Defines
#define	IRDA_DIV_SAMPLING16(__PCLK__, __BAUD__) (((__PCLK__) + ((__BAUD__)/2U)) / (__BAUD__))
	BRR division operation to set BRR register in 16-bit oversampling mode.
#define	IS_IRDA_BAUDRATE(__BAUDRATE__) ((__BAUDRATE__) < 115201U)
	Ensure that IRDA Baud rate is less or equal to maximum value.
#define	IS_IRDA_PRESCALER(__PRESCALER__) ((__PRESCALER__) > 0U)
	Ensure that IRDA prescaler value is strictly larger than 0.
#define	IS_IRDA_PARITY(__PARITY__)
	Ensure that IRDA frame parity is valid.
#define	IS_IRDA_TX_RX_MODE(__MODE__)
	Ensure that IRDA communication mode is valid.
#define	IS_IRDA_POWERMODE(__MODE__)
	Ensure that IRDA power mode is valid.
#define	IS_IRDA_STATE(__STATE__)
	Ensure that IRDA state is valid.
#define	IS_IRDA_MODE(__MODE__)
	Ensure that IRDA associated UART/USART mode is valid.
#define	IS_IRDA_ONE_BIT_SAMPLE(__ONEBIT__)
	Ensure that IRDA sampling rate is valid.
#define	IS_IRDA_DMA_TX(__DMATX__)
	Ensure that IRDA DMA TX mode is valid.
#define	IS_IRDA_DMA_RX(__DMARX__)
	Ensure that IRDA DMA RX mode is valid.
#define	IS_IRDA_REQUEST_PARAMETER(__PARAM__)
	Ensure that IRDA request is valid.

Define Documentation

#define IRDA_DIV_SAMPLING16	(	__PCLK__,
		__BAUD__
	)	(((__PCLK__) + ((__BAUD__)/2U)) / (__BAUD__))

BRR division operation to set BRR register in 16-bit oversampling mode.

Parameters:

__PCLK__	IRDA clock source.
__BAUD__	Baud rate set by the user.

Return values:

Division result

Definition at line 238 of file stm32l4xx_hal_irda.c.

Referenced by IRDA_SetConfig().

#define IS_IRDA_BAUDRATE ( __BAUDRATE__ ) ((__BAUDRATE__) < 115201U)

Ensure that IRDA Baud rate is less or equal to maximum value.

Parameters:

__BAUDRATE__ specifies the IRDA Baudrate set by the user.

Return values:

True or False

Definition at line 715 of file stm32l4xx_hal_irda.h.

Referenced by IRDA_SetConfig().

#define IS_IRDA_DMA_RX ( __DMARX__ )

Value:

(((__DMARX__) == IRDA_DMA_RX_DISABLE) || \
                                   ((__DMARX__) == IRDA_DMA_RX_ENABLE))

Ensure that IRDA DMA RX mode is valid.

Parameters:

__DMARX__ IRDA DMA RX mode.

Return values:

SET	(__DMARX__ is valid) or RESET (__DMARX__ is invalid)

Definition at line 796 of file stm32l4xx_hal_irda.h.

#define IS_IRDA_DMA_TX ( __DMATX__ )

Value:

(((__DMATX__) == IRDA_DMA_TX_DISABLE) || \
                                       ((__DMATX__) == IRDA_DMA_TX_ENABLE))

Ensure that IRDA DMA TX mode is valid.

Parameters:

__DMATX__ IRDA DMA TX mode.

Return values:

SET	(__DMATX__ is valid) or RESET (__DMATX__ is invalid)

Definition at line 789 of file stm32l4xx_hal_irda.h.

#define IS_IRDA_MODE ( __MODE__ )

Value:

(((__MODE__) == IRDA_MODE_DISABLE) || \
                                 ((__MODE__) == IRDA_MODE_ENABLE))

Ensure that IRDA associated UART/USART mode is valid.

Parameters:

__MODE__ IRDA associated UART/USART mode.

Return values:

SET	(__MODE__ is valid) or RESET (__MODE__ is invalid)

Definition at line 775 of file stm32l4xx_hal_irda.h.

#define IS_IRDA_ONE_BIT_SAMPLE ( __ONEBIT__ )

Value:

(((__ONEBIT__) == IRDA_ONE_BIT_SAMPLE_DISABLE) || \
                                                 ((__ONEBIT__) == IRDA_ONE_BIT_SAMPLE_ENABLE))

Ensure that IRDA sampling rate is valid.

Parameters:

__ONEBIT__ IRDA sampling rate.

Return values:

SET	(__ONEBIT__ is valid) or RESET (__ONEBIT__ is invalid)

Definition at line 782 of file stm32l4xx_hal_irda.h.

#define IS_IRDA_PARITY ( __PARITY__ )

Value:

(((__PARITY__) == IRDA_PARITY_NONE) || \
                                    ((__PARITY__) == IRDA_PARITY_EVEN) || \
                                    ((__PARITY__) == IRDA_PARITY_ODD))

Ensure that IRDA frame parity is valid.

Parameters:

__PARITY__ IRDA frame parity.

Return values:

SET	(__PARITY__ is valid) or RESET (__PARITY__ is invalid)

Definition at line 727 of file stm32l4xx_hal_irda.h.

Referenced by IRDA_SetConfig().

#define IS_IRDA_POWERMODE ( __MODE__ )

Value:

(((__MODE__) == IRDA_POWERMODE_LOWPOWER) || \
                                     ((__MODE__) == IRDA_POWERMODE_NORMAL))

Ensure that IRDA power mode is valid.

Parameters:

__MODE__ IRDA power mode.

Return values:

SET	(__MODE__ is valid) or RESET (__MODE__ is invalid)

Definition at line 742 of file stm32l4xx_hal_irda.h.

Referenced by IRDA_SetConfig().

#define IS_IRDA_PRESCALER ( __PRESCALER__ ) ((__PRESCALER__) > 0U)

Ensure that IRDA prescaler value is strictly larger than 0.

Parameters:

__PRESCALER__ specifies the IRDA prescaler value set by the user.

Return values:

True or False

Definition at line 721 of file stm32l4xx_hal_irda.h.

Referenced by IRDA_SetConfig().

#define IS_IRDA_REQUEST_PARAMETER ( __PARAM__ )

Value:

(((__PARAM__) == IRDA_AUTOBAUD_REQUEST) || \
                                              ((__PARAM__) == IRDA_RXDATA_FLUSH_REQUEST) || \
                                              ((__PARAM__) == IRDA_TXDATA_FLUSH_REQUEST))

Ensure that IRDA request is valid.

Parameters:

__PARAM__ IRDA request.

Return values:

SET	(__PARAM__ is valid) or RESET (__PARAM__ is invalid)

Definition at line 803 of file stm32l4xx_hal_irda.h.

#define IS_IRDA_STATE ( __STATE__ )

Value:

(((__STATE__) == IRDA_STATE_DISABLE) || \
                                  ((__STATE__) == IRDA_STATE_ENABLE))

Ensure that IRDA state is valid.

Parameters:

__STATE__ IRDA state mode.

Return values:

SET	(__STATE__ is valid) or RESET (__STATE__ is invalid)

Definition at line 768 of file stm32l4xx_hal_irda.h.

#define IS_IRDA_TX_RX_MODE ( __MODE__ )

Value:

((((__MODE__)\
                                        & (~((uint32_t)(IRDA_MODE_TX_RX)))) == 0x00U) && ((__MODE__) != 0x00U))

Ensure that IRDA communication mode is valid.

Parameters:

__MODE__ IRDA communication mode.

Return values:

SET	(__MODE__ is valid) or RESET (__MODE__ is invalid)

Definition at line 735 of file stm32l4xx_hal_irda.h.

Referenced by IRDA_SetConfig().

Defines

Define Documentation