STM32F4 DISCOVERY LOW LEVEL Exported Functions

Collaboration diagram for STM32F4 DISCOVERY LOW LEVEL Exported Functions:

Functions
uint32_t	BSP_GetVersion (void)
	This method returns the STM32F4 DISCO BSP Driver revision. More...
void	BSP_LED_Init (Led_TypeDef Led)
	Configures LED GPIO. More...
void	BSP_LED_Off (Led_TypeDef Led)
	Turns selected LED Off. More...
void	BSP_LED_On (Led_TypeDef Led)
	Turns selected LED On. More...
void	BSP_LED_Toggle (Led_TypeDef Led)
	Toggles the selected LED. More...
uint32_t	BSP_PB_GetState (Button_TypeDef Button)
	Returns the selected Button state. More...
void	BSP_PB_Init (Button_TypeDef Button, ButtonMode_TypeDef Mode)
	Configures Button GPIO and EXTI Line. More...

Detailed Description

Function Documentation

BSP_GetVersion()

uint32_t BSP_GetVersion

(

void

)

This method returns the STM32F4 DISCO BSP Driver revision.

Return values

version

: 0xXYZR (8bits for each decimal, R for RC)

This method returns the STM32F4 DISCO BSP Driver revision.

Return values

version

0xXYZR (8bits for each decimal, R for RC)

Definition at line 156 of file stm32f4_discovery.c.

BSP_LED_Init()

void BSP_LED_Init

(

Led_TypeDef

Led

)

Configures LED GPIO.

Parameters

Led	Specifies the Led to be configured. This parameter can be one of following parameters: LED4 LED3 LED5 LED6
Led	LED to be configured. This parameter can be one of the following values: LED1 LED2 LED3 LED4
Led	LED to be configured. This parameter can be one of the following values: LED1 LED2

Return values

None	Configures LED GPIO.

Parameters

Led	LED to be configured. This parameter can be one of the following values: LED1 LED2 LED3 LED4

Return values

BSP

status

Definition at line 170 of file stm32f4_discovery.c.

BSP_LED_Off()

void BSP_LED_Off

(

Led_TypeDef

Led

)

Turns selected LED Off.

Parameters

Led	Specifies the Led to be set off. This parameter can be one of following parameters: LED4 LED3 LED5 LED6
Led	LED to be set off This parameter can be one of the following values: LED1 LED2 LED3 LED4
Led	LED to be set off This parameter can be one of the following values: LED1 LED2

Return values

None

Parameters

Led	LED to be set off This parameter can be one of the following values: LED1 LED2 LED3 LED4

Return values

BSP

status

Definition at line 211 of file stm32f4_discovery.c.

BSP_LED_On()

void BSP_LED_On

(

Led_TypeDef

Led

)

Turns selected LED On.

Parameters

Led	Specifies the Led to be set on. This parameter can be one of following parameters: LED4 LED3 LED5 LED6
Led	LED to be set on This parameter can be one of the following values: LED1 LED2 LED3 LED4
Led	LED to be set on This parameter can be one of the following values: LED1 LED2

Return values

None

Parameters

Led	LED to be set on This parameter can be one of the following values: LED1 LED2 LED3 LED4

Return values

BSP

status

Definition at line 197 of file stm32f4_discovery.c.

BSP_LED_Toggle()

void BSP_LED_Toggle

(

Led_TypeDef

Led

)

Toggles the selected LED.

Parameters

Led	Specifies the Led to be toggled. This parameter can be one of following parameters: LED4 LED3 LED5 LED6
Led	LED to be toggled This parameter can be one of the following values: LED1 LED2 LED3 LED4
Led	LED to be toggled This parameter can be one of the following values: LED1 LED2

Return values

None

Parameters

Led	LED to be toggled This parameter can be one of the following values: LED1 LED2 LED3 LED4

Return values

BSP

status

Definition at line 225 of file stm32f4_discovery.c.

BSP_PB_GetState()

uint32_t BSP_PB_GetState

(

Button_TypeDef

Button

)

Returns the selected Button state.

Parameters

Button

Specifies the Button to be checked. This parameter should be: BUTTON_KEY

Return values

The	Button GPIO pin value.

Returns the selected Button state.

Parameters

Button

Button to be checked This parameter can be one of the following values: BUTTON_WAKEUP: Wakeup Push Button BUTTON_USER: User Push Button

Return values

The	Button GPIO pin value

Returns the selected Button state.

Parameters

Button

Button to be checked This parameter can be one of the following values: BUTTON_WAKEUP: Wakeup Push Button

Return values

The	Button GPIO pin value

Definition at line 287 of file stm32f4_discovery.c.

BSP_PB_Init()

void BSP_PB_Init	(	Button_TypeDef	Button,
		ButtonMode_TypeDef	Mode
	)

Configures Button GPIO and EXTI Line.

Parameters

Button	Specifies the Button to be configured. This parameter should be: BUTTON_KEY
Mode	Specifies Button mode. This parameter can be one of following parameters: BUTTON_MODE_GPIO: Button will be used as simple IO BUTTON_MODE_EXTI: Button will be connected to EXTI line with interrupt generation capability
Button	Specifies the Button to be configured. This parameter should be: BUTTON_KEY
ButtonMode	Specifies Button mode. This parameter can be one of following parameters: BUTTON_MODE_GPIO: Button will be used as simple IO BUTTON_MODE_EXTI: Button will be connected to EXTI line with interrupt generation capability Configures Button GPIO and EXTI Line.
Button	Button to be configured This parameter can be one of the following values: BUTTON_WAKEUP: Wakeup Push Button BUTTON_USER: User Push Button
Button_Mode	Button mode This parameter can be one of the following values: BUTTON_MODE_GPIO: Button will be used as simple IO BUTTON_MODE_EXTI: Button will be connected to EXTI line with interrupt generation capability Configures Button GPIO and EXTI Line.
Button	Button to be configured This parameter can be one of the following values: BUTTON_WAKEUP: Wakeup Push Button BUTTON_USER: User Push Button
Button_Mode	Button mode This parameter can be one of the following values: BUTTON_MODE_GPIO: Button will be used as simple IO BUTTON_MODE_EXTI: Button will be connected to EXTI line with interrupt generation capability

Return values

None	Configures Button GPIO and EXTI Line.

Parameters

Button	Button to be configured This parameter can be one of the following values: BUTTON_WAKEUP: Wakeup Push Button
ButtonMode	Button mode This parameter can be one of the following values: BUTTON_MODE_GPIO: Button will be used as simple IO BUTTON_MODE_EXTI: Button will be connected to EXTI line with interrupt generation capability

Return values

BSP

status

Definition at line 248 of file stm32f4_discovery.c.