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/**
******************************************************************************
* @file stm32f4xx_hal_cec.h
* @author MCD Application Team
* @brief Header file of CEC HAL module.
******************************************************************************
* @attention
*
* Copyright (c) 2016 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32F4xx_HAL_CEC_H
#define STM32F4xx_HAL_CEC_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal_def.h"
#if defined (CEC)
/** @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 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 CEC_Tolerance :
it is either CEC_STANDARD_TOLERANCE or CEC_EXTENDED_TOLERANCE */
uint32_t BRERxStop; /*!< Set BRESTP bit 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 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 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 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 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 ListenMode; /*!< Set LSTN bit 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. */
uint16_t OwnAddress; /*!< Own addresses configuration
This parameter can be a value of CEC_OWN_ADDRESS */
uint8_t *RxBuffer; /*!< CEC Rx buffer pointer */
} CEC_InitTypeDef;
/**
* @brief HAL CEC State definition
* @note HAL CEC State value is a combination of 2 different substates: gState and RxState
(see CEC_State_Definition).
* - gState contains CEC state information related to global Handle management
* and also information related to Tx operations.
* gState value coding follow below described bitmap :
* b7 (not used)
* x : Should be set to 0
* b6 Error information
* 0 : No Error
* 1 : Error
* b5 CEC peripheral initialization status
* 0 : Reset (peripheral not initialized)
* 1 : Init done (peripheral initialized. HAL CEC Init function already called)
* b4-b3 (not used)
* xx : Should be set to 00
* b2 Intrinsic process state
* 0 : Ready
* 1 : Busy (peripheral busy with some configuration or internal operations)
* b1 (not used)
* x : Should be set to 0
* b0 Tx state
* 0 : Ready (no Tx operation ongoing)
* 1 : Busy (Tx operation ongoing)
* - RxState contains information related to Rx operations.
* RxState value coding follow below described bitmap :
* b7-b6 (not used)
* xx : Should be set to 00
* b5 CEC peripheral initialization status
* 0 : Reset (peripheral not initialized)
* 1 : Init done (peripheral initialized)
* b4-b2 (not used)
* xxx : Should be set to 000
* b1 Rx state
* 0 : Ready (no Rx operation ongoing)
* 1 : Busy (Rx operation ongoing)
* b0 (not used)
* x : Should be set to 0.
*/
typedef uint32_t HAL_CEC_StateTypeDef;
/**
* @brief CEC handle Structure definition
*/
#if (USE_HAL_CEC_REGISTER_CALLBACKS == 1)
typedef struct __CEC_HandleTypeDef
#else
typedef struct
#endif /* USE_HAL_CEC_REGISTER_CALLBACKS */
{
CEC_TypeDef *Instance; /*!< CEC registers base address */
CEC_InitTypeDef Init; /*!< CEC communication parameters */
const uint8_t *pTxBuffPtr; /*!< Pointer to CEC Tx transfer Buffer */
uint16_t TxXferCount; /*!< CEC Tx Transfer Counter */
uint16_t RxXferSize; /*!< CEC Rx Transfer size, 0: header received only */
HAL_LockTypeDef Lock; /*!< Locking object */
HAL_CEC_StateTypeDef gState; /*!< CEC state information related to global Handle management
and also related to Tx operations.
This parameter can be a value of HAL_CEC_StateTypeDef */
HAL_CEC_StateTypeDef RxState; /*!< CEC state information related to Rx operations.
This parameter can be a value of HAL_CEC_StateTypeDef */
uint32_t ErrorCode; /*!< For errors handling purposes, copy of ISR register
in case error is reported */
#if (USE_HAL_CEC_REGISTER_CALLBACKS == 1)
void (* TxCpltCallback)(struct __CEC_HandleTypeDef
*hcec); /*!< CEC Tx Transfer completed callback */
void (* RxCpltCallback)(struct __CEC_HandleTypeDef *hcec,
uint32_t RxFrameSize); /*!< CEC Rx Transfer completed callback */
void (* ErrorCallback)(struct __CEC_HandleTypeDef *hcec); /*!< CEC error callback */
void (* MspInitCallback)(struct __CEC_HandleTypeDef *hcec); /*!< CEC Msp Init callback */
void (* MspDeInitCallback)(struct __CEC_HandleTypeDef *hcec); /*!< CEC Msp DeInit callback */
#endif /* (USE_HAL_CEC_REGISTER_CALLBACKS) */
} CEC_HandleTypeDef;
#if (USE_HAL_CEC_REGISTER_CALLBACKS == 1)
/**
* @brief HAL CEC Callback ID enumeration definition
*/
typedef enum
{
HAL_CEC_TX_CPLT_CB_ID = 0x00U, /*!< CEC Tx Transfer completed callback ID */
HAL_CEC_RX_CPLT_CB_ID = 0x01U, /*!< CEC Rx Transfer completed callback ID */
HAL_CEC_ERROR_CB_ID = 0x02U, /*!< CEC error callback ID */
HAL_CEC_MSPINIT_CB_ID = 0x03U, /*!< CEC Msp Init callback ID */
HAL_CEC_MSPDEINIT_CB_ID = 0x04U /*!< CEC Msp DeInit callback ID */
} HAL_CEC_CallbackIDTypeDef;
/**
* @brief HAL CEC Callback pointer definition
*/
typedef void (*pCEC_CallbackTypeDef)(CEC_HandleTypeDef *hcec); /*!< pointer to an CEC callback function */
typedef void (*pCEC_RxCallbackTypeDef)(CEC_HandleTypeDef *hcec,
uint32_t RxFrameSize); /*!< pointer to an Rx Transfer completed
callback function */
#endif /* USE_HAL_CEC_REGISTER_CALLBACKS */
/**
* @}
*/
/* Exported constants --------------------------------------------------------*/
/** @defgroup CEC_Exported_Constants CEC Exported Constants
* @{
*/
/** @defgroup CEC_State_Definition CEC State Code Definition
* @{
*/
#define HAL_CEC_STATE_RESET ((uint32_t)0x00000000) /*!< Peripheral is not yet Initialized
Value is allowed for gState and RxState */
#define HAL_CEC_STATE_READY ((uint32_t)0x00000020) /*!< Peripheral Initialized and ready for use
Value is allowed for gState and RxState */
#define HAL_CEC_STATE_BUSY ((uint32_t)0x00000024) /*!< an internal process is ongoing
Value is allowed for gState only */
#define HAL_CEC_STATE_BUSY_RX ((uint32_t)0x00000022) /*!< Data Reception process is ongoing
Value is allowed for RxState only */
#define HAL_CEC_STATE_BUSY_TX ((uint32_t)0x00000021) /*!< Data Transmission process is ongoing
Value is allowed for gState only */
#define HAL_CEC_STATE_BUSY_RX_TX ((uint32_t)0x00000023) /*!< an internal process is ongoing
Value is allowed for gState only */
#define HAL_CEC_STATE_ERROR ((uint32_t)0x00000050) /*!< Error Value is allowed for gState only */
/**
* @}
*/
/** @defgroup CEC_Error_Code CEC Error Code
* @{
*/
#define HAL_CEC_ERROR_NONE (uint32_t) 0x0000U /*!< 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 */
#if (USE_HAL_CEC_REGISTER_CALLBACKS == 1)
#define HAL_CEC_ERROR_INVALID_CALLBACK ((uint32_t)0x00002000U) /*!< Invalid Callback Error */
#endif /* USE_HAL_CEC_REGISTER_CALLBACKS */
/**
* @}
*/
/** @defgroup CEC_Signal_Free_Time CEC Signal Free Time setting parameter
* @{
*/
#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)
/**
* @}
*/
/** @defgroup CEC_Tolerance CEC Receiver Tolerance
* @{
*/
#define CEC_STANDARD_TOLERANCE ((uint32_t)0x00000000U)
#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)0x00000000U)
#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)0x00000000U)
#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)0x00000000U)
#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)0x00000000U)
#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)0x00000000U)
#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)0x00000000U)
#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) 16U)
/**
* @}
*/
/** @defgroup CEC_Initiator_Position CEC Initiator logical address position in message header
* @{
*/
#define CEC_INITIATOR_LSB_POS ((uint32_t) 4U)
/**
* @}
*/
/** @defgroup CEC_OWN_ADDRESS CEC Own Address
* @{
*/
#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 */
/**
* @}
*/
/** @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 gstate & RxState
* @param __HANDLE__ CEC handle.
* @retval None
*/
#if (USE_HAL_CEC_REGISTER_CALLBACKS == 1)
#define __HAL_CEC_RESET_HANDLE_STATE(__HANDLE__) do{ \
(__HANDLE__)->gState = HAL_CEC_STATE_RESET; \
(__HANDLE__)->RxState = HAL_CEC_STATE_RESET; \
(__HANDLE__)->MspInitCallback = NULL; \
(__HANDLE__)->MspDeInitCallback = NULL; \
} while(0)
#else
#define __HAL_CEC_RESET_HANDLE_STATE(__HANDLE__) do{ \
(__HANDLE__)->gState = HAL_CEC_STATE_RESET; \
(__HANDLE__)->RxState = HAL_CEC_STATE_RESET; \
} while(0)
#endif /* USE_HAL_CEC_REGISTER_CALLBACKS */
/** @brief Checks whether or not the specified CEC interrupt flag is set.
* @param __HANDLE__ specifies the CEC Handle.
* @param __FLAG__ specifies the flag 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 Rising 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 Rising 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);
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);
#if (USE_HAL_CEC_REGISTER_CALLBACKS == 1)
HAL_StatusTypeDef HAL_CEC_RegisterCallback(CEC_HandleTypeDef *hcec, HAL_CEC_CallbackIDTypeDef CallbackID,
pCEC_CallbackTypeDef pCallback);
HAL_StatusTypeDef HAL_CEC_UnRegisterCallback(CEC_HandleTypeDef *hcec, HAL_CEC_CallbackIDTypeDef CallbackID);
HAL_StatusTypeDef HAL_CEC_RegisterRxCpltCallback(CEC_HandleTypeDef *hcec, pCEC_RxCallbackTypeDef pCallback);
HAL_StatusTypeDef HAL_CEC_UnRegisterRxCpltCallback(CEC_HandleTypeDef *hcec);
#endif /* USE_HAL_CEC_REGISTER_CALLBACKS */
/**
* @}
*/
/** @addtogroup CEC_Exported_Functions_Group2
* @{
*/
/* I/O operation functions ***************************************************/
HAL_StatusTypeDef HAL_CEC_Transmit_IT(CEC_HandleTypeDef *hcec, uint8_t InitiatorAddress, uint8_t DestinationAddress,
const uint8_t *pData, uint32_t Size);
uint32_t HAL_CEC_GetLastReceivedFrameSize(const 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);
/**
* @}
*/
/** @addtogroup CEC_Exported_Functions_Group3
* @{
*/
/* Peripheral State functions ************************************************/
HAL_CEC_StateTypeDef HAL_CEC_GetState(const CEC_HandleTypeDef *hcec);
uint32_t HAL_CEC_GetError(const 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 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__) <= 0x10U)
/** @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_OWN_ADDRESS(__ADDRESS__) ((__ADDRESS__) <= 0x7FFFU)
/** @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__) <= 0xFU)
/**
* @}
*/
/* Private functions ---------------------------------------------------------*/
/** @defgroup CEC_Private_Functions CEC Private Functions
* @{
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#endif /* CEC */
#ifdef __cplusplus
}
#endif
#endif /* STM32F4xxHAL_CEC_H */
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