I2S Extended Private Functions

Functions
static void	I2SEx_TxRxDMAHalfCplt (DMA_HandleTypeDef *hdma)
	DMA I2S transmit receive process half complete callback.
static void	I2SEx_TxRxDMACplt (DMA_HandleTypeDef *hdma)
	DMA I2S transmit receive process complete callback.
static void	I2SEx_TxRxDMAError (DMA_HandleTypeDef *hdma)
	DMA I2S communication error callback.
static void	I2SEx_RxISR_I2S (I2S_HandleTypeDef *hi2s)
	I2S Full-Duplex IT handler receive function.
static void	I2SEx_RxISR_I2SExt (I2S_HandleTypeDef *hi2s)
	I2SExt Full-Duplex IT handler receive function.
static void	I2SEx_TxISR_I2S (I2S_HandleTypeDef *hi2s)
	I2S Full-Duplex IT handler transmit function.
static void	I2SEx_TxISR_I2SExt (I2S_HandleTypeDef *hi2s)
	I2SExt Full-Duplex IT handler transmit function.
static HAL_StatusTypeDef	I2SEx_FullDuplexWaitFlagStateUntilTimeout (I2S_HandleTypeDef *hi2s, uint32_t Flag, uint32_t State, uint32_t Timeout, I2S_UseTypeDef i2sUsed)
	This function handles I2S Communication Timeout.

---

Function Documentation

static HAL_StatusTypeDef I2SEx_FullDuplexWaitFlagStateUntilTimeout	(	I2S_HandleTypeDef *	hi2s,
		uint32_t	Flag,
		uint32_t	State,
		uint32_t	Timeout,
		I2S_UseTypeDef	i2sUsed
	)		[static]

This function handles I2S Communication Timeout.

Parameters:

hi2s	I2S handle
Flag	Flag checked
State	Value of the flag expected
Timeout	Duration of the timeout
i2sUsed	I2S instance reference

Return values:

HAL

status

Definition at line 1073 of file stm32f4xx_hal_i2s_ex.c.

References __HAL_I2S_GET_FLAG, __HAL_I2SEXT_GET_FLAG, HAL_GetTick(), HAL_I2S_STATE_READY, I2S_USE_I2S, and __I2S_HandleTypeDef::State.

Referenced by HAL_I2SEx_TransmitReceive().

static void I2SEx_RxISR_I2S

(

I2S_HandleTypeDef *

hi2s

)

[static]

I2S Full-Duplex IT handler receive function.

Parameters:

hi2s	I2S handle

Return values:

None

Definition at line 1011 of file stm32f4xx_hal_i2s_ex.c.

References __HAL_I2S_DISABLE_IT, HAL_I2S_STATE_READY, HAL_I2SEx_TxRxCpltCallback(), I2S_IT_ERR, I2S_IT_RXNE, __I2S_HandleTypeDef::Instance, __I2S_HandleTypeDef::pRxBuffPtr, __I2S_HandleTypeDef::RxXferCount, __I2S_HandleTypeDef::State, __I2S_HandleTypeDef::TxRxCpltCallback, and __I2S_HandleTypeDef::TxXferCount.

Referenced by HAL_I2SEx_FullDuplex_IRQHandler().

static void I2SEx_RxISR_I2SExt

(

I2S_HandleTypeDef *

hi2s

)

[static]

I2SExt Full-Duplex IT handler receive function.

Parameters:

hi2s	I2S handle

Return values:

None

Definition at line 1040 of file stm32f4xx_hal_i2s_ex.c.

References __HAL_I2SEXT_DISABLE_IT, HAL_I2S_STATE_READY, HAL_I2SEx_TxRxCpltCallback(), I2S_IT_ERR, I2S_IT_RXNE, I2SxEXT, __I2S_HandleTypeDef::Instance, __I2S_HandleTypeDef::pRxBuffPtr, __I2S_HandleTypeDef::RxXferCount, __I2S_HandleTypeDef::State, __I2S_HandleTypeDef::TxRxCpltCallback, and __I2S_HandleTypeDef::TxXferCount.

Referenced by HAL_I2SEx_FullDuplex_IRQHandler().

static void I2SEx_TxISR_I2S

(

I2S_HandleTypeDef *

hi2s

)

[static]

I2S Full-Duplex IT handler transmit function.

Parameters:

hi2s	I2S handle

Return values:

None

Definition at line 953 of file stm32f4xx_hal_i2s_ex.c.

References __HAL_I2S_DISABLE_IT, HAL_I2S_STATE_READY, HAL_I2SEx_TxRxCpltCallback(), I2S_IT_ERR, I2S_IT_TXE, __I2S_HandleTypeDef::Instance, __I2S_HandleTypeDef::pTxBuffPtr, __I2S_HandleTypeDef::RxXferCount, __I2S_HandleTypeDef::State, __I2S_HandleTypeDef::TxRxCpltCallback, and __I2S_HandleTypeDef::TxXferCount.

Referenced by HAL_I2SEx_FullDuplex_IRQHandler().

static void I2SEx_TxISR_I2SExt

(

I2S_HandleTypeDef *

hi2s

)

[static]

I2SExt Full-Duplex IT handler transmit function.

Parameters:

hi2s	I2S handle

Return values:

None

Definition at line 982 of file stm32f4xx_hal_i2s_ex.c.

References __HAL_I2SEXT_DISABLE_IT, HAL_I2S_STATE_READY, HAL_I2SEx_TxRxCpltCallback(), I2S_IT_ERR, I2S_IT_TXE, I2SxEXT, __I2S_HandleTypeDef::Instance, __I2S_HandleTypeDef::pTxBuffPtr, __I2S_HandleTypeDef::RxXferCount, __I2S_HandleTypeDef::State, __I2S_HandleTypeDef::TxRxCpltCallback, and __I2S_HandleTypeDef::TxXferCount.

Referenced by HAL_I2SEx_FullDuplex_IRQHandler().

static void I2SEx_TxRxDMACplt

(

DMA_HandleTypeDef *

hdma

)

[static]

DMA I2S transmit receive process complete callback.

Parameters:

hdma	pointer to a DMA_HandleTypeDef structure that contains the configuration information for the specified DMA module.

Return values:

None

Definition at line 886 of file stm32f4xx_hal_i2s_ex.c.

References DMA_NORMAL, HAL_I2S_STATE_READY, HAL_I2SEx_TxRxCpltCallback(), I2S_MODE_MASTER_TX, I2S_MODE_SLAVE_TX, I2SxEXT, __DMA_HandleTypeDef::Init, __I2S_HandleTypeDef::Instance, DMA_InitTypeDef::Mode, __I2S_HandleTypeDef::RxXferCount, __I2S_HandleTypeDef::State, __I2S_HandleTypeDef::TxRxCpltCallback, and __I2S_HandleTypeDef::TxXferCount.

Referenced by HAL_I2SEx_TransmitReceive_DMA().

static void I2SEx_TxRxDMAError

(

DMA_HandleTypeDef *

hdma

)

[static]

DMA I2S communication error callback.

Parameters:

hdma	DMA handle

Return values:

None

Definition at line 925 of file stm32f4xx_hal_i2s_ex.c.

References __I2S_HandleTypeDef::ErrorCallback, __I2S_HandleTypeDef::ErrorCode, HAL_I2S_ERROR_DMA, HAL_I2S_ErrorCallback(), HAL_I2S_STATE_READY, I2SxEXT, __I2S_HandleTypeDef::Instance, __I2S_HandleTypeDef::RxXferCount, __I2S_HandleTypeDef::State, and __I2S_HandleTypeDef::TxXferCount.

Referenced by HAL_I2SEx_TransmitReceive_DMA().

static void I2SEx_TxRxDMAHalfCplt

(

DMA_HandleTypeDef *

hdma

)

[static]

DMA I2S transmit receive process half complete callback.

Parameters:

hdma	pointer to a DMA_HandleTypeDef structure that contains the configuration information for the specified DMA module.

Return values:

None

Definition at line 868 of file stm32f4xx_hal_i2s_ex.c.

References HAL_I2SEx_TxRxHalfCpltCallback(), and __I2S_HandleTypeDef::TxRxHalfCpltCallback.

Referenced by HAL_I2SEx_TransmitReceive_DMA().