/**
******************************************************************************
* @file stm32f4xx_hal_cec.h
* @author MCD Application Team
* @version V1.3.2
* @date 26-June-2015
* @brief Header file of CEC 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_CEC_H
#define __STM32F4xx_HAL_CEC_H
#ifdef __cplusplus
extern "C" {
#endif
#if defined(STM32F446xx)
/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal_def.h"
/** @addtogroup STM32F4xx_HAL_Driver
* @{
*/
/** @addtogroup CEC
* @{
*/
/* Exported types ------------------------------------------------------------*/
/** @defgroup CEC_Exported_Types CEC Exported Types
* @{
*/
/**
* @brief CEC Init Structure definition
*/
typedef struct
{
uint32_t SignalFreeTime; /*!< Set SFT field, specifies the Signal Free Time.
It can be one of @ref CEC_Signal_Free_Time
and belongs to the set {0,...,7} where
0x0 is the default configuration
else means 0.5 + (SignalFreeTime - 1) nominal data bit periods */
uint32_t Tolerance; /*!< Set RXTOL bit, specifies the tolerance accepted on the received waveforms,
it can be a value of @ref CEC_Tolerance : it is either CEC_STANDARD_TOLERANCE
or CEC_EXTENDED_TOLERANCE */
uint32_t BRERxStop; /*!< Set BRESTP bit @ref CEC_BRERxStop : specifies whether or not a Bit Rising Error stops the reception.
CEC_NO_RX_STOP_ON_BRE: reception is not stopped.
CEC_RX_STOP_ON_BRE: reception is stopped. */
uint32_t BREErrorBitGen; /*!< Set BREGEN bit @ref CEC_BREErrorBitGen : specifies whether or not an Error-Bit is generated on the
CEC line upon Bit Rising Error detection.
CEC_BRE_ERRORBIT_NO_GENERATION: no error-bit generation.
CEC_BRE_ERRORBIT_GENERATION: error-bit generation if BRESTP is set. */
uint32_t LBPEErrorBitGen; /*!< Set LBPEGEN bit @ref CEC_LBPEErrorBitGen : specifies whether or not an Error-Bit is generated on the
CEC line upon Long Bit Period Error detection.
CEC_LBPE_ERRORBIT_NO_GENERATION: no error-bit generation.
CEC_LBPE_ERRORBIT_GENERATION: error-bit generation. */
uint32_t BroadcastMsgNoErrorBitGen; /*!< Set BRDNOGEN bit @ref CEC_BroadCastMsgErrorBitGen : allows to avoid an Error-Bit generation on the CEC line
upon an error detected on a broadcast message.
It supersedes BREGEN and LBPEGEN bits for a broadcast message error handling. It can take two values:
1) CEC_BROADCASTERROR_ERRORBIT_GENERATION.
a) BRE detection: error-bit generation on the CEC line if BRESTP=CEC_RX_STOP_ON_BRE
and BREGEN=CEC_BRE_ERRORBIT_NO_GENERATION.
b) LBPE detection: error-bit generation on the CEC line
if LBPGEN=CEC_LBPE_ERRORBIT_NO_GENERATION.
2) CEC_BROADCASTERROR_NO_ERRORBIT_GENERATION.
no error-bit generation in case neither a) nor b) are satisfied. Additionally,
there is no error-bit generation in case of Short Bit Period Error detection in
a broadcast message while LSTN bit is set. */
uint32_t SignalFreeTimeOption; /*!< Set SFTOP bit @ref CEC_SFT_Option : specifies when SFT timer starts.
CEC_SFT_START_ON_TXSOM SFT: timer starts when TXSOM is set by software.
CEC_SFT_START_ON_TX_RX_END: SFT timer starts automatically at the end of message transmission/reception. */
uint32_t OwnAddress; /*!< Set OAR field, specifies CEC device address within a 15-bit long field */
uint32_t ListenMode; /*!< Set LSTN bit @ref CEC_Listening_Mode : specifies device listening mode. It can take two values:
CEC_REDUCED_LISTENING_MODE: CEC peripheral receives only message addressed to its
own address (OAR). Messages addressed to different destination are ignored.
Broadcast messages are always received.
CEC_FULL_LISTENING_MODE: CEC peripheral receives messages addressed to its own
address (OAR) with positive acknowledge. Messages addressed to different destination
are received, but without interfering with the CEC bus: no acknowledge sent. */
uint8_t InitiatorAddress; /* Initiator address (source logical address, sent in each header) */
}CEC_InitTypeDef;
/**
* @brief HAL CEC State structures definition
*/
typedef enum
{
HAL_CEC_STATE_RESET = 0x00, /*!< Peripheral Reset state */
HAL_CEC_STATE_READY = 0x01, /*!< Peripheral Initialized and ready for use */
HAL_CEC_STATE_BUSY = 0x02, /*!< an internal process is ongoing */
HAL_CEC_STATE_BUSY_TX = 0x03, /*!< Data Transmission process is ongoing */
HAL_CEC_STATE_BUSY_RX = 0x04, /*!< Data Reception process is ongoing */
HAL_CEC_STATE_STANDBY_RX = 0x05, /*!< IP ready to receive, doesn't prevent IP to transmit */
HAL_CEC_STATE_TIMEOUT = 0x06, /*!< Timeout state */
HAL_CEC_STATE_ERROR = 0x07 /*!< State Error */
}HAL_CEC_StateTypeDef;
/**
* @brief CEC handle Structure definition
*/
typedef struct
{
CEC_TypeDef *Instance; /* CEC registers base address */
CEC_InitTypeDef Init; /* CEC communication parameters */
uint8_t *pTxBuffPtr; /* Pointer to CEC Tx transfer Buffer */
uint16_t TxXferCount; /* CEC Tx Transfer Counter */
uint8_t *pRxBuffPtr; /* Pointer to CEC Rx transfer Buffer */
uint16_t RxXferSize; /* CEC Rx Transfer size, 0: header received only */
uint32_t ErrorCode; /* For errors handling purposes, copy of ISR register
in case error is reported */
HAL_LockTypeDef Lock; /* Locking object */
HAL_CEC_StateTypeDef State; /* CEC communication state */
}CEC_HandleTypeDef;
/**
* @}
*/
/* Exported constants --------------------------------------------------------*/
/** @defgroup CEC_Exported_Constants CEC Exported Constants
* @{
*/
/** @defgroup CEC_Error_Code CEC Error Code
* @{
*/
#define HAL_CEC_ERROR_NONE (uint32_t) 0x0 /*!< no error */
#define HAL_CEC_ERROR_RXOVR CEC_ISR_RXOVR /*!< CEC Rx-Overrun */
#define HAL_CEC_ERROR_BRE CEC_ISR_BRE /*!< CEC Rx Bit Rising Error */
#define HAL_CEC_ERROR_SBPE CEC_ISR_SBPE /*!< CEC Rx Short Bit period Error */
#define HAL_CEC_ERROR_LBPE CEC_ISR_LBPE /*!< CEC Rx Long Bit period Error */
#define HAL_CEC_ERROR_RXACKE CEC_ISR_RXACKE /*!< CEC Rx Missing Acknowledge */
#define HAL_CEC_ERROR_ARBLST CEC_ISR_ARBLST /*!< CEC Arbitration Lost */
#define HAL_CEC_ERROR_TXUDR CEC_ISR_TXUDR /*!< CEC Tx-Buffer Underrun */
#define HAL_CEC_ERROR_TXERR CEC_ISR_TXERR /*!< CEC Tx-Error */
#define HAL_CEC_ERROR_TXACKE CEC_ISR_TXACKE /*!< CEC Tx Missing Acknowledge */
/**
* @}
*/
/** @defgroup CEC_Signal_Free_Time CEC Signal Free Time setting parameter
* @{
*/
#define CEC_DEFAULT_SFT ((uint32_t)0x00000000)
#define CEC_0_5_BITPERIOD_SFT ((uint32_t)0x00000001)
#define CEC_1_5_BITPERIOD_SFT ((uint32_t)0x00000002)
#define CEC_2_5_BITPERIOD_SFT ((uint32_t)0x00000003)
#define CEC_3_5_BITPERIOD_SFT ((uint32_t)0x00000004)
#define CEC_4_5_BITPERIOD_SFT ((uint32_t)0x00000005)
#define CEC_5_5_BITPERIOD_SFT ((uint32_t)0x00000006)
#define CEC_6_5_BITPERIOD_SFT ((uint32_t)0x00000007)
/**
* @}
*/
/** @defgroup CEC_Tolerance CEC Receiver Tolerance
* @{
*/
#define CEC_STANDARD_TOLERANCE ((uint32_t)0x00000000)
#define CEC_EXTENDED_TOLERANCE ((uint32_t)CEC_CFGR_RXTOL)
/**
* @}
*/
/** @defgroup CEC_BRERxStop CEC Reception Stop on Error
* @{
*/
#define CEC_NO_RX_STOP_ON_BRE ((uint32_t)0x00000000)
#define CEC_RX_STOP_ON_BRE ((uint32_t)CEC_CFGR_BRESTP)
/**
* @}
*/
/** @defgroup CEC_BREErrorBitGen CEC Error Bit Generation if Bit Rise Error reported
* @{
*/
#define CEC_BRE_ERRORBIT_NO_GENERATION ((uint32_t)0x00000000)
#define CEC_BRE_ERRORBIT_GENERATION ((uint32_t)CEC_CFGR_BREGEN)
/**
* @}
*/
/** @defgroup CEC_LBPEErrorBitGen CEC Error Bit Generation if Long Bit Period Error reported
* @{
*/
#define CEC_LBPE_ERRORBIT_NO_GENERATION ((uint32_t)0x00000000)
#define CEC_LBPE_ERRORBIT_GENERATION ((uint32_t)CEC_CFGR_LBPEGEN)
/**
* @}
*/
/** @defgroup CEC_BroadCastMsgErrorBitGen CEC Error Bit Generation on Broadcast message
* @{
*/
#define CEC_BROADCASTERROR_ERRORBIT_GENERATION ((uint32_t)0x00000000)
#define CEC_BROADCASTERROR_NO_ERRORBIT_GENERATION ((uint32_t)CEC_CFGR_BRDNOGEN)
/**
* @}
*/
/** @defgroup CEC_SFT_Option CEC Signal Free Time start option
* @{
*/
#define CEC_SFT_START_ON_TXSOM ((uint32_t)0x00000000)
#define CEC_SFT_START_ON_TX_RX_END ((uint32_t)CEC_CFGR_SFTOPT)
/**
* @}
*/
/** @defgroup CEC_Listening_Mode CEC Listening mode option
* @{
*/
#define CEC_REDUCED_LISTENING_MODE ((uint32_t)0x00000000)
#define CEC_FULL_LISTENING_MODE ((uint32_t)CEC_CFGR_LSTN)
/**
* @}
*/
/** @defgroup CEC_OAR_Position CEC Device Own Address position in CEC CFGR register
* @{
*/
#define CEC_CFGR_OAR_LSB_POS ((uint32_t) 16)
/**
* @}
*/
/** @defgroup CEC_Initiator_Position CEC Initiator logical address position in message header
* @{
*/
#define CEC_INITIATOR_LSB_POS ((uint32_t) 4)
/**
* @}
*/
/** @defgroup CEC_Interrupts_Definitions CEC Interrupts definition
* @{
*/
#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
/**
* @}
*/
/** @defgroup CEC_Flags_Definitions CEC Flags definition
* @{
*/
#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
/**
* @}
*/
/** @defgroup CEC_ALL_ERROR CEC all RX or TX errors flags
* @{
*/
#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)
/**
* @}
*/
/** @defgroup CEC_IER_ALL_RX CEC all RX errors interrupts enabling flag
* @{
*/
#define CEC_IER_RX_ALL_ERR ((uint32_t)CEC_IER_RXACKEIE|CEC_IER_LBPEIE|CEC_IER_SBPEIE|CEC_IER_BREIE|CEC_IER_RXOVRIE)
/**
* @}
*/
/** @defgroup CEC_IER_ALL_TX CEC all TX errors interrupts enabling flag
* @{
*/
#define CEC_IER_TX_ALL_ERR ((uint32_t)CEC_IER_TXACKEIE|CEC_IER_TXERRIE|CEC_IER_TXUDRIE|CEC_IER_ARBLSTIE)
/**
* @}
*/
/**
* @}
*/
/* Exported macros -----------------------------------------------------------*/
/** @defgroup CEC_Exported_Macros CEC Exported Macros
* @{
*/
/** @brief Reset CEC handle state
* @param __HANDLE__: CEC handle.
* @retval None
*/
#define __HAL_CEC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_CEC_STATE_RESET)
/** @brief Checks whether or not the specified CEC interrupt flag is set.
* @param __HANDLE__: specifies the CEC Handle.
* @param __FLAG__: specifies the interrupt to check.
* @arg CEC_FLAG_TXACKE: Tx Missing acknowledge Error
* @arg CEC_FLAG_TXERR: Tx Error.
* @arg CEC_FLAG_TXUDR: Tx-Buffer Underrun.
* @arg CEC_FLAG_TXEND: End of transmission (successful transmission of the last byte).
* @arg CEC_FLAG_TXBR: Tx-Byte Request.
* @arg CEC_FLAG_ARBLST: Arbitration Lost
* @arg CEC_FLAG_RXACKE: Rx-Missing Acknowledge
* @arg CEC_FLAG_LBPE: Rx Long period Error
* @arg CEC_FLAG_SBPE: Rx Short period Error
* @arg CEC_FLAG_BRE: Rx Bit Rissing Error
* @arg CEC_FLAG_RXOVR: Rx Overrun.
* @arg CEC_FLAG_RXEND: End Of Reception.
* @arg CEC_FLAG_RXBR: Rx-Byte Received.
* @retval ITStatus
*/
#define __HAL_CEC_GET_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ISR & (__FLAG__))
/** @brief Clears the interrupt or status flag when raised (write at 1)
* @param __HANDLE__: specifies the CEC Handle.
* @param __FLAG__: specifies the interrupt/status flag to clear.
* This parameter can be one of the following values:
* @arg CEC_FLAG_TXACKE: Tx Missing acknowledge Error
* @arg CEC_FLAG_TXERR: Tx Error.
* @arg CEC_FLAG_TXUDR: Tx-Buffer Underrun.
* @arg CEC_FLAG_TXEND: End of transmission (successful transmission of the last byte).
* @arg CEC_FLAG_TXBR: Tx-Byte Request.
* @arg CEC_FLAG_ARBLST: Arbitration Lost
* @arg CEC_FLAG_RXACKE: Rx-Missing Acknowledge
* @arg CEC_FLAG_LBPE: Rx Long period Error
* @arg CEC_FLAG_SBPE: Rx Short period Error
* @arg CEC_FLAG_BRE: Rx Bit Rissing Error
* @arg CEC_FLAG_RXOVR: Rx Overrun.
* @arg CEC_FLAG_RXEND: End Of Reception.
* @arg CEC_FLAG_RXBR: Rx-Byte Received.
* @retval none
*/
#define __HAL_CEC_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ISR |= (__FLAG__))
/** @brief Enables the specified CEC interrupt.
* @param __HANDLE__: specifies the CEC Handle.
* @param __INTERRUPT__: specifies the CEC interrupt to enable.
* This parameter can be one of the following values:
* @arg CEC_IT_TXACKE: Tx Missing acknowledge Error IT Enable
* @arg CEC_IT_TXERR: Tx Error IT Enable
* @arg CEC_IT_TXUDR: Tx-Buffer Underrun IT Enable
* @arg CEC_IT_TXEND: End of transmission IT Enable
* @arg CEC_IT_TXBR: Tx-Byte Request IT Enable
* @arg CEC_IT_ARBLST: Arbitration Lost IT Enable
* @arg CEC_IT_RXACKE: Rx-Missing Acknowledge IT Enable
* @arg CEC_IT_LBPE: Rx Long period Error IT Enable
* @arg CEC_IT_SBPE: Rx Short period Error IT Enable
* @arg CEC_IT_BRE: Rx Bit Rising Error IT Enable
* @arg CEC_IT_RXOVR: Rx Overrun IT Enable
* @arg CEC_IT_RXEND: End Of Reception IT Enable
* @arg CEC_IT_RXBR: Rx-Byte Received IT Enable
* @retval none
*/
#define __HAL_CEC_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER |= (__INTERRUPT__))
/** @brief Disables the specified CEC interrupt.
* @param __HANDLE__: specifies the CEC Handle.
* @param __INTERRUPT__: specifies the CEC interrupt to disable.
* This parameter can be one of the following values:
* @arg CEC_IT_TXACKE: Tx Missing acknowledge Error IT Enable
* @arg CEC_IT_TXERR: Tx Error IT Enable
* @arg CEC_IT_TXUDR: Tx-Buffer Underrun IT Enable
* @arg CEC_IT_TXEND: End of transmission IT Enable
* @arg CEC_IT_TXBR: Tx-Byte Request IT Enable
* @arg CEC_IT_ARBLST: Arbitration Lost IT Enable
* @arg CEC_IT_RXACKE: Rx-Missing Acknowledge IT Enable
* @arg CEC_IT_LBPE: Rx Long period Error IT Enable
* @arg CEC_IT_SBPE: Rx Short period Error IT Enable
* @arg CEC_IT_BRE: Rx Bit Rising Error IT Enable
* @arg CEC_IT_RXOVR: Rx Overrun IT Enable
* @arg CEC_IT_RXEND: End Of Reception IT Enable
* @arg CEC_IT_RXBR: Rx-Byte Received IT Enable
* @retval none
*/
#define __HAL_CEC_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER &= (~(__INTERRUPT__)))
/** @brief Checks whether or not the specified CEC interrupt is enabled.
* @param __HANDLE__: specifies the CEC Handle.
* @param __INTERRUPT__: specifies the CEC interrupt to check.
* This parameter can be one of the following values:
* @arg CEC_IT_TXACKE: Tx Missing acknowledge Error IT Enable
* @arg CEC_IT_TXERR: Tx Error IT Enable
* @arg CEC_IT_TXUDR: Tx-Buffer Underrun IT Enable
* @arg CEC_IT_TXEND: End of transmission IT Enable
* @arg CEC_IT_TXBR: Tx-Byte Request IT Enable
* @arg CEC_IT_ARBLST: Arbitration Lost IT Enable
* @arg CEC_IT_RXACKE: Rx-Missing Acknowledge IT Enable
* @arg CEC_IT_LBPE: Rx Long period Error IT Enable
* @arg CEC_IT_SBPE: Rx Short period Error IT Enable
* @arg CEC_IT_BRE: Rx Bit Rising Error IT Enable
* @arg CEC_IT_RXOVR: Rx Overrun IT Enable
* @arg CEC_IT_RXEND: End Of Reception IT Enable
* @arg CEC_IT_RXBR: Rx-Byte Received IT Enable
* @retval FlagStatus
*/
#define __HAL_CEC_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->IER & (__INTERRUPT__))
/** @brief Enables the CEC device
* @param __HANDLE__: specifies the CEC Handle.
* @retval none
*/
#define __HAL_CEC_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= CEC_CR_CECEN)
/** @brief Disables the CEC device
* @param __HANDLE__: specifies the CEC Handle.
* @retval none
*/
#define __HAL_CEC_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~CEC_CR_CECEN)
/** @brief Set Transmission Start flag
* @param __HANDLE__: specifies the CEC Handle.
* @retval none
*/
#define __HAL_CEC_FIRST_BYTE_TX_SET(__HANDLE__) ((__HANDLE__)->Instance->CR |= CEC_CR_TXSOM)
/** @brief Set Transmission End flag
* @param __HANDLE__: specifies the CEC Handle.
* @retval none
* If the CEC message consists of only one byte, TXEOM must be set before of TXSOM.
*/
#define __HAL_CEC_LAST_BYTE_TX_SET(__HANDLE__) ((__HANDLE__)->Instance->CR |= CEC_CR_TXEOM)
/** @brief Get Transmission Start flag
* @param __HANDLE__: specifies the CEC Handle.
* @retval FlagStatus
*/
#define __HAL_CEC_GET_TRANSMISSION_START_FLAG(__HANDLE__) ((__HANDLE__)->Instance->CR & CEC_CR_TXSOM)
/** @brief Get Transmission End flag
* @param __HANDLE__: specifies the CEC Handle.
* @retval FlagStatus
*/
#define __HAL_CEC_GET_TRANSMISSION_END_FLAG(__HANDLE__) ((__HANDLE__)->Instance->CR & CEC_CR_TXEOM)
/** @brief Clear OAR register
* @param __HANDLE__: specifies the CEC Handle.
* @retval none
*/
#define __HAL_CEC_CLEAR_OAR(__HANDLE__) CLEAR_BIT((__HANDLE__)->Instance->CFGR, CEC_CFGR_OAR)
/** @brief Set OAR register (without resetting previously set address in case of multi-address mode)
* To reset OAR, __HAL_CEC_CLEAR_OAR() needs to be called beforehand
* @param __HANDLE__: specifies the CEC Handle.
* @param __ADDRESS__: Own Address value (CEC logical address is identified by bit position)
* @retval none
*/
#define __HAL_CEC_SET_OAR(__HANDLE__,__ADDRESS__) SET_BIT((__HANDLE__)->Instance->CFGR, (__ADDRESS__)<< CEC_CFGR_OAR_LSB_POS)
/**
* @}
*/
/* Exported functions --------------------------------------------------------*/
/** @addtogroup CEC_Exported_Functions
* @{
*/
/** @addtogroup CEC_Exported_Functions_Group1
* @{
*/
/* Initialization and de-initialization functions ****************************/
HAL_StatusTypeDef HAL_CEC_Init(CEC_HandleTypeDef *hcec);
HAL_StatusTypeDef HAL_CEC_DeInit(CEC_HandleTypeDef *hcec);
void HAL_CEC_MspInit(CEC_HandleTypeDef *hcec);
void HAL_CEC_MspDeInit(CEC_HandleTypeDef *hcec);
/**
* @}
*/
/** @addtogroup CEC_Exported_Functions_Group2
* @{
*/
/* I/O operation functions ***************************************************/
HAL_StatusTypeDef HAL_CEC_Transmit(CEC_HandleTypeDef *hcec, uint8_t DestinationAddress, uint8_t *pData, uint32_t Size, uint32_t Timeout);
HAL_StatusTypeDef HAL_CEC_Receive(CEC_HandleTypeDef *hcec, uint8_t *pData, uint32_t Timeout);
HAL_StatusTypeDef HAL_CEC_Transmit_IT(CEC_HandleTypeDef *hcec, uint8_t DestinationAddress, uint8_t *pData, uint32_t Size);
HAL_StatusTypeDef HAL_CEC_Receive_IT(CEC_HandleTypeDef *hcec, uint8_t *pData);
uint32_t HAL_CEC_GetReceivedFrameSize(CEC_HandleTypeDef *hcec);
void HAL_CEC_IRQHandler(CEC_HandleTypeDef *hcec);
void HAL_CEC_TxCpltCallback(CEC_HandleTypeDef *hcec);
void HAL_CEC_RxCpltCallback(CEC_HandleTypeDef *hcec);
void HAL_CEC_ErrorCallback(CEC_HandleTypeDef *hcec);
/**
* @}
*/
/** @addtogroup CEC_Exported_Functions_Group3
* @{
*/
/* Peripheral State functions ************************************************/
HAL_CEC_StateTypeDef HAL_CEC_GetState(CEC_HandleTypeDef *hcec);
uint32_t HAL_CEC_GetError(CEC_HandleTypeDef *hcec);
/**
* @}
*/
/**
* @}
*/
/* Private types -------------------------------------------------------------*/
/** @defgroup CEC_Private_Types CEC Private Types
* @{
*/
/**
* @}
*/
/* Private variables ---------------------------------------------------------*/
/** @defgroup CEC_Private_Variables CEC Private Variables
* @{
*/
/**
* @}
*/
/* Private constants ---------------------------------------------------------*/
/** @defgroup CEC_Private_Constants CEC Private Constants
* @{
*/
/**
* @}
*/
/* Private macros ------------------------------------------------------------*/
/** @defgroup CEC_Private_Macros CEC 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))
/** @brief Check CEC device Own Address Register (OAR) setting.
* OAR address is written in a 15-bit field within CEC_CFGR register.
* @param __ADDRESS__: CEC own address.
* @retval Test result (TRUE or FALSE).
*/
#define IS_CEC_OAR_ADDRESS(__ADDRESS__) ((__ADDRESS__) <= 0x07FFF)
/** @brief Check CEC initiator or destination logical address setting.
* Initiator and destination addresses are coded over 4 bits.
* @param __ADDRESS__: CEC initiator or logical address.
* @retval Test result (TRUE or FALSE).
*/
#define IS_CEC_ADDRESS(__ADDRESS__) ((__ADDRESS__) <= 0xF)
/** @brief Check CEC message size.
* The message size is the payload size: without counting the header,
* it varies from 0 byte (ping operation, one header only, no payload) to
* 15 bytes (1 opcode and up to 14 operands following the header).
* @param __SIZE__: CEC message size.
* @retval Test result (TRUE or FALSE).
*/
#define IS_CEC_MSGSIZE(__SIZE__) ((__SIZE__) <= 0xF)
/**
* @}
*/
/* Private functions ---------------------------------------------------------*/
/** @defgroup CEC_Private_Functions CEC Private Functions
* @{
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#endif /* STM32F446xx */
#ifdef __cplusplus
}
#endif
#endif /* __STM32F4xx_HAL_CEC_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
