Gan likun / mbed1-dev

001

targets/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_hal_can.h@0:13413ea9a877, 2022-06-12 (annotated)

Committer:
ganlikun
Date:
Sun Jun 12 14:02:44 2022 +0000
Revision:
0:13413ea9a877
00

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ganlikun 0:13413ea9a877 1 /**
ganlikun 0:13413ea9a877 2 ******************************************************************************
ganlikun 0:13413ea9a877 3 * @file stm32f4xx_hal_can.h
ganlikun 0:13413ea9a877 4 * @author MCD Application Team
ganlikun 0:13413ea9a877 5 * @version V1.7.1
ganlikun 0:13413ea9a877 6 * @date 14-April-2017
ganlikun 0:13413ea9a877 7 * @brief Header file of CAN HAL module.
ganlikun 0:13413ea9a877 8 ******************************************************************************
ganlikun 0:13413ea9a877 9 * @attention
ganlikun 0:13413ea9a877 10 *
ganlikun 0:13413ea9a877 11 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
ganlikun 0:13413ea9a877 12 *
ganlikun 0:13413ea9a877 13 * Redistribution and use in source and binary forms, with or without modification,
ganlikun 0:13413ea9a877 14 * are permitted provided that the following conditions are met:
ganlikun 0:13413ea9a877 15 * 1. Redistributions of source code must retain the above copyright notice,
ganlikun 0:13413ea9a877 16 * this list of conditions and the following disclaimer.
ganlikun 0:13413ea9a877 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
ganlikun 0:13413ea9a877 18 * this list of conditions and the following disclaimer in the documentation
ganlikun 0:13413ea9a877 19 * and/or other materials provided with the distribution.
ganlikun 0:13413ea9a877 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
ganlikun 0:13413ea9a877 21 * may be used to endorse or promote products derived from this software
ganlikun 0:13413ea9a877 22 * without specific prior written permission.
ganlikun 0:13413ea9a877 23 *
ganlikun 0:13413ea9a877 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
ganlikun 0:13413ea9a877 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
ganlikun 0:13413ea9a877 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
ganlikun 0:13413ea9a877 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
ganlikun 0:13413ea9a877 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
ganlikun 0:13413ea9a877 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
ganlikun 0:13413ea9a877 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
ganlikun 0:13413ea9a877 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
ganlikun 0:13413ea9a877 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
ganlikun 0:13413ea9a877 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
ganlikun 0:13413ea9a877 34 *
ganlikun 0:13413ea9a877 35 ******************************************************************************
ganlikun 0:13413ea9a877 36 */
ganlikun 0:13413ea9a877 37
ganlikun 0:13413ea9a877 38 /* Define to prevent recursive inclusion -------------------------------------*/
ganlikun 0:13413ea9a877 39 #ifndef __STM32F4xx_HAL_CAN_H
ganlikun 0:13413ea9a877 40 #define __STM32F4xx_HAL_CAN_H
ganlikun 0:13413ea9a877 41
ganlikun 0:13413ea9a877 42 #ifdef __cplusplus
ganlikun 0:13413ea9a877 43 extern "C" {
ganlikun 0:13413ea9a877 44 #endif
ganlikun 0:13413ea9a877 45
ganlikun 0:13413ea9a877 46 #if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx) || defined(STM32F417xx) ||\
ganlikun 0:13413ea9a877 47 defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) ||\
ganlikun 0:13413ea9a877 48 defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx) || defined(STM32F412Zx) ||\
ganlikun 0:13413ea9a877 49 defined(STM32F412Vx) || defined(STM32F412Rx) || defined(STM32F412Cx) || defined(STM32F413xx) ||\
ganlikun 0:13413ea9a877 50 defined(STM32F423xx)
ganlikun 0:13413ea9a877 51 /* Includes ------------------------------------------------------------------*/
ganlikun 0:13413ea9a877 52 #include "stm32f4xx_hal_def.h"
ganlikun 0:13413ea9a877 53
ganlikun 0:13413ea9a877 54 /** @addtogroup STM32F4xx_HAL_Driver
ganlikun 0:13413ea9a877 55 * @{
ganlikun 0:13413ea9a877 56 */
ganlikun 0:13413ea9a877 57
ganlikun 0:13413ea9a877 58 /** @addtogroup CAN
ganlikun 0:13413ea9a877 59 * @{
ganlikun 0:13413ea9a877 60 */
ganlikun 0:13413ea9a877 61
ganlikun 0:13413ea9a877 62 /* Exported types ------------------------------------------------------------*/
ganlikun 0:13413ea9a877 63 /** @defgroup CAN_Exported_Types CAN Exported Types
ganlikun 0:13413ea9a877 64 * @{
ganlikun 0:13413ea9a877 65 */
ganlikun 0:13413ea9a877 66
ganlikun 0:13413ea9a877 67 /**
ganlikun 0:13413ea9a877 68 * @brief HAL State structures definition
ganlikun 0:13413ea9a877 69 */
ganlikun 0:13413ea9a877 70 typedef enum
ganlikun 0:13413ea9a877 71 {
ganlikun 0:13413ea9a877 72 HAL_CAN_STATE_RESET = 0x00U, /*!< CAN not yet initialized or disabled */
ganlikun 0:13413ea9a877 73 HAL_CAN_STATE_READY = 0x01U, /*!< CAN initialized and ready for use */
ganlikun 0:13413ea9a877 74 HAL_CAN_STATE_BUSY = 0x02U, /*!< CAN process is ongoing */
ganlikun 0:13413ea9a877 75 HAL_CAN_STATE_BUSY_TX = 0x12U, /*!< CAN process is ongoing */
ganlikun 0:13413ea9a877 76 HAL_CAN_STATE_BUSY_RX0 = 0x22U, /*!< CAN process is ongoing */
ganlikun 0:13413ea9a877 77 HAL_CAN_STATE_BUSY_RX1 = 0x32U, /*!< CAN process is ongoing */
ganlikun 0:13413ea9a877 78 HAL_CAN_STATE_BUSY_TX_RX0 = 0x42U, /*!< CAN process is ongoing */
ganlikun 0:13413ea9a877 79 HAL_CAN_STATE_BUSY_TX_RX1 = 0x52U, /*!< CAN process is ongoing */
ganlikun 0:13413ea9a877 80 HAL_CAN_STATE_BUSY_RX0_RX1 = 0x62U, /*!< CAN process is ongoing */
ganlikun 0:13413ea9a877 81 HAL_CAN_STATE_BUSY_TX_RX0_RX1 = 0x72U, /*!< CAN process is ongoing */
ganlikun 0:13413ea9a877 82 HAL_CAN_STATE_TIMEOUT = 0x03U, /*!< CAN in Timeout state */
ganlikun 0:13413ea9a877 83 HAL_CAN_STATE_ERROR = 0x04U /*!< CAN error state */
ganlikun 0:13413ea9a877 84
ganlikun 0:13413ea9a877 85 }HAL_CAN_StateTypeDef;
ganlikun 0:13413ea9a877 86
ganlikun 0:13413ea9a877 87 /**
ganlikun 0:13413ea9a877 88 * @brief CAN init structure definition
ganlikun 0:13413ea9a877 89 */
ganlikun 0:13413ea9a877 90 typedef struct
ganlikun 0:13413ea9a877 91 {
ganlikun 0:13413ea9a877 92 uint32_t Prescaler; /*!< Specifies the length of a time quantum.
ganlikun 0:13413ea9a877 93 This parameter must be a number between Min_Data = 1 and Max_Data = 1024 */
ganlikun 0:13413ea9a877 94
ganlikun 0:13413ea9a877 95 uint32_t Mode; /*!< Specifies the CAN operating mode.
ganlikun 0:13413ea9a877 96 This parameter can be a value of @ref CAN_operating_mode */
ganlikun 0:13413ea9a877 97
ganlikun 0:13413ea9a877 98 uint32_t SJW; /*!< Specifies the maximum number of time quanta
ganlikun 0:13413ea9a877 99 the CAN hardware is allowed to lengthen or
ganlikun 0:13413ea9a877 100 shorten a bit to perform resynchronization.
ganlikun 0:13413ea9a877 101 This parameter can be a value of @ref CAN_synchronisation_jump_width */
ganlikun 0:13413ea9a877 102
ganlikun 0:13413ea9a877 103 uint32_t BS1; /*!< Specifies the number of time quanta in Bit Segment 1.
ganlikun 0:13413ea9a877 104 This parameter can be a value of @ref CAN_time_quantum_in_bit_segment_1 */
ganlikun 0:13413ea9a877 105
ganlikun 0:13413ea9a877 106 uint32_t BS2; /*!< Specifies the number of time quanta in Bit Segment 2.
ganlikun 0:13413ea9a877 107 This parameter can be a value of @ref CAN_time_quantum_in_bit_segment_2 */
ganlikun 0:13413ea9a877 108
ganlikun 0:13413ea9a877 109 uint32_t TTCM; /*!< Enable or disable the time triggered communication mode.
ganlikun 0:13413ea9a877 110 This parameter can be set to ENABLE or DISABLE. */
ganlikun 0:13413ea9a877 111
ganlikun 0:13413ea9a877 112 uint32_t ABOM; /*!< Enable or disable the automatic bus-off management.
ganlikun 0:13413ea9a877 113 This parameter can be set to ENABLE or DISABLE */
ganlikun 0:13413ea9a877 114
ganlikun 0:13413ea9a877 115 uint32_t AWUM; /*!< Enable or disable the automatic wake-up mode.
ganlikun 0:13413ea9a877 116 This parameter can be set to ENABLE or DISABLE */
ganlikun 0:13413ea9a877 117
ganlikun 0:13413ea9a877 118 uint32_t NART; /*!< Enable or disable the non-automatic retransmission mode.
ganlikun 0:13413ea9a877 119 This parameter can be set to ENABLE or DISABLE */
ganlikun 0:13413ea9a877 120
ganlikun 0:13413ea9a877 121 uint32_t RFLM; /*!< Enable or disable the receive FIFO Locked mode.
ganlikun 0:13413ea9a877 122 This parameter can be set to ENABLE or DISABLE */
ganlikun 0:13413ea9a877 123
ganlikun 0:13413ea9a877 124 uint32_t TXFP; /*!< Enable or disable the transmit FIFO priority.
ganlikun 0:13413ea9a877 125 This parameter can be set to ENABLE or DISABLE */
ganlikun 0:13413ea9a877 126 }CAN_InitTypeDef;
ganlikun 0:13413ea9a877 127
ganlikun 0:13413ea9a877 128 /**
ganlikun 0:13413ea9a877 129 * @brief CAN filter configuration structure definition
ganlikun 0:13413ea9a877 130 */
ganlikun 0:13413ea9a877 131 typedef struct
ganlikun 0:13413ea9a877 132 {
ganlikun 0:13413ea9a877 133 uint32_t FilterIdHigh; /*!< Specifies the filter identification number (MSBs for a 32-bit
ganlikun 0:13413ea9a877 134 configuration, first one for a 16-bit configuration).
ganlikun 0:13413ea9a877 135 This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0xFFFF */
ganlikun 0:13413ea9a877 136
ganlikun 0:13413ea9a877 137 uint32_t FilterIdLow; /*!< Specifies the filter identification number (LSBs for a 32-bit
ganlikun 0:13413ea9a877 138 configuration, second one for a 16-bit configuration).
ganlikun 0:13413ea9a877 139 This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0xFFFF */
ganlikun 0:13413ea9a877 140
ganlikun 0:13413ea9a877 141 uint32_t FilterMaskIdHigh; /*!< Specifies the filter mask number or identification number,
ganlikun 0:13413ea9a877 142 according to the mode (MSBs for a 32-bit configuration,
ganlikun 0:13413ea9a877 143 first one for a 16-bit configuration).
ganlikun 0:13413ea9a877 144 This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0xFFFF */
ganlikun 0:13413ea9a877 145
ganlikun 0:13413ea9a877 146 uint32_t FilterMaskIdLow; /*!< Specifies the filter mask number or identification number,
ganlikun 0:13413ea9a877 147 according to the mode (LSBs for a 32-bit configuration,
ganlikun 0:13413ea9a877 148 second one for a 16-bit configuration).
ganlikun 0:13413ea9a877 149 This parameter must be a number between Min_Data = 0x0000 and Max_Data = 0xFFFF */
ganlikun 0:13413ea9a877 150
ganlikun 0:13413ea9a877 151 uint32_t FilterFIFOAssignment; /*!< Specifies the FIFO (0 or 1) which will be assigned to the filter.
ganlikun 0:13413ea9a877 152 This parameter can be a value of @ref CAN_filter_FIFO */
ganlikun 0:13413ea9a877 153
ganlikun 0:13413ea9a877 154 uint32_t FilterNumber; /*!< Specifies the filter which will be initialized.
ganlikun 0:13413ea9a877 155 This parameter must be a number between Min_Data = 0 and Max_Data = 27 */
ganlikun 0:13413ea9a877 156
ganlikun 0:13413ea9a877 157 uint32_t FilterMode; /*!< Specifies the filter mode to be initialized.
ganlikun 0:13413ea9a877 158 This parameter can be a value of @ref CAN_filter_mode */
ganlikun 0:13413ea9a877 159
ganlikun 0:13413ea9a877 160 uint32_t FilterScale; /*!< Specifies the filter scale.
ganlikun 0:13413ea9a877 161 This parameter can be a value of @ref CAN_filter_scale */
ganlikun 0:13413ea9a877 162
ganlikun 0:13413ea9a877 163 uint32_t FilterActivation; /*!< Enable or disable the filter.
ganlikun 0:13413ea9a877 164 This parameter can be set to ENABLE or DISABLE. */
ganlikun 0:13413ea9a877 165
ganlikun 0:13413ea9a877 166 uint32_t BankNumber; /*!< Select the start slave bank filter.
ganlikun 0:13413ea9a877 167 This parameter must be a number between Min_Data = 0 and Max_Data = 28 */
ganlikun 0:13413ea9a877 168
ganlikun 0:13413ea9a877 169 }CAN_FilterConfTypeDef;
ganlikun 0:13413ea9a877 170
ganlikun 0:13413ea9a877 171 /**
ganlikun 0:13413ea9a877 172 * @brief CAN Tx message structure definition
ganlikun 0:13413ea9a877 173 */
ganlikun 0:13413ea9a877 174 typedef struct
ganlikun 0:13413ea9a877 175 {
ganlikun 0:13413ea9a877 176 uint32_t StdId; /*!< Specifies the standard identifier.
ganlikun 0:13413ea9a877 177 This parameter must be a number between Min_Data = 0 and Max_Data = 0x7FF */
ganlikun 0:13413ea9a877 178
ganlikun 0:13413ea9a877 179 uint32_t ExtId; /*!< Specifies the extended identifier.
ganlikun 0:13413ea9a877 180 This parameter must be a number between Min_Data = 0 and Max_Data = 0x1FFFFFFF */
ganlikun 0:13413ea9a877 181
ganlikun 0:13413ea9a877 182 uint32_t IDE; /*!< Specifies the type of identifier for the message that will be transmitted.
ganlikun 0:13413ea9a877 183 This parameter can be a value of @ref CAN_Identifier_Type */
ganlikun 0:13413ea9a877 184
ganlikun 0:13413ea9a877 185 uint32_t RTR; /*!< Specifies the type of frame for the message that will be transmitted.
ganlikun 0:13413ea9a877 186 This parameter can be a value of @ref CAN_remote_transmission_request */
ganlikun 0:13413ea9a877 187
ganlikun 0:13413ea9a877 188 uint32_t DLC; /*!< Specifies the length of the frame that will be transmitted.
ganlikun 0:13413ea9a877 189 This parameter must be a number between Min_Data = 0 and Max_Data = 8 */
ganlikun 0:13413ea9a877 190
ganlikun 0:13413ea9a877 191 uint8_t Data[8]; /*!< Contains the data to be transmitted.
ganlikun 0:13413ea9a877 192 This parameter must be a number between Min_Data = 0 and Max_Data = 0xFF */
ganlikun 0:13413ea9a877 193
ganlikun 0:13413ea9a877 194 }CanTxMsgTypeDef;
ganlikun 0:13413ea9a877 195
ganlikun 0:13413ea9a877 196 /**
ganlikun 0:13413ea9a877 197 * @brief CAN Rx message structure definition
ganlikun 0:13413ea9a877 198 */
ganlikun 0:13413ea9a877 199 typedef struct
ganlikun 0:13413ea9a877 200 {
ganlikun 0:13413ea9a877 201 uint32_t StdId; /*!< Specifies the standard identifier.
ganlikun 0:13413ea9a877 202 This parameter must be a number between Min_Data = 0 and Max_Data = 0x7FF */
ganlikun 0:13413ea9a877 203
ganlikun 0:13413ea9a877 204 uint32_t ExtId; /*!< Specifies the extended identifier.
ganlikun 0:13413ea9a877 205 This parameter must be a number between Min_Data = 0 and Max_Data = 0x1FFFFFFF */
ganlikun 0:13413ea9a877 206
ganlikun 0:13413ea9a877 207 uint32_t IDE; /*!< Specifies the type of identifier for the message that will be received.
ganlikun 0:13413ea9a877 208 This parameter can be a value of @ref CAN_Identifier_Type */
ganlikun 0:13413ea9a877 209
ganlikun 0:13413ea9a877 210 uint32_t RTR; /*!< Specifies the type of frame for the received message.
ganlikun 0:13413ea9a877 211 This parameter can be a value of @ref CAN_remote_transmission_request */
ganlikun 0:13413ea9a877 212
ganlikun 0:13413ea9a877 213 uint32_t DLC; /*!< Specifies the length of the frame that will be received.
ganlikun 0:13413ea9a877 214 This parameter must be a number between Min_Data = 0 and Max_Data = 8 */
ganlikun 0:13413ea9a877 215
ganlikun 0:13413ea9a877 216 uint8_t Data[8]; /*!< Contains the data to be received.
ganlikun 0:13413ea9a877 217 This parameter must be a number between Min_Data = 0 and Max_Data = 0xFF */
ganlikun 0:13413ea9a877 218
ganlikun 0:13413ea9a877 219 uint32_t FMI; /*!< Specifies the index of the filter the message stored in the mailbox passes through.
ganlikun 0:13413ea9a877 220 This parameter must be a number between Min_Data = 0 and Max_Data = 0xFF */
ganlikun 0:13413ea9a877 221
ganlikun 0:13413ea9a877 222 uint32_t FIFONumber; /*!< Specifies the receive FIFO number.
ganlikun 0:13413ea9a877 223 This parameter can be CAN_FIFO0 or CAN_FIFO1 */
ganlikun 0:13413ea9a877 224
ganlikun 0:13413ea9a877 225 }CanRxMsgTypeDef;
ganlikun 0:13413ea9a877 226
ganlikun 0:13413ea9a877 227 /**
ganlikun 0:13413ea9a877 228 * @brief CAN handle Structure definition
ganlikun 0:13413ea9a877 229 */
ganlikun 0:13413ea9a877 230 typedef struct
ganlikun 0:13413ea9a877 231 {
ganlikun 0:13413ea9a877 232 CAN_TypeDef *Instance; /*!< Register base address */
ganlikun 0:13413ea9a877 233
ganlikun 0:13413ea9a877 234 CAN_InitTypeDef Init; /*!< CAN required parameters */
ganlikun 0:13413ea9a877 235
ganlikun 0:13413ea9a877 236 CanTxMsgTypeDef* pTxMsg; /*!< Pointer to transmit structure */
ganlikun 0:13413ea9a877 237
ganlikun 0:13413ea9a877 238 CanRxMsgTypeDef* pRxMsg; /*!< Pointer to reception structure for RX FIFO0 msg */
ganlikun 0:13413ea9a877 239
ganlikun 0:13413ea9a877 240 CanRxMsgTypeDef* pRx1Msg; /*!< Pointer to reception structure for RX FIFO1 msg */
ganlikun 0:13413ea9a877 241
ganlikun 0:13413ea9a877 242 __IO HAL_CAN_StateTypeDef State; /*!< CAN communication state */
ganlikun 0:13413ea9a877 243
ganlikun 0:13413ea9a877 244 HAL_LockTypeDef Lock; /*!< CAN locking object */
ganlikun 0:13413ea9a877 245
ganlikun 0:13413ea9a877 246 __IO uint32_t ErrorCode; /*!< CAN Error code */
ganlikun 0:13413ea9a877 247
ganlikun 0:13413ea9a877 248 }CAN_HandleTypeDef;
ganlikun 0:13413ea9a877 249
ganlikun 0:13413ea9a877 250 /**
ganlikun 0:13413ea9a877 251 * @}
ganlikun 0:13413ea9a877 252 */
ganlikun 0:13413ea9a877 253
ganlikun 0:13413ea9a877 254 /* Exported constants --------------------------------------------------------*/
ganlikun 0:13413ea9a877 255 /** @defgroup CAN_Exported_Constants CAN Exported Constants
ganlikun 0:13413ea9a877 256 * @{
ganlikun 0:13413ea9a877 257 */
ganlikun 0:13413ea9a877 258
ganlikun 0:13413ea9a877 259 /** @defgroup CAN_Error_Code CAN Error Code
ganlikun 0:13413ea9a877 260 * @{
ganlikun 0:13413ea9a877 261 */
ganlikun 0:13413ea9a877 262 #define HAL_CAN_ERROR_NONE 0x00000000U /*!< No error */
ganlikun 0:13413ea9a877 263 #define HAL_CAN_ERROR_EWG 0x00000001U /*!< EWG error */
ganlikun 0:13413ea9a877 264 #define HAL_CAN_ERROR_EPV 0x00000002U /*!< EPV error */
ganlikun 0:13413ea9a877 265 #define HAL_CAN_ERROR_BOF 0x00000004U /*!< BOF error */
ganlikun 0:13413ea9a877 266 #define HAL_CAN_ERROR_STF 0x00000008U /*!< Stuff error */
ganlikun 0:13413ea9a877 267 #define HAL_CAN_ERROR_FOR 0x00000010U /*!< Form error */
ganlikun 0:13413ea9a877 268 #define HAL_CAN_ERROR_ACK 0x00000020U /*!< Acknowledgment error */
ganlikun 0:13413ea9a877 269 #define HAL_CAN_ERROR_BR 0x00000040U /*!< Bit recessive */
ganlikun 0:13413ea9a877 270 #define HAL_CAN_ERROR_BD 0x00000080U /*!< LEC dominant */
ganlikun 0:13413ea9a877 271 #define HAL_CAN_ERROR_CRC 0x00000100U /*!< LEC transfer error */
ganlikun 0:13413ea9a877 272 #define HAL_CAN_ERROR_FOV0 0x00000200U /*!< FIFO0 overrun error */
ganlikun 0:13413ea9a877 273 #define HAL_CAN_ERROR_FOV1 0x00000400U /*!< FIFO1 overrun error */
ganlikun 0:13413ea9a877 274 #define HAL_CAN_ERROR_TXFAIL 0x00000800U /*!< Transmit failure */
ganlikun 0:13413ea9a877 275 /**
ganlikun 0:13413ea9a877 276 * @}
ganlikun 0:13413ea9a877 277 */
ganlikun 0:13413ea9a877 278
ganlikun 0:13413ea9a877 279 /** @defgroup CAN_InitStatus CAN InitStatus
ganlikun 0:13413ea9a877 280 * @{
ganlikun 0:13413ea9a877 281 */
ganlikun 0:13413ea9a877 282 #define CAN_INITSTATUS_FAILED ((uint8_t)0x00) /*!< CAN initialization failed */
ganlikun 0:13413ea9a877 283 #define CAN_INITSTATUS_SUCCESS ((uint8_t)0x01) /*!< CAN initialization OK */
ganlikun 0:13413ea9a877 284 /**
ganlikun 0:13413ea9a877 285 * @}
ganlikun 0:13413ea9a877 286 */
ganlikun 0:13413ea9a877 287
ganlikun 0:13413ea9a877 288 /** @defgroup CAN_operating_mode CAN Operating Mode
ganlikun 0:13413ea9a877 289 * @{
ganlikun 0:13413ea9a877 290 */
ganlikun 0:13413ea9a877 291 #define CAN_MODE_NORMAL 0x00000000U /*!< Normal mode */
ganlikun 0:13413ea9a877 292 #define CAN_MODE_LOOPBACK ((uint32_t)CAN_BTR_LBKM) /*!< Loopback mode */
ganlikun 0:13413ea9a877 293 #define CAN_MODE_SILENT ((uint32_t)CAN_BTR_SILM) /*!< Silent mode */
ganlikun 0:13413ea9a877 294 #define CAN_MODE_SILENT_LOOPBACK ((uint32_t)(CAN_BTR_LBKM | CAN_BTR_SILM)) /*!< Loopback combined with silent mode */
ganlikun 0:13413ea9a877 295 /**
ganlikun 0:13413ea9a877 296 * @}
ganlikun 0:13413ea9a877 297 */
ganlikun 0:13413ea9a877 298
ganlikun 0:13413ea9a877 299 /** @defgroup CAN_synchronisation_jump_width CAN Synchronisation Jump Width
ganlikun 0:13413ea9a877 300 * @{
ganlikun 0:13413ea9a877 301 */
ganlikun 0:13413ea9a877 302 #define CAN_SJW_1TQ 0x00000000U /*!< 1 time quantum */
ganlikun 0:13413ea9a877 303 #define CAN_SJW_2TQ ((uint32_t)CAN_BTR_SJW_0) /*!< 2 time quantum */
ganlikun 0:13413ea9a877 304 #define CAN_SJW_3TQ ((uint32_t)CAN_BTR_SJW_1) /*!< 3 time quantum */
ganlikun 0:13413ea9a877 305 #define CAN_SJW_4TQ ((uint32_t)CAN_BTR_SJW) /*!< 4 time quantum */
ganlikun 0:13413ea9a877 306 /**
ganlikun 0:13413ea9a877 307 * @}
ganlikun 0:13413ea9a877 308 */
ganlikun 0:13413ea9a877 309
ganlikun 0:13413ea9a877 310 /** @defgroup CAN_time_quantum_in_bit_segment_1 CAN Time Quantum in bit segment 1
ganlikun 0:13413ea9a877 311 * @{
ganlikun 0:13413ea9a877 312 */
ganlikun 0:13413ea9a877 313 #define CAN_BS1_1TQ 0x00000000U /*!< 1 time quantum */
ganlikun 0:13413ea9a877 314 #define CAN_BS1_2TQ ((uint32_t)CAN_BTR_TS1_0) /*!< 2 time quantum */
ganlikun 0:13413ea9a877 315 #define CAN_BS1_3TQ ((uint32_t)CAN_BTR_TS1_1) /*!< 3 time quantum */
ganlikun 0:13413ea9a877 316 #define CAN_BS1_4TQ ((uint32_t)(CAN_BTR_TS1_1 | CAN_BTR_TS1_0)) /*!< 4 time quantum */
ganlikun 0:13413ea9a877 317 #define CAN_BS1_5TQ ((uint32_t)CAN_BTR_TS1_2) /*!< 5 time quantum */
ganlikun 0:13413ea9a877 318 #define CAN_BS1_6TQ ((uint32_t)(CAN_BTR_TS1_2 | CAN_BTR_TS1_0)) /*!< 6 time quantum */
ganlikun 0:13413ea9a877 319 #define CAN_BS1_7TQ ((uint32_t)(CAN_BTR_TS1_2 | CAN_BTR_TS1_1)) /*!< 7 time quantum */
ganlikun 0:13413ea9a877 320 #define CAN_BS1_8TQ ((uint32_t)(CAN_BTR_TS1_2 | CAN_BTR_TS1_1 | CAN_BTR_TS1_0)) /*!< 8 time quantum */
ganlikun 0:13413ea9a877 321 #define CAN_BS1_9TQ ((uint32_t)CAN_BTR_TS1_3) /*!< 9 time quantum */
ganlikun 0:13413ea9a877 322 #define CAN_BS1_10TQ ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_0)) /*!< 10 time quantum */
ganlikun 0:13413ea9a877 323 #define CAN_BS1_11TQ ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_1)) /*!< 11 time quantum */
ganlikun 0:13413ea9a877 324 #define CAN_BS1_12TQ ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_1 | CAN_BTR_TS1_0)) /*!< 12 time quantum */
ganlikun 0:13413ea9a877 325 #define CAN_BS1_13TQ ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_2)) /*!< 13 time quantum */
ganlikun 0:13413ea9a877 326 #define CAN_BS1_14TQ ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_2 | CAN_BTR_TS1_0)) /*!< 14 time quantum */
ganlikun 0:13413ea9a877 327 #define CAN_BS1_15TQ ((uint32_t)(CAN_BTR_TS1_3 | CAN_BTR_TS1_2 | CAN_BTR_TS1_1)) /*!< 15 time quantum */
ganlikun 0:13413ea9a877 328 #define CAN_BS1_16TQ ((uint32_t)CAN_BTR_TS1) /*!< 16 time quantum */
ganlikun 0:13413ea9a877 329 /**
ganlikun 0:13413ea9a877 330 * @}
ganlikun 0:13413ea9a877 331 */
ganlikun 0:13413ea9a877 332
ganlikun 0:13413ea9a877 333 /** @defgroup CAN_time_quantum_in_bit_segment_2 CAN Time Quantum in bit segment 2
ganlikun 0:13413ea9a877 334 * @{
ganlikun 0:13413ea9a877 335 */
ganlikun 0:13413ea9a877 336 #define CAN_BS2_1TQ 0x00000000U /*!< 1 time quantum */
ganlikun 0:13413ea9a877 337 #define CAN_BS2_2TQ ((uint32_t)CAN_BTR_TS2_0) /*!< 2 time quantum */
ganlikun 0:13413ea9a877 338 #define CAN_BS2_3TQ ((uint32_t)CAN_BTR_TS2_1) /*!< 3 time quantum */
ganlikun 0:13413ea9a877 339 #define CAN_BS2_4TQ ((uint32_t)(CAN_BTR_TS2_1 | CAN_BTR_TS2_0)) /*!< 4 time quantum */
ganlikun 0:13413ea9a877 340 #define CAN_BS2_5TQ ((uint32_t)CAN_BTR_TS2_2) /*!< 5 time quantum */
ganlikun 0:13413ea9a877 341 #define CAN_BS2_6TQ ((uint32_t)(CAN_BTR_TS2_2 | CAN_BTR_TS2_0)) /*!< 6 time quantum */
ganlikun 0:13413ea9a877 342 #define CAN_BS2_7TQ ((uint32_t)(CAN_BTR_TS2_2 | CAN_BTR_TS2_1)) /*!< 7 time quantum */
ganlikun 0:13413ea9a877 343 #define CAN_BS2_8TQ ((uint32_t)CAN_BTR_TS2) /*!< 8 time quantum */
ganlikun 0:13413ea9a877 344 /**
ganlikun 0:13413ea9a877 345 * @}
ganlikun 0:13413ea9a877 346 */
ganlikun 0:13413ea9a877 347
ganlikun 0:13413ea9a877 348 /** @defgroup CAN_filter_mode CAN Filter Mode
ganlikun 0:13413ea9a877 349 * @{
ganlikun 0:13413ea9a877 350 */
ganlikun 0:13413ea9a877 351 #define CAN_FILTERMODE_IDMASK ((uint8_t)0x00) /*!< Identifier mask mode */
ganlikun 0:13413ea9a877 352 #define CAN_FILTERMODE_IDLIST ((uint8_t)0x01) /*!< Identifier list mode */
ganlikun 0:13413ea9a877 353 /**
ganlikun 0:13413ea9a877 354 * @}
ganlikun 0:13413ea9a877 355 */
ganlikun 0:13413ea9a877 356
ganlikun 0:13413ea9a877 357 /** @defgroup CAN_filter_scale CAN Filter Scale
ganlikun 0:13413ea9a877 358 * @{
ganlikun 0:13413ea9a877 359 */
ganlikun 0:13413ea9a877 360 #define CAN_FILTERSCALE_16BIT ((uint8_t)0x00) /*!< Two 16-bit filters */
ganlikun 0:13413ea9a877 361 #define CAN_FILTERSCALE_32BIT ((uint8_t)0x01) /*!< One 32-bit filter */
ganlikun 0:13413ea9a877 362 /**
ganlikun 0:13413ea9a877 363 * @}
ganlikun 0:13413ea9a877 364 */
ganlikun 0:13413ea9a877 365
ganlikun 0:13413ea9a877 366 /** @defgroup CAN_filter_FIFO CAN Filter FIFO
ganlikun 0:13413ea9a877 367 * @{
ganlikun 0:13413ea9a877 368 */
ganlikun 0:13413ea9a877 369 #define CAN_FILTER_FIFO0 ((uint8_t)0x00) /*!< Filter FIFO 0 assignment for filter x */
ganlikun 0:13413ea9a877 370 #define CAN_FILTER_FIFO1 ((uint8_t)0x01) /*!< Filter FIFO 1 assignment for filter x */
ganlikun 0:13413ea9a877 371 /**
ganlikun 0:13413ea9a877 372 * @}
ganlikun 0:13413ea9a877 373 */
ganlikun 0:13413ea9a877 374
ganlikun 0:13413ea9a877 375 /** @defgroup CAN_Identifier_Type CAN Identifier Type
ganlikun 0:13413ea9a877 376 * @{
ganlikun 0:13413ea9a877 377 */
ganlikun 0:13413ea9a877 378 #define CAN_ID_STD 0x00000000U /*!< Standard Id */
ganlikun 0:13413ea9a877 379 #define CAN_ID_EXT 0x00000004U /*!< Extended Id */
ganlikun 0:13413ea9a877 380 /**
ganlikun 0:13413ea9a877 381 * @}
ganlikun 0:13413ea9a877 382 */
ganlikun 0:13413ea9a877 383
ganlikun 0:13413ea9a877 384 /** @defgroup CAN_remote_transmission_request CAN Remote Transmission Request
ganlikun 0:13413ea9a877 385 * @{
ganlikun 0:13413ea9a877 386 */
ganlikun 0:13413ea9a877 387 #define CAN_RTR_DATA 0x00000000U /*!< Data frame */
ganlikun 0:13413ea9a877 388 #define CAN_RTR_REMOTE 0x00000002U /*!< Remote frame */
ganlikun 0:13413ea9a877 389 /**
ganlikun 0:13413ea9a877 390 * @}
ganlikun 0:13413ea9a877 391 */
ganlikun 0:13413ea9a877 392
ganlikun 0:13413ea9a877 393 /** @defgroup CAN_receive_FIFO_number_constants CAN Receive FIFO Number Constants
ganlikun 0:13413ea9a877 394 * @{
ganlikun 0:13413ea9a877 395 */
ganlikun 0:13413ea9a877 396 #define CAN_FIFO0 ((uint8_t)0x00) /*!< CAN FIFO 0 used to receive */
ganlikun 0:13413ea9a877 397 #define CAN_FIFO1 ((uint8_t)0x01) /*!< CAN FIFO 1 used to receive */
ganlikun 0:13413ea9a877 398 /**
ganlikun 0:13413ea9a877 399 * @}
ganlikun 0:13413ea9a877 400 */
ganlikun 0:13413ea9a877 401
ganlikun 0:13413ea9a877 402 /** @defgroup CAN_flags CAN Flags
ganlikun 0:13413ea9a877 403 * @{
ganlikun 0:13413ea9a877 404 */
ganlikun 0:13413ea9a877 405 /* If the flag is 0x3XXXXXXX, it means that it can be used with CAN_GetFlagStatus()
ganlikun 0:13413ea9a877 406 and CAN_ClearFlag() functions. */
ganlikun 0:13413ea9a877 407 /* If the flag is 0x1XXXXXXX, it means that it can only be used with
ganlikun 0:13413ea9a877 408 CAN_GetFlagStatus() function. */
ganlikun 0:13413ea9a877 409
ganlikun 0:13413ea9a877 410 /* Transmit Flags */
ganlikun 0:13413ea9a877 411 #define CAN_FLAG_RQCP0 0x00000500U /*!< Request MailBox0 flag */
ganlikun 0:13413ea9a877 412 #define CAN_FLAG_RQCP1 0x00000508U /*!< Request MailBox1 flag */
ganlikun 0:13413ea9a877 413 #define CAN_FLAG_RQCP2 0x00000510U /*!< Request MailBox2 flag */
ganlikun 0:13413ea9a877 414 #define CAN_FLAG_TXOK0 0x00000501U /*!< Transmission OK MailBox0 flag */
ganlikun 0:13413ea9a877 415 #define CAN_FLAG_TXOK1 0x00000509U /*!< Transmission OK MailBox1 flag */
ganlikun 0:13413ea9a877 416 #define CAN_FLAG_TXOK2 0x00000511U /*!< Transmission OK MailBox2 flag */
ganlikun 0:13413ea9a877 417 #define CAN_FLAG_TME0 0x0000051AU /*!< Transmit mailbox 0 empty flag */
ganlikun 0:13413ea9a877 418 #define CAN_FLAG_TME1 0x0000051BU /*!< Transmit mailbox 0 empty flag */
ganlikun 0:13413ea9a877 419 #define CAN_FLAG_TME2 0x0000051CU /*!< Transmit mailbox 0 empty flag */
ganlikun 0:13413ea9a877 420
ganlikun 0:13413ea9a877 421 /* Receive Flags */
ganlikun 0:13413ea9a877 422 #define CAN_FLAG_FF0 0x00000203U /*!< FIFO 0 Full flag */
ganlikun 0:13413ea9a877 423 #define CAN_FLAG_FOV0 0x00000204U /*!< FIFO 0 Overrun flag */
ganlikun 0:13413ea9a877 424
ganlikun 0:13413ea9a877 425 #define CAN_FLAG_FF1 0x00000403U /*!< FIFO 1 Full flag */
ganlikun 0:13413ea9a877 426 #define CAN_FLAG_FOV1 0x00000404U /*!< FIFO 1 Overrun flag */
ganlikun 0:13413ea9a877 427
ganlikun 0:13413ea9a877 428 /* Operating Mode Flags */
ganlikun 0:13413ea9a877 429 #define CAN_FLAG_INAK 0x00000100U /*!< Initialization acknowledge flag */
ganlikun 0:13413ea9a877 430 #define CAN_FLAG_SLAK 0x00000101U /*!< Sleep acknowledge flag */
ganlikun 0:13413ea9a877 431 #define CAN_FLAG_ERRI 0x00000102U /*!< Error flag */
ganlikun 0:13413ea9a877 432 #define CAN_FLAG_WKU 0x00000103U /*!< Wake up flag */
ganlikun 0:13413ea9a877 433 #define CAN_FLAG_SLAKI 0x00000104U /*!< Sleep acknowledge flag */
ganlikun 0:13413ea9a877 434
ganlikun 0:13413ea9a877 435 /* @note When SLAK interrupt is disabled (SLKIE=0), no polling on SLAKI is possible.
ganlikun 0:13413ea9a877 436 In this case the SLAK bit can be polled.*/
ganlikun 0:13413ea9a877 437
ganlikun 0:13413ea9a877 438 /* Error Flags */
ganlikun 0:13413ea9a877 439 #define CAN_FLAG_EWG 0x00000300U /*!< Error warning flag */
ganlikun 0:13413ea9a877 440 #define CAN_FLAG_EPV 0x00000301U /*!< Error passive flag */
ganlikun 0:13413ea9a877 441 #define CAN_FLAG_BOF 0x00000302U /*!< Bus-Off flag */
ganlikun 0:13413ea9a877 442 /**
ganlikun 0:13413ea9a877 443 * @}
ganlikun 0:13413ea9a877 444 */
ganlikun 0:13413ea9a877 445
ganlikun 0:13413ea9a877 446 /** @defgroup CAN_Interrupts CAN Interrupts
ganlikun 0:13413ea9a877 447 * @{
ganlikun 0:13413ea9a877 448 */
ganlikun 0:13413ea9a877 449 #define CAN_IT_TME ((uint32_t)CAN_IER_TMEIE) /*!< Transmit mailbox empty interrupt */
ganlikun 0:13413ea9a877 450
ganlikun 0:13413ea9a877 451 /* Receive Interrupts */
ganlikun 0:13413ea9a877 452 #define CAN_IT_FMP0 ((uint32_t)CAN_IER_FMPIE0) /*!< FIFO 0 message pending interrupt */
ganlikun 0:13413ea9a877 453 #define CAN_IT_FF0 ((uint32_t)CAN_IER_FFIE0) /*!< FIFO 0 full interrupt */
ganlikun 0:13413ea9a877 454 #define CAN_IT_FOV0 ((uint32_t)CAN_IER_FOVIE0) /*!< FIFO 0 overrun interrupt */
ganlikun 0:13413ea9a877 455 #define CAN_IT_FMP1 ((uint32_t)CAN_IER_FMPIE1) /*!< FIFO 1 message pending interrupt */
ganlikun 0:13413ea9a877 456 #define CAN_IT_FF1 ((uint32_t)CAN_IER_FFIE1) /*!< FIFO 1 full interrupt */
ganlikun 0:13413ea9a877 457 #define CAN_IT_FOV1 ((uint32_t)CAN_IER_FOVIE1) /*!< FIFO 1 overrun interrupt */
ganlikun 0:13413ea9a877 458
ganlikun 0:13413ea9a877 459 /* Operating Mode Interrupts */
ganlikun 0:13413ea9a877 460 #define CAN_IT_WKU ((uint32_t)CAN_IER_WKUIE) /*!< Wake-up interrupt */
ganlikun 0:13413ea9a877 461 #define CAN_IT_SLK ((uint32_t)CAN_IER_SLKIE) /*!< Sleep acknowledge interrupt */
ganlikun 0:13413ea9a877 462
ganlikun 0:13413ea9a877 463 /* Error Interrupts */
ganlikun 0:13413ea9a877 464 #define CAN_IT_EWG ((uint32_t)CAN_IER_EWGIE) /*!< Error warning interrupt */
ganlikun 0:13413ea9a877 465 #define CAN_IT_EPV ((uint32_t)CAN_IER_EPVIE) /*!< Error passive interrupt */
ganlikun 0:13413ea9a877 466 #define CAN_IT_BOF ((uint32_t)CAN_IER_BOFIE) /*!< Bus-off interrupt */
ganlikun 0:13413ea9a877 467 #define CAN_IT_LEC ((uint32_t)CAN_IER_LECIE) /*!< Last error code interrupt */
ganlikun 0:13413ea9a877 468 #define CAN_IT_ERR ((uint32_t)CAN_IER_ERRIE) /*!< Error Interrupt */
ganlikun 0:13413ea9a877 469 /**
ganlikun 0:13413ea9a877 470 * @}
ganlikun 0:13413ea9a877 471 */
ganlikun 0:13413ea9a877 472
ganlikun 0:13413ea9a877 473 /** @defgroup CAN_Mailboxes_Definition CAN Mailboxes Definition
ganlikun 0:13413ea9a877 474 * @{
ganlikun 0:13413ea9a877 475 */
ganlikun 0:13413ea9a877 476 #define CAN_TXMAILBOX_0 ((uint8_t)0x00)
ganlikun 0:13413ea9a877 477 #define CAN_TXMAILBOX_1 ((uint8_t)0x01)
ganlikun 0:13413ea9a877 478 #define CAN_TXMAILBOX_2 ((uint8_t)0x02)
ganlikun 0:13413ea9a877 479 /**
ganlikun 0:13413ea9a877 480 * @}
ganlikun 0:13413ea9a877 481 */
ganlikun 0:13413ea9a877 482
ganlikun 0:13413ea9a877 483 /**
ganlikun 0:13413ea9a877 484 * @}
ganlikun 0:13413ea9a877 485 */
ganlikun 0:13413ea9a877 486
ganlikun 0:13413ea9a877 487 /* Exported macro ------------------------------------------------------------*/
ganlikun 0:13413ea9a877 488 /** @defgroup CAN_Exported_Macros CAN Exported Macros
ganlikun 0:13413ea9a877 489 * @{
ganlikun 0:13413ea9a877 490 */
ganlikun 0:13413ea9a877 491
ganlikun 0:13413ea9a877 492 /** @brief Reset CAN handle state
ganlikun 0:13413ea9a877 493 * @param __HANDLE__: specifies the CAN Handle.
ganlikun 0:13413ea9a877 494 * @retval None
ganlikun 0:13413ea9a877 495 */
ganlikun 0:13413ea9a877 496 #define __HAL_CAN_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_CAN_STATE_RESET)
ganlikun 0:13413ea9a877 497
ganlikun 0:13413ea9a877 498 /**
ganlikun 0:13413ea9a877 499 * @brief Enable the specified CAN interrupts.
ganlikun 0:13413ea9a877 500 * @param __HANDLE__: CAN handle
ganlikun 0:13413ea9a877 501 * @param __INTERRUPT__: CAN Interrupt
ganlikun 0:13413ea9a877 502 * @retval None
ganlikun 0:13413ea9a877 503 */
ganlikun 0:13413ea9a877 504 #define __HAL_CAN_ENABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->IER) |= (__INTERRUPT__))
ganlikun 0:13413ea9a877 505
ganlikun 0:13413ea9a877 506 /**
ganlikun 0:13413ea9a877 507 * @brief Disable the specified CAN interrupts.
ganlikun 0:13413ea9a877 508 * @param __HANDLE__: CAN handle
ganlikun 0:13413ea9a877 509 * @param __INTERRUPT__: CAN Interrupt
ganlikun 0:13413ea9a877 510 * @retval None
ganlikun 0:13413ea9a877 511 */
ganlikun 0:13413ea9a877 512 #define __HAL_CAN_DISABLE_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->IER) &= ~(__INTERRUPT__))
ganlikun 0:13413ea9a877 513
ganlikun 0:13413ea9a877 514 /**
ganlikun 0:13413ea9a877 515 * @brief Return the number of pending received messages.
ganlikun 0:13413ea9a877 516 * @param __HANDLE__: CAN handle
ganlikun 0:13413ea9a877 517 * @param __FIFONUMBER__: Receive FIFO number, CAN_FIFO0 or CAN_FIFO1.
ganlikun 0:13413ea9a877 518 * @retval The number of pending message.
ganlikun 0:13413ea9a877 519 */
ganlikun 0:13413ea9a877 520 #define __HAL_CAN_MSG_PENDING(__HANDLE__, __FIFONUMBER__) (((__FIFONUMBER__) == CAN_FIFO0)? \
ganlikun 0:13413ea9a877 521 ((uint8_t)((__HANDLE__)->Instance->RF0R&0x03U)) : ((uint8_t)((__HANDLE__)->Instance->RF1R & 0x03U)))
ganlikun 0:13413ea9a877 522
ganlikun 0:13413ea9a877 523 /** @brief Check whether the specified CAN flag is set or not.
ganlikun 0:13413ea9a877 524 * @param __HANDLE__: CAN Handle
ganlikun 0:13413ea9a877 525 * @param __FLAG__: specifies the flag to check.
ganlikun 0:13413ea9a877 526 * This parameter can be one of the following values:
ganlikun 0:13413ea9a877 527 * @arg CAN_TSR_RQCP0: Request MailBox0 Flag
ganlikun 0:13413ea9a877 528 * @arg CAN_TSR_RQCP1: Request MailBox1 Flag
ganlikun 0:13413ea9a877 529 * @arg CAN_TSR_RQCP2: Request MailBox2 Flag
ganlikun 0:13413ea9a877 530 * @arg CAN_FLAG_TXOK0: Transmission OK MailBox0 Flag
ganlikun 0:13413ea9a877 531 * @arg CAN_FLAG_TXOK1: Transmission OK MailBox1 Flag
ganlikun 0:13413ea9a877 532 * @arg CAN_FLAG_TXOK2: Transmission OK MailBox2 Flag
ganlikun 0:13413ea9a877 533 * @arg CAN_FLAG_TME0: Transmit mailbox 0 empty Flag
ganlikun 0:13413ea9a877 534 * @arg CAN_FLAG_TME1: Transmit mailbox 1 empty Flag
ganlikun 0:13413ea9a877 535 * @arg CAN_FLAG_TME2: Transmit mailbox 2 empty Flag
ganlikun 0:13413ea9a877 536 * @arg CAN_FLAG_FMP0: FIFO 0 Message Pending Flag
ganlikun 0:13413ea9a877 537 * @arg CAN_FLAG_FF0: FIFO 0 Full Flag
ganlikun 0:13413ea9a877 538 * @arg CAN_FLAG_FOV0: FIFO 0 Overrun Flag
ganlikun 0:13413ea9a877 539 * @arg CAN_FLAG_FMP1: FIFO 1 Message Pending Flag
ganlikun 0:13413ea9a877 540 * @arg CAN_FLAG_FF1: FIFO 1 Full Flag
ganlikun 0:13413ea9a877 541 * @arg CAN_FLAG_FOV1: FIFO 1 Overrun Flag
ganlikun 0:13413ea9a877 542 * @arg CAN_FLAG_WKU: Wake up Flag
ganlikun 0:13413ea9a877 543 * @arg CAN_FLAG_SLAK: Sleep acknowledge Flag
ganlikun 0:13413ea9a877 544 * @arg CAN_FLAG_SLAKI: Sleep acknowledge Flag
ganlikun 0:13413ea9a877 545 * @arg CAN_FLAG_EWG: Error Warning Flag
ganlikun 0:13413ea9a877 546 * @arg CAN_FLAG_EPV: Error Passive Flag
ganlikun 0:13413ea9a877 547 * @arg CAN_FLAG_BOF: Bus-Off Flag
ganlikun 0:13413ea9a877 548 * @retval The new state of __FLAG__ (TRUE or FALSE).
ganlikun 0:13413ea9a877 549 */
ganlikun 0:13413ea9a877 550 #define __HAL_CAN_GET_FLAG(__HANDLE__, __FLAG__) \
ganlikun 0:13413ea9a877 551 ((((__FLAG__) >> 8U) == 5U)? ((((__HANDLE__)->Instance->TSR) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
ganlikun 0:13413ea9a877 552 (((__FLAG__) >> 8U) == 2U)? ((((__HANDLE__)->Instance->RF0R) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
ganlikun 0:13413ea9a877 553 (((__FLAG__) >> 8U) == 4U)? ((((__HANDLE__)->Instance->RF1R) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
ganlikun 0:13413ea9a877 554 (((__FLAG__) >> 8U) == 1U)? ((((__HANDLE__)->Instance->MSR) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
ganlikun 0:13413ea9a877 555 ((((__HANDLE__)->Instance->ESR) & (1U << ((__FLAG__) & CAN_FLAG_MASK))) == (1U << ((__FLAG__) & CAN_FLAG_MASK))))
ganlikun 0:13413ea9a877 556
ganlikun 0:13413ea9a877 557 /** @brief Clear the specified CAN pending flag.
ganlikun 0:13413ea9a877 558 * @param __HANDLE__: CAN Handle.
ganlikun 0:13413ea9a877 559 * @param __FLAG__: specifies the flag to check.
ganlikun 0:13413ea9a877 560 * This parameter can be one of the following values:
ganlikun 0:13413ea9a877 561 * @arg CAN_TSR_RQCP0: Request MailBox0 Flag
ganlikun 0:13413ea9a877 562 * @arg CAN_TSR_RQCP1: Request MailBox1 Flag
ganlikun 0:13413ea9a877 563 * @arg CAN_TSR_RQCP2: Request MailBox2 Flag
ganlikun 0:13413ea9a877 564 * @arg CAN_FLAG_TXOK0: Transmission OK MailBox0 Flag
ganlikun 0:13413ea9a877 565 * @arg CAN_FLAG_TXOK1: Transmission OK MailBox1 Flag
ganlikun 0:13413ea9a877 566 * @arg CAN_FLAG_TXOK2: Transmission OK MailBox2 Flag
ganlikun 0:13413ea9a877 567 * @arg CAN_FLAG_TME0: Transmit mailbox 0 empty Flag
ganlikun 0:13413ea9a877 568 * @arg CAN_FLAG_TME1: Transmit mailbox 1 empty Flag
ganlikun 0:13413ea9a877 569 * @arg CAN_FLAG_TME2: Transmit mailbox 2 empty Flag
ganlikun 0:13413ea9a877 570 * @arg CAN_FLAG_FMP0: FIFO 0 Message Pending Flag
ganlikun 0:13413ea9a877 571 * @arg CAN_FLAG_FF0: FIFO 0 Full Flag
ganlikun 0:13413ea9a877 572 * @arg CAN_FLAG_FOV0: FIFO 0 Overrun Flag
ganlikun 0:13413ea9a877 573 * @arg CAN_FLAG_FMP1: FIFO 1 Message Pending Flag
ganlikun 0:13413ea9a877 574 * @arg CAN_FLAG_FF1: FIFO 1 Full Flag
ganlikun 0:13413ea9a877 575 * @arg CAN_FLAG_FOV1: FIFO 1 Overrun Flag
ganlikun 0:13413ea9a877 576 * @arg CAN_FLAG_WKU: Wake up Flag
ganlikun 0:13413ea9a877 577 * @arg CAN_FLAG_SLAK: Sleep acknowledge Flag
ganlikun 0:13413ea9a877 578 * @arg CAN_FLAG_SLAKI: Sleep acknowledge Flag
ganlikun 0:13413ea9a877 579 * @retval The new state of __FLAG__ (TRUE or FALSE).
ganlikun 0:13413ea9a877 580 */
ganlikun 0:13413ea9a877 581 #define __HAL_CAN_CLEAR_FLAG(__HANDLE__, __FLAG__) \
ganlikun 0:13413ea9a877 582 ((((__FLAG__) >> 8U) == 5U)? (((__HANDLE__)->Instance->TSR) = (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
ganlikun 0:13413ea9a877 583 (((__FLAG__) >> 8U) == 2U)? (((__HANDLE__)->Instance->RF0R) = (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
ganlikun 0:13413ea9a877 584 (((__FLAG__) >> 8U) == 4U)? (((__HANDLE__)->Instance->RF1R) = (1U << ((__FLAG__) & CAN_FLAG_MASK))): \
ganlikun 0:13413ea9a877 585 (((__HANDLE__)->Instance->MSR) = ((uint32_t)1U << ((__FLAG__) & CAN_FLAG_MASK))))
ganlikun 0:13413ea9a877 586
ganlikun 0:13413ea9a877 587 /** @brief Check if the specified CAN interrupt source is enabled or disabled.
ganlikun 0:13413ea9a877 588 * @param __HANDLE__: CAN Handle
ganlikun 0:13413ea9a877 589 * @param __INTERRUPT__: specifies the CAN interrupt source to check.
ganlikun 0:13413ea9a877 590 * This parameter can be one of the following values:
ganlikun 0:13413ea9a877 591 * @arg CAN_IT_TME: Transmit mailbox empty interrupt enable
ganlikun 0:13413ea9a877 592 * @arg CAN_IT_FMP0: FIFO0 message pending interrupt enable
ganlikun 0:13413ea9a877 593 * @arg CAN_IT_FMP1: FIFO1 message pending interrupt enable
ganlikun 0:13413ea9a877 594 * @retval The new state of __IT__ (TRUE or FALSE).
ganlikun 0:13413ea9a877 595 */
ganlikun 0:13413ea9a877 596 #define __HAL_CAN_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->IER & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
ganlikun 0:13413ea9a877 597
ganlikun 0:13413ea9a877 598 /**
ganlikun 0:13413ea9a877 599 * @brief Check the transmission status of a CAN Frame.
ganlikun 0:13413ea9a877 600 * @param __HANDLE__: CAN Handle
ganlikun 0:13413ea9a877 601 * @param __TRANSMITMAILBOX__: the number of the mailbox that is used for transmission.
ganlikun 0:13413ea9a877 602 * @retval The new status of transmission (TRUE or FALSE).
ganlikun 0:13413ea9a877 603 */
ganlikun 0:13413ea9a877 604 #define __HAL_CAN_TRANSMIT_STATUS(__HANDLE__, __TRANSMITMAILBOX__)\
ganlikun 0:13413ea9a877 605 (((__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)) :\
ganlikun 0:13413ea9a877 606 ((__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)) :\
ganlikun 0:13413ea9a877 607 ((((__HANDLE__)->Instance->TSR) & (CAN_TSR_RQCP2 | CAN_TSR_TXOK2 | CAN_TSR_TME2)) == (CAN_TSR_RQCP2 | CAN_TSR_TXOK2 | CAN_TSR_TME2)))
ganlikun 0:13413ea9a877 608
ganlikun 0:13413ea9a877 609 /**
ganlikun 0:13413ea9a877 610 * @brief Release the specified receive FIFO.
ganlikun 0:13413ea9a877 611 * @param __HANDLE__: CAN handle
ganlikun 0:13413ea9a877 612 * @param __FIFONUMBER__: Receive FIFO number, CAN_FIFO0 or CAN_FIFO1.
ganlikun 0:13413ea9a877 613 * @retval None
ganlikun 0:13413ea9a877 614 */
ganlikun 0:13413ea9a877 615 #define __HAL_CAN_FIFO_RELEASE(__HANDLE__, __FIFONUMBER__) (((__FIFONUMBER__) == CAN_FIFO0)? \
ganlikun 0:13413ea9a877 616 ((__HANDLE__)->Instance->RF0R = CAN_RF0R_RFOM0) : ((__HANDLE__)->Instance->RF1R = CAN_RF1R_RFOM1))
ganlikun 0:13413ea9a877 617
ganlikun 0:13413ea9a877 618 /**
ganlikun 0:13413ea9a877 619 * @brief Cancel a transmit request.
ganlikun 0:13413ea9a877 620 * @param __HANDLE__: CAN Handle
ganlikun 0:13413ea9a877 621 * @param __TRANSMITMAILBOX__: the number of the mailbox that is used for transmission.
ganlikun 0:13413ea9a877 622 * @retval None
ganlikun 0:13413ea9a877 623 */
ganlikun 0:13413ea9a877 624 #define __HAL_CAN_CANCEL_TRANSMIT(__HANDLE__, __TRANSMITMAILBOX__)\
ganlikun 0:13413ea9a877 625 (((__TRANSMITMAILBOX__) == CAN_TXMAILBOX_0)? ((__HANDLE__)->Instance->TSR = CAN_TSR_ABRQ0) :\
ganlikun 0:13413ea9a877 626 ((__TRANSMITMAILBOX__) == CAN_TXMAILBOX_1)? ((__HANDLE__)->Instance->TSR = CAN_TSR_ABRQ1) :\
ganlikun 0:13413ea9a877 627 ((__HANDLE__)->Instance->TSR = CAN_TSR_ABRQ2))
ganlikun 0:13413ea9a877 628
ganlikun 0:13413ea9a877 629 /**
ganlikun 0:13413ea9a877 630 * @brief Enable or disable the DBG Freeze for CAN.
ganlikun 0:13413ea9a877 631 * @param __HANDLE__: CAN Handle
ganlikun 0:13413ea9a877 632 * @param __NEWSTATE__: new state of the CAN peripheral.
ganlikun 0:13413ea9a877 633 * This parameter can be: ENABLE (CAN reception/transmission is frozen
ganlikun 0:13413ea9a877 634 * during debug. Reception FIFOs can still be accessed/controlled normally)
ganlikun 0:13413ea9a877 635 * or DISABLE (CAN is working during debug).
ganlikun 0:13413ea9a877 636 * @retval None
ganlikun 0:13413ea9a877 637 */
ganlikun 0:13413ea9a877 638 #define __HAL_CAN_DBG_FREEZE(__HANDLE__, __NEWSTATE__) (((__NEWSTATE__) == ENABLE)? \
ganlikun 0:13413ea9a877 639 ((__HANDLE__)->Instance->MCR |= CAN_MCR_DBF) : ((__HANDLE__)->Instance->MCR &= ~CAN_MCR_DBF))
ganlikun 0:13413ea9a877 640
ganlikun 0:13413ea9a877 641 /**
ganlikun 0:13413ea9a877 642 * @}
ganlikun 0:13413ea9a877 643 */
ganlikun 0:13413ea9a877 644
ganlikun 0:13413ea9a877 645 /* Exported functions --------------------------------------------------------*/
ganlikun 0:13413ea9a877 646 /** @addtogroup CAN_Exported_Functions
ganlikun 0:13413ea9a877 647 * @{
ganlikun 0:13413ea9a877 648 */
ganlikun 0:13413ea9a877 649
ganlikun 0:13413ea9a877 650 /** @addtogroup CAN_Exported_Functions_Group1
ganlikun 0:13413ea9a877 651 * @{
ganlikun 0:13413ea9a877 652 */
ganlikun 0:13413ea9a877 653 /* Initialization/de-initialization functions ***********************************/
ganlikun 0:13413ea9a877 654 HAL_StatusTypeDef HAL_CAN_Init(CAN_HandleTypeDef* hcan);
ganlikun 0:13413ea9a877 655 HAL_StatusTypeDef HAL_CAN_ConfigFilter(CAN_HandleTypeDef* hcan, CAN_FilterConfTypeDef* sFilterConfig);
ganlikun 0:13413ea9a877 656 HAL_StatusTypeDef HAL_CAN_DeInit(CAN_HandleTypeDef* hcan);
ganlikun 0:13413ea9a877 657 void HAL_CAN_MspInit(CAN_HandleTypeDef* hcan);
ganlikun 0:13413ea9a877 658 void HAL_CAN_MspDeInit(CAN_HandleTypeDef* hcan);
ganlikun 0:13413ea9a877 659 /**
ganlikun 0:13413ea9a877 660 * @}
ganlikun 0:13413ea9a877 661 */
ganlikun 0:13413ea9a877 662
ganlikun 0:13413ea9a877 663 /** @addtogroup CAN_Exported_Functions_Group2
ganlikun 0:13413ea9a877 664 * @{
ganlikun 0:13413ea9a877 665 */
ganlikun 0:13413ea9a877 666 /* I/O operation functions ******************************************************/
ganlikun 0:13413ea9a877 667 HAL_StatusTypeDef HAL_CAN_Transmit(CAN_HandleTypeDef *hcan, uint32_t Timeout);
ganlikun 0:13413ea9a877 668 HAL_StatusTypeDef HAL_CAN_Transmit_IT(CAN_HandleTypeDef *hcan);
ganlikun 0:13413ea9a877 669 HAL_StatusTypeDef HAL_CAN_Receive(CAN_HandleTypeDef *hcan, uint8_t FIFONumber, uint32_t Timeout);
ganlikun 0:13413ea9a877 670 HAL_StatusTypeDef HAL_CAN_Receive_IT(CAN_HandleTypeDef *hcan, uint8_t FIFONumber);
ganlikun 0:13413ea9a877 671 HAL_StatusTypeDef HAL_CAN_Sleep(CAN_HandleTypeDef *hcan);
ganlikun 0:13413ea9a877 672 HAL_StatusTypeDef HAL_CAN_WakeUp(CAN_HandleTypeDef *hcan);
ganlikun 0:13413ea9a877 673 void HAL_CAN_IRQHandler(CAN_HandleTypeDef* hcan);
ganlikun 0:13413ea9a877 674 void HAL_CAN_TxCpltCallback(CAN_HandleTypeDef* hcan);
ganlikun 0:13413ea9a877 675 void HAL_CAN_RxCpltCallback(CAN_HandleTypeDef* hcan);
ganlikun 0:13413ea9a877 676 void HAL_CAN_ErrorCallback(CAN_HandleTypeDef *hcan);
ganlikun 0:13413ea9a877 677 /**
ganlikun 0:13413ea9a877 678 * @}
ganlikun 0:13413ea9a877 679 */
ganlikun 0:13413ea9a877 680
ganlikun 0:13413ea9a877 681 /** @addtogroup CAN_Exported_Functions_Group3
ganlikun 0:13413ea9a877 682 * @{
ganlikun 0:13413ea9a877 683 */
ganlikun 0:13413ea9a877 684 /* Peripheral State functions ***************************************************/
ganlikun 0:13413ea9a877 685 uint32_t HAL_CAN_GetError(CAN_HandleTypeDef *hcan);
ganlikun 0:13413ea9a877 686 HAL_CAN_StateTypeDef HAL_CAN_GetState(CAN_HandleTypeDef* hcan);
ganlikun 0:13413ea9a877 687 /**
ganlikun 0:13413ea9a877 688 * @}
ganlikun 0:13413ea9a877 689 */
ganlikun 0:13413ea9a877 690
ganlikun 0:13413ea9a877 691 /**
ganlikun 0:13413ea9a877 692 * @}
ganlikun 0:13413ea9a877 693 */
ganlikun 0:13413ea9a877 694
ganlikun 0:13413ea9a877 695 /* Private types -------------------------------------------------------------*/
ganlikun 0:13413ea9a877 696 /** @defgroup CAN_Private_Types CAN Private Types
ganlikun 0:13413ea9a877 697 * @{
ganlikun 0:13413ea9a877 698 */
ganlikun 0:13413ea9a877 699
ganlikun 0:13413ea9a877 700 /**
ganlikun 0:13413ea9a877 701 * @}
ganlikun 0:13413ea9a877 702 */
ganlikun 0:13413ea9a877 703
ganlikun 0:13413ea9a877 704 /* Private variables ---------------------------------------------------------*/
ganlikun 0:13413ea9a877 705 /** @defgroup CAN_Private_Variables CAN Private Variables
ganlikun 0:13413ea9a877 706 * @{
ganlikun 0:13413ea9a877 707 */
ganlikun 0:13413ea9a877 708
ganlikun 0:13413ea9a877 709 /**
ganlikun 0:13413ea9a877 710 * @}
ganlikun 0:13413ea9a877 711 */
ganlikun 0:13413ea9a877 712
ganlikun 0:13413ea9a877 713 /* Private constants ---------------------------------------------------------*/
ganlikun 0:13413ea9a877 714 /** @defgroup CAN_Private_Constants CAN Private Constants
ganlikun 0:13413ea9a877 715 * @{
ganlikun 0:13413ea9a877 716 */
ganlikun 0:13413ea9a877 717 #define CAN_TXSTATUS_NOMAILBOX ((uint8_t)0x04) /*!< CAN cell did not provide CAN_TxStatus_NoMailBox */
ganlikun 0:13413ea9a877 718 #define CAN_FLAG_MASK 0x000000FFU
ganlikun 0:13413ea9a877 719 /**
ganlikun 0:13413ea9a877 720 * @}
ganlikun 0:13413ea9a877 721 */
ganlikun 0:13413ea9a877 722
ganlikun 0:13413ea9a877 723 /* Private macros ------------------------------------------------------------*/
ganlikun 0:13413ea9a877 724 /** @defgroup CAN_Private_Macros CAN Private Macros
ganlikun 0:13413ea9a877 725 * @{
ganlikun 0:13413ea9a877 726 */
ganlikun 0:13413ea9a877 727 #define IS_CAN_MODE(MODE) (((MODE) == CAN_MODE_NORMAL) || \
ganlikun 0:13413ea9a877 728 ((MODE) == CAN_MODE_LOOPBACK)|| \
ganlikun 0:13413ea9a877 729 ((MODE) == CAN_MODE_SILENT) || \
ganlikun 0:13413ea9a877 730 ((MODE) == CAN_MODE_SILENT_LOOPBACK))
ganlikun 0:13413ea9a877 731 #define IS_CAN_SJW(SJW) (((SJW) == CAN_SJW_1TQ) || ((SJW) == CAN_SJW_2TQ)|| \
ganlikun 0:13413ea9a877 732 ((SJW) == CAN_SJW_3TQ) || ((SJW) == CAN_SJW_4TQ))
ganlikun 0:13413ea9a877 733 #define IS_CAN_BS1(BS1) ((BS1) <= CAN_BS1_16TQ)
ganlikun 0:13413ea9a877 734 #define IS_CAN_BS2(BS2) ((BS2) <= CAN_BS2_8TQ)
ganlikun 0:13413ea9a877 735 #define IS_CAN_PRESCALER(PRESCALER) (((PRESCALER) >= 1U) && ((PRESCALER) <= 1024U))
ganlikun 0:13413ea9a877 736 #define IS_CAN_FILTER_NUMBER(NUMBER) ((NUMBER) <= 27U)
ganlikun 0:13413ea9a877 737 #define IS_CAN_FILTER_MODE(MODE) (((MODE) == CAN_FILTERMODE_IDMASK) || \
ganlikun 0:13413ea9a877 738 ((MODE) == CAN_FILTERMODE_IDLIST))
ganlikun 0:13413ea9a877 739 #define IS_CAN_FILTER_SCALE(SCALE) (((SCALE) == CAN_FILTERSCALE_16BIT) || \
ganlikun 0:13413ea9a877 740 ((SCALE) == CAN_FILTERSCALE_32BIT))
ganlikun 0:13413ea9a877 741 #define IS_CAN_FILTER_FIFO(FIFO) (((FIFO) == CAN_FILTER_FIFO0) || \
ganlikun 0:13413ea9a877 742 ((FIFO) == CAN_FILTER_FIFO1))
ganlikun 0:13413ea9a877 743 #define IS_CAN_BANKNUMBER(BANKNUMBER) ((BANKNUMBER) <= 28U)
ganlikun 0:13413ea9a877 744
ganlikun 0:13413ea9a877 745 #define IS_CAN_TRANSMITMAILBOX(TRANSMITMAILBOX) ((TRANSMITMAILBOX) <= ((uint8_t)0x02))
ganlikun 0:13413ea9a877 746 #define IS_CAN_STDID(STDID) ((STDID) <= ((uint32_t)0x7FFU))
ganlikun 0:13413ea9a877 747 #define IS_CAN_EXTID(EXTID) ((EXTID) <= 0x1FFFFFFFU)
ganlikun 0:13413ea9a877 748 #define IS_CAN_DLC(DLC) ((DLC) <= ((uint8_t)0x08))
ganlikun 0:13413ea9a877 749
ganlikun 0:13413ea9a877 750 #define IS_CAN_IDTYPE(IDTYPE) (((IDTYPE) == CAN_ID_STD) || \
ganlikun 0:13413ea9a877 751 ((IDTYPE) == CAN_ID_EXT))
ganlikun 0:13413ea9a877 752 #define IS_CAN_RTR(RTR) (((RTR) == CAN_RTR_DATA) || ((RTR) == CAN_RTR_REMOTE))
ganlikun 0:13413ea9a877 753 #define IS_CAN_FIFO(FIFO) (((FIFO) == CAN_FIFO0) || ((FIFO) == CAN_FIFO1))
ganlikun 0:13413ea9a877 754
ganlikun 0:13413ea9a877 755 /**
ganlikun 0:13413ea9a877 756 * @}
ganlikun 0:13413ea9a877 757 */
ganlikun 0:13413ea9a877 758
ganlikun 0:13413ea9a877 759 /* Private functions ---------------------------------------------------------*/
ganlikun 0:13413ea9a877 760 /** @defgroup CAN_Private_Functions CAN Private Functions
ganlikun 0:13413ea9a877 761 * @{
ganlikun 0:13413ea9a877 762 */
ganlikun 0:13413ea9a877 763
ganlikun 0:13413ea9a877 764 /**
ganlikun 0:13413ea9a877 765 * @}
ganlikun 0:13413ea9a877 766 */
ganlikun 0:13413ea9a877 767
ganlikun 0:13413ea9a877 768 #endif /* STM32F405xx || STM32F415xx || STM32F407xx || STM32F417xx || STM32F427xx || STM32F437xx ||\
ganlikun 0:13413ea9a877 769 STM32F429xx || STM32F439xx || STM32F446xx || STM32F469xx || STM32F479xx || STM32F412Zx ||\
ganlikun 0:13413ea9a877 770 STM32F412Vx || STM32F412Rx || STM32F412Cx || STM32F413xx || STM32F423xx */
ganlikun 0:13413ea9a877 771
ganlikun 0:13413ea9a877 772 /**
ganlikun 0:13413ea9a877 773 * @}
ganlikun 0:13413ea9a877 774 */
ganlikun 0:13413ea9a877 775
ganlikun 0:13413ea9a877 776 /**
ganlikun 0:13413ea9a877 777 * @}
ganlikun 0:13413ea9a877 778 */
ganlikun 0:13413ea9a877 779
ganlikun 0:13413ea9a877 780 #ifdef __cplusplus
ganlikun 0:13413ea9a877 781 }
ganlikun 0:13413ea9a877 782 #endif
ganlikun 0:13413ea9a877 783
ganlikun 0:13413ea9a877 784 #endif /* __STM32F4xx_CAN_H */
ganlikun 0:13413ea9a877 785
ganlikun 0:13413ea9a877 786
ganlikun 0:13413ea9a877 787 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
ganlikun 0:13413ea9a877 788