805 lines
36 KiB
C
805 lines
36 KiB
C
/**
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******************************************************************************
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* @file stm32h7xx_hal_cec.h
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* @author MCD Application Team
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* @brief Header file of CEC HAL module.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2017 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef STM32H7xx_HAL_CEC_H
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#define STM32H7xx_HAL_CEC_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "stm32h7xx_hal_def.h"
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#if defined (CEC)
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/** @addtogroup STM32H7xx_HAL_Driver
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* @{
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*/
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/** @addtogroup CEC
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* @{
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*/
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/* Exported types ------------------------------------------------------------*/
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/** @defgroup CEC_Exported_Types CEC Exported Types
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* @{
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*/
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/**
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* @brief CEC Init Structure definition
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*/
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typedef struct
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{
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uint32_t SignalFreeTime; /*!< Set SFT field, specifies the Signal Free Time.
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It can be one of CEC_Signal_Free_Time
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and belongs to the set {0,...,7} where
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0x0 is the default configuration
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else means 0.5 + (SignalFreeTime - 1) nominal data bit periods */
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uint32_t Tolerance; /*!< Set RXTOL bit, specifies the tolerance accepted on the received waveforms,
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it can be a value of CEC_Tolerance :
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it is either CEC_STANDARD_TOLERANCE or CEC_EXTENDED_TOLERANCE */
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uint32_t BRERxStop; /*!< Set BRESTP bit CEC_BRERxStop : specifies whether or not a Bit Rising
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Error stops the reception.
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CEC_NO_RX_STOP_ON_BRE: reception is not stopped.
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CEC_RX_STOP_ON_BRE: reception is stopped. */
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uint32_t BREErrorBitGen; /*!< Set BREGEN bit CEC_BREErrorBitGen : specifies whether or not an
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Error-Bit is generated on the
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CEC line upon Bit Rising Error detection.
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CEC_BRE_ERRORBIT_NO_GENERATION: no error-bit generation.
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CEC_BRE_ERRORBIT_GENERATION: error-bit generation if BRESTP is set. */
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uint32_t LBPEErrorBitGen; /*!< Set LBPEGEN bit CEC_LBPEErrorBitGen : specifies whether or not an
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Error-Bit is generated on the
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CEC line upon Long Bit Period Error detection.
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CEC_LBPE_ERRORBIT_NO_GENERATION: no error-bit generation.
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CEC_LBPE_ERRORBIT_GENERATION: error-bit generation. */
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uint32_t BroadcastMsgNoErrorBitGen; /*!< Set BRDNOGEN bit CEC_BroadCastMsgErrorBitGen : allows to avoid an
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Error-Bit generation on the CEC line
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upon an error detected on a broadcast message.
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It supersedes BREGEN and LBPEGEN bits for a broadcast message error
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handling. It can take two values:
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1) CEC_BROADCASTERROR_ERRORBIT_GENERATION.
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a) BRE detection: error-bit generation on the CEC line if
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BRESTP=CEC_RX_STOP_ON_BRE and BREGEN=CEC_BRE_ERRORBIT_NO_GENERATION.
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b) LBPE detection: error-bit generation on the CEC line
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if LBPGEN=CEC_LBPE_ERRORBIT_NO_GENERATION.
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2) CEC_BROADCASTERROR_NO_ERRORBIT_GENERATION.
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no error-bit generation in case neither a) nor b) are satisfied.
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Additionally, there is no error-bit generation in case of Short Bit
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Period Error detection in a broadcast message while LSTN bit is set. */
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uint32_t SignalFreeTimeOption; /*!< Set SFTOP bit CEC_SFT_Option : specifies when SFT timer starts.
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CEC_SFT_START_ON_TXSOM SFT: timer starts when TXSOM is set by software.
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CEC_SFT_START_ON_TX_RX_END: SFT timer starts automatically at the end
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of message transmission/reception. */
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uint32_t ListenMode; /*!< Set LSTN bit CEC_Listening_Mode : specifies device listening mode.
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It can take two values:
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CEC_REDUCED_LISTENING_MODE: CEC peripheral receives only message addressed
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to its own address (OAR). Messages addressed to different destination
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are ignored.
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Broadcast messages are always received.
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CEC_FULL_LISTENING_MODE: CEC peripheral receives messages addressed to its
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own address (OAR) with positive acknowledge. Messages addressed to
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different destination are received, but without interfering with the
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CEC bus: no acknowledge sent. */
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uint16_t OwnAddress; /*!< Own addresses configuration
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This parameter can be a value of CEC_OWN_ADDRESS */
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uint8_t *RxBuffer; /*!< CEC Rx buffer pointer */
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} CEC_InitTypeDef;
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/**
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* @brief HAL CEC State definition
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* @note HAL CEC State value is a combination of 2 different substates: gState and RxState
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(see CEC_State_Definition).
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* - gState contains CEC state information related to global Handle management
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* and also information related to Tx operations.
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* gState value coding follow below described bitmap :
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* b7 (not used)
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* x : Should be set to 0
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* b6 Error information
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* 0 : No Error
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* 1 : Error
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* b5 CEC peripheral initialization status
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* 0 : Reset (peripheral not initialized)
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* 1 : Init done (peripheral initialized. HAL CEC Init function already called)
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* b4-b3 (not used)
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* xx : Should be set to 00
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* b2 Intrinsic process state
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* 0 : Ready
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* 1 : Busy (peripheral busy with some configuration or internal operations)
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* b1 (not used)
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* x : Should be set to 0
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* b0 Tx state
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* 0 : Ready (no Tx operation ongoing)
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* 1 : Busy (Tx operation ongoing)
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* - RxState contains information related to Rx operations.
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* RxState value coding follow below described bitmap :
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* b7-b6 (not used)
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* xx : Should be set to 00
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* b5 CEC peripheral initialization status
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* 0 : Reset (peripheral not initialized)
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* 1 : Init done (peripheral initialized)
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* b4-b2 (not used)
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* xxx : Should be set to 000
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* b1 Rx state
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* 0 : Ready (no Rx operation ongoing)
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* 1 : Busy (Rx operation ongoing)
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* b0 (not used)
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* x : Should be set to 0.
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*/
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typedef uint32_t HAL_CEC_StateTypeDef;
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/**
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* @brief CEC handle Structure definition
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*/
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#if (USE_HAL_CEC_REGISTER_CALLBACKS == 1)
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typedef struct __CEC_HandleTypeDef
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#else
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typedef struct
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#endif /* USE_HAL_CEC_REGISTER_CALLBACKS */
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{
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CEC_TypeDef *Instance; /*!< CEC registers base address */
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CEC_InitTypeDef Init; /*!< CEC communication parameters */
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const uint8_t *pTxBuffPtr; /*!< Pointer to CEC Tx transfer Buffer */
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uint16_t TxXferCount; /*!< CEC Tx Transfer Counter */
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uint16_t RxXferSize; /*!< CEC Rx Transfer size, 0: header received only */
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HAL_LockTypeDef Lock; /*!< Locking object */
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HAL_CEC_StateTypeDef gState; /*!< CEC state information related to global Handle management
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and also related to Tx operations.
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This parameter can be a value of HAL_CEC_StateTypeDef */
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HAL_CEC_StateTypeDef RxState; /*!< CEC state information related to Rx operations.
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This parameter can be a value of HAL_CEC_StateTypeDef */
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uint32_t ErrorCode; /*!< For errors handling purposes, copy of ISR register
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in case error is reported */
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#if (USE_HAL_CEC_REGISTER_CALLBACKS == 1)
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void (* TxCpltCallback)(struct __CEC_HandleTypeDef
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*hcec); /*!< CEC Tx Transfer completed callback */
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void (* RxCpltCallback)(struct __CEC_HandleTypeDef *hcec,
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uint32_t RxFrameSize); /*!< CEC Rx Transfer completed callback */
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void (* ErrorCallback)(struct __CEC_HandleTypeDef *hcec); /*!< CEC error callback */
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void (* MspInitCallback)(struct __CEC_HandleTypeDef *hcec); /*!< CEC Msp Init callback */
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void (* MspDeInitCallback)(struct __CEC_HandleTypeDef *hcec); /*!< CEC Msp DeInit callback */
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#endif /* (USE_HAL_CEC_REGISTER_CALLBACKS) */
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} CEC_HandleTypeDef;
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#if (USE_HAL_CEC_REGISTER_CALLBACKS == 1)
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/**
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* @brief HAL CEC Callback ID enumeration definition
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*/
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typedef enum
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{
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HAL_CEC_TX_CPLT_CB_ID = 0x00U, /*!< CEC Tx Transfer completed callback ID */
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HAL_CEC_RX_CPLT_CB_ID = 0x01U, /*!< CEC Rx Transfer completed callback ID */
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HAL_CEC_ERROR_CB_ID = 0x02U, /*!< CEC error callback ID */
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HAL_CEC_MSPINIT_CB_ID = 0x03U, /*!< CEC Msp Init callback ID */
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HAL_CEC_MSPDEINIT_CB_ID = 0x04U /*!< CEC Msp DeInit callback ID */
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} HAL_CEC_CallbackIDTypeDef;
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/**
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* @brief HAL CEC Callback pointer definition
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*/
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typedef void (*pCEC_CallbackTypeDef)(CEC_HandleTypeDef *hcec); /*!< pointer to an CEC callback function */
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typedef void (*pCEC_RxCallbackTypeDef)(CEC_HandleTypeDef *hcec,
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uint32_t RxFrameSize); /*!< pointer to an Rx Transfer completed
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callback function */
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#endif /* USE_HAL_CEC_REGISTER_CALLBACKS */
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/**
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* @}
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*/
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/* Exported constants --------------------------------------------------------*/
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/** @defgroup CEC_Exported_Constants CEC Exported Constants
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* @{
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*/
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/** @defgroup CEC_State_Definition CEC State Code Definition
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* @{
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*/
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#define HAL_CEC_STATE_RESET ((uint32_t)0x00000000) /*!< Peripheral is not yet Initialized
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Value is allowed for gState and RxState */
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#define HAL_CEC_STATE_READY ((uint32_t)0x00000020) /*!< Peripheral Initialized and ready for use
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Value is allowed for gState and RxState */
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#define HAL_CEC_STATE_BUSY ((uint32_t)0x00000024) /*!< an internal process is ongoing
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Value is allowed for gState only */
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#define HAL_CEC_STATE_BUSY_RX ((uint32_t)0x00000022) /*!< Data Reception process is ongoing
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Value is allowed for RxState only */
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#define HAL_CEC_STATE_BUSY_TX ((uint32_t)0x00000021) /*!< Data Transmission process is ongoing
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Value is allowed for gState only */
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#define HAL_CEC_STATE_BUSY_RX_TX ((uint32_t)0x00000023) /*!< an internal process is ongoing
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Value is allowed for gState only */
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#define HAL_CEC_STATE_ERROR ((uint32_t)0x00000050) /*!< Error Value is allowed for gState only */
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/**
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* @}
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*/
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/** @defgroup CEC_Error_Code CEC Error Code
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* @{
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*/
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#define HAL_CEC_ERROR_NONE (uint32_t) 0x0000U /*!< no error */
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#define HAL_CEC_ERROR_RXOVR CEC_ISR_RXOVR /*!< CEC Rx-Overrun */
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#define HAL_CEC_ERROR_BRE CEC_ISR_BRE /*!< CEC Rx Bit Rising Error */
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#define HAL_CEC_ERROR_SBPE CEC_ISR_SBPE /*!< CEC Rx Short Bit period Error */
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#define HAL_CEC_ERROR_LBPE CEC_ISR_LBPE /*!< CEC Rx Long Bit period Error */
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#define HAL_CEC_ERROR_RXACKE CEC_ISR_RXACKE /*!< CEC Rx Missing Acknowledge */
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#define HAL_CEC_ERROR_ARBLST CEC_ISR_ARBLST /*!< CEC Arbitration Lost */
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#define HAL_CEC_ERROR_TXUDR CEC_ISR_TXUDR /*!< CEC Tx-Buffer Underrun */
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#define HAL_CEC_ERROR_TXERR CEC_ISR_TXERR /*!< CEC Tx-Error */
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#define HAL_CEC_ERROR_TXACKE CEC_ISR_TXACKE /*!< CEC Tx Missing Acknowledge */
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#if (USE_HAL_CEC_REGISTER_CALLBACKS == 1)
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#define HAL_CEC_ERROR_INVALID_CALLBACK ((uint32_t)0x00002000U) /*!< Invalid Callback Error */
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#endif /* USE_HAL_CEC_REGISTER_CALLBACKS */
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/**
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* @}
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*/
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/** @defgroup CEC_Signal_Free_Time CEC Signal Free Time setting parameter
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* @{
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*/
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#define CEC_DEFAULT_SFT ((uint32_t)0x00000000U)
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#define CEC_0_5_BITPERIOD_SFT ((uint32_t)0x00000001U)
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#define CEC_1_5_BITPERIOD_SFT ((uint32_t)0x00000002U)
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#define CEC_2_5_BITPERIOD_SFT ((uint32_t)0x00000003U)
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#define CEC_3_5_BITPERIOD_SFT ((uint32_t)0x00000004U)
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#define CEC_4_5_BITPERIOD_SFT ((uint32_t)0x00000005U)
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#define CEC_5_5_BITPERIOD_SFT ((uint32_t)0x00000006U)
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#define CEC_6_5_BITPERIOD_SFT ((uint32_t)0x00000007U)
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/**
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* @}
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*/
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/** @defgroup CEC_Tolerance CEC Receiver Tolerance
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* @{
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*/
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#define CEC_STANDARD_TOLERANCE ((uint32_t)0x00000000U)
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#define CEC_EXTENDED_TOLERANCE ((uint32_t)CEC_CFGR_RXTOL)
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/**
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* @}
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*/
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/** @defgroup CEC_BRERxStop CEC Reception Stop on Error
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* @{
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*/
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#define CEC_NO_RX_STOP_ON_BRE ((uint32_t)0x00000000U)
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#define CEC_RX_STOP_ON_BRE ((uint32_t)CEC_CFGR_BRESTP)
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/**
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* @}
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*/
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/** @defgroup CEC_BREErrorBitGen CEC Error Bit Generation if Bit Rise Error reported
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* @{
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*/
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#define CEC_BRE_ERRORBIT_NO_GENERATION ((uint32_t)0x00000000U)
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#define CEC_BRE_ERRORBIT_GENERATION ((uint32_t)CEC_CFGR_BREGEN)
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/**
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* @}
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*/
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/** @defgroup CEC_LBPEErrorBitGen CEC Error Bit Generation if Long Bit Period Error reported
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* @{
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*/
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#define CEC_LBPE_ERRORBIT_NO_GENERATION ((uint32_t)0x00000000U)
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#define CEC_LBPE_ERRORBIT_GENERATION ((uint32_t)CEC_CFGR_LBPEGEN)
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/**
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* @}
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*/
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/** @defgroup CEC_BroadCastMsgErrorBitGen CEC Error Bit Generation on Broadcast message
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* @{
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*/
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#define CEC_BROADCASTERROR_ERRORBIT_GENERATION ((uint32_t)0x00000000U)
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#define CEC_BROADCASTERROR_NO_ERRORBIT_GENERATION ((uint32_t)CEC_CFGR_BRDNOGEN)
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/**
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* @}
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*/
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/** @defgroup CEC_SFT_Option CEC Signal Free Time start option
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* @{
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*/
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#define CEC_SFT_START_ON_TXSOM ((uint32_t)0x00000000U)
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#define CEC_SFT_START_ON_TX_RX_END ((uint32_t)CEC_CFGR_SFTOPT)
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/**
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* @}
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*/
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/** @defgroup CEC_Listening_Mode CEC Listening mode option
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* @{
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*/
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#define CEC_REDUCED_LISTENING_MODE ((uint32_t)0x00000000U)
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#define CEC_FULL_LISTENING_MODE ((uint32_t)CEC_CFGR_LSTN)
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/**
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* @}
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*/
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/** @defgroup CEC_OAR_Position CEC Device Own Address position in CEC CFGR register
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* @{
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*/
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#define CEC_CFGR_OAR_LSB_POS ((uint32_t) 16U)
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/**
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* @}
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*/
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/** @defgroup CEC_Initiator_Position CEC Initiator logical address position in message header
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* @{
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*/
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#define CEC_INITIATOR_LSB_POS ((uint32_t) 4U)
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/**
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* @}
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*/
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/** @defgroup CEC_OWN_ADDRESS CEC Own Address
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* @{
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*/
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#define CEC_OWN_ADDRESS_NONE ((uint16_t) 0x0000U) /* Reset value */
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#define CEC_OWN_ADDRESS_0 ((uint16_t) 0x0001U) /* Logical Address 0 */
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#define CEC_OWN_ADDRESS_1 ((uint16_t) 0x0002U) /* Logical Address 1 */
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#define CEC_OWN_ADDRESS_2 ((uint16_t) 0x0004U) /* Logical Address 2 */
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#define CEC_OWN_ADDRESS_3 ((uint16_t) 0x0008U) /* Logical Address 3 */
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#define CEC_OWN_ADDRESS_4 ((uint16_t) 0x0010U) /* Logical Address 4 */
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#define CEC_OWN_ADDRESS_5 ((uint16_t) 0x0020U) /* Logical Address 5 */
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#define CEC_OWN_ADDRESS_6 ((uint16_t) 0x0040U) /* Logical Address 6 */
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#define CEC_OWN_ADDRESS_7 ((uint16_t) 0x0080U) /* Logical Address 7 */
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#define CEC_OWN_ADDRESS_8 ((uint16_t) 0x0100U) /* Logical Address 9 */
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#define CEC_OWN_ADDRESS_9 ((uint16_t) 0x0200U) /* Logical Address 10 */
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#define CEC_OWN_ADDRESS_10 ((uint16_t) 0x0400U) /* Logical Address 11 */
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#define CEC_OWN_ADDRESS_11 ((uint16_t) 0x0800U) /* Logical Address 12 */
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#define CEC_OWN_ADDRESS_12 ((uint16_t) 0x1000U) /* Logical Address 13 */
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#define CEC_OWN_ADDRESS_13 ((uint16_t) 0x2000U) /* Logical Address 14 */
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#define CEC_OWN_ADDRESS_14 ((uint16_t) 0x4000U) /* Logical Address 15 */
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/**
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* @}
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*/
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/** @defgroup CEC_Interrupts_Definitions CEC Interrupts definition
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* @{
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*/
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#define CEC_IT_TXACKE CEC_IER_TXACKEIE
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#define CEC_IT_TXERR CEC_IER_TXERRIE
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#define CEC_IT_TXUDR CEC_IER_TXUDRIE
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#define CEC_IT_TXEND CEC_IER_TXENDIE
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#define CEC_IT_TXBR CEC_IER_TXBRIE
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#define CEC_IT_ARBLST CEC_IER_ARBLSTIE
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#define CEC_IT_RXACKE CEC_IER_RXACKEIE
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#define CEC_IT_LBPE CEC_IER_LBPEIE
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#define CEC_IT_SBPE CEC_IER_SBPEIE
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#define CEC_IT_BRE CEC_IER_BREIE
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#define CEC_IT_RXOVR CEC_IER_RXOVRIE
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#define CEC_IT_RXEND CEC_IER_RXENDIE
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#define CEC_IT_RXBR CEC_IER_RXBRIE
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/**
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* @}
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*/
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/** @defgroup CEC_Flags_Definitions CEC Flags definition
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* @{
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*/
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#define CEC_FLAG_TXACKE CEC_ISR_TXACKE
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#define CEC_FLAG_TXERR CEC_ISR_TXERR
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#define CEC_FLAG_TXUDR CEC_ISR_TXUDR
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#define CEC_FLAG_TXEND CEC_ISR_TXEND
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#define CEC_FLAG_TXBR CEC_ISR_TXBR
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#define CEC_FLAG_ARBLST CEC_ISR_ARBLST
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#define CEC_FLAG_RXACKE CEC_ISR_RXACKE
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#define CEC_FLAG_LBPE CEC_ISR_LBPE
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#define CEC_FLAG_SBPE CEC_ISR_SBPE
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#define CEC_FLAG_BRE CEC_ISR_BRE
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#define CEC_FLAG_RXOVR CEC_ISR_RXOVR
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#define CEC_FLAG_RXEND CEC_ISR_RXEND
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#define CEC_FLAG_RXBR CEC_ISR_RXBR
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/**
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* @}
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*/
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/** @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 /* STM32H7xxHAL_CEC_H */
|