meh

Fork of mbed by mbed official

Revision:
99:dbbf35b96557
Parent:
92:4fc01daae5a5
Child:
106:ba1f97679dad
--- a/TARGET_MTS_MDOT_F405RG/stm32f4xx_hal_sai.h	Wed Apr 29 10:16:23 2015 +0100
+++ b/TARGET_MTS_MDOT_F405RG/stm32f4xx_hal_sai.h	Wed May 13 08:08:21 2015 +0200
@@ -2,13 +2,13 @@
   ******************************************************************************
   * @file    stm32f4xx_hal_sai.h
   * @author  MCD Application Team
-  * @version V1.1.0
-  * @date    19-June-2014
+  * @version V1.3.0
+  * @date    09-March-2015
   * @brief   Header file of SAI HAL module.
   ******************************************************************************
   * @attention
   *
-  * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
+  * <h2><center>&copy; 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:
@@ -43,69 +43,107 @@
  extern "C" {
 #endif
 
-#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)
-
 /* Includes ------------------------------------------------------------------*/
 #include "stm32f4xx_hal_def.h"  
 
 /** @addtogroup STM32F4xx_HAL_Driver
   * @{
   */
+#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) || defined(STM32F446xx)
 
 /** @addtogroup SAI
   * @{
   */ 
+  
+/* Exported types ------------------------------------------------------------*/ 
+/** @defgroup SAI_Exported_Types SAI Exported Types
+  * @{
+  */
+ 
+/** 
+  * @brief  HAL State structures definition  
+  */ 
+typedef enum
+{
+  HAL_SAI_STATE_RESET      = 0x00,  /*!< SAI not yet initialized or disabled                */
+  HAL_SAI_STATE_READY      = 0x01,  /*!< SAI initialized and ready for use                  */
+  HAL_SAI_STATE_BUSY       = 0x02,  /*!< SAI internal process is ongoing                    */
+  HAL_SAI_STATE_BUSY_TX    = 0x12,  /*!< Data transmission process is ongoing               */ 
+  HAL_SAI_STATE_BUSY_RX    = 0x22,  /*!< Data reception process is ongoing                  */  
+  HAL_SAI_STATE_TIMEOUT    = 0x03,  /*!< SAI timeout state                                  */
+  HAL_SAI_STATE_ERROR      = 0x04   /*!< SAI error state                                    */                                                                        
+}HAL_SAI_StateTypeDef;
 
-/* Exported types ------------------------------------------------------------*/ 
+/** 
+  * @brief  SAI Callback prototype 
+  */
+typedef void (*SAIcallback)(void);
 
 /** 
   * @brief  SAI Init Structure definition  
   */
 typedef struct
 {                                    
+  uint32_t AudioMode;           /*!< Specifies the SAI Block audio Mode. 
+                                     This parameter can be a value of @ref SAI_Block_Mode                 */
+
+  uint32_t Synchro;             /*!< Specifies SAI Block synchronization
+                                     This parameter can be a value of @ref SAI_Block_Synchronization           */
+ 
+  uint32_t SynchroExt;          /*!< Specifies SAI Block synchronization, this setup is common 
+                                     for BLOCKA and BLOCKB
+                                     This parameter can be a value of @ref SAI_Block_SyncExt                   */
+
+  uint32_t OutputDrive;         /*!< Specifies when SAI Block outputs are driven.
+                                     This parameter can be a value of @ref SAI_Block_Output_Drive
+                                     @note this value has to be set before enabling the audio block  
+                                     but after the audio block configuration.                                  */
+
+  uint32_t NoDivider;           /*!< Specifies whether master clock will be divided or not.
+                                     This parameter can be a value of @ref SAI_Block_NoDivider
+                                     @note: If bit NODIV in the SAI_xCR1 register is cleared, the frame length 
+                                            should be aligned to a number equal to a power of 2, from 8 to 256.
+                                            If bit NODIV in the SAI_xCR1 register is set, the frame length can 
+                                            take any of the values without constraint since the input clock of 
+                                            the audio block should be equal to the bit clock.
+                                             There is no MCLK_x clock which can be output.                     */
+  
+  uint32_t FIFOThreshold;       /*!< Specifies SAI Block FIFO threshold.
+                                     This parameter can be a value of @ref SAI_Block_Fifo_Threshold            */
+
+  uint32_t ClockSource;         /*!< Specifies the SAI Block x Clock source.    
+                                     This parameter is not used for STM32F446xx devices.                       */
+
+  uint32_t AudioFrequency;      /*!< Specifies the audio frequency sampling.     
+                                     This parameter can be a value of @ref SAI_Audio_Frequency                 */
+
+  uint32_t Mckdiv;              /*!< Specifies the master clock divider, the parameter will be used if for 
+                                     AudioFrequency the user choice 
+                                     This parameter must be a number between Min_Data = 0 and Max_Data = 15    */
+
+  uint32_t MonoStereoMode;      /*!< Specifies if the mono or stereo mode is selected.     
+                                     This parameter can be a value of @ref SAI_Mono_Stereo_Mode                */  
+                                   
+  uint32_t CompandingMode;      /*!< Specifies the companding mode type.     
+                                     This parameter can be a value of @ref SAI_Block_Companding_Mode           */
+  
+  uint32_t TriState;            /*!< Specifies the companding mode type.     
+                                     This parameter can be a value of @ref SAI_TRIState_Management             */
+                                   
+  /* This part of the structure is automatically filled if your are using the high level intialisation 
+     function HAL_SAI_InitProtocol                                                                             */
+
   uint32_t Protocol;        /*!< Specifies the SAI Block protocol.
-                                 This parameter can be a value of @ref SAI_Block_Protocol             */
-                                      
-  uint32_t AudioMode;       /*!< Specifies the SAI Block audio Mode. 
-                                 This parameter can be a value of @ref SAI_Block_Mode                 */
-
+                                 This parameter can be a value of @ref SAI_Block_Protocol                      */
+ 
   uint32_t DataSize;        /*!< Specifies the SAI Block data size.
-                                 This parameter can be a value of @ref SAI_Block_Data_Size            */
+                                 This parameter can be a value of @ref SAI_Block_Data_Size                     */
 
   uint32_t FirstBit;        /*!< Specifies whether data transfers start from MSB or LSB bit.
-                                 This parameter can be a value of @ref SAI_Block_MSB_LSB_transmission */
+                                 This parameter can be a value of @ref SAI_Block_MSB_LSB_transmission          */
 
   uint32_t ClockStrobing;   /*!< Specifies the SAI Block clock strobing edge sensitivity.
-                                 This parameter can be a value of @ref SAI_Block_Clock_Strobing       */
-
-  uint32_t Synchro;         /*!< Specifies SAI Block synchronization
-                                 This parameter can be a value of @ref SAI_Block_Synchronization      */
- 
-  uint32_t OutputDrive;     /*!< Specifies when SAI Block outputs are driven.
-                                 This parameter can be a value of @ref SAI_Block_Output_Drive
-                                 @note this value has to be set before enabling the audio block  
-                                       but after the audio block configuration.                       */
-
-  uint32_t NoDivider;       /*!< Specifies whether master clock will be divided or not.
-                                 This parameter can be a value of @ref SAI_Block_NoDivider
-                                 @note: If bit NODIV in the SAI_xCR1 register is cleared, the frame length 
-                                        should be aligned to a number equal to a power of 2, from 8 to 256.
-                                        If bit NODIV in the SAI_xCR1 register is set, the frame length can 
-                                        take any of the values without constraint since the input clock of 
-                                        the audio block should be equal to the bit clock.
-                                        There is no MCLK_x clock which can be output.                 */
-  
-  uint32_t FIFOThreshold;   /*!< Specifies SAI Block FIFO threshold.
-                                 This parameter can be a value of @ref SAI_Block_Fifo_Threshold       */
-
-  uint32_t ClockSource;     /*!< Specifies the SAI Block x Clock source.    
-                                 This parameter can be a value of @ref SAI_Clock_Source 
-                                 @note: If ClockSource is equal to SAI_CLKSource_Ext, the PLLI2S 
-                                       and PLLSAI divisions factors will be ignored.                  */ 
-                                     
-  uint32_t AudioFrequency;  /*!< Specifies the audio frequency sampling.     
-                                 This parameter can be a value of @ref SAI_Audio_Frequency            */
-                                                                                                                              
+                                 This parameter can be a value of @ref SAI_Block_Clock_Strobing                */                             
 }SAI_InitTypeDef;
 
 /** 
@@ -157,24 +195,9 @@
 }SAI_SlotInitTypeDef;
 
 /** 
-  * @brief  HAL State structures definition  
-  */ 
-typedef enum
-{
-  HAL_SAI_STATE_RESET      = 0x00,  /*!< SAI not yet initialized or disabled                */
-  HAL_SAI_STATE_READY      = 0x01,  /*!< SAI initialized and ready for use                  */
-  HAL_SAI_STATE_BUSY       = 0x02,  /*!< SAI internal process is ongoing                    */
-  HAL_SAI_STATE_BUSY_TX    = 0x12,  /*!< Data transmission process is ongoing               */ 
-  HAL_SAI_STATE_BUSY_RX    = 0x22,  /*!< Data reception process is ongoing                  */  
-  HAL_SAI_STATE_TIMEOUT    = 0x03,  /*!< SAI timeout state                                  */
-  HAL_SAI_STATE_ERROR      = 0x04   /*!< SAI error state                                    */
-                                                                        
-}HAL_SAI_StateTypeDef;
-
-/** 
   * @brief  SAI handle Structure definition  
   */
-typedef struct
+typedef struct __SAI_HandleTypeDef
 {
   SAI_Block_TypeDef         *Instance;  /*!< SAI Blockx registers base address        */
 
@@ -184,22 +207,20 @@
 
   SAI_SlotInitTypeDef       SlotInit;   /*!< SAI Slot configuration parameters        */
 
-  uint16_t                  *pTxBuffPtr; /*!< Pointer to SAI Tx transfer Buffer       */
-
-  uint16_t                  TxXferSize;  /*!< SAI Tx transfer size                    */
-
-  uint16_t                  TxXferCount; /*!< SAI Tx transfer counter                 */
+  uint8_t                  *pBuffPtr;  /*!< Pointer to SAI transfer Buffer            */
 
-  uint16_t                  *pRxBuffPtr; /*!< Pointer to SAI Rx transfer buffer       */
+  uint16_t                  XferSize;  /*!< SAI transfer size                         */
 
-  uint16_t                  RxXferSize;  /*!< SAI Rx transfer size                    */
-
-  uint16_t                  RxXferCount; /*!< SAI Rx transfer counter                 */
+  uint16_t                  XferCount; /*!< SAI transfer counter                      */
 
   DMA_HandleTypeDef         *hdmatx;     /*!< SAI Tx DMA handle parameters            */
 
   DMA_HandleTypeDef         *hdmarx;     /*!< SAI Rx DMA handle parameters            */
 
+  SAIcallback               mutecallback;/*!< SAI mute callback                */
+  
+  void (*InterruptServiceRoutine)(struct __SAI_HandleTypeDef *hsai); /* function pointer for IRQ handler   */
+  
   HAL_LockTypeDef           Lock;        /*!< SAI locking object                      */
 
   __IO HAL_SAI_StateTypeDef State;       /*!< SAI communication state                 */
@@ -207,37 +228,77 @@
   __IO uint32_t             ErrorCode;   /*!< SAI Error code                          */
 }SAI_HandleTypeDef;
 
+/**
+  * @}
+  */
+
 /* Exported constants --------------------------------------------------------*/
 
-/** @defgroup SAI_Exported_Constants
+/** @defgroup SAI_Exported_Constants SAI Exported Constants
+  * @{
+  */
+
+/** @defgroup SAI_Error_Code SAI Error Code 
   * @{
   */
-/** @defgroup SAI Error Code 
+#define HAL_SAI_ERROR_NONE    ((uint32_t)0x00000000)  /*!< No error                                    */
+#define HAL_SAI_ERROR_OVR     ((uint32_t)0x00000001)  /*!< Overrun Error                               */
+#define HAL_SAI_ERROR_UDR     ((uint32_t)0x00000002)  /*!< Underrun error                              */
+#define HAL_SAI_ERROR_AFSDET  ((uint32_t)0x00000004)  /*!< Anticipated Frame synchronisation detection */
+#define HAL_SAI_ERROR_LFSDET  ((uint32_t)0x00000008)  /*!< Late Frame synchronisation detection        */
+#define HAL_SAI_ERROR_CNREADY ((uint32_t)0x00000010)  /*!< codec not ready                             */
+#define HAL_SAI_ERROR_WCKCFG  ((uint32_t)0x00000020)  /*!< Wrong clock configuration                   */ 
+#define HAL_SAI_ERROR_TIMEOUT ((uint32_t)0x00000040)  /*!< Timeout error                               */    
+/**
+  * @}
+  */
+
+/** @defgroup SAI_Block_SyncExt SAI External synchronisation
   * @{
-  */ 
-#define HAL_SAI_ERROR_NONE      ((uint32_t)0x00000000)     /*!< No error             */
-#define HAL_SAI_ERROR_OVR       ((uint32_t)0x00000001)     /*!< Overrun Error        */
-#define HAL_SAI_ERROR_UDR       ((uint32_t)0x00000002)     /*!< Underrun error       */
-#define HAL_SAI_ERROR_TIMEOUT   ((uint32_t)0x00000020)     /*!< Timeout error        */
+  */
+#define SAI_SYNCEXT_DISABLE           ((uint32_t)0x00000000)
+#define SAI_SYNCEXT_IN_ENABLE         ((uint32_t)0x00000001)
+#define SAI_SYNCEXT_OUTBLOCKA_ENABLE  ((uint32_t)0x00000002)
+#define SAI_SYNCEXT_OUTBLOCKB_ENABLE  ((uint32_t)0x00000004)
 /**
   * @}
   */
 
-/** @defgroup SAI_Clock_Source
+/** @defgroup SAI_Protocol SAI Supported protocol
   * @{
   */
-#define SAI_CLKSOURCE_PLLSAI             ((uint32_t)RCC_SAIACLKSOURCE_PLLSAI)
-#define SAI_CLKSOURCE_PLLI2S             ((uint32_t)RCC_SAIACLKSOURCE_PLLI2S)
-#define SAI_CLKSOURCE_EXT                ((uint32_t)RCC_SAIACLKSOURCE_EXT)
-
-#define IS_SAI_CLK_SOURCE(SOURCE) (((SOURCE) == SAI_CLKSOURCE_PLLSAI) ||\
-                                   ((SOURCE) == SAI_CLKSOURCE_PLLI2S) ||\
-                                   ((SOURCE) == SAI_CLKSOURCE_EXT))
+#define SAI_I2S_STANDARD      ((uint32_t)0x00000000)
+#define SAI_I2S_MSBJUSTIFIED  ((uint32_t)0x00000001)
+#define SAI_I2S_LSBJUSTIFIED  ((uint32_t)0x00000002)
+#define SAI_PCM_LONG          ((uint32_t)0x00000004)
+#define SAI_PCM_SHORT         ((uint32_t)0x00000008)
 /**
   * @}
   */
 
-/** @defgroup SAI_Audio_Frequency
+/** @defgroup SAI_Protocol_DataSize SAI protocol data size
+  * @{
+  */
+#define SAI_PROTOCOL_DATASIZE_16BIT          ((uint32_t)0x00000000)
+#define SAI_PROTOCOL_DATASIZE_16BITEXTENDED  ((uint32_t)0x00000001)
+#define SAI_PROTOCOL_DATASIZE_24BIT          ((uint32_t)0x00000002)
+#define SAI_PROTOCOL_DATASIZE_32BIT          ((uint32_t)0x00000004)
+/**
+  * @}
+  */
+
+/** @defgroup SAI_Clock_Source  SAI Clock Source
+  * @{
+  */
+#define SAI_CLKSOURCE_PLLSAI             ((uint32_t)0x00000000)
+#define SAI_CLKSOURCE_PLLI2S             ((uint32_t)0x00100000)
+#define SAI_CLKSOURCE_EXT                ((uint32_t)0x00200000)
+#define SAI_CLKSOURCE_NA                 ((uint32_t)0x00400000) /*!< No applicable for STM32F446xx  */
+/**
+  * @}
+  */
+
+/** @defgroup SAI_Audio_Frequency SAI Audio Frequency
   * @{
   */
 #define SAI_AUDIO_FREQUENCY_192K          ((uint32_t)192000)
@@ -248,217 +309,144 @@
 #define SAI_AUDIO_FREQUENCY_22K           ((uint32_t)22050)
 #define SAI_AUDIO_FREQUENCY_16K           ((uint32_t)16000)
 #define SAI_AUDIO_FREQUENCY_11K           ((uint32_t)11025)
-#define SAI_AUDIO_FREQUENCY_8K            ((uint32_t)8000)    
+#define SAI_AUDIO_FREQUENCY_8K            ((uint32_t)8000)
+#define SAI_AUDIO_FREQUENCY_MCKDIV        ((uint32_t)0)    
 
-#define IS_SAI_AUDIO_FREQUENCY(AUDIO) (((AUDIO) == SAI_AUDIO_FREQUENCY_192K) || ((AUDIO) == SAI_AUDIO_FREQUENCY_96K) || \
-                                       ((AUDIO) == SAI_AUDIO_FREQUENCY_48K)  || ((AUDIO) == SAI_AUDIO_FREQUENCY_44K) || \
-                                       ((AUDIO) == SAI_AUDIO_FREQUENCY_32K)  || ((AUDIO) == SAI_AUDIO_FREQUENCY_22K) || \
-                                       ((AUDIO) == SAI_AUDIO_FREQUENCY_16K)  || ((AUDIO) == SAI_AUDIO_FREQUENCY_11K) || \
-                                       ((AUDIO) == SAI_AUDIO_FREQUENCY_8K))
 /**
   * @}
   */
 
-/** @defgroup SAI_Block_Mode 
+/** @defgroup SAI_Block_Mode SAI Block Mode
   * @{
   */
 #define SAI_MODEMASTER_TX         ((uint32_t)0x00000000)
-#define SAI_MODEMASTER_RX         ((uint32_t)0x00000001)
-#define SAI_MODESLAVE_TX          ((uint32_t)0x00000002)
-#define SAI_MODESLAVE_RX          ((uint32_t)0x00000003)
-#define IS_SAI_BLOCK_MODE(MODE)    (((MODE) == SAI_MODEMASTER_TX) || \
-                                    ((MODE) == SAI_MODEMASTER_RX) || \
-                                    ((MODE) == SAI_MODESLAVE_TX)  || \
-                                    ((MODE) == SAI_MODESLAVE_RX))
+#define SAI_MODEMASTER_RX         ((uint32_t)SAI_xCR1_MODE_0)
+#define SAI_MODESLAVE_TX          ((uint32_t)SAI_xCR1_MODE_1)
+#define SAI_MODESLAVE_RX          ((uint32_t)(SAI_xCR1_MODE_1 | SAI_xCR1_MODE_0))
+
 /**
   * @}
   */
 
-/** @defgroup SAI_Block_Protocol 
+/** @defgroup SAI_Block_Protocol SAI Block Protocol
   * @{
   */
-
 #define SAI_FREE_PROTOCOL                 ((uint32_t)0x00000000)
+#define SAI_SPDIF_PROTOCOL                ((uint32_t)SAI_xCR1_PRTCFG_0)
 #define SAI_AC97_PROTOCOL                 ((uint32_t)SAI_xCR1_PRTCFG_1)
 
-#define IS_SAI_BLOCK_PROTOCOL(PROTOCOL) (((PROTOCOL) == SAI_FREE_PROTOCOL)  || \
-                                         ((PROTOCOL) == SAI_AC97_PROTOCOL))
 /**
   * @}
   */
 
-/** @defgroup SAI_Block_Data_Size 
+/** @defgroup SAI_Block_Data_Size SAI Block Data Size
   * @{
   */
-#define SAI_DATASIZE_8                   ((uint32_t)0x00000040)
-#define SAI_DATASIZE_10                  ((uint32_t)0x00000060)
-#define SAI_DATASIZE_16                  ((uint32_t)0x00000080)
-#define SAI_DATASIZE_20                  ((uint32_t)0x000000A0)
-#define SAI_DATASIZE_24                  ((uint32_t)0x000000C0)
-#define SAI_DATASIZE_32                  ((uint32_t)0x000000E0)
+#define SAI_DATASIZE_8                   ((uint32_t)SAI_xCR1_DS_1)
+#define SAI_DATASIZE_10                  ((uint32_t)(SAI_xCR1_DS_1 | SAI_xCR1_DS_0))
+#define SAI_DATASIZE_16                  ((uint32_t)SAI_xCR1_DS_2)
+#define SAI_DATASIZE_20                  ((uint32_t)(SAI_xCR1_DS_2 | SAI_xCR1_DS_0))
+#define SAI_DATASIZE_24                  ((uint32_t)(SAI_xCR1_DS_2 | SAI_xCR1_DS_1))
+#define SAI_DATASIZE_32                  ((uint32_t)(SAI_xCR1_DS_2 | SAI_xCR1_DS_1 | SAI_xCR1_DS_0))
 
-#define IS_SAI_BLOCK_DATASIZE(DATASIZE) (((DATASIZE) == SAI_DATASIZE_8)  || \
-                                         ((DATASIZE) == SAI_DATASIZE_10) || \
-                                         ((DATASIZE) == SAI_DATASIZE_16) || \
-                                         ((DATASIZE) == SAI_DATASIZE_20) || \
-                                         ((DATASIZE) == SAI_DATASIZE_24) || \
-                                         ((DATASIZE) == SAI_DATASIZE_32))
 /**
   * @}
   */ 
 
-/** @defgroup SAI_Block_MSB_LSB_transmission 
+/** @defgroup SAI_Block_MSB_LSB_transmission SAI Block MSB LSB transmission 
   * @{
   */
-
 #define SAI_FIRSTBIT_MSB                  ((uint32_t)0x00000000)
 #define SAI_FIRSTBIT_LSB                  ((uint32_t)SAI_xCR1_LSBFIRST)
 
-#define IS_SAI_BLOCK_FIRST_BIT(BIT) (((BIT) == SAI_FIRSTBIT_MSB) || \
-                                     ((BIT) == SAI_FIRSTBIT_LSB))
 /**
   * @}
   */
 
-/** @defgroup SAI_Block_Clock_Strobing 
+/** @defgroup SAI_Block_Clock_Strobing SAI Block Clock Strobing
   * @{
   */
 #define SAI_CLOCKSTROBING_FALLINGEDGE     ((uint32_t)0x00000000)
 #define SAI_CLOCKSTROBING_RISINGEDGE      ((uint32_t)SAI_xCR1_CKSTR)
 
-#define IS_SAI_BLOCK_CLOCK_STROBING(CLOCK) (((CLOCK) == SAI_CLOCKSTROBING_FALLINGEDGE) || \
-                                            ((CLOCK) == SAI_CLOCKSTROBING_RISINGEDGE))
 /**
   * @}
   */
 
-/** @defgroup SAI_Block_Synchronization 
+/** @defgroup SAI_Block_Synchronization SAI Block Synchronization
   * @{
   */
 #define SAI_ASYNCHRONOUS                  ((uint32_t)0x00000000)
 #define SAI_SYNCHRONOUS                   ((uint32_t)SAI_xCR1_SYNCEN_0)
-
-#define IS_SAI_BLOCK_SYNCHRO(SYNCHRO) (((SYNCHRO) == SAI_ASYNCHRONOUS) || \
-                                       ((SYNCHRO) == SAI_SYNCHRONOUS))
-/**
-  * @}
-  */ 
+#define SAI_SYNCHRONOUS_EXT               ((uint32_t)SAI_xCR1_SYNCEN_1) 
 
-/** @defgroup SAI_Block_Output_Drive 
-  * @{
-  */
-#define SAI_OUTPUTDRIVE_DISABLED          ((uint32_t)0x00000000)
-#define SAI_OUTPUTDRIVE_ENABLED           ((uint32_t)SAI_xCR1_OUTDRIV)
-
-#define IS_SAI_BLOCK_OUTPUT_DRIVE(DRIVE) (((DRIVE) == SAI_OUTPUTDRIVE_DISABLED) || \
-                                          ((DRIVE) == SAI_OUTPUTDRIVE_ENABLED))
 /**
   * @}
   */ 
 
-/** @defgroup SAI_Block_NoDivider 
+/** @defgroup SAI_Block_Output_Drive SAI Block Output Drive 
   * @{
   */
-#define SAI_MASTERDIVIDER_ENABLED         ((uint32_t)0x00000000)
-#define SAI_MASTERDIVIDER_DISABLED        ((uint32_t)SAI_xCR1_NODIV)
+#define SAI_OUTPUTDRIVE_DISABLE          ((uint32_t)0x00000000)
+#define SAI_OUTPUTDRIVE_ENABLE           ((uint32_t)SAI_xCR1_OUTDRIV)
+
+/**
+  * @}
+  */ 
 
-#define IS_SAI_BLOCK_NODIVIDER(NODIVIDER) (((NODIVIDER) == SAI_MASTERDIVIDER_ENABLED) || \
-                                           ((NODIVIDER) == SAI_MASTERDIVIDER_DISABLED))
+/** @defgroup SAI_Block_NoDivider SAI Block NoDivider
+  * @{
+  */
+#define SAI_MASTERDIVIDER_ENABLE         ((uint32_t)0x00000000)
+#define SAI_MASTERDIVIDER_DISABLE        ((uint32_t)SAI_xCR1_NODIV)
+
 /**
   * @}
   */
   
-/** @defgroup SAI_Block_Master_Divider 
-  * @{
-  */
-#define IS_SAI_BLOCK_MASTER_DIVIDER(DIVIDER) ((DIVIDER) <= 15)
-/**
-  * @}
-  */
-  
-/** @defgroup SAI_Block_Frame_Length 
-  * @{
-  */
-#define IS_SAI_BLOCK_FRAME_LENGTH(LENGTH) ((8 <= (LENGTH)) && ((LENGTH) <= 256))
-/**
-  * @}
-  */
-    
-/** @defgroup SAI_Block_Active_FrameLength 
-  * @{
-  */
-#define IS_SAI_BLOCK_ACTIVE_FRAME(LENGTH) ((1 <= (LENGTH)) && ((LENGTH) <= 128))
-/**
-  * @}
-  */
 
-/** @defgroup SAI_Block_FS_Definition 
+/** @defgroup SAI_Block_FS_Definition SAI Block FS Definition
   * @{
   */
 #define SAI_FS_STARTFRAME                 ((uint32_t)0x00000000)
 #define SAI_FS_CHANNEL_IDENTIFICATION     ((uint32_t)SAI_xFRCR_FSDEF)
 
-#define IS_SAI_BLOCK_FS_DEFINITION(DEFINITION) (((DEFINITION) == SAI_FS_STARTFRAME) || \
-                                                ((DEFINITION) == SAI_FS_CHANNEL_IDENTIFICATION))
 /**
   * @}
   */
 
-/** @defgroup SAI_Block_FS_Polarity 
+/** @defgroup SAI_Block_FS_Polarity SAI Block FS Polarity 
   * @{
   */
 #define SAI_FS_ACTIVE_LOW                  ((uint32_t)0x00000000)
 #define SAI_FS_ACTIVE_HIGH                 ((uint32_t)SAI_xFRCR_FSPO)
 
-#define IS_SAI_BLOCK_FS_POLARITY(POLARITY) (((POLARITY) == SAI_FS_ACTIVE_LOW) || \
-                                            ((POLARITY) == SAI_FS_ACTIVE_HIGH))
 /**
   * @}
   */
             
-/** @defgroup SAI_Block_FS_Offset 
+/** @defgroup SAI_Block_FS_Offset SAI Block FS Offset 
   * @{
   */
 #define SAI_FS_FIRSTBIT                   ((uint32_t)0x00000000)
 #define SAI_FS_BEFOREFIRSTBIT             ((uint32_t)SAI_xFRCR_FSOFF)
 
-#define IS_SAI_BLOCK_FS_OFFSET(OFFSET) (((OFFSET) == SAI_FS_FIRSTBIT) || \
-                                        ((OFFSET) == SAI_FS_BEFOREFIRSTBIT))
 /**
   * @}
   */
   
-/** @defgroup SAI_Block_Slot_FirstBit_Offset
-  * @{
-  */
-#define IS_SAI_BLOCK_FIRSTBIT_OFFSET(OFFSET) ((OFFSET) <= 24)
-/**
-  * @}
-  */
 
-  /** @defgroup SAI_Block_Slot_Size
+  /** @defgroup SAI_Block_Slot_Size SAI Block Slot Size
   * @{
   */
 #define SAI_SLOTSIZE_DATASIZE             ((uint32_t)0x00000000)  
 #define SAI_SLOTSIZE_16B                  ((uint32_t)SAI_xSLOTR_SLOTSZ_0)
 #define SAI_SLOTSIZE_32B                  ((uint32_t)SAI_xSLOTR_SLOTSZ_1)
-
-#define IS_SAI_BLOCK_SLOT_SIZE(SIZE) (((SIZE) == SAI_SLOTSIZE_DATASIZE) || \
-                                      ((SIZE) == SAI_SLOTSIZE_16B)      || \
-                                      ((SIZE) == SAI_SLOTSIZE_32B))
-/**
-  * @}
-  */
-
-/** @defgroup SAI_Block_Slot_Number
-  * @{
-  */
-#define IS_SAI_BLOCK_SLOT_NUMBER(NUMBER) ((1 <= (NUMBER)) && ((NUMBER) <= 16))
 /**
   * @}
   */
   
-/** @defgroup SAI_Block_Slot_Active
+/** @defgroup SAI_Block_Slot_Active SAI Block Slot Active
   * @{
   */
 #define SAI_SLOT_NOTACTIVE           ((uint32_t)0x00000000)
@@ -480,93 +468,68 @@
 #define SAI_SLOTACTIVE_15            ((uint32_t)0x80000000)
 #define SAI_SLOTACTIVE_ALL           ((uint32_t)0xFFFF0000)
 
-#define IS_SAI_SLOT_ACTIVE(ACTIVE) ((ACTIVE) != 0)
+/**
+  * @}
+  */
+
+/** @defgroup SAI_Mono_Stereo_Mode SAI Mono Stereo Mode
+  * @{
+  */
+#define SAI_STEREOMODE                    ((uint32_t)0x00000000)
+#define SAI_MONOMODE                      ((uint32_t)SAI_xCR1_MONO)
 
 /**
   * @}
   */
 
-/** @defgroup SAI_Mono_Stereo_Mode
-  * @{
-  */
-#define SAI_MONOMODE                      ((uint32_t)SAI_xCR1_MONO)
-#define SAI_STREOMODE                     ((uint32_t)0x00000000)
-
-#define IS_SAI_BLOCK_MONO_STREO_MODE(MODE) (((MODE) == SAI_MONOMODE) ||\
-                                            ((MODE) == SAI_STREOMODE))
-/**
-  * @}
-  */
-
-/** @defgroup SAI_TRIState_Management
+/** @defgroup SAI_TRIState_Management SAI TRIState Management
   * @{
   */
 #define SAI_OUTPUT_NOTRELEASED              ((uint32_t)0x00000000)
 #define SAI_OUTPUT_RELEASED                 ((uint32_t)SAI_xCR2_TRIS)
 
-#define IS_SAI_BLOCK_TRISTATE_MANAGEMENT(STATE) (((STATE) == SAI_OUTPUT_NOTRELEASED) ||\
-                                                 ((STATE) == SAI_OUTPUT_RELEASED))
 /**
   * @}
   */
 
-/** @defgroup SAI_Block_Fifo_Threshold 
+/** @defgroup SAI_Block_Fifo_Threshold SAI Block Fifo Threshold 
   * @{
   */
 #define SAI_FIFOTHRESHOLD_EMPTY  ((uint32_t)0x00000000)
-#define SAI_FIFOTHRESHOLD_1QF    ((uint32_t)0x00000001)
-#define SAI_FIFOTHRESHOLD_HF     ((uint32_t)0x00000002) 
-#define SAI_FIFOTHRESHOLD_3QF    ((uint32_t)0x00000003)
-#define SAI_FIFOTHRESHOLD_FULL   ((uint32_t)0x00000004)
+#define SAI_FIFOTHRESHOLD_1QF    ((uint32_t)SAI_xCR2_FTH_0)
+#define SAI_FIFOTHRESHOLD_HF     ((uint32_t)SAI_xCR2_FTH_1) 
+#define SAI_FIFOTHRESHOLD_3QF    ((uint32_t)(SAI_xCR2_FTH_1 | SAI_xCR2_FTH_0))
+#define SAI_FIFOTHRESHOLD_FULL   ((uint32_t)SAI_xCR2_FTH_2)
 
-#define IS_SAI_BLOCK_FIFO_THRESHOLD(THRESHOLD) (((THRESHOLD) == SAI_FIFOTHRESHOLD_EMPTY)   || \
-                                                ((THRESHOLD) == SAI_FIFOTHRESHOLD_1QF)     || \
-                                                ((THRESHOLD) == SAI_FIFOTHRESHOLD_HF)      || \
-                                                ((THRESHOLD) == SAI_FIFOTHRESHOLD_3QF)     || \
-                                                ((THRESHOLD) == SAI_FIFOTHRESHOLD_FULL))
 /**
   * @}
   */
   
-/** @defgroup SAI_Block_Companding_Mode
+/** @defgroup SAI_Block_Companding_Mode SAI Block Companding Mode
   * @{
   */
 #define SAI_NOCOMPANDING                  ((uint32_t)0x00000000)
-#define SAI_ULAW_1CPL_COMPANDING          ((uint32_t)0x00008000)
-#define SAI_ALAW_1CPL_COMPANDING          ((uint32_t)0x0000C000)
-#define SAI_ULAW_2CPL_COMPANDING          ((uint32_t)0x0000A000)
-#define SAI_ALAW_2CPL_COMPANDING          ((uint32_t)0x0000E000)
+#define SAI_ULAW_1CPL_COMPANDING          ((uint32_t)SAI_xCR2_COMP_1)
+#define SAI_ALAW_1CPL_COMPANDING          ((uint32_t)(SAI_xCR2_COMP_1 | SAI_xCR2_COMP_0))
+#define SAI_ULAW_2CPL_COMPANDING          ((uint32_t)(SAI_xCR2_COMP_1 | SAI_xCR2_CPL))
+#define SAI_ALAW_2CPL_COMPANDING          ((uint32_t)(SAI_xCR2_COMP_1 | SAI_xCR2_COMP_0 | SAI_xCR2_CPL))
 
-#define IS_SAI_BLOCK_COMPANDING_MODE(MODE)    (((MODE) == SAI_NOCOMPANDING)         || \
-                                               ((MODE) == SAI_ULAW_1CPL_COMPANDING) || \
-                                               ((MODE) == SAI_ALAW_1CPL_COMPANDING) || \
-                                               ((MODE) == SAI_ULAW_2CPL_COMPANDING) || \
-                                               ((MODE) == SAI_ALAW_2CPL_COMPANDING))
 /**
   * @}
   */
 
-/** @defgroup SAI_Block_Mute_Value
+/** @defgroup SAI_Block_Mute_Value SAI Block Mute Value
   * @{
   */
 #define SAI_ZERO_VALUE                     ((uint32_t)0x00000000)
 #define SAI_LAST_SENT_VALUE                 ((uint32_t)SAI_xCR2_MUTEVAL)
 
-#define IS_SAI_BLOCK_MUTE_VALUE(VALUE)    (((VALUE) == SAI_ZERO_VALUE)     || \
-                                           ((VALUE) == SAI_LAST_SENT_VALUE))
 /**
   * @}
   */
 
-/** @defgroup SAI_Block_Mute_Frame_Counter
-  * @{
-  */ 
-#define IS_SAI_BLOCK_MUTE_COUNTER(COUNTER) ((COUNTER) <= 63)
-/**
-  * @}
-  */
 
-/** @defgroup SAI_Block_Interrupts_Definition 
+/** @defgroup SAI_Block_Interrupts_Definition SAI Block Interrupts Definition
   * @{
   */
 #define SAI_IT_OVRUDR                     ((uint32_t)SAI_xIMR_OVRUDRIE)
@@ -577,18 +540,11 @@
 #define SAI_IT_AFSDET                     ((uint32_t)SAI_xIMR_AFSDETIE)
 #define SAI_IT_LFSDET                     ((uint32_t)SAI_xIMR_LFSDETIE)
 
-#define IS_SAI_BLOCK_CONFIG_IT(IT) (((IT) == SAI_IT_OVRUDR)  || \
-                                    ((IT) == SAI_IT_MUTEDET) || \
-                                    ((IT) == SAI_IT_WCKCFG)  || \
-                                    ((IT) == SAI_IT_FREQ)    || \
-                                    ((IT) == SAI_IT_CNRDY)   || \
-                                    ((IT) == SAI_IT_AFSDET)  || \
-                                    ((IT) == SAI_IT_LFSDET))
 /**
   * @}
   */
 
-/** @defgroup SAI_Block_Flags_Definition 
+/** @defgroup SAI_Block_Flags_Definition  SAI Block Flags Definition
   * @{
   */
 #define SAI_FLAG_OVRUDR                   ((uint32_t)SAI_xSR_OVRUDR)
@@ -599,51 +555,35 @@
 #define SAI_FLAG_AFSDET                   ((uint32_t)SAI_xSR_AFSDET)
 #define SAI_FLAG_LFSDET                   ((uint32_t)SAI_xSR_LFSDET)
 
-#define IS_SAI_BLOCK_GET_FLAG(FLAG) (((FLAG) == SAI_FLAG_OVRUDR)  || \
-                                    ((FLAG) == SAI_FLAG_MUTEDET)  || \
-                                    ((FLAG) == SAI_FLAG_WCKCFG)   || \
-                                    ((FLAG) == SAI_FLAG_FREQ)     || \
-                                    ((FLAG) == SAI_FLAG_CNRDY)    || \
-                                    ((FLAG) == SAI_FLAG_AFSDET)   || \
-                                    ((FLAG) == SAI_FLAG_LFSDET))
-                                   
-#define IS_SAI_BLOCK_CLEAR_FLAG(FLAG) (((FLAG) == SAI_FLAG_OVRUDR)  || \
-                                       ((FLAG) == SAI_FLAG_MUTEDET) || \
-                                       ((FLAG) == SAI_FLAG_WCKCFG)  || \
-                                       ((FLAG) == SAI_FLAG_FREQ)    || \
-                                       ((FLAG) == SAI_FLAG_CNRDY)   || \
-                                       ((FLAG) == SAI_FLAG_AFSDET)  || \
-                                       ((FLAG) == SAI_FLAG_LFSDET))
 /**
   * @}
   */
   
-/** @defgroup SAI_Block_Fifo_Status_Level 
+/** @defgroup SAI_Block_Fifo_Status_Level   SAI Block Fifo Status Level
   * @{
   */
-#define SAI_FIFOStatus_Empty              ((uint32_t)0x00000000)
-#define SAI_FIFOStatus_Less1QuarterFull   ((uint32_t)0x00010000)
-#define SAI_FIFOStatus_1QuarterFull       ((uint32_t)0x00020000)
-#define SAI_FIFOStatus_HalfFull           ((uint32_t)0x00030000) 
-#define SAI_FIFOStatus_3QuartersFull      ((uint32_t)0x00040000)
-#define SAI_FIFOStatus_Full               ((uint32_t)0x00050000)
+#define SAI_FIFOSTATUS_EMPTY              ((uint32_t)0x00000000)
+#define SAI_FIFOSTATUS_LESS1QUARTERFULL   ((uint32_t)0x00010000)
+#define SAI_FIFOSTATUS_1QUARTERFULL       ((uint32_t)0x00020000)
+#define SAI_FIFOSTATUS_HALFFULL           ((uint32_t)0x00030000) 
+#define SAI_FIFOSTATUS_3QUARTERFULL       ((uint32_t)0x00040000)
+#define SAI_FIFOSTATUS_FULL               ((uint32_t)0x00050000)
 
-#define IS_SAI_BLOCK_FIFO_STATUS(STATUS) (((STATUS) == SAI_FIFOStatus_Less1QuarterFull ) || \
-                                          ((STATUS) == SAI_FIFOStatus_HalfFull)          || \
-                                          ((STATUS) == SAI_FIFOStatus_1QuarterFull)      || \
-                                          ((STATUS) == SAI_FIFOStatus_3QuartersFull)     || \
-                                          ((STATUS) == SAI_FIFOStatus_Full)              || \
-                                          ((STATUS) == SAI_FIFOStatus_Empty)) 
 /**
   * @}
   */
 
-  
 /**
   * @}
   */
   
 /* Exported macro ------------------------------------------------------------*/
+
+/** @defgroup SAI_Exported_Macros SAI Exported Macros
+ *  @brief macros to handle interrupts and specific configurations
+ * @{
+ */
+ 
 /** @brief Reset SAI handle state
   * @param  __HANDLE__: specifies the SAI Handle.
   * @retval None
@@ -712,31 +652,62 @@
 
 #define __HAL_SAI_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 |=  SAI_xCR1_SAIEN)
 #define __HAL_SAI_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 &=  ~SAI_xCR1_SAIEN)
-                                                                               
+ 
+ /**
+  * @}
+  */
+
+/* Include RCC SAI Extension module */
+#include "stm32f4xx_hal_sai_ex.h"
+
 /* Exported functions --------------------------------------------------------*/
 
+/** @addtogroup SAI_Exported_Functions
+  * @{
+  */
+
 /* Initialization/de-initialization functions  **********************************/
+/** @addtogroup SAI_Exported_Functions_Group1
+  * @{
+  */
+HAL_StatusTypeDef HAL_SAI_InitProtocol(SAI_HandleTypeDef *hsai, uint32_t protocol, uint32_t datasize, uint32_t nbslot);    
 HAL_StatusTypeDef HAL_SAI_Init(SAI_HandleTypeDef *hsai);
 HAL_StatusTypeDef HAL_SAI_DeInit (SAI_HandleTypeDef *hsai);
 void HAL_SAI_MspInit(SAI_HandleTypeDef *hsai);
 void HAL_SAI_MspDeInit(SAI_HandleTypeDef *hsai);
 
+/**
+  * @}
+  */
+
 /* I/O operation functions  *****************************************************/
+/** @addtogroup SAI_Exported_Functions_Group2
+  * @{
+  */
 /* Blocking mode: Polling */
-HAL_StatusTypeDef HAL_SAI_Transmit(SAI_HandleTypeDef *hsai, uint16_t *pData, uint16_t Size, uint32_t Timeout);
-HAL_StatusTypeDef HAL_SAI_Receive(SAI_HandleTypeDef *hsai, uint16_t *pData, uint16_t Size, uint32_t Timeout);
+HAL_StatusTypeDef HAL_SAI_Transmit(SAI_HandleTypeDef *hsai, uint8_t *pData, uint16_t Size, uint32_t Timeout);
+HAL_StatusTypeDef HAL_SAI_Receive(SAI_HandleTypeDef *hsai, uint8_t *pData, uint16_t Size, uint32_t Timeout);
 
 /* Non-Blocking mode: Interrupt */
-HAL_StatusTypeDef HAL_SAI_Transmit_IT(SAI_HandleTypeDef *hsai, uint16_t *pData, uint16_t Size);
-HAL_StatusTypeDef HAL_SAI_Receive_IT(SAI_HandleTypeDef *hsai, uint16_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_SAI_Transmit_IT(SAI_HandleTypeDef *hsai, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_SAI_Receive_IT(SAI_HandleTypeDef *hsai, uint8_t *pData, uint16_t Size);
 
 /* Non-Blocking mode: DMA */
-HAL_StatusTypeDef HAL_SAI_Transmit_DMA(SAI_HandleTypeDef *hsai, uint16_t *pData, uint16_t Size);
-HAL_StatusTypeDef HAL_SAI_Receive_DMA(SAI_HandleTypeDef *hsai, uint16_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_SAI_Transmit_DMA(SAI_HandleTypeDef *hsai, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_SAI_Receive_DMA(SAI_HandleTypeDef *hsai, uint8_t *pData, uint16_t Size);
 HAL_StatusTypeDef HAL_SAI_DMAPause(SAI_HandleTypeDef *hsai);
 HAL_StatusTypeDef HAL_SAI_DMAResume(SAI_HandleTypeDef *hsai);
 HAL_StatusTypeDef HAL_SAI_DMAStop(SAI_HandleTypeDef *hsai);
 
+/* Abort function */
+HAL_StatusTypeDef HAL_SAI_Abort(SAI_HandleTypeDef *hsai);
+
+/* Mute management */
+HAL_StatusTypeDef HAL_SAI_EnableTxMuteMode(SAI_HandleTypeDef *hsai, uint16_t val);
+HAL_StatusTypeDef HAL_SAI_DisableTxMuteMode(SAI_HandleTypeDef *hsai);
+HAL_StatusTypeDef HAL_SAI_EnableRxMuteMode(SAI_HandleTypeDef *hsai, SAIcallback callback, uint16_t counter);
+HAL_StatusTypeDef HAL_SAI_DisableRxMuteMode(SAI_HandleTypeDef *hsai);
+
 /* SAI IRQHandler and Callbacks used in non blocking modes (Interrupt and DMA) */
 void HAL_SAI_IRQHandler(SAI_HandleTypeDef *hsai);
 void HAL_SAI_TxHalfCpltCallback(SAI_HandleTypeDef *hsai);
@@ -744,12 +715,182 @@
 void HAL_SAI_RxHalfCpltCallback(SAI_HandleTypeDef *hsai);
 void HAL_SAI_RxCpltCallback(SAI_HandleTypeDef *hsai);
 void HAL_SAI_ErrorCallback(SAI_HandleTypeDef *hsai);
+/**
+  * @}
+  */
 
+/** @addtogroup SAI_Exported_Functions_Group3
+  * @{
+  */
 /* Peripheral State functions  **************************************************/
 HAL_SAI_StateTypeDef HAL_SAI_GetState(SAI_HandleTypeDef *hsai);
 uint32_t HAL_SAI_GetError(SAI_HandleTypeDef *hsai);
+/**
+  * @}
+  */
+  
+/**
+  * @}
+  */
 
-#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */
+/* Private types -------------------------------------------------------------*/
+/** @defgroup SAI_Private_Types SAI Private Types
+  * @{
+  */
+
+/**
+  * @}
+  */ 
+
+/* Private variables ---------------------------------------------------------*/
+/** @defgroup SAI_Private_Variables SAI Private Variables
+  * @{
+  */
+
+/**
+  * @}
+  */ 
+
+/* Private constants ---------------------------------------------------------*/
+/** @defgroup SAI_Private_Constants SAI Private Constants
+  * @{
+  */
+
+/**
+  * @}
+  */ 
+
+/* Private macros ------------------------------------------------------------*/
+/** @addtogroup SAI_Private_Macros
+  * @{
+  */
+#define IS_SAI_BLOCK_SYNCEXT(STATE)   (((STATE) == SAI_SYNCEXT_DISABLE)           ||\
+                                       ((STATE) == SAI_SYNCEXT_IN_ENABLE)         ||\
+                                       ((STATE) == SAI_SYNCEXT_OUTBLOCKA_ENABLE)  ||\
+                                       ((STATE) == SAI_SYNCEXT_OUTBLOCKB_ENABLE))
+
+#define IS_SAI_SUPPORTED_PROTOCOL(PROTOCOL)   (((PROTOCOL) == SAI_I2S_STANDARD)     ||\
+                                               ((PROTOCOL) == SAI_I2S_MSBJUSTIFIED) ||\
+                                               ((PROTOCOL) == SAI_I2S_LSBJUSTIFIED) ||\
+                                               ((PROTOCOL) == SAI_PCM_LONG)         ||\
+                                               ((PROTOCOL) == SAI_PCM_SHORT))
+
+#define IS_SAI_PROTOCOL_DATASIZE(DATASIZE)   (((DATASIZE) == SAI_PROTOCOL_DATASIZE_16BIT)         ||\
+                                              ((DATASIZE) == SAI_PROTOCOL_DATASIZE_16BITEXTENDED) ||\
+                                              ((DATASIZE) == SAI_PROTOCOL_DATASIZE_24BIT)         ||\
+                                              ((DATASIZE) == SAI_PROTOCOL_DATASIZE_32BIT))
+
+#define IS_SAI_CLK_SOURCE(SOURCE) (((SOURCE) == SAI_CLKSOURCE_PLLSAI) ||\
+                                   ((SOURCE) == SAI_CLKSOURCE_PLLI2S) ||\
+                                   ((SOURCE) == SAI_CLKSOURCE_EXT))
+
+#define IS_SAI_AUDIO_FREQUENCY(AUDIO) (((AUDIO) == SAI_AUDIO_FREQUENCY_192K) || ((AUDIO) == SAI_AUDIO_FREQUENCY_96K) || \
+                                       ((AUDIO) == SAI_AUDIO_FREQUENCY_48K)  || ((AUDIO) == SAI_AUDIO_FREQUENCY_44K) || \
+                                       ((AUDIO) == SAI_AUDIO_FREQUENCY_32K)  || ((AUDIO) == SAI_AUDIO_FREQUENCY_22K) || \
+                                       ((AUDIO) == SAI_AUDIO_FREQUENCY_16K)  || ((AUDIO) == SAI_AUDIO_FREQUENCY_11K) || \
+                                       ((AUDIO) == SAI_AUDIO_FREQUENCY_8K)   || ((AUDIO) == SAI_AUDIO_FREQUENCY_MCKDIV))
+
+#define IS_SAI_BLOCK_MODE(MODE)    (((MODE) == SAI_MODEMASTER_TX) || \
+                                    ((MODE) == SAI_MODEMASTER_RX) || \
+                                    ((MODE) == SAI_MODESLAVE_TX)  || \
+                                    ((MODE) == SAI_MODESLAVE_RX))
+
+#define IS_SAI_BLOCK_PROTOCOL(PROTOCOL) (((PROTOCOL) == SAI_FREE_PROTOCOL)  || \
+                                         ((PROTOCOL) == SAI_AC97_PROTOCOL)  || \
+                                         ((PROTOCOL) == SAI_SPDIF_PROTOCOL))
+
+#define IS_SAI_BLOCK_DATASIZE(DATASIZE) (((DATASIZE) == SAI_DATASIZE_8)  || \
+                                         ((DATASIZE) == SAI_DATASIZE_10) || \
+                                         ((DATASIZE) == SAI_DATASIZE_16) || \
+                                         ((DATASIZE) == SAI_DATASIZE_20) || \
+                                         ((DATASIZE) == SAI_DATASIZE_24) || \
+                                         ((DATASIZE) == SAI_DATASIZE_32))
+
+#define IS_SAI_BLOCK_FIRST_BIT(BIT) (((BIT) == SAI_FIRSTBIT_MSB) || \
+                                     ((BIT) == SAI_FIRSTBIT_LSB))
+
+#define IS_SAI_BLOCK_CLOCK_STROBING(CLOCK) (((CLOCK) == SAI_CLOCKSTROBING_FALLINGEDGE) || \
+                                            ((CLOCK) == SAI_CLOCKSTROBING_RISINGEDGE))
+
+#define IS_SAI_BLOCK_SYNCHRO(SYNCHRO) (((SYNCHRO) == SAI_ASYNCHRONOUS) || \
+                                       ((SYNCHRO) == SAI_SYNCHRONOUS)  || \
+                                       ((SYNCHRO) == SAI_SYNCHRONOUS_EXT))
+
+#define IS_SAI_BLOCK_OUTPUT_DRIVE(DRIVE) (((DRIVE) == SAI_OUTPUTDRIVE_DISABLE) || \
+                                          ((DRIVE) == SAI_OUTPUTDRIVE_ENABLE))
+
+#define IS_SAI_BLOCK_NODIVIDER(NODIVIDER) (((NODIVIDER) == SAI_MASTERDIVIDER_ENABLE) || \
+                                           ((NODIVIDER) == SAI_MASTERDIVIDER_DISABLE)) 
+                                           
+#define IS_SAI_BLOCK_FIFO_STATUS(STATUS) (((STATUS) == SAI_FIFOSTATUS_LESS1QUARTERFULL ) || \
+                                          ((STATUS) == SAI_FIFOSTATUS_HALFFULL)          || \
+                                          ((STATUS) == SAI_FIFOSTATUS_1QUARTERFULL)      || \
+                                          ((STATUS) == SAI_FIFOSTATUS_3QUARTERFULL)     || \
+                                          ((STATUS) == SAI_FIFOSTATUS_FULL)              || \
+                                          ((STATUS) == SAI_FIFOSTATUS_EMPTY))
+
+#define IS_SAI_BLOCK_MUTE_COUNTER(COUNTER) ((COUNTER) <= 63)
+
+#define IS_SAI_BLOCK_MUTE_VALUE(VALUE)    (((VALUE) == SAI_ZERO_VALUE)     || \
+                                           ((VALUE) == SAI_LAST_SENT_VALUE)) 
+
+#define IS_SAI_BLOCK_COMPANDING_MODE(MODE)    (((MODE) == SAI_NOCOMPANDING)         || \
+                                               ((MODE) == SAI_ULAW_1CPL_COMPANDING) || \
+                                               ((MODE) == SAI_ALAW_1CPL_COMPANDING) || \
+                                               ((MODE) == SAI_ULAW_2CPL_COMPANDING) || \
+                                               ((MODE) == SAI_ALAW_2CPL_COMPANDING)) 
+
+#define IS_SAI_BLOCK_FIFO_THRESHOLD(THRESHOLD) (((THRESHOLD) == SAI_FIFOTHRESHOLD_EMPTY)   || \
+                                                ((THRESHOLD) == SAI_FIFOTHRESHOLD_1QF)     || \
+                                                ((THRESHOLD) == SAI_FIFOTHRESHOLD_HF)      || \
+                                                ((THRESHOLD) == SAI_FIFOTHRESHOLD_3QF)     || \
+                                                ((THRESHOLD) == SAI_FIFOTHRESHOLD_FULL))  
+
+#define IS_SAI_BLOCK_TRISTATE_MANAGEMENT(STATE) (((STATE) == SAI_OUTPUT_NOTRELEASED) ||\
+                                                 ((STATE) == SAI_OUTPUT_RELEASED)) 
+
+#define IS_SAI_MONO_STEREO_MODE(MODE) (((MODE) == SAI_MONOMODE) ||\
+                                       ((MODE) == SAI_STEREOMODE)) 
+
+#define IS_SAI_SLOT_ACTIVE(ACTIVE)  ((((ACTIVE) >> 16 )  > 0) && (((ACTIVE) >> 16 )  <= (SAI_SLOTACTIVE_ALL >> 16)))
+
+#define IS_SAI_BLOCK_SLOT_NUMBER(NUMBER) ((1 <= (NUMBER)) && ((NUMBER) <= 16))  
+
+#define IS_SAI_BLOCK_SLOT_SIZE(SIZE) (((SIZE) == SAI_SLOTSIZE_DATASIZE) || \
+                                      ((SIZE) == SAI_SLOTSIZE_16B)      || \
+                                      ((SIZE) == SAI_SLOTSIZE_32B))
+
+#define IS_SAI_BLOCK_FIRSTBIT_OFFSET(OFFSET) ((OFFSET) <= 24) 
+
+#define IS_SAI_BLOCK_FS_OFFSET(OFFSET) (((OFFSET) == SAI_FS_FIRSTBIT) || \
+                                        ((OFFSET) == SAI_FS_BEFOREFIRSTBIT))
+
+#define IS_SAI_BLOCK_FS_POLARITY(POLARITY) (((POLARITY) == SAI_FS_ACTIVE_LOW) || \
+                                            ((POLARITY) == SAI_FS_ACTIVE_HIGH)) 
+
+#define IS_SAI_BLOCK_FS_DEFINITION(DEFINITION) (((DEFINITION) == SAI_FS_STARTFRAME) || \
+                                                ((DEFINITION) == SAI_FS_CHANNEL_IDENTIFICATION)) 
+                                                
+#define IS_SAI_BLOCK_MASTER_DIVIDER(DIVIDER) ((DIVIDER) <= 15)    
+
+#define IS_SAI_BLOCK_FRAME_LENGTH(LENGTH) ((8 <= (LENGTH)) && ((LENGTH) <= 256))      
+
+#define IS_SAI_BLOCK_ACTIVE_FRAME(LENGTH) ((1 <= (LENGTH)) && ((LENGTH) <= 128))  
+                                          
+/**
+  * @}
+  */
+
+/* Private functions ---------------------------------------------------------*/
+/** @defgroup SAI_Private_Functions SAI Private Functions
+  * @{
+  */
+
+/**
+  * @}
+  */
+  
+#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F446xx */
 /**
   * @}
   */