mbed(SerialHalfDuplex入り)
Fork of mbed by
Diff: TARGET_NUCLEO_F103RB/stm32f1xx_hal_can.h
- Revision:
- 96:487b796308b0
diff -r 7e07b6fb45cf -r 487b796308b0 TARGET_NUCLEO_F103RB/stm32f1xx_hal_can.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TARGET_NUCLEO_F103RB/stm32f1xx_hal_can.h Tue Mar 17 14:27:45 2015 +0000 @@ -0,0 +1,825 @@ +/** + ****************************************************************************** + * @file stm32f1xx_hal_can.h + * @author MCD Application Team + * @version V1.0.0 + * @date 15-December-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 __stm32f1xx_CAN_H +#define __stm32f1xx_CAN_H + +#ifdef __cplusplus + extern "C" { +#endif + +#if defined(STM32F103x6) || defined(STM32F103xB) || defined(STM32F103xE) || \ + defined(STM32F103xG) || defined(STM32F105xC) || defined(STM32F107xC) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32f1xx_hal_def.h" + +/** @addtogroup STM32F1xx_HAL_Driver + * @{ + */ + +/** @addtogroup CAN + * @{ + */ + +/* Exported types ------------------------------------------------------------*/ +/** @defgroup CAN_Exported_Types 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, /*!< CAN in 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 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 a value of @ref CAN_receive_FIFO_number_constants */ + +}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 */ + + HAL_LockTypeDef Lock; /*!< CAN locking object */ + + __IO HAL_CAN_StateTypeDef State; /*!< CAN communication state */ + + __IO uint32_t ErrorCode; /*!< CAN Error code */ + +}CAN_HandleTypeDef; +/** + * @} + */ +/* Exported constants --------------------------------------------------------*/ + +/** @defgroup CAN_Exported_Constants CAN Exported Constants + * @{ + */ + +/** @defgroup CAN_Error_Code CAN Error Code + * @{ + */ + + +#define HAL_CAN_ERROR_NONE ((uint32_t)0x00) /*!< No error */ +#define HAL_CAN_ERROR_EWG ((uint32_t)0x01) /*!< EWG error */ +#define HAL_CAN_ERROR_EPV ((uint32_t)0x02) /*!< EPV error */ +#define HAL_CAN_ERROR_BOF ((uint32_t)0x04) /*!< BOF error */ +#define HAL_CAN_ERROR_STF ((uint32_t)0x08) /*!< Stuff error */ +#define HAL_CAN_ERROR_FOR ((uint32_t)0x10) /*!< Form error */ +#define HAL_CAN_ERROR_ACK ((uint32_t)0x20) /*!< Acknowledgment error */ +#define HAL_CAN_ERROR_BR ((uint32_t)0x40) /*!< Bit recessive */ +#define HAL_CAN_ERROR_BD ((uint32_t)0x80) /*!< LEC dominant */ +#define HAL_CAN_ERROR_CRC ((uint32_t)0x100) /*!< LEC transfer error */ + + +/** + * @} + */ + + +/** @defgroup CAN_InitStatus CAN initialization Status + * @{ + */ +#define CAN_INITSTATUS_FAILED ((uint32_t)0x00000000) /*!< CAN initialization failed */ +#define CAN_INITSTATUS_SUCCESS ((uint32_t)0x00000001) /*!< CAN initialization OK */ +/** + * @} + */ + +/** @defgroup CAN_operating_mode 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 */ + +/** + * @} + */ + + +/** @defgroup CAN_synchronisation_jump_width CAN Synchronization 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 */ + +/** + * @} + */ + +/** @defgroup CAN_time_quantum_in_bit_segment_1 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 */ + +/** + * @} + */ + +/** @defgroup CAN_time_quantum_in_bit_segment_2 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 */ + +/** + * @} + */ + +/** @defgroup CAN_filter_mode CAN Filter Mode + * @{ + */ +#define CAN_FILTERMODE_IDMASK ((uint8_t)0x00) /*!< Identifier mask mode */ +#define CAN_FILTERMODE_IDLIST ((uint8_t)0x01) /*!< Identifier list mode */ + +/** + * @} + */ + +/** @defgroup CAN_filter_scale 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 */ + +/** + * @} + */ + +/** @defgroup CAN_filter_FIFO 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 */ + + +/** + * @} + */ + +/** @defgroup CAN_identifier_type CAN Identifier Type + * @{ + */ +#define CAN_ID_STD ((uint32_t)0x00000000) /*!< Standard Id */ +#define CAN_ID_EXT ((uint32_t)0x00000004) /*!< Extended Id */ + +/** + * @} + */ + +/** @defgroup CAN_remote_transmission_request CAN Remote Transmission Request + * @{ + */ +#define CAN_RTR_DATA ((uint32_t)0x00000000) /*!< Data frame */ +#define CAN_RTR_REMOTE ((uint32_t)0x00000002) /*!< Remote frame */ + +/** + * @} + */ + +/** @defgroup CAN_transmit_constants CAN Transmit Constants + * @{ + */ +#define CAN_TXSTATUS_NOMAILBOX ((uint8_t)0x04) /*!< CAN cell did not provide CAN_TxStatus_NoMailBox */ + +/** + * @} + */ + +/** @defgroup CAN_receive_FIFO_number_constants CAN Receive FIFO Number + * @{ + */ +#define CAN_FIFO0 ((uint8_t)0x00) /*!< CAN FIFO 0 used to receive */ +#define CAN_FIFO1 ((uint8_t)0x01) /*!< CAN FIFO 1 used to receive */ + +/** + * @} + */ + +/** @defgroup CAN_flags 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)((TSR_REGISTER_INDEX << 8U) | CAN_TSR_RQCP0_BIT_POSITION)) /*!< Request MailBox0 flag */ +#define CAN_FLAG_RQCP1 ((uint32_t)((TSR_REGISTER_INDEX << 8U) | CAN_TSR_RQCP1_BIT_POSITION)) /*!< Request MailBox1 flag */ +#define CAN_FLAG_RQCP2 ((uint32_t)((TSR_REGISTER_INDEX << 8U) | CAN_TSR_RQCP2_BIT_POSITION)) /*!< Request MailBox2 flag */ +#define CAN_FLAG_TXOK0 ((uint32_t)((TSR_REGISTER_INDEX << 8U) | CAN_TSR_TXOK0_BIT_POSITION)) /*!< Transmission OK MailBox0 flag */ +#define CAN_FLAG_TXOK1 ((uint32_t)((TSR_REGISTER_INDEX << 8U) | CAN_TSR_TXOK1_BIT_POSITION)) /*!< Transmission OK MailBox1 flag */ +#define CAN_FLAG_TXOK2 ((uint32_t)((TSR_REGISTER_INDEX << 8U) | CAN_TSR_RQCP0_BIT_POSITION)) /*!< Transmission OK MailBox2 flag */ +#define CAN_FLAG_TME0 ((uint32_t)((TSR_REGISTER_INDEX << 8U) | CAN_TSR_TME0_BIT_POSITION)) /*!< Transmit mailbox 0 empty flag */ +#define CAN_FLAG_TME1 ((uint32_t)((TSR_REGISTER_INDEX << 8U) | CAN_TSR_TME1_BIT_POSITION)) /*!< Transmit mailbox 0 empty flag */ +#define CAN_FLAG_TME2 ((uint32_t)((TSR_REGISTER_INDEX << 8U) | CAN_TSR_TME2_BIT_POSITION)) /*!< Transmit mailbox 0 empty flag */ + +/* Receive Flags */ +#define CAN_FLAG_FF0 ((uint32_t)((RF0R_REGISTER_INDEX << 8U) | CAN_RF0R_FF0_BIT_POSITION)) /*!< FIFO 0 Full flag */ +#define CAN_FLAG_FOV0 ((uint32_t)((RF0R_REGISTER_INDEX << 8U) | CAN_RF0R_FOV0_BIT_POSITION)) /*!< FIFO 0 Overrun flag */ + +#define CAN_FLAG_FF1 ((uint32_t)((RF1R_REGISTER_INDEX << 8U) | CAN_RF1R_FF1_BIT_POSITION)) /*!< FIFO 1 Full flag */ +#define CAN_FLAG_FOV1 ((uint32_t)((RF1R_REGISTER_INDEX << 8U) | CAN_RF1R_FOV1_BIT_POSITION)) /*!< FIFO 1 Overrun flag */ + +/* Operating Mode Flags */ +#define CAN_FLAG_WKU ((uint32_t)((MSR_REGISTER_INDEX << 8U) | CAN_MSR_WKU_BIT_POSITION)) /*!< Wake up flag */ +#define CAN_FLAG_SLAK ((uint32_t)((MSR_REGISTER_INDEX << 8U) | CAN_MSR_SLAK_BIT_POSITION)) /*!< Sleep acknowledge flag */ +#define CAN_FLAG_SLAKI ((uint32_t)((MSR_REGISTER_INDEX << 8U) | CAN_MSR_SLAKI_BIT_POSITION)) /*!< 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)((ESR_REGISTER_INDEX << 8U) | CAN_ESR_EWG_BIT_POSITION)) /*!< Error warning flag */ +#define CAN_FLAG_EPV ((uint32_t)((ESR_REGISTER_INDEX << 8U) | CAN_ESR_EPV_BIT_POSITION)) /*!< Error passive flag */ +#define CAN_FLAG_BOF ((uint32_t)((ESR_REGISTER_INDEX << 8U) | CAN_ESR_BOF_BIT_POSITION)) /*!< Bus-Off flag */ + +/** + * @} + */ + + +/** @defgroup CAN_interrupts 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 */ + + +/** + * @} + */ + + + +/** + * @} + */ + +/** @defgroup CAN_Private_Constants CAN Private Constants + * @{ + */ + +/* CAN intermediate shift values used for CAN flags */ +#define TSR_REGISTER_INDEX ((uint32_t)0x5) +#define RF0R_REGISTER_INDEX ((uint32_t)0x2) +#define RF1R_REGISTER_INDEX ((uint32_t)0x4) +#define MSR_REGISTER_INDEX ((uint32_t)0x1) +#define ESR_REGISTER_INDEX ((uint32_t)0x3) + +/* CAN flags bits position into their respective register (TSR, RF0R, RF1R or MSR regsiters) */ +/* Transmit Flags */ +#define CAN_TSR_RQCP0_BIT_POSITION ((uint32_t)0x00000000) +#define CAN_TSR_RQCP1_BIT_POSITION ((uint32_t)0x00000008) +#define CAN_TSR_RQCP2_BIT_POSITION ((uint32_t)0x00000010) +#define CAN_TSR_TXOK0_BIT_POSITION ((uint32_t)0x00000001) +#define CAN_TSR_TXOK1_BIT_POSITION ((uint32_t)0x00000009) +#define CAN_TSR_TXOK2_BIT_POSITION ((uint32_t)0x00000011) +#define CAN_TSR_TME0_BIT_POSITION ((uint32_t)0x0000001A) +#define CAN_TSR_TME1_BIT_POSITION ((uint32_t)0x0000001B) +#define CAN_TSR_TME2_BIT_POSITION ((uint32_t)0x0000001C) + +/* Receive Flags */ +#define CAN_RF0R_FF0_BIT_POSITION ((uint32_t)0x00000003) +#define CAN_RF0R_FOV0_BIT_POSITION ((uint32_t)0x00000004) + +#define CAN_RF1R_FF1_BIT_POSITION ((uint32_t)0x00000003) +#define CAN_RF1R_FOV1_BIT_POSITION ((uint32_t)0x00000004) + +/* Operating Mode Flags */ +#define CAN_MSR_WKU_BIT_POSITION ((uint32_t)0x00000003) +#define CAN_MSR_SLAK_BIT_POSITION ((uint32_t)0x00000001) +#define CAN_MSR_SLAKI_BIT_POSITION ((uint32_t)0x00000004) + +/* Error Flags */ +#define CAN_ESR_EWG_BIT_POSITION ((uint32_t)0x00000000) +#define CAN_ESR_EPV_BIT_POSITION ((uint32_t)0x00000001) +#define CAN_ESR_BOF_BIT_POSITION ((uint32_t)0x00000002) + +/* Mask used by macro to get/clear CAN flags*/ +#define CAN_FLAG_MASK ((uint32_t)0x000000FF) + +/* Mailboxes definition */ +#define CAN_TXMAILBOX_0 ((uint8_t)0x00) +#define CAN_TXMAILBOX_1 ((uint8_t)0x01) +#define CAN_TXMAILBOX_2 ((uint8_t)0x02) + + +/** + * @} + */ + + +/* Exported macros -----------------------------------------------------------*/ +/** @defgroup CAN_Exported_Macro CAN Exported Macros + * @{ + */ + +/** @brief Reset CAN handle state + * @param __HANDLE__: CAN handle. + * @retval None + */ +#define __HAL_CAN_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_CAN_STATE_RESET) + +/** + * @brief Enable the specified CAN interrupts + * @param __HANDLE__: CAN handle. + * @param __INTERRUPT__: CAN Interrupt. + * This parameter can be one of the following values: + * @arg CAN_IT_TME: Transmit mailbox empty interrupt enable + * @arg CAN_IT_FMP0: FIFO 0 message pending interrupt + * @arg CAN_IT_FF0 : FIFO 0 full interrupt + * @arg CAN_IT_FOV0: FIFO 0 overrun interrupt + * @arg CAN_IT_FMP1: FIFO 1 message pending interrupt + * @arg CAN_IT_FF1 : FIFO 1 full interrupt + * @arg CAN_IT_FOV1: FIFO 1 overrun interrupt + * @arg CAN_IT_WKU : Wake-up interrupt + * @arg CAN_IT_SLK : Sleep acknowledge interrupt + * @arg CAN_IT_EWG : Error warning interrupt + * @arg CAN_IT_EPV : Error passive interrupt + * @arg CAN_IT_BOF : Bus-off interrupt + * @arg CAN_IT_LEC : Last error code interrupt + * @arg CAN_IT_ERR : Error 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. + * This parameter can be one of the following values: + * @arg CAN_IT_TME: Transmit mailbox empty interrupt enable + * @arg CAN_IT_FMP0: FIFO 0 message pending interrupt + * @arg CAN_IT_FF0 : FIFO 0 full interrupt + * @arg CAN_IT_FOV0: FIFO 0 overrun interrupt + * @arg CAN_IT_FMP1: FIFO 1 message pending interrupt + * @arg CAN_IT_FF1 : FIFO 1 full interrupt + * @arg CAN_IT_FOV1: FIFO 1 overrun interrupt + * @arg CAN_IT_WKU : Wake-up interrupt + * @arg CAN_IT_SLK : Sleep acknowledge interrupt + * @arg CAN_IT_EWG : Error warning interrupt + * @arg CAN_IT_EPV : Error passive interrupt + * @arg CAN_IT_BOF : Bus-off interrupt + * @arg CAN_IT_LEC : Last error code interrupt + * @arg CAN_IT_ERR : Error 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__: specifies the 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_GET_FLAG(__HANDLE__, __FLAG__) \ +((((__FLAG__) >> 8) == 5)? ((((__HANDLE__)->Instance->TSR) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))): \ + (((__FLAG__) >> 8) == 2)? ((((__HANDLE__)->Instance->RF0R) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))): \ + (((__FLAG__) >> 8) == 4)? ((((__HANDLE__)->Instance->RF1R) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))): \ + (((__FLAG__) >> 8) == 1)? ((((__HANDLE__)->Instance->MSR) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))): \ + ((((__HANDLE__)->Instance->ESR) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK)))) + +/** @brief Clear the specified CAN pending flag. + * @param __HANDLE__: specifies the 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_SLAKI: Sleep acknowledge Flag + * @retval The new state of __FLAG__ (TRUE or FALSE). + */ +#define __HAL_CAN_CLEAR_FLAG(__HANDLE__, __FLAG__) \ +((((__FLAG__) >> 8U) == TSR_REGISTER_INDEX) ? (((__HANDLE__)->Instance->TSR) = (1U << ((__FLAG__) & CAN_FLAG_MASK))): \ + (((__FLAG__) >> 8U) == RF0R_REGISTER_INDEX)? (((__HANDLE__)->Instance->RF0R) = (1U << ((__FLAG__) & CAN_FLAG_MASK))): \ + (((__FLAG__) >> 8U) == RF1R_REGISTER_INDEX)? (((__HANDLE__)->Instance->RF1R) = (1U << ((__FLAG__) & CAN_FLAG_MASK))): \ + (((__FLAG__) >> 8U) == MSR_REGISTER_INDEX) ? (((__HANDLE__)->Instance->MSR) = (1U << ((__FLAG__) & CAN_FLAG_MASK))): 0) + + +/** @brief Check if the specified CAN interrupt source is enabled or disabled. + * @param __HANDLE__: specifies the 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: FIFO 0 message pending interrupt + * @arg CAN_IT_FF0 : FIFO 0 full interrupt + * @arg CAN_IT_FOV0: FIFO 0 overrun interrupt + * @arg CAN_IT_FMP1: FIFO 1 message pending interrupt + * @arg CAN_IT_FF1 : FIFO 1 full interrupt + * @arg CAN_IT_FOV1: FIFO 1 overrun interrupt + * @arg CAN_IT_WKU : Wake-up interrupt + * @arg CAN_IT_SLK : Sleep acknowledge interrupt + * @arg CAN_IT_EWG : Error warning interrupt + * @arg CAN_IT_EPV : Error passive interrupt + * @arg CAN_IT_BOF : Bus-off interrupt + * @arg CAN_IT_LEC : Last error code interrupt + * @arg CAN_IT_ERR : Error Interrupt + * @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__: specifies the 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__: specifies the 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 disables the DBG Freeze for CAN. + * @param __HANDLE__: specifies the 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)) + +/** + * @} + */ + +/* Private macros --------------------------------------------------------*/ +/** @defgroup CAN_Private_Macros CAN Private Macros + * @{ + */ + +#define IS_CAN_MODE(MODE) (((MODE) == CAN_MODE_NORMAL) || \ + ((MODE) == CAN_MODE_LOOPBACK)|| \ + ((MODE) == CAN_MODE_SILENT) || \ + ((MODE) == CAN_MODE_SILENT_LOOPBACK)) + +#define IS_CAN_SJW(SJW) (((SJW) == CAN_SJW_1TQ) || ((SJW) == CAN_SJW_2TQ)|| \ + ((SJW) == CAN_SJW_3TQ) || ((SJW) == CAN_SJW_4TQ)) + +#define IS_CAN_BS1(BS1) ((BS1) <= CAN_BS1_16TQ) + +#define IS_CAN_BS2(BS2) ((BS2) <= CAN_BS2_8TQ) + +#define IS_CAN_FILTER_MODE(MODE) (((MODE) == CAN_FILTERMODE_IDMASK) || \ + ((MODE) == CAN_FILTERMODE_IDLIST)) + +#define IS_CAN_FILTER_SCALE(SCALE) (((SCALE) == CAN_FILTERSCALE_16BIT) || \ + ((SCALE) == CAN_FILTERSCALE_32BIT)) + + +#define IS_CAN_FILTER_FIFO(FIFO) (((FIFO) == CAN_FILTER_FIFO0) || \ + ((FIFO) == CAN_FILTER_FIFO1)) + +#define IS_CAN_IDTYPE(IDTYPE) (((IDTYPE) == CAN_ID_STD) || \ + ((IDTYPE) == CAN_ID_EXT)) + +#define IS_CAN_RTR(RTR) (((RTR) == CAN_RTR_DATA) || ((RTR) == CAN_RTR_REMOTE)) + +#define IS_CAN_FIFO(FIFO) (((FIFO) == CAN_FIFO0) || ((FIFO) == CAN_FIFO1)) + +#define IS_CAN_BANKNUMBER(BANKNUMBER) ((BANKNUMBER) <= 28) + +#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)) + +#define IS_CAN_PRESCALER(PRESCALER) (((PRESCALER) >= 1) && ((PRESCALER) <= 1024)) + +/** + * @} + */ + +/* Include CAN HAL Extension module */ +#include "stm32f1xx_hal_can_ex.h" + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup CAN_Exported_Functions + * @{ + */ + +/** @addtogroup CAN_Exported_Functions_Group1 + * @brief Initialization and Configuration functions + * @{ + */ +/* Initialization and 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); +void HAL_CAN_MspInit(CAN_HandleTypeDef* hcan); +void HAL_CAN_MspDeInit(CAN_HandleTypeDef* hcan); +/** + * @} + */ + +/** @addtogroup CAN_Exported_Functions_Group2 + * @brief I/O operation functions + * @{ + */ +/* IO 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); +void HAL_CAN_IRQHandler(CAN_HandleTypeDef* hcan); +void HAL_CAN_TxCpltCallback(CAN_HandleTypeDef* hcan); +void HAL_CAN_RxCpltCallback(CAN_HandleTypeDef* hcan); +void HAL_CAN_ErrorCallback(CAN_HandleTypeDef *hcan); +/** + * @} + */ + +/** @addtogroup CAN_Exported_Functions_Group3 + * @brief CAN Peripheral State functions + * @{ + */ +/* Peripheral State and Error functions ***************************************/ +uint32_t HAL_CAN_GetError(CAN_HandleTypeDef *hcan); +HAL_CAN_StateTypeDef HAL_CAN_GetState(CAN_HandleTypeDef* hcan); +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* STM32F103x6) || STM32F103xB || STM32F103xE || */ + /* STM32F103xG) || STM32F105xC || STM32F107xC */ + +#ifdef __cplusplus +} +#endif + +#endif /* __stm32f1xx_CAN_H */ + + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/