GPIO_PIN_3 LL_GPIO_PIN_4 LL_GPIO_PIN_5 LL_GPIO_PIN_6 LL_GPIO_PIN_7 LL_GPIO_PIN_8 LL_GPIO_PIN_9 LL_GPIO_PIN_10 LL_GPIO_PIN_11 LL_GPIO_PIN_12 LL_GPIO_PIN_13 LL_GPIO_PIN_14 LL_GPIO_PIN_15 LL_GPIO_PIN_ALL

Return values

None

Definition at line 707 of file stm32f4xx_ll_gpio.h.

LL_GPIO_SetAFPin_0_7()

__STATIC_INLINE void LL_GPIO_SetAFPin_0_7	(	GPIO_TypeDef *	GPIOx,
		uint32_t	Pin,
		uint32_t	Alternate
	)

Configure gpio alternate function of a dedicated pin from 0 to 7 for a dedicated port.

Note

Possible values are from AF0 to AF15 depending on target.

Warning: only one pin can be passed as parameter. @rmtoll AFRL AFSELy LL_GPIO_SetAFPin_0_7

Parameters

GPIOx	GPIO Port
Pin	This parameter can be one of the following values: LL_GPIO_PIN_0 LL_GPIO_PIN_1 LL_GPIO_PIN_2 LL_GPIO_PIN_3 LL_GPIO_PIN_4 LL_GPIO_PIN_5 LL_GPIO_PIN_6 LL_GPIO_PIN_7
Alternate	This parameter can be one of the following values: LL_GPIO_AF_0 LL_GPIO_AF_1 LL_GPIO_AF_2 LL_GPIO_AF_3 LL_GPIO_AF_4 LL_GPIO_AF_5 LL_GPIO_AF_6 LL_GPIO_AF_7 LL_GPIO_AF_8 LL_GPIO_AF_9 LL_GPIO_AF_10 LL_GPIO_AF_11 LL_GPIO_AF_12 LL_GPIO_AF_13 LL_GPIO_AF_14 LL_GPIO_AF_15

Return values

None

Definition at line 556 of file stm32f4xx_ll_gpio.h.

LL_GPIO_SetAFPin_8_15()

__STATIC_INLINE void LL_GPIO_SetAFPin_8_15	(	GPIO_TypeDef *	GPIOx,
		uint32_t	Pin,
		uint32_t	Alternate
	)

Configure gpio alternate function of a dedicated pin from 8 to 15 for a dedicated port.

Note

Possible values are from AF0 to AF15 depending on target.

Warning: only one pin can be passed as parameter. @rmtoll AFRH AFSELy LL_GPIO_SetAFPin_8_15

Parameters

GPIOx	GPIO Port
Pin	This parameter can be one of the following values: LL_GPIO_PIN_8 LL_GPIO_PIN_9 LL_GPIO_PIN_10 LL_GPIO_PIN_11 LL_GPIO_PIN_12 LL_GPIO_PIN_13 LL_GPIO_PIN_14 LL_GPIO_PIN_15
Alternate	This parameter can be one of the following values: LL_GPIO_AF_0 LL_GPIO_AF_1 LL_GPIO_AF_2 LL_GPIO_AF_3 LL_GPIO_AF_4 LL_GPIO_AF_5 LL_GPIO_AF_6 LL_GPIO_AF_7 LL_GPIO_AF_8 LL_GPIO_AF_9 LL_GPIO_AF_10 LL_GPIO_AF_11 LL_GPIO_AF_12 LL_GPIO_AF_13 LL_GPIO_AF_14 LL_GPIO_AF_15

Return values

None

Definition at line 633 of file stm32f4xx_ll_gpio.h.

LL_GPIO_SetPinMode()

__STATIC_INLINE void LL_GPIO_SetPinMode	(	GPIO_TypeDef *	GPIOx,
		uint32_t	Pin,
		uint32_t	Mode
	)

Configure gpio mode for a dedicated pin on dedicated port.

Note

I/O mode can be Input mode, General purpose output, Alternate function mode or Analog.

Warning: only one pin can be passed as parameter. @rmtoll MODER MODEy LL_GPIO_SetPinMode

Parameters

GPIOx	GPIO Port
Pin	This parameter can be one of the following values: LL_GPIO_PIN_0 LL_GPIO_PIN_1 LL_GPIO_PIN_2 LL_GPIO_PIN_3 LL_GPIO_PIN_4 LL_GPIO_PIN_5 LL_GPIO_PIN_6 LL_GPIO_PIN_7 LL_GPIO_PIN_8 LL_GPIO_PIN_9 LL_GPIO_PIN_10 LL_GPIO_PIN_11 LL_GPIO_PIN_12 LL_GPIO_PIN_13 LL_GPIO_PIN_14 LL_GPIO_PIN_15
Mode	This parameter can be one of the following values: LL_GPIO_MODE_INPUT LL_GPIO_MODE_OUTPUT LL_GPIO_MODE_ALTERNATE LL_GPIO_MODE_ANALOG

Return values

None

Definition at line 273 of file stm32f4xx_ll_gpio.h.

LL_GPIO_SetPinOutputType()

__STATIC_INLINE void LL_GPIO_SetPinOutputType	(	GPIO_TypeDef *	GPIOx,
		uint32_t	PinMask,
		uint32_t	OutputType
	)

Configure gpio output type for several pins on dedicated port.

Note

Output type as to be set when gpio pin is in output or alternate modes. Possible type are Push-pull or Open-drain. @rmtoll OTYPER OTy LL_GPIO_SetPinOutputType

Parameters

GPIOx	GPIO Port
PinMask	This parameter can be a combination of the following values: LL_GPIO_PIN_0 LL_GPIO_PIN_1 LL_GPIO_PIN_2 LL_GPIO_PIN_3 LL_GPIO_PIN_4 LL_GPIO_PIN_5 LL_GPIO_PIN_6 LL_GPIO_PIN_7 LL_GPIO_PIN_8 LL_GPIO_PIN_9 LL_GPIO_PIN_10 LL_GPIO_PIN_11 LL_GPIO_PIN_12 LL_GPIO_PIN_13 LL_GPIO_PIN_14 LL_GPIO_PIN_15 LL_GPIO_PIN_ALL
OutputType	This parameter can be one of the following values: LL_GPIO_OUTPUT_PUSHPULL LL_GPIO_OUTPUT_OPENDRAIN

Return values

None

Definition at line 342 of file stm32f4xx_ll_gpio.h.

LL_GPIO_SetPinPull()

__STATIC_INLINE void LL_GPIO_SetPinPull	(	GPIO_TypeDef *	GPIOx,
		uint32_t	Pin,
		uint32_t	Pull
	)

Configure gpio pull-up or pull-down for a dedicated pin on a dedicated port.

Note

Warning: only one pin can be passed as parameter. @rmtoll PUPDR PUPDy LL_GPIO_SetPinPull

Parameters

GPIOx	GPIO Port
Pin	This parameter can be one of the following values: LL_GPIO_PIN_0 LL_GPIO_PIN_1 LL_GPIO_PIN_2 LL_GPIO_PIN_3 LL_GPIO_PIN_4 LL_GPIO_PIN_5 LL_GPIO_PIN_6 LL_GPIO_PIN_7 LL_GPIO_PIN_8 LL_GPIO_PIN_9 LL_GPIO_PIN_10 LL_GPIO_PIN_11 LL_GPIO_PIN_12 LL_GPIO_PIN_13 LL_GPIO_PIN_14 LL_GPIO_PIN_15
Pull	This parameter can be one of the following values: LL_GPIO_PULL_NO LL_GPIO_PULL_UP LL_GPIO_PULL_DOWN

Return values

None

Definition at line 484 of file stm32f4xx_ll_gpio.h.

LL_GPIO_SetPinSpeed()

__STATIC_INLINE void LL_GPIO_SetPinSpeed	(	GPIO_TypeDef *	GPIOx,
		uint32_t	Pin,
		uint32_t	Speed
	)

Configure gpio speed for a dedicated pin on dedicated port.

Note

I/O speed can be Low, Medium, Fast or High speed.

Warning: only one pin can be passed as parameter.

Refer to datasheet for frequency specifications and the power supply and load conditions for each speed. @rmtoll OSPEEDR OSPEEDy LL_GPIO_SetPinSpeed

Parameters

GPIOx	GPIO Port
Pin	This parameter can be one of the following values: LL_GPIO_PIN_0 LL_GPIO_PIN_1 LL_GPIO_PIN_2 LL_GPIO_PIN_3 LL_GPIO_PIN_4 LL_GPIO_PIN_5 LL_GPIO_PIN_6 LL_GPIO_PIN_7 LL_GPIO_PIN_8 LL_GPIO_PIN_9 LL_GPIO_PIN_10 LL_GPIO_PIN_11 LL_GPIO_PIN_12 LL_GPIO_PIN_13 LL_GPIO_PIN_14 LL_GPIO_PIN_15
Speed	This parameter can be one of the following values: LL_GPIO_SPEED_FREQ_LOW LL_GPIO_SPEED_FREQ_MEDIUM LL_GPIO_SPEED_FREQ_HIGH LL_GPIO_SPEED_FREQ_VERY_HIGH

Return values

None

Definition at line 413 of file stm32f4xx_ll_gpio.h.