Exported Functions

Functions
__weak void	BSP_ErrorHandler (void)
	Error Handler.
uint32_t	BSP_GetVersion (void)
	This method returns the STM32L4R9I EVAL BSP Driver revision.
void	BSP_LED_Init (Led_TypeDef Led)
	Initialize LED GPIO.
void	BSP_LED_DeInit (Led_TypeDef Led)
	DeInitialize LED GPIO.
void	BSP_LED_On (Led_TypeDef Led)
	Turn selected LED On.
void	BSP_LED_Off (Led_TypeDef Led)
	Turn selected LED Off.
void	BSP_LED_Toggle (Led_TypeDef Led)
	Toggle the selected LED.
void	BSP_PB_Init (Button_TypeDef Button, ButtonMode_TypeDef ButtonMode)
	Initialize push button GPIO and EXTI Line.
void	BSP_PB_DeInit (Button_TypeDef Button)
	DeInitialize push button.
uint32_t	BSP_PB_GetState (Button_TypeDef Button)
	Return the selected button state.
uint8_t	BSP_JOY_Init (JOYMode_TypeDef JoyMode)
	Initialize all buttons of the joystick in GPIO or EXTI modes.
void	BSP_JOY_DeInit (void)
	DeInitialize all buttons of the joystick.
JOYState_TypeDef	BSP_JOY_GetState (void)
	Return the current joystick status.
void	BSP_COM_Init (COM_TypeDef COM, UART_HandleTypeDef *huart)
	Initialize COM port.
void	BSP_COM_DeInit (COM_TypeDef COM, UART_HandleTypeDef *huart)
	DeInitialize COM port.
uint32_t	BSP_POTENTIOMETER_Init (void)
	Init the potentioneter RV2 measurement thanks to ADC.
uint32_t	BSP_POTENTIOMETER_DeInit (void)
	DeInitialize the potentioneter RV2 measurement thanks to ADC.
uint32_t	BSP_POTENTIOMETER_GetLevel (void)
	Get the potentioneter RV2 measurement thanks to ADC.

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Function Documentation

void BSP_COM_DeInit	(	COM_TypeDef	COM,
		UART_HandleTypeDef *	huart
	)

DeInitialize COM port.

Parameters:

COM,:	Specifies the COM port to be deinitialized. This parameter can be one of following parameters: COM1
huart,:	pointer to a UART_HandleTypeDef structure that contains the configuration information for the specified UART peripheral.

Return values:

None

Definition at line 584 of file stm32l4r9i_eval.c.

void BSP_COM_Init	(	COM_TypeDef	COM,
		UART_HandleTypeDef *	huart
	)

Initialize COM port.

Parameters:

COM,:	Specifies the COM port to be configured. This parameter can be one of following parameters: COM1
huart,:	pointer to a UART_HandleTypeDef structure that contains the configuration information for the specified UART peripheral.

Return values:

None

Definition at line 542 of file stm32l4r9i_eval.c.

References COMx_CLK_ENABLE, COMx_RX_GPIO_CLK_ENABLE, and COMx_TX_GPIO_CLK_ENABLE.

void BSP_ErrorHandler

(

void

)

Error Handler.

Note:

Defined as a weak function to be overwritten by the application.

Return values:

None

Definition at line 260 of file stm32l4r9i_eval.c.

Referenced by BSP_IDD_Init(), BSP_JOY_Init(), and I2Cx_Error().

uint32_t BSP_GetVersion

(

void

)

This method returns the STM32L4R9I EVAL BSP Driver revision.

Return values:

version

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

Definition at line 269 of file stm32l4r9i_eval.c.

References __STM32L4R9I_EVAL_BSP_VERSION.

void BSP_JOY_DeInit

(

void

)

DeInitialize all buttons of the joystick.

Return values:

None

Definition at line 482 of file stm32l4r9i_eval.c.

References BSP_IO_ConfigPin(), and JOY_ALL_PINS.

JOYState_TypeDef BSP_JOY_GetState

(

void

)

Return the current joystick status.

Return values:

Code	of the joystick key pressed This code can be one of the following values: JOY_NONE JOY_SEL JOY_DOWN JOY_LEFT JOY_RIGHT JOY_UP

Definition at line 498 of file stm32l4r9i_eval.c.

References BSP_IO_ReadPin(), DOWN_JOY_PIN, JOY_ALL_PINS, JOY_DOWN, JOY_LEFT, JOY_NONE, JOY_RIGHT, JOY_SEL, JOY_UP, LEFT_JOY_PIN, RIGHT_JOY_PIN, SEL_JOY_PIN, and UP_JOY_PIN.

uint8_t BSP_JOY_Init

(

JOYMode_TypeDef

JoyMode

)

Initialize all buttons of the joystick in GPIO or EXTI modes.

Parameters:

JoyMode,:

Joystick mode. This parameter can be one of the following values: JOY_MODE_GPIO: Joystick pins will be used as simple IOs JOY_MODE_EXTI: Joystick pins will be connected to EXTI line with interrupt generation capability

Return values:

HAL_OK,:

if all initializations are OK. Other value if error.

Definition at line 454 of file stm32l4r9i_eval.c.

References BSP_ErrorHandler(), BSP_IO_ConfigPin(), BSP_IO_Init(), IO_ERROR, JOY_ALL_PINS, JOY_MODE_EXTI, and MFX_IO_ITConfig().

void BSP_LED_DeInit

(

Led_TypeDef

Led

)

DeInitialize LED GPIO.

Parameters:

Led,:

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

Return values:

None

Definition at line 313 of file stm32l4r9i_eval.c.

References LED_PIN, LED_PORT, and LEDx_GPIO_CLK_ENABLE.

void BSP_LED_Init

(

Led_TypeDef

Led

)

Initialize LED GPIO.

Parameters:

Led,:

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

Return values:

None

Definition at line 284 of file stm32l4r9i_eval.c.

References LED_PIN, LED_PORT, and LEDx_GPIO_CLK_ENABLE.

void BSP_LED_Off

(

Led_TypeDef

Led

)

Turn selected LED Off.

Parameters:

Led,:

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

Return values:

None

Definition at line 346 of file stm32l4r9i_eval.c.

References LED_PIN, and LED_PORT.

void BSP_LED_On

(

Led_TypeDef

Led

)

Turn selected LED On.

Parameters:

Led,:

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

Return values:

None

Definition at line 331 of file stm32l4r9i_eval.c.

References LED_PIN, and LED_PORT.

void BSP_LED_Toggle

(

Led_TypeDef

Led

)

Toggle the selected LED.

Parameters:

Led,:

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

Return values:

None

Definition at line 361 of file stm32l4r9i_eval.c.

References LED_PIN, and LED_PORT.

void BSP_PB_DeInit

(

Button_TypeDef

Button

)

DeInitialize push button.

Parameters:

Button,:

Button to be deinitialized. This parameter can be one of the following values: BUTTON_WAKEUP: Wakeup/Tamper Push Button

Return values:

None

Definition at line 419 of file stm32l4r9i_eval.c.

References BUTTON_PORT, BUTTON_WAKEUP, and BUTTONx_GPIO_CLK_ENABLE.

uint32_t BSP_PB_GetState

(

Button_TypeDef

Button

)

Return the selected button state.

Parameters:

Button,:

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

Return values:

Button

state

Definition at line 440 of file stm32l4r9i_eval.c.

References BUTTON_PORT.

void BSP_PB_Init	(	Button_TypeDef	Button,
		ButtonMode_TypeDef	ButtonMode
	)

Initialize push button GPIO and EXTI Line.

Parameters:

Button,:	Button to be configured. This parameter can be one of the following values: BUTTON_WAKEUP: Wakeup/Tamper Push Button
ButtonMode,:	Button mode requested. 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

Definition at line 378 of file stm32l4r9i_eval.c.

References BUTTON_MODE_GPIO, BUTTON_PORT, BUTTON_WAKEUP, and BUTTONx_GPIO_CLK_ENABLE.

uint32_t BSP_POTENTIOMETER_DeInit

(

void

)

DeInitialize the potentioneter RV2 measurement thanks to ADC.

Limitations : the potentiometer are exclusive with MFX, Audio codex, OctoSPIP1, Debugging connector and MC operation. And they are mutually exclusive. Please deinit all these components before usage.

Return values:

BSP_POTENTIOMETER_OK

if no error

Definition at line 668 of file stm32l4r9i_eval.c.

References BSP_POTENTIOMETER_ERROR, and BSP_POTENTIOMETER_OK.

uint32_t BSP_POTENTIOMETER_GetLevel

(

void

)

Get the potentioneter RV2 measurement thanks to ADC.

Limitations : the potentiometer are exclusive with MFX, Audio codex, OctoSPIP1, Debugging connector and MC operation. And they are mutually exclusive. Please deinit all these components before usage.

Return values:

value

if no error else 0xFFFFFFFF

Definition at line 682 of file stm32l4r9i_eval.c.

References ADCx_POLL_TIMEOUT, and BSP_POTENTIOMETER_ERROR.

uint32_t BSP_POTENTIOMETER_Init

(

void

)

Init the potentioneter RV2 measurement thanks to ADC.

Limitations : the potentiometer are exclusive with MFX, Audio codex, OctoSPIP1, Debugging connector and MC operation. And they are mutually exclusive. Please deinit all these components before usage.

Return values:

BSP_POTENTIOMETER_OK

if no error

Definition at line 601 of file stm32l4r9i_eval.c.

References ADCx, ADCx_CHANNEL, ADCx_CHANNEL_GPIO_CLK_ENABLE, ADCx_CHANNEL_GPIO_PORT, ADCx_CHANNEL_PIN, ADCx_CLK_ENABLE, BSP_POTENTIOMETER_ERROR, and BSP_POTENTIOMETER_OK.