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Diff: targets/cmsis/TARGET_STM/TARGET_NUCLEO_F401RE/stm32f4xx_hal_can.h
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diff -r 26fc69fd3b6c -r 085cde657901 targets/cmsis/TARGET_STM/TARGET_NUCLEO_F401RE/stm32f4xx_hal_can.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/cmsis/TARGET_STM/TARGET_NUCLEO_F401RE/stm32f4xx_hal_can.h Sat Feb 08 19:45:06 2014 +0000 @@ -0,0 +1,775 @@ +/** + ****************************************************************************** + * @file stm32f4xx_hal_can.h + * @author MCD Application Team + * @version V1.0.0RC2 + * @date 04-February-2014 + * @brief Header file of CAN HAL module. + ****************************************************************************** + * @attention + * + * <h2><center>© COPYRIGHT(c) 2014 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_CAN_H +#define __STM32F4xx_HAL_CAN_H + +#ifdef __cplusplus + extern "C" { +#endif + +#if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx) || defined(STM32F417xx) || defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) +/* Includes ------------------------------------------------------------------*/ +#include "stm32f4xx_hal_def.h" + +/** @addtogroup STM32F4xx_HAL_Driver + * @{ + */ + +/** @addtogroup CAN + * @{ + */ + +/* Exported types ------------------------------------------------------------*/ + +/** + * @brief HAL State structures definition + */ +typedef enum +{ + HAL_CAN_STATE_RESET = 0x00, /*!< CAN not yet initialized or disabled */ + HAL_CAN_STATE_READY = 0x01, /*!< CAN initialized and ready for use */ + HAL_CAN_STATE_BUSY = 0x02, /*!< CAN process is ongoing */ + HAL_CAN_STATE_BUSY_TX = 0x12, /*!< CAN process is ongoing */ + HAL_CAN_STATE_BUSY_RX = 0x22, /*!< CAN process is ongoing */ + HAL_CAN_STATE_BUSY_TX_RX = 0x32, /*!< CAN process is ongoing */ + HAL_CAN_STATE_TIMEOUT = 0x03, /*!< Timeout state */ + HAL_CAN_STATE_ERROR = 0x04 /*!< CAN error state */ + +}HAL_CAN_StateTypeDef; + +/** + * @brief CAN init structure definition + */ +typedef struct +{ + uint32_t Prescaler; /*!< Specifies the length of a time quantum. + This parameter must be a number between Min_Data = 1 and Max_Data = 1024 */ + + uint32_t Mode; /*!< Specifies the CAN operating mode. + This parameter can be a value of @ref CAN_operating_mode */ + + uint32_t SJW; /*!< Specifies the maximum number of time quanta + the CAN hardware is allowed to lengthen or + shorten a bit to perform resynchronization. + This parameter can be a value of @ref CAN_synchronisation_jump_width */ + + uint32_t BS1; /*!< Specifies the number of time quanta in Bit Segment 1. + This parameter can be a value of @ref CAN_time_quantum_in_bit_segment_1 */ + + uint32_t BS2; /*!< Specifies the number of time quanta in Bit Segment 2. + This parameter can be a value of @ref CAN_time_quantum_in_bit_segment_2 */ + + uint32_t TTCM; /*!< Enable or disable the time triggered communication mode. + This parameter can be set to ENABLE or DISABLE. */ + + uint32_t ABOM; /*!< Enable or disable the automatic bus-off management. + This parameter can be set to ENABLE or DISABLE */ + + uint32_t AWUM; /*!< Enable or disable the automatic wake-up mode. + This parameter can be set to ENABLE or DISABLE */ + + uint32_t NART; /*!< Enable or disable the non-automatic retransmission mode. + This parameter can be set to ENABLE or DISABLE */ + + uint32_t RFLM; /*!< Enable or disable the receive FIFO Locked mode. + This parameter can be set to ENABLE or DISABLE */ + + uint32_t TXFP; /*!< Enable or disable the transmit FIFO priority. + This parameter can be set to ENABLE or DISABLE */ +}CAN_InitTypeDef; + +/** + * @brief CAN filter configuration structure definition + */ +typedef struct +{ + uint32_t FilterIdHigh; /*!< Specifies the filter identification number (MSBs for a 32-bit + configuration, first one for a 16-bit configuration). + This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0xFFFF */ + + uint32_t FilterIdLow; /*!< Specifies the filter identification number (LSBs for a 32-bit + configuration, second one for a 16-bit configuration). + This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0xFFFF */ + + uint32_t FilterMaskIdHigh; /*!< Specifies the filter mask number or identification number, + according to the mode (MSBs for a 32-bit configuration, + first one for a 16-bit configuration). + This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0xFFFF */ + + uint32_t FilterMaskIdLow; /*!< Specifies the filter mask number or identification number, + according to the mode (LSBs for a 32-bit configuration, + second one for a 16-bit configuration). + This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0xFFFF */ + + uint32_t FilterFIFOAssignment; /*!< Specifies the FIFO (0 or 1) which will be assigned to the filter. + This parameter can be a value of @ref CAN_filter_FIFO */ + + uint32_t FilterNumber; /*!< Specifies the filter which will be initialized. + This parameter must be a number between Min_Data = 0 and Max_Data = 27 */ + + uint32_t FilterMode; /*!< Specifies the filter mode to be initialized. + This parameter can be a value of @ref CAN_filter_mode */ + + uint32_t FilterScale; /*!< Specifies the filter scale. + This parameter can be a value of @ref CAN_filter_scale */ + + uint32_t FilterActivation; /*!< Enable or disable the filter. + This parameter can be set to ENABLE or DISABLE. */ + + uint32_t BankNumber; /*!< Select the start slave bank filter + This parameter must be a number between Min_Data = 0 and Max_Data = 28 */ + +}CAN_FilterConfTypeDef; + +/** + * @brief CAN Tx message structure definition + */ +typedef struct +{ + uint32_t StdId; /*!< Specifies the standard identifier. + This parameter must be a number between Min_Data = 0 and Max_Data = 0x7FF */ + + uint32_t ExtId; /*!< Specifies the extended identifier. + This parameter must be a number between Min_Data = 0 and Max_Data = 0x1FFFFFFF */ + + uint32_t IDE; /*!< Specifies the type of identifier for the message that will be transmitted. + This parameter can be a value of @ref CAN_identifier_type */ + + uint32_t RTR; /*!< Specifies the type of frame for the message that will be transmitted. + This parameter can be a value of @ref CAN_remote_transmission_request */ + + uint32_t DLC; /*!< Specifies the length of the frame that will be transmitted. + This parameter must be a number between Min_Data = 0 and Max_Data = 8 */ + + uint32_t Data[8]; /*!< Contains the data to be transmitted. + This parameter must be a number between Min_Data = 0 and Max_Data = 0xFF */ + +}CanTxMsgTypeDef; + +/** + * @brief CAN Rx message structure definition + */ +typedef struct +{ + uint32_t StdId; /*!< Specifies the standard identifier. + This parameter must be a number between Min_Data = 0 and Max_Data = 0x7FF */ + + uint32_t ExtId; /*!< Specifies the extended identifier. + This parameter must be a number between Min_Data = 0 and Max_Data = 0x1FFFFFFF */ + + uint32_t IDE; /*!< Specifies the type of identifier for the message that will be received. + This parameter can be a value of @ref CAN_identifier_type */ + + uint32_t RTR; /*!< Specifies the type of frame for the received message. + This parameter can be a value of @ref CAN_remote_transmission_request */ + + uint32_t DLC; /*!< Specifies the length of the frame that will be received. + This parameter must be a number between Min_Data = 0 and Max_Data = 8 */ + + uint32_t Data[8]; /*!< Contains the data to be received. + This parameter must be a number between Min_Data = 0 and Max_Data = 0xFF */ + + uint32_t FMI; /*!< Specifies the index of the filter the message stored in the mailbox passes through. + This parameter must be a number between Min_Data = 0 and Max_Data = 0xFF */ + + uint32_t FIFONumber; /*!< Specifies the receive FIFO number. + This parameter can be CAN_FIFO0 or CAN_FIFO1 */ + +}CanRxMsgTypeDef; + +/** + * @brief CAN handle Structure definition + */ +typedef struct +{ + CAN_TypeDef *Instance; /*!< Register base address */ + + CAN_InitTypeDef Init; /*!< CAN required parameters */ + + CanTxMsgTypeDef* pTxMsg; /*!< Pointer to transmit structure */ + + CanRxMsgTypeDef* pRxMsg; /*!< Pointer to reception structure */ + + __IO HAL_CAN_StateTypeDef State; /*!< CAN communication state */ + + HAL_LockTypeDef Lock; /*!< CAN locking object */ + + __IO uint32_t ErrorCode; /*!< CAN Error code */ + +}CAN_HandleTypeDef; + +/* Exported constants --------------------------------------------------------*/ + +/** @defgroup CAN_Exported_Constants + * @{ + */ + +/** @defgroup HAL CAN Error Code + * @{ + */ +#define HAL_CAN_ERROR_NONE 0x00 /*!< No error */ +#define HAL_CAN_ERROR_EWG 0x01 /*!< EWG error */ +#define HAL_CAN_ERROR_EPV 0x02 /*!< EPV error */ +#define HAL_CAN_ERROR_BOF 0x04 /*!< BOF error */ +#define HAL_CAN_ERROR_STF 0x08 /*!< Stuff error */ +#define HAL_CAN_ERROR_FOR 0x10 /*!< Form error */ +#define HAL_CAN_ERROR_ACK 0x20 /*!< Acknowledgment error */ +#define HAL_CAN_ERROR_BR 0x40 /*!< Bit recessive */ +#define HAL_CAN_ERROR_BD 0x80 /*!< LEC dominant */ +#define HAL_CAN_ERROR_CRC 0x100 /*!< LEC transfer error */ +/** + * @} + */ + + +/** @defgroup CAN_InitStatus + * @{ + */ +#define CAN_INITSTATUS_FAILED ((uint8_t)0x00) /*!< CAN initialization failed */ +#define CAN_INITSTATUS_SUCCESS ((uint8_t)0x01) /*!< CAN initialization OK */ +/** + * @} + */ + +/** @defgroup CAN_operating_mode + * @{ + */ +#define CAN_MODE_NORMAL ((uint32_t)0x00000000) /*!< Normal mode */ +#define CAN_MODE_LOOPBACK ((uint32_t)CAN_BTR_LBKM) /*!< Loopback mode */ +#define CAN_MODE_SILENT ((uint32_t)CAN_BTR_SILM) /*!< Silent mode */ +#define CAN_MODE_SILENT_LOOPBACK ((uint32_t)(CAN_BTR_LBKM | CAN_BTR_SILM)) /*!< Loopback combined with silent mode */ + +#define IS_CAN_MODE(MODE) (((MODE) == CAN_MODE_NORMAL) || \ + ((MODE) == CAN_MODE_LOOPBACK)|| \ + ((MODE) == CAN_MODE_SILENT) || \ + ((MODE) == CAN_MODE_SILENT_LOOPBACK)) +/** + * @} + */ + + +/** @defgroup CAN_synchronisation_jump_width + * @{ + */ +#define CAN_SJW_1TQ ((uint32_t)0x00000000) /*!< 1 time quantum */ +#define CAN_SJW_2TQ ((uint32_t)CAN_BTR_SJW_0) /*!< 2 time quantum */ +#define CAN_SJW_3TQ ((uint32_t)CAN_BTR_SJW_1) /*!< 3 time quantum */ +#define CAN_SJW_4TQ ((uint32_t)CAN_BTR_SJW) /*!< 4 time quantum */ + +#define IS_CAN_SJW(SJW) (((SJW) == CAN_SJW_1TQ) || ((SJW) == CAN_SJW_2TQ)|| \ + ((SJW) == CAN_SJW_3TQ) || ((SJW) == CAN_SJW_4TQ)) +/** + * @} + */ + +/** @defgroup CAN_time_quantum_in_bit_segment_1 + * @{ + */ +#define CAN_BS1_1TQ ((uint32_t)0x00000000) /*!< 1 time quantum */ +#define CAN_BS1_2TQ ((uint32_t)CAN_BTR_TS1_0) /*!< 2 time quantum */ +#define CAN_BS1_3TQ ((uint32_t)CAN_BTR_TS1_1) /*!< 3 time quantum */ +#define CAN_BS1_4TQ ((uint32_t)(CAN_BTR_TS1_1 | CAN_BTR_TS1_0)) /*!< 4 time quantum */ +#define CAN_BS1_5TQ ((uint32_t)CAN_BTR_TS1_2) /*!< 5 time quantum */ +#define CAN_BS1_6TQ ((uint32_t)(CAN_BTR_TS1_2 | CAN_BTR_TS1_0)) /*!< 6 time quantum */ +#define CAN_BS1_7TQ ((uint32_t)(CAN_BTR_TS1_2 | CAN_BTR_TS1_1)) /*!< 7 time quantum */ +#define CAN_BS1_8TQ ((uint32_t)(CAN_BTR_TS1_2 | CAN_BTR_TS1_1 | CAN_BTR_TS1_0)) /*!< 8 time quantum */ +#define CAN_BS1_9TQ ((uint32_t)CAN_BTR_TS1_3) /*!< 9 time quantum */ +#define CAN_BS1_10TQ ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_0)) /*!< 10 time quantum */ +#define CAN_BS1_11TQ ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_1)) /*!< 11 time quantum */ +#define CAN_BS1_12TQ ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_1 | CAN_BTR_TS1_0)) /*!< 12 time quantum */ +#define CAN_BS1_13TQ ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_2)) /*!< 13 time quantum */ +#define CAN_BS1_14TQ ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_2 | CAN_BTR_TS1_0)) /*!< 14 time quantum */ +#define CAN_BS1_15TQ ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_2 | CAN_BTR_TS1_1)) /*!< 15 time quantum */ +#define CAN_BS1_16TQ ((uint32_t)CAN_BTR_TS1) /*!< 16 time quantum */ + +#define IS_CAN_BS1(BS1) ((BS1) <= CAN_BS1_16TQ) +/** + * @} + */ + +/** @defgroup CAN_time_quantum_in_bit_segment_2 + * @{ + */ +#define CAN_BS2_1TQ ((uint32_t)0x00000000) /*!< 1 time quantum */ +#define CAN_BS2_2TQ ((uint32_t)CAN_BTR_TS2_0) /*!< 2 time quantum */ +#define CAN_BS2_3TQ ((uint32_t)CAN_BTR_TS2_1) /*!< 3 time quantum */ +#define CAN_BS2_4TQ ((uint32_t)(CAN_BTR_TS2_1 | CAN_BTR_TS2_0)) /*!< 4 time quantum */ +#define CAN_BS2_5TQ ((uint32_t)CAN_BTR_TS2_2) /*!< 5 time quantum */ +#define CAN_BS2_6TQ ((uint32_t)(CAN_BTR_TS2_2 | CAN_BTR_TS2_0)) /*!< 6 time quantum */ +#define CAN_BS2_7TQ ((uint32_t)(CAN_BTR_TS2_2 | CAN_BTR_TS2_1)) /*!< 7 time quantum */ +#define CAN_BS2_8TQ ((uint32_t)CAN_BTR_TS2) /*!< 8 time quantum */ + +#define IS_CAN_BS2(BS2) ((BS2) <= CAN_BS2_8TQ) +/** + * @} + */ + +/** @defgroup CAN_clock_prescaler + * @{ + */ +#define IS_CAN_PRESCALER(PRESCALER) (((PRESCALER) >= 1) && ((PRESCALER) <= 1024)) +/** + * @} + */ + +/** @defgroup CAN_filter_number + * @{ + */ +#define IS_CAN_FILTER_NUMBER(NUMBER) ((NUMBER) <= 27) +/** + * @} + */ + +/** @defgroup CAN_filter_mode + * @{ + */ +#define CAN_FILTERMODE_IDMASK ((uint8_t)0x00) /*!< Identifier mask mode */ +#define CAN_FILTERMODE_IDLIST ((uint8_t)0x01) /*!< Identifier list mode */ + +#define IS_CAN_FILTER_MODE(MODE) (((MODE) == CAN_FILTERMODE_IDMASK) || \ + ((MODE) == CAN_FILTERMODE_IDLIST)) +/** + * @} + */ + +/** @defgroup CAN_filter_scale + * @{ + */ +#define CAN_FILTERSCALE_16BIT ((uint8_t)0x00) /*!< Two 16-bit filters */ +#define CAN_FILTERSCALE_32BIT ((uint8_t)0x01) /*!< One 32-bit filter */ + +#define IS_CAN_FILTER_SCALE(SCALE) (((SCALE) == CAN_FILTERSCALE_16BIT) || \ + ((SCALE) == CAN_FILTERSCALE_32BIT)) +/** + * @} + */ + +/** @defgroup CAN_filter_FIFO + * @{ + */ +#define CAN_FILTER_FIFO0 ((uint8_t)0x00) /*!< Filter FIFO 0 assignment for filter x */ +#define CAN_FILTER_FIFO1 ((uint8_t)0x01) /*!< Filter FIFO 1 assignment for filter x */ + +#define IS_CAN_FILTER_FIFO(FIFO) (((FIFO) == CAN_FILTER_FIFO0) || \ + ((FIFO) == CAN_FILTER_FIFO1)) + +/* Legacy defines */ +#define CAN_FilterFIFO0 CAN_FILTER_FIFO0 +#define CAN_FilterFIFO1 CAN_FILTER_FIFO1 +/** + * @} + */ + +/** @defgroup CAN_Start_bank_filter_for_slave_CAN + * @{ + */ +#define IS_CAN_BANKNUMBER(BANKNUMBER) ((BANKNUMBER) <= 28) +/** + * @} + */ + +/** @defgroup CAN_Tx + * @{ + */ +#define IS_CAN_TRANSMITMAILBOX(TRANSMITMAILBOX) ((TRANSMITMAILBOX) <= ((uint8_t)0x02)) +#define IS_CAN_STDID(STDID) ((STDID) <= ((uint32_t)0x7FF)) +#define IS_CAN_EXTID(EXTID) ((EXTID) <= ((uint32_t)0x1FFFFFFF)) +#define IS_CAN_DLC(DLC) ((DLC) <= ((uint8_t)0x08)) +/** + * @} + */ + +/** @defgroup CAN_identifier_type + * @{ + */ +#define CAN_ID_STD ((uint32_t)0x00000000) /*!< Standard Id */ +#define CAN_ID_EXT ((uint32_t)0x00000004) /*!< Extended Id */ +#define IS_CAN_IDTYPE(IDTYPE) (((IDTYPE) == CAN_ID_STD) || \ + ((IDTYPE) == CAN_ID_EXT)) +/** + * @} + */ + +/** @defgroup CAN_remote_transmission_request + * @{ + */ +#define CAN_RTR_DATA ((uint32_t)0x00000000) /*!< Data frame */ +#define CAN_RTR_REMOTE ((uint32_t)0x00000002) /*!< Remote frame */ +#define IS_CAN_RTR(RTR) (((RTR) == CAN_RTR_DATA) || ((RTR) == CAN_RTR_REMOTE)) + +/** + * @} + */ + +/** @defgroup CAN_transmit_constants + * @{ + */ +#define CAN_TXSTATUS_FAILED ((uint8_t)0x00) /*!< CAN transmission failed */ +#define CAN_TXSTATUS_OK ((uint8_t)0x01) /*!< CAN transmission succeeded */ +#define CAN_TXSTATUS_PENDING ((uint8_t)0x02) /*!< CAN transmission pending */ +#define CAN_TXSTATUS_NOMAILBOX ((uint8_t)0x04) /*!< CAN cell did not provide CAN_TxStatus_NoMailBox */ + +/** + * @} + */ + +/** @defgroup CAN_receive_FIFO_number_constants + * @{ + */ +#define CAN_FIFO0 ((uint8_t)0x00) /*!< CAN FIFO 0 used to receive */ +#define CAN_FIFO1 ((uint8_t)0x01) /*!< CAN FIFO 1 used to receive */ + +#define IS_CAN_FIFO(FIFO) (((FIFO) == CAN_FIFO0) || ((FIFO) == CAN_FIFO1)) +/** + * @} + */ + +/** @defgroup CAN_flags + * @{ + */ +/* If the flag is 0x3XXXXXXX, it means that it can be used with CAN_GetFlagStatus() + and CAN_ClearFlag() functions. */ +/* If the flag is 0x1XXXXXXX, it means that it can only be used with + CAN_GetFlagStatus() function. */ + +/* Transmit Flags */ +#define CAN_FLAG_RQCP0 ((uint32_t)0x00000500) /*!< Request MailBox0 flag */ +#define CAN_FLAG_RQCP1 ((uint32_t)0x00000508) /*!< Request MailBox1 flag */ +#define CAN_FLAG_RQCP2 ((uint32_t)0x00000510) /*!< Request MailBox2 flag */ +#define CAN_FLAG_TXOK0 ((uint32_t)0x00000501) /*!< Transmission OK MailBox0 flag */ +#define CAN_FLAG_TXOK1 ((uint32_t)0x00000509) /*!< Transmission OK MailBox1 flag */ +#define CAN_FLAG_TXOK2 ((uint32_t)0x00000511) /*!< Transmission OK MailBox2 flag */ +#define CAN_FLAG_TME0 ((uint32_t)0x0000051A) /*!< Transmit mailbox 0 empty flag */ +#define CAN_FLAG_TME1 ((uint32_t)0x0000051B) /*!< Transmit mailbox 0 empty flag */ +#define CAN_FLAG_TME2 ((uint32_t)0x0000051C) /*!< Transmit mailbox 0 empty flag */ + +/* Receive Flags */ +#define CAN_FLAG_FF0 ((uint32_t)0x00000203) /*!< FIFO 0 Full flag */ +#define CAN_FLAG_FOV0 ((uint32_t)0x00000204) /*!< FIFO 0 Overrun flag */ + +#define CAN_FLAG_FF1 ((uint32_t)0x00000403) /*!< FIFO 1 Full flag */ +#define CAN_FLAG_FOV1 ((uint32_t)0x00000404) /*!< FIFO 1 Overrun flag */ + +/* Operating Mode Flags */ +#define CAN_FLAG_WKU ((uint32_t)0x00000103) /*!< Wake up flag */ +#define CAN_FLAG_SLAK ((uint32_t)0x00000101) /*!< Sleep acknowledge flag */ +#define CAN_FLAG_SLAKI ((uint32_t)0x00000104) /*!< Sleep acknowledge flag */ +/* @note When SLAK interrupt is disabled (SLKIE=0), no polling on SLAKI is possible. + In this case the SLAK bit can be polled.*/ + +/* Error Flags */ +#define CAN_FLAG_EWG ((uint32_t)0x00000300) /*!< Error warning flag */ +#define CAN_FLAG_EPV ((uint32_t)0x00000301) /*!< Error passive flag */ +#define CAN_FLAG_BOF ((uint32_t)0x00000302) /*!< Bus-Off flag */ + +#define IS_CAN_GET_FLAG(FLAG) (((FLAG) == CAN_FLAG_RQCP2) || ((FLAG) == CAN_FLAG_BOF) || \ + ((FLAG) == CAN_FLAG_EPV) || ((FLAG) == CAN_FLAG_EWG) || \ + ((FLAG) == CAN_FLAG_WKU) || ((FLAG) == CAN_FLAG_FOV0) || \ + ((FLAG) == CAN_FLAG_FF0) || ((FLAG) == CAN_FLAG_SLAK) || \ + ((FLAG) == CAN_FLAG_FOV1) || ((FLAG) == CAN_FLAG_FF1) || \ + ((FLAG) == CAN_FLAG_RQCP1) || ((FLAG) == CAN_FLAG_RQCP0)) + + +#define IS_CAN_CLEAR_FLAG(FLAG)(((FLAG) == CAN_FLAG_SLAK) || ((FLAG) == CAN_FLAG_RQCP2) || \ + ((FLAG) == CAN_FLAG_RQCP1) || ((FLAG) == CAN_FLAG_RQCP0) || \ + ((FLAG) == CAN_FLAG_FF0) || ((FLAG) == CAN_FLAG_FOV0) || \ + ((FLAG) == CAN_FLAG_FF1) || ((FLAG) == CAN_FLAG_FOV1) || \ + ((FLAG) == CAN_FLAG_WKU)) +/** + * @} + */ + + +/** @defgroup CAN_interrupts + * @{ + */ +#define CAN_IT_TME ((uint32_t)CAN_IER_TMEIE) /*!< Transmit mailbox empty interrupt */ + +/* Receive Interrupts */ +#define CAN_IT_FMP0 ((uint32_t)CAN_IER_FMPIE0) /*!< FIFO 0 message pending interrupt */ +#define CAN_IT_FF0 ((uint32_t)CAN_IER_FFIE0) /*!< FIFO 0 full interrupt */ +#define CAN_IT_FOV0 ((uint32_t)CAN_IER_FOVIE0) /*!< FIFO 0 overrun interrupt */ +#define CAN_IT_FMP1 ((uint32_t)CAN_IER_FMPIE1) /*!< FIFO 1 message pending interrupt */ +#define CAN_IT_FF1 ((uint32_t)CAN_IER_FFIE1) /*!< FIFO 1 full interrupt */ +#define CAN_IT_FOV1 ((uint32_t)CAN_IER_FOVIE1) /*!< FIFO 1 overrun interrupt */ + +/* Operating Mode Interrupts */ +#define CAN_IT_WKU ((uint32_t)CAN_IER_WKUIE) /*!< Wake-up interrupt */ +#define CAN_IT_SLK ((uint32_t)CAN_IER_SLKIE) /*!< Sleep acknowledge interrupt */ + +/* Error Interrupts */ +#define CAN_IT_EWG ((uint32_t)CAN_IER_EWGIE) /*!< Error warning interrupt */ +#define CAN_IT_EPV ((uint32_t)CAN_IER_EPVIE) /*!< Error passive interrupt */ +#define CAN_IT_BOF ((uint32_t)CAN_IER_BOFIE) /*!< Bus-off interrupt */ +#define CAN_IT_LEC ((uint32_t)CAN_IER_LECIE) /*!< Last error code interrupt */ +#define CAN_IT_ERR ((uint32_t)CAN_IER_ERRIE) /*!< Error Interrupt */ + +/* Flags named as Interrupts : kept only for FW compatibility */ +#define CAN_IT_RQCP0 CAN_IT_TME +#define CAN_IT_RQCP1 CAN_IT_TME +#define CAN_IT_RQCP2 CAN_IT_TME + +#define IS_CAN_IT(IT) (((IT) == CAN_IT_TME) || ((IT) == CAN_IT_FMP0) ||\ + ((IT) == CAN_IT_FF0) || ((IT) == CAN_IT_FOV0) ||\ + ((IT) == CAN_IT_FMP1) || ((IT) == CAN_IT_FF1) ||\ + ((IT) == CAN_IT_FOV1) || ((IT) == CAN_IT_EWG) ||\ + ((IT) == CAN_IT_EPV) || ((IT) == CAN_IT_BOF) ||\ + ((IT) == CAN_IT_LEC) || ((IT) == CAN_IT_ERR) ||\ + ((IT) == CAN_IT_WKU) || ((IT) == CAN_IT_SLK)) + +#define IS_CAN_CLEAR_IT(IT) (((IT) == CAN_IT_TME) || ((IT) == CAN_IT_FF0) ||\ + ((IT) == CAN_IT_FOV0)|| ((IT) == CAN_IT_FF1) ||\ + ((IT) == CAN_IT_FOV1)|| ((IT) == CAN_IT_EWG) ||\ + ((IT) == CAN_IT_EPV) || ((IT) == CAN_IT_BOF) ||\ + ((IT) == CAN_IT_LEC) || ((IT) == CAN_IT_ERR) ||\ + ((IT) == CAN_IT_WKU) || ((IT) == CAN_IT_SLK)) +/** + * @} + */ + +/* Time out for INAK bit */ +#define INAK_TIMEOUT ((uint32_t)0x0000FFFF) +/* Time out for SLAK bit */ +#define SLAK_TIMEOUT ((uint32_t)0x0000FFFF) + +/* Mailboxes definition */ +#define CAN_TXMAILBOX_0 ((uint8_t)0x00) +#define CAN_TXMAILBOX_1 ((uint8_t)0x01) +#define CAN_TXMAILBOX_2 ((uint8_t)0x02) + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ + +/** + * @brief Enable the specified CAN interrupts. + * @param __HANDLE__: CAN handle + * @param __INTERRUPT__: CAN Interrupt + * @retval None + */ +#define __HAL_CAN_ENABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->IER) |= (__INTERRUPT__)) + +/** + * @brief Disable the specified CAN interrupts. + * @param __HANDLE__: CAN handle + * @param __INTERRUPT__: CAN Interrupt + * @retval None + */ +#define __HAL_CAN_DISABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->IER) &= ~(__INTERRUPT__)) + +/** + * @brief Return the number of pending received messages. + * @param __HANDLE__: CAN handle + * @param __FIFONUMBER__: Receive FIFO number, CAN_FIFO0 or CAN_FIFO1. + * @retval The number of pending message. + */ +#define __HAL_CAN_MSG_PENDING(__HANDLE__, __FIFONUMBER__) (((__FIFONUMBER__) == CAN_FIFO0)? \ +((uint8_t)((__HANDLE__)->Instance->RF0R&(uint32_t)0x03)) : ((uint8_t)((__HANDLE__)->Instance->RF1R&(uint32_t)0x03))) + +/** @brief Check whether the specified CAN flag is set or not. + * @param __HANDLE__: CAN Handle + * @param __FLAG__: specifies the flag to check. + * This parameter can be one of the following values: + * @arg CAN_TSR_RQCP0: Request MailBox0 Flag + * @arg CAN_TSR_RQCP1: Request MailBox1 Flag + * @arg CAN_TSR_RQCP2: Request MailBox2 Flag + * @arg CAN_FLAG_TXOK0: Transmission OK MailBox0 Flag + * @arg CAN_FLAG_TXOK1: Transmission OK MailBox1 Flag + * @arg CAN_FLAG_TXOK2: Transmission OK MailBox2 Flag + * @arg CAN_FLAG_TME0: Transmit mailbox 0 empty Flag + * @arg CAN_FLAG_TME1: Transmit mailbox 1 empty Flag + * @arg CAN_FLAG_TME2: Transmit mailbox 2 empty Flag + * @arg CAN_FLAG_FMP0: FIFO 0 Message Pending Flag + * @arg CAN_FLAG_FF0: FIFO 0 Full Flag + * @arg CAN_FLAG_FOV0: FIFO 0 Overrun Flag + * @arg CAN_FLAG_FMP1: FIFO 1 Message Pending Flag + * @arg CAN_FLAG_FF1: FIFO 1 Full Flag + * @arg CAN_FLAG_FOV1: FIFO 1 Overrun Flag + * @arg CAN_FLAG_WKU: Wake up Flag + * @arg CAN_FLAG_SLAK: Sleep acknowledge Flag + * @arg CAN_FLAG_SLAKI: Sleep acknowledge Flag + * @arg CAN_FLAG_EWG: Error Warning Flag + * @arg CAN_FLAG_EPV: Error Passive Flag + * @arg CAN_FLAG_BOF: Bus-Off Flag + * @retval The new state of __FLAG__ (TRUE or FALSE). + */ +#define CAN_FLAG_MASK ((uint32_t)0x000000FF) +#define __HAL_CAN_GET_FLAG(__HANDLE__, __FLAG__) \ +((((__FLAG__) >> 8) == 5)? ((((__HANDLE__)->Instance->TSR) & (1 << ((__FLAG__) & CAN_FLAG_MASK))) == (1 << ((__FLAG__) & CAN_FLAG_MASK))): \ + (((__FLAG__) >> 8) == 2)? ((((__HANDLE__)->Instance->RF0R) & (1 << ((__FLAG__) & CAN_FLAG_MASK))) == (1 << ((__FLAG__) & CAN_FLAG_MASK))): \ + (((__FLAG__) >> 8) == 4)? ((((__HANDLE__)->Instance->RF1R) & (1 << ((__FLAG__) & CAN_FLAG_MASK))) == (1 << ((__FLAG__) & CAN_FLAG_MASK))): \ + (((__FLAG__) >> 8) == 1)? ((((__HANDLE__)->Instance->MSR) & (1 << ((__FLAG__) & CAN_FLAG_MASK))) == (1 << ((__FLAG__) & CAN_FLAG_MASK))): \ + ((((__HANDLE__)->Instance->ESR) & (1 << ((__FLAG__) & CAN_FLAG_MASK))) == (1 << ((__FLAG__) & CAN_FLAG_MASK)))) + +/** @brief Clear the specified CAN pending flag. + * @param __HANDLE__: CAN Handle. + * @param __FLAG__: specifies the flag to check. + * This parameter can be one of the following values: + * @arg CAN_TSR_RQCP0: Request MailBox0 Flag + * @arg CAN_TSR_RQCP1: Request MailBox1 Flag + * @arg CAN_TSR_RQCP2: Request MailBox2 Flag + * @arg CAN_FLAG_TXOK0: Transmission OK MailBox0 Flag + * @arg CAN_FLAG_TXOK1: Transmission OK MailBox1 Flag + * @arg CAN_FLAG_TXOK2: Transmission OK MailBox2 Flag + * @arg CAN_FLAG_TME0: Transmit mailbox 0 empty Flag + * @arg CAN_FLAG_TME1: Transmit mailbox 1 empty Flag + * @arg CAN_FLAG_TME2: Transmit mailbox 2 empty Flag + * @arg CAN_FLAG_FMP0: FIFO 0 Message Pending Flag + * @arg CAN_FLAG_FF0: FIFO 0 Full Flag + * @arg CAN_FLAG_FOV0: FIFO 0 Overrun Flag + * @arg CAN_FLAG_FMP1: FIFO 1 Message Pending Flag + * @arg CAN_FLAG_FF1: FIFO 1 Full Flag + * @arg CAN_FLAG_FOV1: FIFO 1 Overrun Flag + * @arg CAN_FLAG_WKU: Wake up Flag + * @arg CAN_FLAG_SLAK: Sleep acknowledge Flag + * @arg CAN_FLAG_SLAKI: Sleep acknowledge Flag + * @arg CAN_FLAG_EWG: Error Warning Flag + * @arg CAN_FLAG_EPV: Error Passive Flag + * @arg CAN_FLAG_BOF: Bus-Off Flag + * @retval The new state of __FLAG__ (TRUE or FALSE). + */ +#define __HAL_CAN_CLEAR_FLAG(__HANDLE__, __FLAG__) \ +((((__FLAG__) >> 8) == 5)? (((__HANDLE__)->Instance->TSR) &= ~((uint32_t)1 << ((__FLAG__) & CAN_FLAG_MASK))): \ + (((__FLAG__) >> 8) == 2)? (((__HANDLE__)->Instance->RF0R) &= ~((uint32_t)1 << ((__FLAG__) & CAN_FLAG_MASK))): \ + (((__FLAG__) >> 8) == 4)? (((__HANDLE__)->Instance->RF1R) &= ~((uint32_t)1 << ((__FLAG__) & CAN_FLAG_MASK))): \ + (((__FLAG__) >> 8) == 1)? (((__HANDLE__)->Instance->MSR) &= ~((uint32_t)1 << ((__FLAG__) & CAN_FLAG_MASK))): \ + (((__HANDLE__)->Instance->ESR) &= ~((uint32_t)1 << ((__FLAG__) & CAN_FLAG_MASK)))) + +/** @brief Check if the specified CAN interrupt source is enabled or disabled. + * @param __HANDLE__: CAN Handle + * @param __INTERRUPT__: specifies the CAN interrupt source to check. + * This parameter can be one of the following values: + * @arg CAN_IT_TME: Transmit mailbox empty interrupt enable + * @arg CAN_IT_FMP0: FIFO0 message pending interrupt enablev + * @arg CAN_IT_FMP1: FIFO1 message pending interrupt enable + * @retval The new state of __IT__ (TRUE or FALSE). + */ +#define __HAL_CAN_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->IER & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET) + +/** + * @brief Check the transmission status of a CAN Frame. + * @param __HANDLE__: CAN Handle + * @param __TRANSMITMAILBOX__: the number of the mailbox that is used for transmission. + * @retval The new status of transmission (TRUE or FALSE). + */ +#define __HAL_CAN_TRANSMIT_STATUS(__HANDLE__, __TRANSMITMAILBOX__)\ +(((__TRANSMITMAILBOX__) == CAN_TXMAILBOX_0)? ((((__HANDLE__)->Instance->TSR) & (CAN_TSR_RQCP0 | CAN_TSR_TXOK0 | CAN_TSR_TME0)) == (CAN_TSR_RQCP0 | CAN_TSR_TXOK0 | CAN_TSR_TME0)) :\ + ((__TRANSMITMAILBOX__) == CAN_TXMAILBOX_1)? ((((__HANDLE__)->Instance->TSR) & (CAN_TSR_RQCP1 | CAN_TSR_TXOK1 | CAN_TSR_TME1)) == (CAN_TSR_RQCP1 | CAN_TSR_TXOK1 | CAN_TSR_TME1)) :\ + ((((__HANDLE__)->Instance->TSR) & (CAN_TSR_RQCP2 | CAN_TSR_TXOK2 | CAN_TSR_TME2)) == (CAN_TSR_RQCP2 | CAN_TSR_TXOK2 | CAN_TSR_TME2))) + + + +/** + * @brief Release the specified receive FIFO. + * @param __HANDLE__: CAN handle + * @param __FIFONUMBER__: Receive FIFO number, CAN_FIFO0 or CAN_FIFO1. + * @retval None + */ +#define __HAL_CAN_FIFO_RELEASE(__HANDLE__, __FIFONUMBER__) (((__FIFONUMBER__) == CAN_FIFO0)? \ +((__HANDLE__)->Instance->RF0R |= CAN_RF0R_RFOM0) : ((__HANDLE__)->Instance->RF1R |= CAN_RF1R_RFOM1)) + +/** + * @brief Cancel a transmit request. + * @param __HANDLE__: CAN Handle + * @param __TRANSMITMAILBOX__: the number of the mailbox that is used for transmission. + * @retval None + */ +#define __HAL_CAN_CANCEL_TRANSMIT(__HANDLE__, __TRANSMITMAILBOX__)\ +(((__TRANSMITMAILBOX__) == CAN_TXMAILBOX_0)? ((__HANDLE__)->Instance->TSR |= CAN_TSR_ABRQ0) :\ + ((__TRANSMITMAILBOX__) == CAN_TXMAILBOX_1)? ((__HANDLE__)->Instance->TSR |= CAN_TSR_ABRQ1) :\ + ((__HANDLE__)->Instance->TSR |= CAN_TSR_ABRQ2)) + +/** + * @brief Enable or disable the DBG Freeze for CAN. + * @param __HANDLE__: CAN Handle + * @param __NEWSTATE__: new state of the CAN peripheral. + * This parameter can be: ENABLE (CAN reception/transmission is frozen + * during debug. Reception FIFOs can still be accessed/controlled normally) + * or DISABLE (CAN is working during debug). + * @retval None + */ +#define __HAL_CAN_DBG_FREEZE(__HANDLE__, __NEWSTATE__) (((__NEWSTATE__) == ENABLE)? \ +((__HANDLE__)->Instance->MCR |= CAN_MCR_DBF) : ((__HANDLE__)->Instance->MCR &= ~CAN_MCR_DBF)) + +/* Exported functions --------------------------------------------------------*/ + +/* Initialization/de-initialization functions ***********************************/ +HAL_StatusTypeDef HAL_CAN_Init(CAN_HandleTypeDef* hcan); +HAL_StatusTypeDef HAL_CAN_ConfigFilter(CAN_HandleTypeDef* hcan, CAN_FilterConfTypeDef* sFilterConfig); +HAL_StatusTypeDef HAL_CAN_DeInit(CAN_HandleTypeDef* hcan); +__weak void HAL_CAN_MspInit(CAN_HandleTypeDef* hcan); +__weak void HAL_CAN_MspDeInit(CAN_HandleTypeDef* hcan); + +/* I/O operation functions ******************************************************/ +HAL_StatusTypeDef HAL_CAN_Transmit(CAN_HandleTypeDef *hcan, uint32_t Timeout); +HAL_StatusTypeDef HAL_CAN_Transmit_IT(CAN_HandleTypeDef *hcan); +HAL_StatusTypeDef HAL_CAN_Receive(CAN_HandleTypeDef *hcan, uint8_t FIFONumber, uint32_t Timeout); +HAL_StatusTypeDef HAL_CAN_Receive_IT(CAN_HandleTypeDef *hcan, uint8_t FIFONumber); +HAL_StatusTypeDef HAL_CAN_Sleep(CAN_HandleTypeDef *hcan); +HAL_StatusTypeDef HAL_CAN_WakeUp(CAN_HandleTypeDef *hcan); + +/* Peripheral State functions ***************************************************/ +void HAL_CAN_IRQHandler(CAN_HandleTypeDef* hcan); +uint32_t HAL_CAN_GetError(CAN_HandleTypeDef *hcan); +HAL_CAN_StateTypeDef HAL_CAN_GetState(CAN_HandleTypeDef* hcan); + +__weak void HAL_CAN_TxCpltCallback(CAN_HandleTypeDef* hcan); +__weak void HAL_CAN_RxCpltCallback(CAN_HandleTypeDef* hcan); +__weak void HAL_CAN_ErrorCallback(CAN_HandleTypeDef *hcan); + +#endif /* STM32F405xx || STM32F415xx || STM32F407xx || STM32F417xx || STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */ + +/** + * @} + */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32F4xx_CAN_H */ + + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/