stm32f7xx_hal_cec.h

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/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F7xx_HAL_CEC_H
#define __STM32F7xx_HAL_CEC_H

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32f7xx_hal_def.h"

/* Exported types ------------------------------------------------------------*/ 
typedef struct
{
  uint32_t SignalFreeTime;               
  uint32_t Tolerance;                    
  uint32_t BRERxStop;                    
  uint32_t BREErrorBitGen;               
  uint32_t LBPEErrorBitGen;              
  uint32_t BroadcastMsgNoErrorBitGen;    
  uint32_t SignalFreeTimeOption;         
  uint32_t ListenMode;                   
  uint16_t  OwnAddress;                 
  uint8_t  *RxBuffer;                    
}CEC_InitTypeDef;

typedef enum
{
  HAL_CEC_STATE_RESET             = 0x00U,    
  HAL_CEC_STATE_READY             = 0x20U,    
  HAL_CEC_STATE_BUSY              = 0x24U,    
  HAL_CEC_STATE_BUSY_RX           = 0x22U,    
  HAL_CEC_STATE_BUSY_TX           = 0x21U,    
  HAL_CEC_STATE_BUSY_RX_TX        = 0x23U,    
  HAL_CEC_STATE_ERROR             = 0x60U     
}HAL_CEC_StateTypeDef;

typedef struct
{
  CEC_TypeDef             *Instance;      
  CEC_InitTypeDef         Init;           
  uint8_t                 *pTxBuffPtr;    
  uint16_t                TxXferCount;    
  uint16_t                RxXferSize;     
  HAL_LockTypeDef         Lock;           
  HAL_CEC_StateTypeDef    gState;         
  HAL_CEC_StateTypeDef    RxState;        
  uint32_t                ErrorCode;      
}CEC_HandleTypeDef;
/* Exported constants --------------------------------------------------------*/
#define HAL_CEC_ERROR_NONE    (uint32_t) 0x0000U     
#define HAL_CEC_ERROR_RXOVR   CEC_ISR_RXOVR          
#define HAL_CEC_ERROR_BRE     CEC_ISR_BRE            
#define HAL_CEC_ERROR_SBPE    CEC_ISR_SBPE           
#define HAL_CEC_ERROR_LBPE    CEC_ISR_LBPE           
#define HAL_CEC_ERROR_RXACKE  CEC_ISR_RXACKE         
#define HAL_CEC_ERROR_ARBLST  CEC_ISR_ARBLST         
#define HAL_CEC_ERROR_TXUDR   CEC_ISR_TXUDR          
#define HAL_CEC_ERROR_TXERR   CEC_ISR_TXERR          
#define HAL_CEC_ERROR_TXACKE  CEC_ISR_TXACKE         
#define CEC_DEFAULT_SFT                    ((uint32_t)0x00000000U)
#define CEC_0_5_BITPERIOD_SFT              ((uint32_t)0x00000001U)
#define CEC_1_5_BITPERIOD_SFT              ((uint32_t)0x00000002U)
#define CEC_2_5_BITPERIOD_SFT              ((uint32_t)0x00000003U)
#define CEC_3_5_BITPERIOD_SFT              ((uint32_t)0x00000004U)
#define CEC_4_5_BITPERIOD_SFT              ((uint32_t)0x00000005U)
#define CEC_5_5_BITPERIOD_SFT              ((uint32_t)0x00000006U)
#define CEC_6_5_BITPERIOD_SFT              ((uint32_t)0x00000007U)

#define CEC_STANDARD_TOLERANCE             ((uint32_t)0x00000000U)
#define CEC_EXTENDED_TOLERANCE             ((uint32_t)CEC_CFGR_RXTOL)

#define CEC_NO_RX_STOP_ON_BRE             ((uint32_t)0x00000000U)
#define CEC_RX_STOP_ON_BRE                ((uint32_t)CEC_CFGR_BRESTP)

#define CEC_BRE_ERRORBIT_NO_GENERATION     ((uint32_t)0x00000000U)
#define CEC_BRE_ERRORBIT_GENERATION        ((uint32_t)CEC_CFGR_BREGEN)

#define CEC_LBPE_ERRORBIT_NO_GENERATION     ((uint32_t)0x00000000U)
#define CEC_LBPE_ERRORBIT_GENERATION        ((uint32_t)CEC_CFGR_LBPEGEN)

#define CEC_BROADCASTERROR_ERRORBIT_GENERATION     ((uint32_t)0x00000000U)
#define CEC_BROADCASTERROR_NO_ERRORBIT_GENERATION  ((uint32_t)CEC_CFGR_BRDNOGEN)

#define CEC_SFT_START_ON_TXSOM           ((uint32_t)0x00000000U)
#define CEC_SFT_START_ON_TX_RX_END       ((uint32_t)CEC_CFGR_SFTOPT)

#define CEC_REDUCED_LISTENING_MODE          ((uint32_t)0x00000000U)
#define CEC_FULL_LISTENING_MODE             ((uint32_t)CEC_CFGR_LSTN)

#define CEC_CFGR_OAR_LSB_POS            ((uint32_t) 16U)

#define CEC_INITIATOR_LSB_POS           ((uint32_t) 4U)

#define CEC_OWN_ADDRESS_NONE           ((uint16_t) 0x0000U)   /* Reset value */
#define CEC_OWN_ADDRESS_0              ((uint16_t) 0x0001U)   /* Logical Address 0 */
#define CEC_OWN_ADDRESS_1              ((uint16_t) 0x0002U)   /* Logical Address 1 */
#define CEC_OWN_ADDRESS_2              ((uint16_t) 0x0004U)   /* Logical Address 2 */
#define CEC_OWN_ADDRESS_3              ((uint16_t) 0x0008U)   /* Logical Address 3 */
#define CEC_OWN_ADDRESS_4              ((uint16_t) 0x0010U)   /* Logical Address 4 */
#define CEC_OWN_ADDRESS_5              ((uint16_t) 0x0020U)   /* Logical Address 5 */
#define CEC_OWN_ADDRESS_6              ((uint16_t) 0x0040U)   /* Logical Address 6 */
#define CEC_OWN_ADDRESS_7              ((uint16_t) 0x0080U)   /* Logical Address 7 */
#define CEC_OWN_ADDRESS_8              ((uint16_t) 0x0100U)   /* Logical Address 9 */
#define CEC_OWN_ADDRESS_9              ((uint16_t) 0x0200U)   /* Logical Address 10 */
#define CEC_OWN_ADDRESS_10             ((uint16_t) 0x0400U)   /* Logical Address 11 */
#define CEC_OWN_ADDRESS_11             ((uint16_t) 0x0800U)   /* Logical Address 12 */
#define CEC_OWN_ADDRESS_12             ((uint16_t) 0x1000U)   /* Logical Address 13 */
#define CEC_OWN_ADDRESS_13             ((uint16_t) 0x2000U)   /* Logical Address 14 */
#define CEC_OWN_ADDRESS_14             ((uint16_t) 0x4000U)   /* Logical Address 15 */

#define CEC_IT_TXACKE                   CEC_IER_TXACKEIE
#define CEC_IT_TXERR                    CEC_IER_TXERRIE
#define CEC_IT_TXUDR                    CEC_IER_TXUDRIE
#define CEC_IT_TXEND                    CEC_IER_TXENDIE
#define CEC_IT_TXBR                     CEC_IER_TXBRIE
#define CEC_IT_ARBLST                   CEC_IER_ARBLSTIE
#define CEC_IT_RXACKE                   CEC_IER_RXACKEIE
#define CEC_IT_LBPE                     CEC_IER_LBPEIE
#define CEC_IT_SBPE                     CEC_IER_SBPEIE
#define CEC_IT_BRE                      CEC_IER_BREIE
#define CEC_IT_RXOVR                    CEC_IER_RXOVRIE
#define CEC_IT_RXEND                    CEC_IER_RXENDIE
#define CEC_IT_RXBR                     CEC_IER_RXBRIE

#define CEC_FLAG_TXACKE                 CEC_ISR_TXACKE
#define CEC_FLAG_TXERR                  CEC_ISR_TXERR
#define CEC_FLAG_TXUDR                  CEC_ISR_TXUDR
#define CEC_FLAG_TXEND                  CEC_ISR_TXEND
#define CEC_FLAG_TXBR                   CEC_ISR_TXBR
#define CEC_FLAG_ARBLST                 CEC_ISR_ARBLST
#define CEC_FLAG_RXACKE                 CEC_ISR_RXACKE
#define CEC_FLAG_LBPE                   CEC_ISR_LBPE
#define CEC_FLAG_SBPE                   CEC_ISR_SBPE
#define CEC_FLAG_BRE                    CEC_ISR_BRE
#define CEC_FLAG_RXOVR                  CEC_ISR_RXOVR
#define CEC_FLAG_RXEND                  CEC_ISR_RXEND
#define CEC_FLAG_RXBR                   CEC_ISR_RXBR

#define CEC_ISR_ALL_ERROR              ((uint32_t)CEC_ISR_RXOVR|CEC_ISR_BRE|CEC_ISR_SBPE|CEC_ISR_LBPE|CEC_ISR_RXACKE|\
                                                  CEC_ISR_ARBLST|CEC_ISR_TXUDR|CEC_ISR_TXERR|CEC_ISR_TXACKE)

#define CEC_IER_RX_ALL_ERR              ((uint32_t)CEC_IER_RXACKEIE|CEC_IER_LBPEIE|CEC_IER_SBPEIE|CEC_IER_BREIE|CEC_IER_RXOVRIE)

#define CEC_IER_TX_ALL_ERR              ((uint32_t)CEC_IER_TXACKEIE|CEC_IER_TXERRIE|CEC_IER_TXUDRIE|CEC_IER_ARBLSTIE)

/* Exported macros -----------------------------------------------------------*/
#define __HAL_CEC_RESET_HANDLE_STATE(__HANDLE__) do{                                                   \
                                                       (__HANDLE__)->gState = HAL_CEC_STATE_RESET;     \
                                                       (__HANDLE__)->RxState = HAL_CEC_STATE_RESET;    \
                                                     } while(0)

#define __HAL_CEC_GET_FLAG(__HANDLE__, __FLAG__)        ((__HANDLE__)->Instance->ISR & (__FLAG__)) 

#define __HAL_CEC_CLEAR_FLAG(__HANDLE__, __FLAG__)         ((__HANDLE__)->Instance->ISR |= (__FLAG__)) 

#define __HAL_CEC_ENABLE_IT(__HANDLE__, __INTERRUPT__)     ((__HANDLE__)->Instance->IER |= (__INTERRUPT__))  

#define __HAL_CEC_DISABLE_IT(__HANDLE__, __INTERRUPT__)    ((__HANDLE__)->Instance->IER &= (~(__INTERRUPT__)))  

#define __HAL_CEC_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER & (__INTERRUPT__))

#define __HAL_CEC_ENABLE(__HANDLE__)                   ((__HANDLE__)->Instance->CR |=  CEC_CR_CECEN)

#define __HAL_CEC_DISABLE(__HANDLE__)                  ((__HANDLE__)->Instance->CR &=  ~CEC_CR_CECEN)

#define __HAL_CEC_FIRST_BYTE_TX_SET(__HANDLE__)        ((__HANDLE__)->Instance->CR |=  CEC_CR_TXSOM)

#define __HAL_CEC_LAST_BYTE_TX_SET(__HANDLE__)         ((__HANDLE__)->Instance->CR |=  CEC_CR_TXEOM)

#define __HAL_CEC_GET_TRANSMISSION_START_FLAG(__HANDLE__) ((__HANDLE__)->Instance->CR & CEC_CR_TXSOM)

#define __HAL_CEC_GET_TRANSMISSION_END_FLAG(__HANDLE__)   ((__HANDLE__)->Instance->CR & CEC_CR_TXEOM)   

#define __HAL_CEC_CLEAR_OAR(__HANDLE__)   CLEAR_BIT((__HANDLE__)->Instance->CFGR, CEC_CFGR_OAR)

#define __HAL_CEC_SET_OAR(__HANDLE__,__ADDRESS__)   SET_BIT((__HANDLE__)->Instance->CFGR, (__ADDRESS__)<< CEC_CFGR_OAR_LSB_POS)

/* Exported functions --------------------------------------------------------*/
/* Initialization and de-initialization functions  ****************************/
HAL_StatusTypeDef HAL_CEC_Init(CEC_HandleTypeDef *hcec);
HAL_StatusTypeDef HAL_CEC_DeInit(CEC_HandleTypeDef *hcec);
HAL_StatusTypeDef HAL_CEC_SetDeviceAddress(CEC_HandleTypeDef *hcec, uint16_t CEC_OwnAddress);
void HAL_CEC_MspInit(CEC_HandleTypeDef *hcec);
void HAL_CEC_MspDeInit(CEC_HandleTypeDef *hcec);
/* I/O operation functions  ***************************************************/
HAL_StatusTypeDef HAL_CEC_Transmit_IT(CEC_HandleTypeDef *hcec, uint8_t InitiatorAddress,uint8_t DestinationAddress, uint8_t *pData, uint32_t Size);
uint32_t HAL_CEC_GetLastReceivedFrameSize(CEC_HandleTypeDef *hcec);
void HAL_CEC_ChangeRxBuffer(CEC_HandleTypeDef *hcec, uint8_t* Rxbuffer);
void HAL_CEC_IRQHandler(CEC_HandleTypeDef *hcec);
void HAL_CEC_TxCpltCallback(CEC_HandleTypeDef *hcec);
void HAL_CEC_RxCpltCallback(CEC_HandleTypeDef *hcec, uint32_t RxFrameSize);
void HAL_CEC_ErrorCallback(CEC_HandleTypeDef *hcec);
/* Peripheral State functions  ************************************************/
HAL_CEC_StateTypeDef HAL_CEC_GetState(CEC_HandleTypeDef *hcec);
uint32_t HAL_CEC_GetError(CEC_HandleTypeDef *hcec);
/* Private types -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private constants ---------------------------------------------------------*/
/* Private macros ------------------------------------------------------------*/
#define IS_CEC_SIGNALFREETIME(__SFT__)     ((__SFT__) <= CEC_CFGR_SFT)  

#define IS_CEC_TOLERANCE(__RXTOL__)        (((__RXTOL__) == CEC_STANDARD_TOLERANCE) || \
                                            ((__RXTOL__) == CEC_EXTENDED_TOLERANCE))
                                            
#define IS_CEC_BRERXSTOP(__BRERXSTOP__)   (((__BRERXSTOP__) == CEC_NO_RX_STOP_ON_BRE) || \
                                           ((__BRERXSTOP__) == CEC_RX_STOP_ON_BRE))
                                           
#define IS_CEC_BREERRORBITGEN(__ERRORBITGEN__) (((__ERRORBITGEN__) == CEC_BRE_ERRORBIT_NO_GENERATION) || \
                                                ((__ERRORBITGEN__) == CEC_BRE_ERRORBIT_GENERATION))

#define IS_CEC_LBPEERRORBITGEN(__ERRORBITGEN__) (((__ERRORBITGEN__) == CEC_LBPE_ERRORBIT_NO_GENERATION) || \
                                                 ((__ERRORBITGEN__) == CEC_LBPE_ERRORBIT_GENERATION))
                                                 
#define IS_CEC_BROADCASTERROR_NO_ERRORBIT_GENERATION(__ERRORBITGEN__) (((__ERRORBITGEN__) == CEC_BROADCASTERROR_ERRORBIT_GENERATION) || \
                                                                       ((__ERRORBITGEN__) == CEC_BROADCASTERROR_NO_ERRORBIT_GENERATION))
                                                                       
#define IS_CEC_SFTOP(__SFTOP__)          (((__SFTOP__) == CEC_SFT_START_ON_TXSOM) || \
                                          ((__SFTOP__) == CEC_SFT_START_ON_TX_RX_END))
                                          
#define IS_CEC_LISTENING_MODE(__MODE__)     (((__MODE__) == CEC_REDUCED_LISTENING_MODE) || \
                                             ((__MODE__) == CEC_FULL_LISTENING_MODE))

#define IS_CEC_MSGSIZE(__SIZE__) ((__SIZE__) <= 0x10)  
                                                 
#define IS_CEC_OWN_ADDRESS(__ADDRESS__) ((__ADDRESS__) <= 0x7FFF)

#define IS_CEC_ADDRESS(__ADDRESS__) ((__ADDRESS__) <= 0xF) 

/* Private functions ---------------------------------------------------------*/
#ifdef __cplusplus
}
#endif

#endif /* __STM32F7xx_HAL_CEC_H */

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