/**
******************************************************************************
* @file stm32f4xx_hal_i2s.h
* @author MCD Application Team
* @version V1.3.2
* @date 26-June-2015
* @brief Header file of I2S HAL module.
******************************************************************************
* @attention
*
* <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F4xx_HAL_I2S_H
#define __STM32F4xx_HAL_I2S_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal_def.h"
/** @addtogroup STM32F4xx_HAL_Driver
* @{
*/
/** @addtogroup I2S
* @{
*/
/* Exported types ------------------------------------------------------------*/
/** @defgroup I2S_Exported_Types I2S Exported Types
* @{
*/
/**
* @brief I2S Init structure definition
*/
typedef struct
{
uint32_t Mode; /*!< Specifies the I2S operating mode.
This parameter can be a value of @ref I2S_Mode */
uint32_t Standard; /*!< Specifies the standard used for the I2S communication.
This parameter can be a value of @ref I2S_Standard */
uint32_t DataFormat; /*!< Specifies the data format for the I2S communication.
This parameter can be a value of @ref I2S_Data_Format */
uint32_t MCLKOutput; /*!< Specifies whether the I2S MCLK output is enabled or not.
This parameter can be a value of @ref I2S_MCLK_Output */
uint32_t AudioFreq; /*!< Specifies the frequency selected for the I2S communication.
This parameter can be a value of @ref I2S_Audio_Frequency */
uint32_t CPOL; /*!< Specifies the idle state of the I2S clock.
This parameter can be a value of @ref I2S_Clock_Polarity */
uint32_t ClockSource; /*!< Specifies the I2S Clock Source.
This parameter can be a value of @ref I2S_Clock_Source */
uint32_t FullDuplexMode; /*!< Specifies the I2S FullDuplex mode.
This parameter can be a value of @ref I2S_FullDuplex_Mode */
}I2S_InitTypeDef;
/**
* @brief HAL State structures definition
*/
typedef enum
{
HAL_I2S_STATE_RESET = 0x00, /*!< I2S not yet initialized or disabled */
HAL_I2S_STATE_READY = 0x01, /*!< I2S initialized and ready for use */
HAL_I2S_STATE_BUSY = 0x02, /*!< I2S internal process is ongoing */
HAL_I2S_STATE_BUSY_TX = 0x12, /*!< Data Transmission process is ongoing */
HAL_I2S_STATE_BUSY_RX = 0x22, /*!< Data Reception process is ongoing */
HAL_I2S_STATE_BUSY_TX_RX = 0x32, /*!< Data Transmission and Reception process is ongoing */
HAL_I2S_STATE_TIMEOUT = 0x03, /*!< I2S timeout state */
HAL_I2S_STATE_ERROR = 0x04 /*!< I2S error state */
}HAL_I2S_StateTypeDef;
/**
* @brief I2S handle Structure definition
*/
typedef struct
{
SPI_TypeDef *Instance; /* I2S registers base address */
I2S_InitTypeDef Init; /* I2S communication parameters */
uint16_t *pTxBuffPtr; /* Pointer to I2S Tx transfer buffer */
__IO uint16_t TxXferSize; /* I2S Tx transfer size */
__IO uint16_t TxXferCount; /* I2S Tx transfer Counter */
uint16_t *pRxBuffPtr; /* Pointer to I2S Rx transfer buffer */
__IO uint16_t RxXferSize; /* I2S Rx transfer size */
__IO uint16_t RxXferCount; /* I2S Rx transfer counter */
DMA_HandleTypeDef *hdmatx; /* I2S Tx DMA handle parameters */
DMA_HandleTypeDef *hdmarx; /* I2S Rx DMA handle parameters */
__IO HAL_LockTypeDef Lock; /* I2S locking object */
__IO HAL_I2S_StateTypeDef State; /* I2S communication state */
__IO uint32_t ErrorCode; /* I2S Error code */
}I2S_HandleTypeDef;
/**
* @}
*/
/* Exported constants --------------------------------------------------------*/
/** @defgroup I2S_Exported_Constants I2S Exported Constants
* @{
*/
/** @defgroup I2S_Error_Code I2S Error Code
* @brief I2S Error Code
* @{
*/
#define HAL_I2S_ERROR_NONE ((uint32_t)0x00000000) /*!< No error */
#define HAL_I2S_ERROR_UDR ((uint32_t)0x00000001) /*!< I2S Underrun error */
#define HAL_I2S_ERROR_OVR ((uint32_t)0x00000002) /*!< I2S Overrun error */
#define HAL_I2SEX_ERROR_UDR ((uint32_t)0x00000004) /*!< I2S extended Underrun error */
#define HAL_I2SEX_ERROR_OVR ((uint32_t)0x00000008) /*!< I2S extended Overrun error */
#define HAL_I2S_ERROR_FRE ((uint32_t)0x00000010) /*!< I2S Frame format error */
#define HAL_I2S_ERROR_DMA ((uint32_t)0x00000020) /*!< DMA transfer error */
/**
* @}
*/
/** @defgroup I2S_Clock_Source I2S Clock Source
* @{
*/
#define I2S_CLOCK_PLL ((uint32_t)0x00000000)
#define I2S_CLOCK_EXTERNAL ((uint32_t)0x00000001)
#define I2S_CLOCK_PLLR ((uint32_t)0x00000002)
#define I2S_CLOCK_PLLSRC ((uint32_t)0x00000003)
/**
* @}
*/
/** @defgroup I2S_Mode I2S Mode
* @{
*/
#define I2S_MODE_SLAVE_TX ((uint32_t)0x00000000)
#define I2S_MODE_SLAVE_RX ((uint32_t)0x00000100)
#define I2S_MODE_MASTER_TX ((uint32_t)0x00000200)
#define I2S_MODE_MASTER_RX ((uint32_t)0x00000300)
/**
* @}
*/
/** @defgroup I2S_Standard I2S Standard
* @{
*/
#define I2S_STANDARD_PHILIPS ((uint32_t)0x00000000)
#define I2S_STANDARD_MSB ((uint32_t)0x00000010)
#define I2S_STANDARD_LSB ((uint32_t)0x00000020)
#define I2S_STANDARD_PCM_SHORT ((uint32_t)0x00000030)
#define I2S_STANDARD_PCM_LONG ((uint32_t)0x000000B0)
/**
* @}
*/
/** @defgroup I2S_Data_Format I2S Data Format
* @{
*/
#define I2S_DATAFORMAT_16B ((uint32_t)0x00000000)
#define I2S_DATAFORMAT_16B_EXTENDED ((uint32_t)0x00000001)
#define I2S_DATAFORMAT_24B ((uint32_t)0x00000003)
#define I2S_DATAFORMAT_32B ((uint32_t)0x00000005)
/**
* @}
*/
/** @defgroup I2S_MCLK_Output I2S Mclk Output
* @{
*/
#define I2S_MCLKOUTPUT_ENABLE ((uint32_t)SPI_I2SPR_MCKOE)
#define I2S_MCLKOUTPUT_DISABLE ((uint32_t)0x00000000)
/**
* @}
*/
/** @defgroup I2S_Audio_Frequency I2S Audio Frequency
* @{
*/
#define I2S_AUDIOFREQ_192K ((uint32_t)192000)
#define I2S_AUDIOFREQ_96K ((uint32_t)96000)
#define I2S_AUDIOFREQ_48K ((uint32_t)48000)
#define I2S_AUDIOFREQ_44K ((uint32_t)44100)
#define I2S_AUDIOFREQ_32K ((uint32_t)32000)
#define I2S_AUDIOFREQ_22K ((uint32_t)22050)
#define I2S_AUDIOFREQ_16K ((uint32_t)16000)
#define I2S_AUDIOFREQ_11K ((uint32_t)11025)
#define I2S_AUDIOFREQ_8K ((uint32_t)8000)
#define I2S_AUDIOFREQ_DEFAULT ((uint32_t)2)
/**
* @}
*/
/** @defgroup I2S_FullDuplex_Mode I2S FullDuplex Mode
* @{
*/
#define I2S_FULLDUPLEXMODE_DISABLE ((uint32_t)0x00000000)
#define I2S_FULLDUPLEXMODE_ENABLE ((uint32_t)0x00000001)
/**
* @}
*/
/** @defgroup I2S_Clock_Polarity I2S Clock Polarity
* @{
*/
#define I2S_CPOL_LOW ((uint32_t)0x00000000)
#define I2S_CPOL_HIGH ((uint32_t)SPI_I2SCFGR_CKPOL)
/**
* @}
*/
/** @defgroup I2S_Interrupts_Definition I2S Interrupts Definition
* @{
*/
#define I2S_IT_TXE SPI_CR2_TXEIE
#define I2S_IT_RXNE SPI_CR2_RXNEIE
#define I2S_IT_ERR SPI_CR2_ERRIE
/**
* @}
*/
/** @defgroup I2S_Flags_Definition I2S Flags Definition
* @{
*/
#define I2S_FLAG_TXE SPI_SR_TXE
#define I2S_FLAG_RXNE SPI_SR_RXNE
#define I2S_FLAG_UDR SPI_SR_UDR
#define I2S_FLAG_OVR SPI_SR_OVR
#define I2S_FLAG_FRE SPI_SR_FRE
#define I2S_FLAG_CHSIDE SPI_SR_CHSIDE
#define I2S_FLAG_BSY SPI_SR_BSY
/**
* @}
*/
/**
* @}
*/
/* Exported macro ------------------------------------------------------------*/
/** @defgroup I2S_Exported_Macros I2S Exported Macros
* @{
*/
/** @brief Reset I2S handle state
* @param __HANDLE__: specifies the I2S Handle.
* @retval None
*/
#define __HAL_I2S_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2S_STATE_RESET)
/** @brief Enable or disable the specified SPI peripheral (in I2S mode).
* @param __HANDLE__: specifies the I2S Handle.
* @retval None
*/
#define __HAL_I2S_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->I2SCFGR |= SPI_I2SCFGR_I2SE)
#define __HAL_I2S_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->I2SCFGR &= ~SPI_I2SCFGR_I2SE)
/** @brief Enable or disable the specified I2S interrupts.
* @param __HANDLE__: specifies the I2S Handle.
* @param __INTERRUPT__: specifies the interrupt source to enable or disable.
* This parameter can be one of the following values:
* @arg I2S_IT_TXE: Tx buffer empty interrupt enable
* @arg I2S_IT_RXNE: RX buffer not empty interrupt enable
* @arg I2S_IT_ERR: Error interrupt enable
* @retval None
*/
#define __HAL_I2S_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR2 |= (__INTERRUPT__))
#define __HAL_I2S_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR2 &= ~(__INTERRUPT__))
/** @brief Checks if the specified I2S interrupt source is enabled or disabled.
* @param __HANDLE__: specifies the I2S Handle.
* This parameter can be I2S where x: 1, 2, or 3 to select the I2S peripheral.
* @param __INTERRUPT__: specifies the I2S interrupt source to check.
* This parameter can be one of the following values:
* @arg I2S_IT_TXE: Tx buffer empty interrupt enable
* @arg I2S_IT_RXNE: RX buffer not empty interrupt enable
* @arg I2S_IT_ERR: Error interrupt enable
* @retval The new state of __IT__ (TRUE or FALSE).
*/
#define __HAL_I2S_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR2 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
/** @brief Checks whether the specified I2S flag is set or not.
* @param __HANDLE__: specifies the I2S Handle.
* @param __FLAG__: specifies the flag to check.
* This parameter can be one of the following values:
* @arg I2S_FLAG_RXNE: Receive buffer not empty flag
* @arg I2S_FLAG_TXE: Transmit buffer empty flag
* @arg I2S_FLAG_UDR: Underrun flag
* @arg I2S_FLAG_OVR: Overrun flag
* @arg I2S_FLAG_FRE: Frame error flag
* @arg I2S_FLAG_CHSIDE: Channel Side flag
* @arg I2S_FLAG_BSY: Busy flag
* @retval The new state of __FLAG__ (TRUE or FALSE).
*/
#define __HAL_I2S_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->SR) & (__FLAG__)) == (__FLAG__))
/** @brief Clears the I2S OVR pending flag.
* @param __HANDLE__: specifies the I2S Handle.
* @retval None
*/
#define __HAL_I2S_CLEAR_OVRFLAG(__HANDLE__) \
do{ \
__IO uint32_t tmpreg; \
tmpreg = (__HANDLE__)->Instance->DR; \
tmpreg = (__HANDLE__)->Instance->SR; \
UNUSED(tmpreg); \
} while(0)
/** @brief Clears the I2S UDR pending flag.
* @param __HANDLE__: specifies the I2S Handle.
* @retval None
*/
#define __HAL_I2S_CLEAR_UDRFLAG(__HANDLE__) \
do{ \
__IO uint32_t tmpreg; \
tmpreg = (__HANDLE__)->Instance->SR; \
UNUSED(tmpreg); \
} while(0)
/**
* @}
*/
/* Include I2S Extension module */
#include "stm32f4xx_hal_i2s_ex.h"
/* Exported functions --------------------------------------------------------*/
/** @addtogroup I2S_Exported_Functions
* @{
*/
/** @addtogroup I2S_Exported_Functions_Group1
* @{
*/
/* Initialization/de-initialization functions **********************************/
HAL_StatusTypeDef HAL_I2S_Init(I2S_HandleTypeDef *hi2s);
HAL_StatusTypeDef HAL_I2S_DeInit (I2S_HandleTypeDef *hi2s);
void HAL_I2S_MspInit(I2S_HandleTypeDef *hi2s);
void HAL_I2S_MspDeInit(I2S_HandleTypeDef *hi2s);
/**
* @}
*/
/** @addtogroup I2S_Exported_Functions_Group2
* @{
*/
/* I/O operation functions *****************************************************/
/* Blocking mode: Polling */
HAL_StatusTypeDef HAL_I2S_Transmit(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size, uint32_t Timeout);
HAL_StatusTypeDef HAL_I2S_Receive(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size, uint32_t Timeout);
/* Non-Blocking mode: Interrupt */
HAL_StatusTypeDef HAL_I2S_Transmit_IT(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size);
HAL_StatusTypeDef HAL_I2S_Receive_IT(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size);
void HAL_I2S_IRQHandler(I2S_HandleTypeDef *hi2s);
/* Non-Blocking mode: DMA */
HAL_StatusTypeDef HAL_I2S_Transmit_DMA(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size);
HAL_StatusTypeDef HAL_I2S_Receive_DMA(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size);
HAL_StatusTypeDef HAL_I2S_DMAPause(I2S_HandleTypeDef *hi2s);
HAL_StatusTypeDef HAL_I2S_DMAResume(I2S_HandleTypeDef *hi2s);
HAL_StatusTypeDef HAL_I2S_DMAStop(I2S_HandleTypeDef *hi2s);
/* Peripheral Control and State functions **************************************/
HAL_I2S_StateTypeDef HAL_I2S_GetState(I2S_HandleTypeDef *hi2s);
uint32_t HAL_I2S_GetError(I2S_HandleTypeDef *hi2s);
/* Callbacks used in non blocking modes (Interrupt and DMA) *******************/
void HAL_I2S_TxHalfCpltCallback(I2S_HandleTypeDef *hi2s);
void HAL_I2S_TxCpltCallback(I2S_HandleTypeDef *hi2s);
void HAL_I2S_RxHalfCpltCallback(I2S_HandleTypeDef *hi2s);
void HAL_I2S_RxCpltCallback(I2S_HandleTypeDef *hi2s);
void HAL_I2S_ErrorCallback(I2S_HandleTypeDef *hi2s);
/**
* @}
*/
/**
* @}
*/
/* Private types -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private constants ---------------------------------------------------------*/
/** @defgroup I2S_Private_Constants I2S Private Constants
* @{
*/
/**
* @}
*/
/* Private macros ------------------------------------------------------------*/
/** @defgroup I2S_Private_Macros I2S Private Macros
* @{
*/
#define IS_I2S_CLOCKSOURCE(CLOCK) (((CLOCK) == I2S_CLOCK_EXTERNAL) || \
((CLOCK) == I2S_CLOCK_PLLR) ||\
((CLOCK) == I2S_CLOCK_PLLSRC) ||\
((CLOCK) == I2S_CLOCK_PLL))
#define IS_I2S_MODE(MODE) (((MODE) == I2S_MODE_SLAVE_TX) || \
((MODE) == I2S_MODE_SLAVE_RX) || \
((MODE) == I2S_MODE_MASTER_TX) || \
((MODE) == I2S_MODE_MASTER_RX))
#define IS_I2S_STANDARD(STANDARD) (((STANDARD) == I2S_STANDARD_PHILIPS) || \
((STANDARD) == I2S_STANDARD_MSB) || \
((STANDARD) == I2S_STANDARD_LSB) || \
((STANDARD) == I2S_STANDARD_PCM_SHORT) || \
((STANDARD) == I2S_STANDARD_PCM_LONG))
#define IS_I2S_DATA_FORMAT(FORMAT) (((FORMAT) == I2S_DATAFORMAT_16B) || \
((FORMAT) == I2S_DATAFORMAT_16B_EXTENDED) || \
((FORMAT) == I2S_DATAFORMAT_24B) || \
((FORMAT) == I2S_DATAFORMAT_32B))
#define IS_I2S_MCLK_OUTPUT(OUTPUT) (((OUTPUT) == I2S_MCLKOUTPUT_ENABLE) || \
((OUTPUT) == I2S_MCLKOUTPUT_DISABLE))
#define IS_I2S_AUDIO_FREQ(FREQ) ((((FREQ) >= I2S_AUDIOFREQ_8K) && \
((FREQ) <= I2S_AUDIOFREQ_192K)) || \
((FREQ) == I2S_AUDIOFREQ_DEFAULT))
#define IS_I2S_FULLDUPLEX_MODE(MODE) (((MODE) == I2S_FULLDUPLEXMODE_DISABLE) || \
((MODE) == I2S_FULLDUPLEXMODE_ENABLE))
#define IS_I2S_CPOL(CPOL) (((CPOL) == I2S_CPOL_LOW) || \
((CPOL) == I2S_CPOL_HIGH))
#define I2SxEXT(__INSTANCE__) ((__INSTANCE__) == (SPI2)? (SPI_TypeDef *)(I2S2ext_BASE): (SPI_TypeDef *)(I2S3ext_BASE))
/**
* @}
*/
/* Private functions ---------------------------------------------------------*/
/** @defgroup I2S_Private_Functions I2S Private Functions
* @{
*/
void I2S_DMATxCplt(DMA_HandleTypeDef *hdma);
void I2S_DMATxHalfCplt(DMA_HandleTypeDef *hdma);
void I2S_DMARxCplt(DMA_HandleTypeDef *hdma);
void I2S_DMARxHalfCplt(DMA_HandleTypeDef *hdma);
void I2S_DMAError(DMA_HandleTypeDef *hdma);
HAL_StatusTypeDef I2S_WaitFlagStateUntilTimeout(I2S_HandleTypeDef *hi2s, uint32_t Flag, uint32_t Status, uint32_t Timeout);
HAL_StatusTypeDef I2S_Transmit_IT(I2S_HandleTypeDef *hi2s);
HAL_StatusTypeDef I2S_Receive_IT(I2S_HandleTypeDef *hi2s);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* __STM32F4xx_HAL_I2S_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
