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  1. /**
  2.   ******************************************************************************
  3.   * @file    stm32f0xx_hal_can_legacy.h
  4.   * @author  MCD Application Team
  5.   * @brief   Header file of CAN HAL Legacy module.
  6.   ******************************************************************************
  7.   * @attention
  8.   *
  9.   * <h2><center>&copy; Copyright (c) 2017 STMicroelectronics.
  10.   * All rights reserved.</center></h2>
  11.   *
  12.   * This software component is licensed by ST under BSD 3-Clause license,
  13.   * the "License"; You may not use this file except in compliance with the
  14.   * License. You may obtain a copy of the License at:
  15.   *                        opensource.org/licenses/BSD-3-Clause
  16.   *
  17.   ******************************************************************************
  18.   */
  19.  
  20. /* Define to prevent recursive inclusion -------------------------------------*/
  21. #ifndef __STM32F0xx_HAL_CAN_LEGACY_H
  22. #define __STM32F0xx_HAL_CAN_LEGACY_H
  23.  
  24. #ifdef __cplusplus
  25.  extern "C" {
  26. #endif
  27.  
  28. #if defined(STM32F072xB) || defined(STM32F042x6) || defined(STM32F048xx) || defined(STM32F078xx) || defined(STM32F091xC) || defined(STM32F098xx)
  29.  
  30. /* Includes ------------------------------------------------------------------*/
  31. #include "stm32f0xx_hal_def.h"
  32.  
  33. /** @addtogroup STM32F0xx_HAL_Driver
  34.   * @{
  35.   */
  36.  
  37. /** @addtogroup CAN
  38.   * @{
  39.   */
  40.  
  41. /* Exported types ------------------------------------------------------------*/
  42. /** @defgroup CAN_Exported_Types CAN Exported Types
  43.   * @{
  44.   */  
  45. /**
  46.   * @brief  HAL State structures definition  
  47.   */
  48. typedef enum
  49. {
  50.   HAL_CAN_STATE_RESET             = 0x00U,  /*!< CAN not yet initialized or disabled */
  51.   HAL_CAN_STATE_READY             = 0x01U,  /*!< CAN initialized and ready for use   */
  52.   HAL_CAN_STATE_BUSY              = 0x02U,  /*!< CAN process is ongoing              */
  53.   HAL_CAN_STATE_BUSY_TX           = 0x12U,  /*!< CAN process is ongoing              */
  54.   HAL_CAN_STATE_BUSY_RX0          = 0x22U,  /*!< CAN process is ongoing              */
  55.   HAL_CAN_STATE_BUSY_RX1          = 0x32U,  /*!< CAN process is ongoing              */
  56.   HAL_CAN_STATE_BUSY_TX_RX0       = 0x42U,  /*!< CAN process is ongoing              */
  57.   HAL_CAN_STATE_BUSY_TX_RX1       = 0x52U,  /*!< CAN process is ongoing              */
  58.   HAL_CAN_STATE_BUSY_RX0_RX1      = 0x62U,  /*!< CAN process is ongoing              */
  59.   HAL_CAN_STATE_BUSY_TX_RX0_RX1   = 0x72U,  /*!< CAN process is ongoing              */
  60.   HAL_CAN_STATE_TIMEOUT           = 0x03U,  /*!< CAN in Timeout state                */
  61.   HAL_CAN_STATE_ERROR             = 0x04U   /*!< CAN error state                     */
  62.  
  63. }HAL_CAN_StateTypeDef;
  64.  
  65. /**
  66.   * @brief  CAN init structure definition
  67.   */
  68. typedef struct
  69. {
  70.   uint32_t Prescaler;  /*!< Specifies the length of a time quantum.
  71.                             This parameter must be a number between Min_Data = 1 and Max_Data = 1024. */
  72.  
  73.   uint32_t Mode;       /*!< Specifies the CAN operating mode.
  74.                             This parameter can be a value of @ref CAN_operating_mode */
  75.  
  76.   uint32_t SJW;        /*!< Specifies the maximum number of time quanta
  77.                             the CAN hardware is allowed to lengthen or
  78.                             shorten a bit to perform resynchronization.
  79.                             This parameter can be a value of @ref CAN_synchronisation_jump_width */
  80.  
  81.   uint32_t BS1;        /*!< Specifies the number of time quanta in Bit Segment 1.
  82.                             This parameter can be a value of @ref CAN_time_quantum_in_bit_segment_1 */
  83.  
  84.   uint32_t BS2;        /*!< Specifies the number of time quanta in Bit Segment 2.
  85.                             This parameter can be a value of @ref CAN_time_quantum_in_bit_segment_2 */
  86.  
  87.   uint32_t TTCM;       /*!< Enable or disable the time triggered communication mode.
  88.                             This parameter can be set to ENABLE or DISABLE. */
  89.  
  90.   uint32_t ABOM;       /*!< Enable or disable the automatic bus-off management.
  91.                             This parameter can be set to ENABLE or DISABLE. */
  92.  
  93.   uint32_t AWUM;       /*!< Enable or disable the automatic wake-up mode.
  94.                             This parameter can be set to ENABLE or DISABLE. */
  95.  
  96.   uint32_t NART;       /*!< Enable or disable the non-automatic retransmission mode.
  97.                             This parameter can be set to ENABLE or DISABLE. */
  98.  
  99.   uint32_t RFLM;       /*!< Enable or disable the Receive FIFO Locked mode.
  100.                             This parameter can be set to ENABLE or DISABLE. */
  101.  
  102.   uint32_t TXFP;       /*!< Enable or disable the transmit FIFO priority.
  103.                             This parameter can be set to ENABLE or DISABLE. */
  104. }CAN_InitTypeDef;
  105.  
  106. /**
  107.   * @brief  CAN filter configuration structure definition
  108.   */
  109. typedef struct
  110. {
  111.   uint32_t FilterIdHigh;          /*!< Specifies the filter identification number (MSBs for a 32-bit
  112.                                        configuration, first one for a 16-bit configuration).
  113.                                        This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0xFFFF. */
  114.                                              
  115.   uint32_t FilterIdLow;           /*!< Specifies the filter identification number (LSBs for a 32-bit
  116.                                        configuration, second one for a 16-bit configuration).
  117.                                        This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0xFFFF. */
  118.  
  119.   uint32_t FilterMaskIdHigh;      /*!< Specifies the filter mask number or identification number,
  120.                                        according to the mode (MSBs for a 32-bit configuration,
  121.                                        first one for a 16-bit configuration).
  122.                                        This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0xFFFF. */
  123.  
  124.   uint32_t FilterMaskIdLow;       /*!< Specifies the filter mask number or identification number,
  125.                                        according to the mode (LSBs for a 32-bit configuration,
  126.                                        second one for a 16-bit configuration).
  127.                                        This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0xFFFF. */
  128.  
  129.   uint32_t FilterFIFOAssignment;  /*!< Specifies the FIFO (0 or 1U) which will be assigned to the filter.
  130.                                        This parameter can be a value of @ref CAN_filter_FIFO */
  131.  
  132.   uint32_t FilterNumber;          /*!< Specifies the filter which will be initialized.
  133.                                        This parameter must be a number between Min_Data = 0 and Max_Data = 27. */
  134.  
  135.   uint32_t FilterMode;            /*!< Specifies the filter mode to be initialized.
  136.                                        This parameter can be a value of @ref CAN_filter_mode */
  137.  
  138.   uint32_t FilterScale;           /*!< Specifies the filter scale.
  139.                                        This parameter can be a value of @ref CAN_filter_scale */
  140.  
  141.   uint32_t FilterActivation;      /*!< Enable or disable the filter.
  142.                                        This parameter can be set to ENABLE or DISABLE. */
  143.                                        
  144.   uint32_t BankNumber;            /*!< Select the start slave bank filter
  145.                                        This parameter must be a number between Min_Data = 0 and Max_Data = 28. */
  146.  
  147. }CAN_FilterConfTypeDef;
  148.  
  149. /**
  150.   * @brief  CAN Tx message structure definition  
  151.   */
  152. typedef struct
  153. {
  154.   uint32_t StdId;    /*!< Specifies the standard identifier.
  155.                           This parameter must be a number between Min_Data = 0 and Max_Data = 0x7FF. */
  156.                        
  157.   uint32_t ExtId;    /*!< Specifies the extended identifier.
  158.                           This parameter must be a number between Min_Data = 0 and Max_Data = 0x1FFFFFFF. */
  159.                        
  160.   uint32_t IDE;      /*!< Specifies the type of identifier for the message that will be transmitted.
  161.                           This parameter can be a value of @ref CAN_identifier_type */
  162.  
  163.   uint32_t RTR;      /*!< Specifies the type of frame for the message that will be transmitted.
  164.                           This parameter can be a value of @ref CAN_remote_transmission_request */
  165.  
  166.   uint32_t DLC;      /*!< Specifies the length of the frame that will be transmitted.
  167.                           This parameter must be a number between Min_Data = 0 and Max_Data = 8. */
  168.  
  169.   uint8_t Data[8];   /*!< Contains the data to be transmitted.
  170.                           This parameter must be a number between Min_Data = 0 and Max_Data = 0xFF. */
  171.    
  172. }CanTxMsgTypeDef;
  173.  
  174. /**
  175.   * @brief  CAN Rx message structure definition  
  176.   */
  177. typedef struct
  178. {
  179.   uint32_t StdId;       /*!< Specifies the standard identifier.
  180.                              This parameter must be a number between Min_Data = 0 and Max_Data = 0x7FF. */
  181.  
  182.   uint32_t ExtId;       /*!< Specifies the extended identifier.
  183.                              This parameter must be a number between Min_Data = 0 and Max_Data = 0x1FFFFFFF. */
  184.  
  185.   uint32_t IDE;         /*!< Specifies the type of identifier for the message that will be received.
  186.                              This parameter can be a value of @ref CAN_identifier_type */
  187.  
  188.   uint32_t RTR;         /*!< Specifies the type of frame for the received message.
  189.                              This parameter can be a value of @ref CAN_remote_transmission_request */
  190.  
  191.   uint32_t DLC;         /*!< Specifies the length of the frame that will be received.
  192.                              This parameter must be a number between Min_Data = 0 and Max_Data = 8. */
  193.  
  194.   uint8_t Data[8];      /*!< Contains the data to be received.
  195.                              This parameter must be a number between Min_Data = 0 and Max_Data = 0xFF. */
  196.  
  197.   uint32_t FMI;         /*!< Specifies the index of the filter the message stored in the mailbox passes through.
  198.                              This parameter must be a number between Min_Data = 0 and Max_Data = 0xFF. */
  199.                        
  200.   uint32_t FIFONumber;  /*!< Specifies the receive FIFO number.
  201.                              This parameter can be CAN_FIFO0 or CAN_FIFO1 */
  202.                        
  203. }CanRxMsgTypeDef;
  204.  
  205. /**
  206.   * @brief  CAN handle Structure definition  
  207.   */
  208. typedef struct
  209. {
  210.   CAN_TypeDef                 *Instance;  /*!< Register base address          */
  211.  
  212.   CAN_InitTypeDef             Init;       /*!< CAN required parameters        */
  213.  
  214.   CanTxMsgTypeDef*            pTxMsg;     /*!< Pointer to transmit structure  */
  215.  
  216.   CanRxMsgTypeDef*            pRxMsg;     /*!< Pointer to reception structure for RX FIFO0 msg */
  217.  
  218.   CanRxMsgTypeDef*            pRx1Msg;    /*!< Pointer to reception structure for RX FIFO1 msg */
  219.  
  220.   HAL_LockTypeDef             Lock;       /*!< CAN locking object             */
  221.  
  222.   __IO HAL_CAN_StateTypeDef   State;      /*!< CAN communication state        */
  223.  
  224.   __IO uint32_t               ErrorCode;  /*!< CAN Error code                
  225.                                                This parameter can be a value of @ref CAN_Error_Code */
  226.  
  227. }CAN_HandleTypeDef;
  228. /**
  229.   * @}
  230.   */
  231.  
  232. /* Exported constants --------------------------------------------------------*/
  233.  
  234. /** @defgroup CAN_Exported_Constants CAN Exported Constants
  235.   * @{
  236.   */
  237.  
  238. /** @defgroup CAN_Error_Code CAN Error Code
  239.   * @{
  240.   */
  241. #define HAL_CAN_ERROR_NONE          (0x00000000U)  /*!< No error             */
  242. #define HAL_CAN_ERROR_EWG           (0x00000001U)  /*!< EWG error            */  
  243. #define HAL_CAN_ERROR_EPV           (0x00000002U)  /*!< EPV error            */
  244. #define HAL_CAN_ERROR_BOF           (0x00000004U)  /*!< BOF error            */
  245. #define HAL_CAN_ERROR_STF           (0x00000008U)  /*!< Stuff error          */
  246. #define HAL_CAN_ERROR_FOR           (0x00000010U)  /*!< Form error           */
  247. #define HAL_CAN_ERROR_ACK           (0x00000020U)  /*!< Acknowledgment error */
  248. #define HAL_CAN_ERROR_BR            (0x00000040U)  /*!< Bit recessive        */
  249. #define HAL_CAN_ERROR_BD            (0x00000080U)  /*!< LEC dominant         */
  250. #define HAL_CAN_ERROR_CRC           (0x00000100U)  /*!< LEC transfer error   */
  251. #define HAL_CAN_ERROR_FOV0          (0x00000200U)  /*!< FIFO0 overrun error  */
  252. #define HAL_CAN_ERROR_FOV1          (0x00000400U)  /*!< FIFO1 overrun error  */
  253. #define HAL_CAN_ERROR_TXFAIL        (0x00000800U)  /*!< Transmit failure     */
  254. /**
  255.   * @}
  256.   */
  257.  
  258. /** @defgroup CAN_InitStatus CAN InitStatus
  259.   * @{
  260.   */
  261. #define CAN_INITSTATUS_FAILED       (0x00000000U)  /*!< CAN initialization failed */
  262. #define CAN_INITSTATUS_SUCCESS      (0x00000001U)  /*!< CAN initialization OK */
  263. /**
  264.   * @}
  265.   */
  266.  
  267. /** @defgroup CAN_operating_mode CAN Operating Mode
  268.   * @{
  269.   */
  270. #define CAN_MODE_NORMAL             (0x00000000U)                              /*!< Normal mode   */
  271. #define CAN_MODE_LOOPBACK           ((uint32_t)CAN_BTR_LBKM)                   /*!< Loopback mode */
  272. #define CAN_MODE_SILENT             ((uint32_t)CAN_BTR_SILM)                   /*!< Silent mode   */
  273. #define CAN_MODE_SILENT_LOOPBACK    ((uint32_t)(CAN_BTR_LBKM | CAN_BTR_SILM))  /*!< Loopback combined with silent mode */
  274. /**
  275.   * @}
  276.   */
  277.  
  278.  
  279. /** @defgroup CAN_synchronisation_jump_width CAN Synchronization Jump Width
  280.   * @{
  281.   */
  282. #define CAN_SJW_1TQ                 (0x00000000U)              /*!< 1 time quantum */
  283. #define CAN_SJW_2TQ                 ((uint32_t)CAN_BTR_SJW_0)  /*!< 2 time quantum */
  284. #define CAN_SJW_3TQ                 ((uint32_t)CAN_BTR_SJW_1)  /*!< 3 time quantum */
  285. #define CAN_SJW_4TQ                 ((uint32_t)CAN_BTR_SJW)    /*!< 4 time quantum */
  286. /**
  287.   * @}
  288.   */
  289.  
  290. /** @defgroup CAN_time_quantum_in_bit_segment_1 CAN Time Quantum in Bit Segment 1
  291.   * @{
  292.   */
  293. #define CAN_BS1_1TQ                 (0x00000000U)                                                /*!< 1 time quantum  */
  294. #define CAN_BS1_2TQ                 ((uint32_t)CAN_BTR_TS1_0)                                    /*!< 2 time quantum  */
  295. #define CAN_BS1_3TQ                 ((uint32_t)CAN_BTR_TS1_1)                                    /*!< 3 time quantum  */
  296. #define CAN_BS1_4TQ                 ((uint32_t)(CAN_BTR_TS1_1 | CAN_BTR_TS1_0))                  /*!< 4 time quantum  */
  297. #define CAN_BS1_5TQ                 ((uint32_t)CAN_BTR_TS1_2)                                    /*!< 5 time quantum  */
  298. #define CAN_BS1_6TQ                 ((uint32_t)(CAN_BTR_TS1_2 | CAN_BTR_TS1_0))                  /*!< 6 time quantum  */
  299. #define CAN_BS1_7TQ                 ((uint32_t)(CAN_BTR_TS1_2 | CAN_BTR_TS1_1))                  /*!< 7 time quantum  */
  300. #define CAN_BS1_8TQ                 ((uint32_t)(CAN_BTR_TS1_2 | CAN_BTR_TS1_1 | CAN_BTR_TS1_0))  /*!< 8 time quantum  */
  301. #define CAN_BS1_9TQ                 ((uint32_t)CAN_BTR_TS1_3)                                    /*!< 9 time quantum  */
  302. #define CAN_BS1_10TQ                ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_0))                  /*!< 10 time quantum */
  303. #define CAN_BS1_11TQ                ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_1))                  /*!< 11 time quantum */
  304. #define CAN_BS1_12TQ                ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_1 | CAN_BTR_TS1_0))  /*!< 12 time quantum */
  305. #define CAN_BS1_13TQ                ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_2))                  /*!< 13 time quantum */
  306. #define CAN_BS1_14TQ                ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_2 | CAN_BTR_TS1_0))  /*!< 14 time quantum */
  307. #define CAN_BS1_15TQ                ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_2 | CAN_BTR_TS1_1))  /*!< 15 time quantum */
  308. #define CAN_BS1_16TQ                ((uint32_t)CAN_BTR_TS1) /*!< 16 time quantum */
  309. /**
  310.   * @}
  311.   */
  312.  
  313. /** @defgroup CAN_time_quantum_in_bit_segment_2 CAN Time Quantum in Bit Segment 2
  314.   * @{
  315.   */
  316. #define CAN_BS2_1TQ                 (0x00000000U)                                /*!< 1 time quantum */
  317. #define CAN_BS2_2TQ                 ((uint32_t)CAN_BTR_TS2_0)                    /*!< 2 time quantum */
  318. #define CAN_BS2_3TQ                 ((uint32_t)CAN_BTR_TS2_1)                    /*!< 3 time quantum */
  319. #define CAN_BS2_4TQ                 ((uint32_t)(CAN_BTR_TS2_1 | CAN_BTR_TS2_0))  /*!< 4 time quantum */
  320. #define CAN_BS2_5TQ                 ((uint32_t)CAN_BTR_TS2_2)                    /*!< 5 time quantum */
  321. #define CAN_BS2_6TQ                 ((uint32_t)(CAN_BTR_TS2_2 | CAN_BTR_TS2_0))  /*!< 6 time quantum */
  322. #define CAN_BS2_7TQ                 ((uint32_t)(CAN_BTR_TS2_2 | CAN_BTR_TS2_1))  /*!< 7 time quantum */
  323. #define CAN_BS2_8TQ                 ((uint32_t)CAN_BTR_TS2)                      /*!< 8 time quantum */
  324. /**
  325.   * @}
  326.   */
  327.  
  328. /** @defgroup CAN_filter_mode CAN Filter Mode
  329.   * @{
  330.   */
  331. #define CAN_FILTERMODE_IDMASK       ((uint8_t)0x00U)  /*!< Identifier mask mode */
  332. #define CAN_FILTERMODE_IDLIST       ((uint8_t)0x01U)  /*!< Identifier list mode */
  333. /**
  334.   * @}
  335.   */
  336.  
  337. /** @defgroup CAN_filter_scale CAN Filter Scale
  338.   * @{
  339.   */
  340. #define CAN_FILTERSCALE_16BIT       ((uint8_t)0x00U)  /*!< Two 16-bit filters */
  341. #define CAN_FILTERSCALE_32BIT       ((uint8_t)0x01U)  /*!< One 32-bit filter  */
  342. /**
  343.   * @}
  344.   */
  345.  
  346. /** @defgroup CAN_filter_FIFO CAN Filter FIFO
  347.   * @{
  348.   */
  349. #define CAN_FILTER_FIFO0             ((uint8_t)0x00U)  /*!< Filter FIFO 0 assignment for filter x */
  350. #define CAN_FILTER_FIFO1             ((uint8_t)0x01U)  /*!< Filter FIFO 1 assignment for filter x */
  351. /**
  352.   * @}
  353.   */
  354.  
  355. /** @defgroup CAN_identifier_type CAN Identifier Type
  356.   * @{
  357.   */
  358. #define CAN_ID_STD             (0x00000000U)  /*!< Standard Id */
  359. #define CAN_ID_EXT             (0x00000004U)  /*!< Extended Id */
  360. /**
  361.   * @}
  362.   */
  363.  
  364. /** @defgroup CAN_remote_transmission_request CAN Remote Transmission Request
  365.   * @{
  366.   */
  367. #define CAN_RTR_DATA                (0x00000000U)  /*!< Data frame */
  368. #define CAN_RTR_REMOTE              (0x00000002U)  /*!< Remote frame */
  369. /**
  370.   * @}
  371.   */
  372.  
  373. /** @defgroup CAN_receive_FIFO_number_constants CAN Receive FIFO Number
  374.   * @{
  375.   */
  376. #define CAN_FIFO0                   ((uint8_t)0x00U)  /*!< CAN FIFO 0 used to receive */
  377. #define CAN_FIFO1                   ((uint8_t)0x01U)  /*!< CAN FIFO 1 used to receive */
  378. /**
  379.   * @}
  380.   */
  381.  
  382. /** @defgroup CAN_flags CAN Flags
  383.   * @{
  384.   */
  385. /* If the flag is 0x3XXXXXXX, it means that it can be used with CAN_GetFlagStatus()
  386.    and CAN_ClearFlag() functions. */
  387. /* If the flag is 0x1XXXXXXX, it means that it can only be used with
  388.    CAN_GetFlagStatus() function.  */
  389.  
  390. /* Transmit Flags */
  391. #define CAN_FLAG_RQCP0             (0x00000500U)  /*!< Request MailBox0 flag         */
  392. #define CAN_FLAG_RQCP1             (0x00000508U)  /*!< Request MailBox1 flag         */
  393. #define CAN_FLAG_RQCP2             (0x00000510U)  /*!< Request MailBox2 flag         */
  394. #define CAN_FLAG_TXOK0             (0x00000501U)  /*!< Transmission OK MailBox0 flag */
  395. #define CAN_FLAG_TXOK1             (0x00000509U)  /*!< Transmission OK MailBox1 flag */
  396. #define CAN_FLAG_TXOK2             (0x00000511U)  /*!< Transmission OK MailBox2 flag */
  397. #define CAN_FLAG_TME0              (0x0000051AU)  /*!< Transmit mailbox 0 empty flag */
  398. #define CAN_FLAG_TME1              (0x0000051BU)  /*!< Transmit mailbox 0 empty flag */
  399. #define CAN_FLAG_TME2              (0x0000051CU)  /*!< Transmit mailbox 0 empty flag */
  400.  
  401. /* Receive Flags */
  402. #define CAN_FLAG_FF0               (0x00000203U)  /*!< FIFO 0 Full flag    */
  403. #define CAN_FLAG_FOV0              (0x00000204U)  /*!< FIFO 0 Overrun flag */
  404.  
  405. #define CAN_FLAG_FF1               (0x00000403U)  /*!< FIFO 1 Full flag    */
  406. #define CAN_FLAG_FOV1              (0x00000404U)  /*!< FIFO 1 Overrun flag */
  407.  
  408. /* Operating Mode Flags */
  409. #define CAN_FLAG_INAK              (0x00000100U)  /*!< Initialization acknowledge flag */
  410. #define CAN_FLAG_SLAK              (0x00000101U)  /*!< Sleep acknowledge flag          */
  411. #define CAN_FLAG_ERRI              (0x00000102U)  /*!< Error flag                      */
  412. #define CAN_FLAG_WKU               (0x00000103U)  /*!< Wake up flag                    */
  413. #define CAN_FLAG_SLAKI             (0x00000104U)  /*!< Sleep acknowledge flag          */
  414. /* @note When SLAK interrupt is disabled (SLKIE=0U), no polling on SLAKI is possible.
  415.          In this case the SLAK bit can be polled.*/
  416.  
  417. /* Error Flags */
  418. #define CAN_FLAG_EWG               (0x00000300U)  /*!< Error warning flag   */
  419. #define CAN_FLAG_EPV               (0x00000301U)  /*!< Error passive flag   */
  420. #define CAN_FLAG_BOF               (0x00000302U)  /*!< Bus-Off flag         */
  421.  
  422. /**
  423.   * @}
  424.   */
  425.  
  426.  
  427. /** @defgroup CAN_interrupts CAN Interrupts
  428.   * @{
  429.   */
  430. #define CAN_IT_TME                  ((uint32_t)CAN_IER_TMEIE)   /*!< Transmit mailbox empty interrupt */
  431.  
  432. /* Receive Interrupts */
  433. #define CAN_IT_FMP0                 ((uint32_t)CAN_IER_FMPIE0)  /*!< FIFO 0 message pending interrupt */
  434. #define CAN_IT_FF0                  ((uint32_t)CAN_IER_FFIE0)   /*!< FIFO 0 full interrupt            */
  435. #define CAN_IT_FOV0                 ((uint32_t)CAN_IER_FOVIE0)  /*!< FIFO 0 overrun interrupt         */
  436. #define CAN_IT_FMP1                 ((uint32_t)CAN_IER_FMPIE1)  /*!< FIFO 1 message pending interrupt */
  437. #define CAN_IT_FF1                  ((uint32_t)CAN_IER_FFIE1)   /*!< FIFO 1 full interrupt            */
  438. #define CAN_IT_FOV1                 ((uint32_t)CAN_IER_FOVIE1)  /*!< FIFO 1 overrun interrupt         */
  439.  
  440. /* Operating Mode Interrupts */
  441. #define CAN_IT_WKU                  ((uint32_t)CAN_IER_WKUIE)  /*!< Wake-up interrupt           */
  442. #define CAN_IT_SLK                  ((uint32_t)CAN_IER_SLKIE)  /*!< Sleep acknowledge interrupt */
  443.  
  444. /* Error Interrupts */
  445. #define CAN_IT_EWG                  ((uint32_t)CAN_IER_EWGIE) /*!< Error warning interrupt   */
  446. #define CAN_IT_EPV                  ((uint32_t)CAN_IER_EPVIE) /*!< Error passive interrupt   */
  447. #define CAN_IT_BOF                  ((uint32_t)CAN_IER_BOFIE) /*!< Bus-off interrupt         */
  448. #define CAN_IT_LEC                  ((uint32_t)CAN_IER_LECIE) /*!< Last error code interrupt */
  449. #define CAN_IT_ERR                  ((uint32_t)CAN_IER_ERRIE) /*!< Error Interrupt           */
  450.  
  451. /**
  452.   * @}
  453.   */
  454.  
  455. /** @defgroup CAN_Mailboxes CAN Mailboxes
  456. * @{
  457. */  
  458. /* Mailboxes definition */
  459. #define CAN_TXMAILBOX_0   ((uint8_t)0x00U)
  460. #define CAN_TXMAILBOX_1   ((uint8_t)0x01U)
  461. #define CAN_TXMAILBOX_2   ((uint8_t)0x02U)
  462. /**
  463.   * @}
  464.   */
  465.  
  466. /**
  467.   * @}
  468.   */
  469.  
  470. /* Exported macros -----------------------------------------------------------*/
  471. /** @defgroup CAN_Exported_Macros CAN Exported Macros
  472.   * @{
  473.   */
  474.  
  475. /** @brief  Reset CAN handle state
  476.   * @param  __HANDLE__ CAN handle.
  477.   * @retval None
  478.   */
  479. #define __HAL_CAN_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_CAN_STATE_RESET)
  480.  
  481. /**
  482.   * @brief  Enable the specified CAN interrupts.
  483.   * @param  __HANDLE__ CAN handle.
  484.   * @param  __INTERRUPT__ CAN Interrupt
  485.   * @retval None
  486.   */
  487. #define __HAL_CAN_ENABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->IER) |= (__INTERRUPT__))
  488.  
  489. /**
  490.   * @brief  Disable the specified CAN interrupts.
  491.   * @param  __HANDLE__ CAN handle.
  492.   * @param  __INTERRUPT__ CAN Interrupt
  493.   * @retval None
  494.   */
  495. #define __HAL_CAN_DISABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->IER) &= ~(__INTERRUPT__))
  496.  
  497. /**
  498.   * @brief  Return the number of pending received messages.
  499.   * @param  __HANDLE__ CAN handle.
  500.   * @param  __FIFONUMBER__ Receive FIFO number, CAN_FIFO0 or CAN_FIFO1.
  501.   * @retval The number of pending message.
  502.   */
  503. #define __HAL_CAN_MSG_PENDING(__HANDLE__, __FIFONUMBER__) (((__FIFONUMBER__) == CAN_FIFO0)? \
  504. ((uint8_t)((__HANDLE__)->Instance->RF0R&0x03U)) : ((uint8_t)((__HANDLE__)->Instance->RF1R&0x03U)))
  505.  
  506. /** @brief  Check whether the specified CAN flag is set or not.
  507.   * @param  __HANDLE__ specifies the CAN Handle.
  508.   * @param  __FLAG__ specifies the flag to check.
  509.   *         This parameter can be one of the following values:
  510.   *            @arg CAN_TSR_RQCP0: Request MailBox0 Flag
  511.   *            @arg CAN_TSR_RQCP1: Request MailBox1 Flag
  512.   *            @arg CAN_TSR_RQCP2: Request MailBox2 Flag
  513.   *            @arg CAN_FLAG_TXOK0: Transmission OK MailBox0 Flag
  514.   *            @arg CAN_FLAG_TXOK1: Transmission OK MailBox1 Flag
  515.   *            @arg CAN_FLAG_TXOK2: Transmission OK MailBox2 Flag
  516.   *            @arg CAN_FLAG_TME0: Transmit mailbox 0 empty Flag
  517.   *            @arg CAN_FLAG_TME1: Transmit mailbox 1 empty Flag
  518.   *            @arg CAN_FLAG_TME2: Transmit mailbox 2 empty Flag
  519.   *            @arg CAN_FLAG_FMP0: FIFO 0 Message Pending Flag
  520.   *            @arg CAN_FLAG_FF0: FIFO 0 Full Flag
  521.   *            @arg CAN_FLAG_FOV0: FIFO 0 Overrun Flag
  522.   *            @arg CAN_FLAG_FMP1: FIFO 1 Message Pending Flag
  523.   *            @arg CAN_FLAG_FF1: FIFO 1 Full Flag
  524.   *            @arg CAN_FLAG_FOV1: FIFO 1 Overrun Flag
  525.   *            @arg CAN_FLAG_WKU: Wake up Flag
  526.   *            @arg CAN_FLAG_SLAK: Sleep acknowledge Flag
  527.   *            @arg CAN_FLAG_SLAKI: Sleep acknowledge Flag
  528.   *            @arg CAN_FLAG_EWG: Error Warning Flag
  529.   *            @arg CAN_FLAG_EPV: Error Passive Flag
  530.   *            @arg CAN_FLAG_BOF: Bus-Off Flag
  531.   * @retval The new state of __FLAG__ (TRUE or FALSE).
  532.   */
  533. #define __HAL_CAN_GET_FLAG(__HANDLE__, __FLAG__) \
  534. ((((__FLAG__) >> 8U) == 5U)? ((((__HANDLE__)->Instance->TSR) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
  535.  (((__FLAG__) >> 8U) == 2U)? ((((__HANDLE__)->Instance->RF0R) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
  536.  (((__FLAG__) >> 8U) == 4U)? ((((__HANDLE__)->Instance->RF1R) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
  537.  (((__FLAG__) >> 8U) == 1U)? ((((__HANDLE__)->Instance->MSR) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
  538.  ((((__HANDLE__)->Instance->ESR) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))))
  539.  
  540. /** @brief  Clear the specified CAN pending flag.
  541.   * @param  __HANDLE__ specifies the CAN Handle.
  542.   * @param  __FLAG__ specifies the flag to check.
  543.   *         This parameter can be one of the following values:
  544.   *            @arg CAN_TSR_RQCP0: Request MailBox0 Flag
  545.   *            @arg CAN_TSR_RQCP1: Request MailBox1 Flag
  546.   *            @arg CAN_TSR_RQCP2: Request MailBox2 Flag
  547.   *            @arg CAN_FLAG_TXOK0: Transmission OK MailBox0 Flag
  548.   *            @arg CAN_FLAG_TXOK1: Transmission OK MailBox1 Flag
  549.   *            @arg CAN_FLAG_TXOK2: Transmission OK MailBox2 Flag
  550.   *            @arg CAN_FLAG_TME0: Transmit mailbox 0 empty Flag
  551.   *            @arg CAN_FLAG_TME1: Transmit mailbox 1 empty Flag
  552.   *            @arg CAN_FLAG_TME2: Transmit mailbox 2 empty Flag
  553.   *            @arg CAN_FLAG_FMP0: FIFO 0 Message Pending Flag
  554.   *            @arg CAN_FLAG_FF0: FIFO 0 Full Flag
  555.   *            @arg CAN_FLAG_FOV0: FIFO 0 Overrun Flag
  556.   *            @arg CAN_FLAG_FMP1: FIFO 1 Message Pending Flag
  557.   *            @arg CAN_FLAG_FF1: FIFO 1 Full Flag
  558.   *            @arg CAN_FLAG_FOV1: FIFO 1 Overrun Flag
  559.   *            @arg CAN_FLAG_WKU: Wake up Flag
  560.   *            @arg CAN_FLAG_SLAKI: Sleep acknowledge Flag
  561.   *            @arg CAN_FLAG_EWG: Error Warning Flag
  562.   *            @arg CAN_FLAG_EPV: Error Passive Flag
  563.   *            @arg CAN_FLAG_BOF: Bus-Off Flag
  564.   * @retval The new state of __FLAG__ (TRUE or FALSE).
  565.   */
  566. #define __HAL_CAN_CLEAR_FLAG(__HANDLE__, __FLAG__) \
  567. ((((__FLAG__) >> 8U) == 5U)? (((__HANDLE__)->Instance->TSR) = (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
  568.  (((__FLAG__) >> 8U) == 2U)? (((__HANDLE__)->Instance->RF0R) = (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
  569.  (((__FLAG__) >> 8U) == 4U)? (((__HANDLE__)->Instance->RF1R) = (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
  570.  (((__FLAG__) >> 8U) == 1U)? (((__HANDLE__)->Instance->MSR) = (1U << ((__FLAG__) & CAN_FLAG_MASK))): 0U)
  571.  
  572.  
  573. /** @brief  Check if the specified CAN interrupt source is enabled or disabled.
  574.   * @param  __HANDLE__ specifies the CAN Handle.
  575.   * @param  __INTERRUPT__ specifies the CAN interrupt source to check.
  576.   *         This parameter can be one of the following values:
  577.   *            @arg CAN_IT_TME: Transmit mailbox empty interrupt enable
  578.   *            @arg CAN_IT_FMP0: FIFO0 message pending interrupt enablev
  579.   *            @arg CAN_IT_FMP1: FIFO1 message pending interrupt enable
  580.   * @retval The new state of __IT__ (TRUE or FALSE).
  581.   */
  582. #define __HAL_CAN_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->IER & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
  583.  
  584. /**
  585.   * @brief  Check the transmission status of a CAN Frame.
  586.   * @param  __HANDLE__ CAN handle.
  587.   * @param  __TRANSMITMAILBOX__ the number of the mailbox that is used for transmission.
  588.   * @retval The new status of transmission  (TRUE or FALSE).
  589.   */
  590. #define __HAL_CAN_TRANSMIT_STATUS(__HANDLE__, __TRANSMITMAILBOX__)\
  591. (((__TRANSMITMAILBOX__) == CAN_TXMAILBOX_0)? ((((__HANDLE__)->Instance->TSR) & (CAN_TSR_RQCP0 | CAN_TSR_TME0)) == (CAN_TSR_RQCP0 | CAN_TSR_TME0)) :\
  592.  ((__TRANSMITMAILBOX__) == CAN_TXMAILBOX_1)? ((((__HANDLE__)->Instance->TSR) & (CAN_TSR_RQCP1 | CAN_TSR_TME1)) == (CAN_TSR_RQCP1 | CAN_TSR_TME1)) :\
  593.  ((((__HANDLE__)->Instance->TSR) & (CAN_TSR_RQCP2 | CAN_TSR_TME2)) == (CAN_TSR_RQCP2 | CAN_TSR_TME2)))
  594.  
  595.  /**
  596.   * @brief  Release the specified receive FIFO.
  597.   * @param  __HANDLE__ CAN handle.
  598.   * @param  __FIFONUMBER__ Receive FIFO number, CAN_FIFO0 or CAN_FIFO1.
  599.   * @retval None
  600.   */
  601. #define __HAL_CAN_FIFO_RELEASE(__HANDLE__, __FIFONUMBER__) (((__FIFONUMBER__) == CAN_FIFO0)? \
  602. ((__HANDLE__)->Instance->RF0R |= CAN_RF0R_RFOM0) : ((__HANDLE__)->Instance->RF1R |= CAN_RF1R_RFOM1))
  603.  
  604. /**
  605.   * @brief  Cancel a transmit request.
  606.   * @param  __HANDLE__ specifies the CAN Handle.
  607.   * @param  __TRANSMITMAILBOX__ the number of the mailbox that is used for transmission.
  608.   * @retval None
  609.   */
  610. #define __HAL_CAN_CANCEL_TRANSMIT(__HANDLE__, __TRANSMITMAILBOX__)\
  611. (((__TRANSMITMAILBOX__) == CAN_TXMAILBOX_0)? ((__HANDLE__)->Instance->TSR |= CAN_TSR_ABRQ0) :\
  612.  ((__TRANSMITMAILBOX__) == CAN_TXMAILBOX_1)? ((__HANDLE__)->Instance->TSR |= CAN_TSR_ABRQ1) :\
  613.  ((__HANDLE__)->Instance->TSR |= CAN_TSR_ABRQ2))
  614.  
  615. /**
  616.   * @brief  Enable or disables the DBG Freeze for CAN.
  617.   * @param  __HANDLE__ specifies the CAN Handle.
  618.   * @param  __NEWSTATE__ new state of the CAN peripheral.
  619.   *         This parameter can be: ENABLE (CAN reception/transmission is frozen
  620.   *         during debug. Reception FIFOs can still be accessed/controlled normally)
  621.   *         or DISABLE (CAN is working during debug).
  622.   * @retval None
  623.   */
  624. #define __HAL_CAN_DBG_FREEZE(__HANDLE__, __NEWSTATE__) (((__NEWSTATE__) == ENABLE)? \
  625. ((__HANDLE__)->Instance->MCR |= CAN_MCR_DBF) : ((__HANDLE__)->Instance->MCR &= ~CAN_MCR_DBF))
  626.  
  627. /**
  628.  * @}
  629.  */  
  630.  
  631. /* Exported functions --------------------------------------------------------*/  
  632. /** @addtogroup CAN_Exported_Functions CAN Exported Functions
  633.   * @{
  634.   */
  635.  
  636. /** @addtogroup CAN_Exported_Functions_Group1 Initialization and de-initialization functions
  637.  *  @brief    Initialization and Configuration functions
  638.  * @{
  639.  */
  640.  
  641. /* Initialization and de-initialization functions *****************************/
  642. HAL_StatusTypeDef HAL_CAN_Init(CAN_HandleTypeDef* hcan);
  643. HAL_StatusTypeDef HAL_CAN_ConfigFilter(CAN_HandleTypeDef* hcan, CAN_FilterConfTypeDef* sFilterConfig);
  644. HAL_StatusTypeDef HAL_CAN_DeInit(CAN_HandleTypeDef* hcan);
  645. void HAL_CAN_MspInit(CAN_HandleTypeDef* hcan);
  646. void HAL_CAN_MspDeInit(CAN_HandleTypeDef* hcan);
  647. /**
  648.  * @}
  649.  */
  650.  
  651. /** @addtogroup CAN_Exported_Functions_Group2 Input and Output operation functions
  652.  *  @brief    I/O operation functions
  653.  * @{
  654.  */
  655. /* IO operation functions *****************************************************/
  656. HAL_StatusTypeDef HAL_CAN_Transmit(CAN_HandleTypeDef *hcan, uint32_t Timeout);
  657. HAL_StatusTypeDef HAL_CAN_Transmit_IT(CAN_HandleTypeDef *hcan);
  658. HAL_StatusTypeDef HAL_CAN_Receive(CAN_HandleTypeDef *hcan, uint8_t FIFONumber, uint32_t Timeout);
  659. HAL_StatusTypeDef HAL_CAN_Receive_IT(CAN_HandleTypeDef *hcan, uint8_t FIFONumber);
  660. HAL_StatusTypeDef HAL_CAN_Sleep(CAN_HandleTypeDef *hcan);
  661. HAL_StatusTypeDef HAL_CAN_WakeUp(CAN_HandleTypeDef *hcan);
  662. void HAL_CAN_IRQHandler(CAN_HandleTypeDef* hcan);
  663. void HAL_CAN_TxCpltCallback(CAN_HandleTypeDef* hcan);
  664. void HAL_CAN_RxCpltCallback(CAN_HandleTypeDef* hcan);
  665. void HAL_CAN_ErrorCallback(CAN_HandleTypeDef *hcan);
  666. /**
  667.  * @}
  668.  */
  669.  
  670. /** @addtogroup CAN_Exported_Functions_Group3 Peripheral State and Error functions
  671.  *  @brief   CAN Peripheral State functions
  672.  * @{
  673.  */
  674. /* Peripheral State and Error functions ***************************************/
  675. uint32_t HAL_CAN_GetError(CAN_HandleTypeDef *hcan);
  676. HAL_CAN_StateTypeDef HAL_CAN_GetState(CAN_HandleTypeDef* hcan);
  677. /**
  678.  * @}
  679.  */
  680.  
  681. /**
  682.  * @}
  683.  */
  684.  
  685. /* Private types -------------------------------------------------------------*/
  686. /** @defgroup CAN_Private_Types CAN Private Types
  687.   * @{
  688.   */
  689.  
  690. /**
  691.   * @}
  692.   */
  693.  
  694. /* Private variables ---------------------------------------------------------*/
  695. /** @defgroup CAN_Private_Variables CAN Private Variables
  696.   * @{
  697.   */
  698.  
  699. /**
  700.   * @}
  701.   */
  702.  
  703. /* Private constants ---------------------------------------------------------*/
  704. /** @defgroup CAN_Private_Constants CAN Private Constants
  705.   * @{
  706.   */
  707. #define CAN_TXSTATUS_NOMAILBOX      ((uint8_t)0x04U)  /*!< CAN cell did not provide CAN_TxStatus_NoMailBox */
  708. #define CAN_FLAG_MASK  (0x000000FFU)
  709. /**
  710.   * @}
  711.   */
  712.  
  713. /* Private Macros -----------------------------------------------------------*/
  714. /** @defgroup CAN_Private_Macros CAN Private Macros
  715.   * @{
  716.   */
  717.  
  718. #define IS_CAN_MODE(MODE) (((MODE) == CAN_MODE_NORMAL) || \
  719.                            ((MODE) == CAN_MODE_LOOPBACK)|| \
  720.                            ((MODE) == CAN_MODE_SILENT) || \
  721.                            ((MODE) == CAN_MODE_SILENT_LOOPBACK))
  722.  
  723. #define IS_CAN_SJW(SJW) (((SJW) == CAN_SJW_1TQ) || ((SJW) == CAN_SJW_2TQ)|| \
  724.                          ((SJW) == CAN_SJW_3TQ) || ((SJW) == CAN_SJW_4TQ))
  725.  
  726. #define IS_CAN_BS1(BS1) ((BS1) <= CAN_BS1_16TQ)
  727.  
  728. #define IS_CAN_BS2(BS2) ((BS2) <= CAN_BS2_8TQ)
  729.  
  730. #define IS_CAN_PRESCALER(PRESCALER) (((PRESCALER) >= 1U) && ((PRESCALER) <= 1024U))
  731.  
  732. #define IS_CAN_FILTER_NUMBER(NUMBER) ((NUMBER) <= 27U)
  733.  
  734. #define IS_CAN_FILTER_MODE(MODE) (((MODE) == CAN_FILTERMODE_IDMASK) || \
  735.                                   ((MODE) == CAN_FILTERMODE_IDLIST))
  736.  
  737. #define IS_CAN_FILTER_SCALE(SCALE) (((SCALE) == CAN_FILTERSCALE_16BIT) || \
  738.                                     ((SCALE) == CAN_FILTERSCALE_32BIT))
  739.  
  740. #define IS_CAN_FILTER_FIFO(FIFO) (((FIFO) == CAN_FILTER_FIFO0) || \
  741.                                   ((FIFO) == CAN_FILTER_FIFO1))
  742.  
  743. #define IS_CAN_BANKNUMBER(BANKNUMBER) ((BANKNUMBER) <= 28U)
  744.  
  745. #define IS_CAN_TRANSMITMAILBOX(TRANSMITMAILBOX) ((TRANSMITMAILBOX) <= ((uint8_t)0x02U))
  746. #define IS_CAN_STDID(STDID)   ((STDID) <= (0x7FFU))
  747. #define IS_CAN_EXTID(EXTID)   ((EXTID) <= (0x1FFFFFFFU))
  748. #define IS_CAN_DLC(DLC)       ((DLC) <= ((uint8_t)0x08U))
  749.  
  750. #define IS_CAN_IDTYPE(IDTYPE)  (((IDTYPE) == CAN_ID_STD) || \
  751.                                 ((IDTYPE) == CAN_ID_EXT))
  752.  
  753. #define IS_CAN_RTR(RTR) (((RTR) == CAN_RTR_DATA) || ((RTR) == CAN_RTR_REMOTE))
  754.  
  755. #define IS_CAN_FIFO(FIFO) (((FIFO) == CAN_FIFO0) || ((FIFO) == CAN_FIFO1))
  756.  
  757. #define IS_CAN_IT(IT)        (((IT) == CAN_IT_TME) || ((IT) == CAN_IT_FMP0)  ||\
  758.                              ((IT) == CAN_IT_FF0)  || ((IT) == CAN_IT_FOV0)  ||\
  759.                              ((IT) == CAN_IT_FMP1) || ((IT) == CAN_IT_FF1)   ||\
  760.                              ((IT) == CAN_IT_FOV1) || ((IT) == CAN_IT_EWG)   ||\
  761.                              ((IT) == CAN_IT_EPV)  || ((IT) == CAN_IT_BOF)   ||\
  762.                              ((IT) == CAN_IT_LEC)  || ((IT) == CAN_IT_ERR)   ||\
  763.                              ((IT) == CAN_IT_WKU)  || ((IT) == CAN_IT_SLK))
  764.  
  765. #define IS_CAN_CLEAR_IT(IT) (((IT) == CAN_IT_TME) || ((IT) == CAN_IT_FF0)    ||\
  766.                              ((IT) == CAN_IT_FOV0)|| ((IT) == CAN_IT_FF1)    ||\
  767.                              ((IT) == CAN_IT_FOV1)|| ((IT) == CAN_IT_EWG)    ||\
  768.                              ((IT) == CAN_IT_EPV) || ((IT) == CAN_IT_BOF)    ||\
  769.                              ((IT) == CAN_IT_LEC) || ((IT) == CAN_IT_ERR)    ||\
  770.                              ((IT) == CAN_IT_WKU) || ((IT) == CAN_IT_SLK))
  771.  
  772. /**
  773.   * @}
  774.   */
  775. /* End of private macros -----------------------------------------------------*/
  776.  
  777. /**
  778.   * @}
  779.   */
  780.  
  781. /**
  782.   * @}
  783.   */
  784.  
  785. #endif /* STM32F072xB || STM32F042x6 || STM32F048xx  || STM32F078xx || STM32F091xC || STM32F098xx */
  786.  
  787. #ifdef __cplusplus
  788. }
  789. #endif
  790.  
  791. #endif /* __STM32F0xx_HAL_CAN_LEGACY_H */
  792.  
  793.  
  794. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  795.