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697 lines
26 KiB
697 lines
26 KiB
/** |
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****************************************************************************** |
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* @file stm32f10x_can.h |
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* @author MCD Application Team |
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* @version V3.5.0 |
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* @date 11-March-2011 |
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* @brief This file contains all the functions prototypes for the CAN firmware |
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* library. |
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****************************************************************************** |
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* @attention |
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* |
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* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS |
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* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE |
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* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY |
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* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING |
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* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE |
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* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. |
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* |
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* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2> |
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****************************************************************************** |
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*/ |
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/* Define to prevent recursive inclusion -------------------------------------*/ |
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#ifndef __STM32F10x_CAN_H |
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#define __STM32F10x_CAN_H |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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/* Includes ------------------------------------------------------------------*/ |
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#include "stm32f10x.h" |
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/** @addtogroup STM32F10x_StdPeriph_Driver |
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* @{ |
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*/ |
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/** @addtogroup CAN |
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* @{ |
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*/ |
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/** @defgroup CAN_Exported_Types |
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* @{ |
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*/ |
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#define IS_CAN_ALL_PERIPH(PERIPH) (((PERIPH) == CAN1) || \ |
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((PERIPH) == CAN2)) |
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/** |
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* @brief CAN init structure definition |
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*/ |
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typedef struct |
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{ |
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uint16_t CAN_Prescaler; /*!< Specifies the length of a time quantum. |
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It ranges from 1 to 1024. */ |
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uint8_t CAN_Mode; /*!< Specifies the CAN operating mode. |
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This parameter can be a value of |
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@ref CAN_operating_mode */ |
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uint8_t CAN_SJW; /*!< Specifies the maximum number of time quanta |
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the CAN hardware is allowed to lengthen or |
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shorten a bit to perform resynchronization. |
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This parameter can be a value of |
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@ref CAN_synchronisation_jump_width */ |
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uint8_t CAN_BS1; /*!< Specifies the number of time quanta in Bit |
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Segment 1. This parameter can be a value of |
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@ref CAN_time_quantum_in_bit_segment_1 */ |
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uint8_t CAN_BS2; /*!< Specifies the number of time quanta in Bit |
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Segment 2. |
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This parameter can be a value of |
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@ref CAN_time_quantum_in_bit_segment_2 */ |
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FunctionalState CAN_TTCM; /*!< Enable or disable the time triggered |
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communication mode. This parameter can be set |
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either to ENABLE or DISABLE. */ |
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FunctionalState CAN_ABOM; /*!< Enable or disable the automatic bus-off |
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management. This parameter can be set either |
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to ENABLE or DISABLE. */ |
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FunctionalState CAN_AWUM; /*!< Enable or disable the automatic wake-up mode. |
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This parameter can be set either to ENABLE or |
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DISABLE. */ |
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FunctionalState CAN_NART; /*!< Enable or disable the no-automatic |
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retransmission mode. This parameter can be |
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set either to ENABLE or DISABLE. */ |
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FunctionalState CAN_RFLM; /*!< Enable or disable the Receive FIFO Locked mode. |
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This parameter can be set either to ENABLE |
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or DISABLE. */ |
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FunctionalState CAN_TXFP; /*!< Enable or disable the transmit FIFO priority. |
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This parameter can be set either to ENABLE |
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or DISABLE. */ |
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} CAN_InitTypeDef; |
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/** |
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* @brief CAN filter init structure definition |
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*/ |
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typedef struct |
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{ |
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uint16_t CAN_FilterIdHigh; /*!< Specifies the filter identification number (MSBs for a 32-bit |
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configuration, first one for a 16-bit configuration). |
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This parameter can be a value between 0x0000 and 0xFFFF */ |
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uint16_t CAN_FilterIdLow; /*!< Specifies the filter identification number (LSBs for a 32-bit |
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configuration, second one for a 16-bit configuration). |
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This parameter can be a value between 0x0000 and 0xFFFF */ |
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uint16_t CAN_FilterMaskIdHigh; /*!< Specifies the filter mask number or identification number, |
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according to the mode (MSBs for a 32-bit configuration, |
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first one for a 16-bit configuration). |
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This parameter can be a value between 0x0000 and 0xFFFF */ |
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uint16_t CAN_FilterMaskIdLow; /*!< Specifies the filter mask number or identification number, |
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according to the mode (LSBs for a 32-bit configuration, |
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second one for a 16-bit configuration). |
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This parameter can be a value between 0x0000 and 0xFFFF */ |
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uint16_t CAN_FilterFIFOAssignment; /*!< Specifies the FIFO (0 or 1) which will be assigned to the filter. |
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This parameter can be a value of @ref CAN_filter_FIFO */ |
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uint8_t CAN_FilterNumber; /*!< Specifies the filter which will be initialized. It ranges from 0 to 13. */ |
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uint8_t CAN_FilterMode; /*!< Specifies the filter mode to be initialized. |
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This parameter can be a value of @ref CAN_filter_mode */ |
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uint8_t CAN_FilterScale; /*!< Specifies the filter scale. |
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This parameter can be a value of @ref CAN_filter_scale */ |
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FunctionalState CAN_FilterActivation; /*!< Enable or disable the filter. |
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This parameter can be set either to ENABLE or DISABLE. */ |
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} CAN_FilterInitTypeDef; |
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/** |
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* @brief CAN Tx message structure definition |
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*/ |
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typedef struct |
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{ |
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uint32_t StdId; /*!< Specifies the standard identifier. |
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This parameter can be a value between 0 to 0x7FF. */ |
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uint32_t ExtId; /*!< Specifies the extended identifier. |
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This parameter can be a value between 0 to 0x1FFFFFFF. */ |
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uint8_t IDE; /*!< Specifies the type of identifier for the message that |
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will be transmitted. This parameter can be a value |
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of @ref CAN_identifier_type */ |
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uint8_t RTR; /*!< Specifies the type of frame for the message that will |
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be transmitted. This parameter can be a value of |
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@ref CAN_remote_transmission_request */ |
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uint8_t DLC; /*!< Specifies the length of the frame that will be |
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transmitted. This parameter can be a value between |
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0 to 8 */ |
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uint8_t Data[8]; /*!< Contains the data to be transmitted. It ranges from 0 |
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to 0xFF. */ |
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} CanTxMsg; |
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/** |
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* @brief CAN Rx message structure definition |
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*/ |
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typedef struct |
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{ |
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uint32_t StdId; /*!< Specifies the standard identifier. |
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This parameter can be a value between 0 to 0x7FF. */ |
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uint32_t ExtId; /*!< Specifies the extended identifier. |
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This parameter can be a value between 0 to 0x1FFFFFFF. */ |
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uint8_t IDE; /*!< Specifies the type of identifier for the message that |
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will be received. This parameter can be a value of |
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@ref CAN_identifier_type */ |
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uint8_t RTR; /*!< Specifies the type of frame for the received message. |
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This parameter can be a value of |
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@ref CAN_remote_transmission_request */ |
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uint8_t DLC; /*!< Specifies the length of the frame that will be received. |
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This parameter can be a value between 0 to 8 */ |
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uint8_t Data[8]; /*!< Contains the data to be received. It ranges from 0 to |
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0xFF. */ |
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uint8_t FMI; /*!< Specifies the index of the filter the message stored in |
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the mailbox passes through. This parameter can be a |
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value between 0 to 0xFF */ |
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} CanRxMsg; |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_Exported_Constants |
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* @{ |
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*/ |
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/** @defgroup CAN_sleep_constants |
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* @{ |
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*/ |
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#define CAN_InitStatus_Failed ((uint8_t)0x00) /*!< CAN initialization failed */ |
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#define CAN_InitStatus_Success ((uint8_t)0x01) /*!< CAN initialization OK */ |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_Mode |
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* @{ |
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*/ |
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#define CAN_Mode_Normal ((uint8_t)0x00) /*!< normal mode */ |
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#define CAN_Mode_LoopBack ((uint8_t)0x01) /*!< loopback mode */ |
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#define CAN_Mode_Silent ((uint8_t)0x02) /*!< silent mode */ |
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#define CAN_Mode_Silent_LoopBack ((uint8_t)0x03) /*!< loopback combined with silent mode */ |
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#define IS_CAN_MODE(MODE) (((MODE) == CAN_Mode_Normal) || \ |
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((MODE) == CAN_Mode_LoopBack)|| \ |
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((MODE) == CAN_Mode_Silent) || \ |
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((MODE) == CAN_Mode_Silent_LoopBack)) |
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/** |
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* @} |
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*/ |
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/** |
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* @defgroup CAN_Operating_Mode |
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* @{ |
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*/ |
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#define CAN_OperatingMode_Initialization ((uint8_t)0x00) /*!< Initialization mode */ |
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#define CAN_OperatingMode_Normal ((uint8_t)0x01) /*!< Normal mode */ |
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#define CAN_OperatingMode_Sleep ((uint8_t)0x02) /*!< sleep mode */ |
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#define IS_CAN_OPERATING_MODE(MODE) (((MODE) == CAN_OperatingMode_Initialization) ||\ |
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((MODE) == CAN_OperatingMode_Normal)|| \ |
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((MODE) == CAN_OperatingMode_Sleep)) |
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/** |
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* @} |
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*/ |
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/** |
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* @defgroup CAN_Mode_Status |
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* @{ |
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*/ |
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#define CAN_ModeStatus_Failed ((uint8_t)0x00) /*!< CAN entering the specific mode failed */ |
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#define CAN_ModeStatus_Success ((uint8_t)!CAN_ModeStatus_Failed) /*!< CAN entering the specific mode Succeed */ |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_synchronisation_jump_width |
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* @{ |
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*/ |
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#define CAN_SJW_1tq ((uint8_t)0x00) /*!< 1 time quantum */ |
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#define CAN_SJW_2tq ((uint8_t)0x01) /*!< 2 time quantum */ |
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#define CAN_SJW_3tq ((uint8_t)0x02) /*!< 3 time quantum */ |
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#define CAN_SJW_4tq ((uint8_t)0x03) /*!< 4 time quantum */ |
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#define IS_CAN_SJW(SJW) (((SJW) == CAN_SJW_1tq) || ((SJW) == CAN_SJW_2tq)|| \ |
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((SJW) == CAN_SJW_3tq) || ((SJW) == CAN_SJW_4tq)) |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_time_quantum_in_bit_segment_1 |
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* @{ |
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*/ |
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#define CAN_BS1_1tq ((uint8_t)0x00) /*!< 1 time quantum */ |
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#define CAN_BS1_2tq ((uint8_t)0x01) /*!< 2 time quantum */ |
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#define CAN_BS1_3tq ((uint8_t)0x02) /*!< 3 time quantum */ |
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#define CAN_BS1_4tq ((uint8_t)0x03) /*!< 4 time quantum */ |
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#define CAN_BS1_5tq ((uint8_t)0x04) /*!< 5 time quantum */ |
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#define CAN_BS1_6tq ((uint8_t)0x05) /*!< 6 time quantum */ |
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#define CAN_BS1_7tq ((uint8_t)0x06) /*!< 7 time quantum */ |
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#define CAN_BS1_8tq ((uint8_t)0x07) /*!< 8 time quantum */ |
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#define CAN_BS1_9tq ((uint8_t)0x08) /*!< 9 time quantum */ |
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#define CAN_BS1_10tq ((uint8_t)0x09) /*!< 10 time quantum */ |
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#define CAN_BS1_11tq ((uint8_t)0x0A) /*!< 11 time quantum */ |
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#define CAN_BS1_12tq ((uint8_t)0x0B) /*!< 12 time quantum */ |
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#define CAN_BS1_13tq ((uint8_t)0x0C) /*!< 13 time quantum */ |
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#define CAN_BS1_14tq ((uint8_t)0x0D) /*!< 14 time quantum */ |
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#define CAN_BS1_15tq ((uint8_t)0x0E) /*!< 15 time quantum */ |
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#define CAN_BS1_16tq ((uint8_t)0x0F) /*!< 16 time quantum */ |
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#define IS_CAN_BS1(BS1) ((BS1) <= CAN_BS1_16tq) |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_time_quantum_in_bit_segment_2 |
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* @{ |
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*/ |
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#define CAN_BS2_1tq ((uint8_t)0x00) /*!< 1 time quantum */ |
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#define CAN_BS2_2tq ((uint8_t)0x01) /*!< 2 time quantum */ |
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#define CAN_BS2_3tq ((uint8_t)0x02) /*!< 3 time quantum */ |
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#define CAN_BS2_4tq ((uint8_t)0x03) /*!< 4 time quantum */ |
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#define CAN_BS2_5tq ((uint8_t)0x04) /*!< 5 time quantum */ |
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#define CAN_BS2_6tq ((uint8_t)0x05) /*!< 6 time quantum */ |
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#define CAN_BS2_7tq ((uint8_t)0x06) /*!< 7 time quantum */ |
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#define CAN_BS2_8tq ((uint8_t)0x07) /*!< 8 time quantum */ |
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#define IS_CAN_BS2(BS2) ((BS2) <= CAN_BS2_8tq) |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_clock_prescaler |
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* @{ |
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*/ |
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#define IS_CAN_PRESCALER(PRESCALER) (((PRESCALER) >= 1) && ((PRESCALER) <= 1024)) |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_filter_number |
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* @{ |
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*/ |
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#ifndef STM32F10X_CL |
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#define IS_CAN_FILTER_NUMBER(NUMBER) ((NUMBER) <= 13) |
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#else |
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#define IS_CAN_FILTER_NUMBER(NUMBER) ((NUMBER) <= 27) |
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#endif /* STM32F10X_CL */ |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_filter_mode |
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* @{ |
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*/ |
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#define CAN_FilterMode_IdMask ((uint8_t)0x00) /*!< identifier/mask mode */ |
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#define CAN_FilterMode_IdList ((uint8_t)0x01) /*!< identifier list mode */ |
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#define IS_CAN_FILTER_MODE(MODE) (((MODE) == CAN_FilterMode_IdMask) || \ |
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((MODE) == CAN_FilterMode_IdList)) |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_filter_scale |
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* @{ |
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*/ |
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#define CAN_FilterScale_16bit ((uint8_t)0x00) /*!< Two 16-bit filters */ |
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#define CAN_FilterScale_32bit ((uint8_t)0x01) /*!< One 32-bit filter */ |
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#define IS_CAN_FILTER_SCALE(SCALE) (((SCALE) == CAN_FilterScale_16bit) || \ |
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((SCALE) == CAN_FilterScale_32bit)) |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_filter_FIFO |
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* @{ |
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*/ |
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#define CAN_Filter_FIFO0 ((uint8_t)0x00) /*!< Filter FIFO 0 assignment for filter x */ |
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#define CAN_Filter_FIFO1 ((uint8_t)0x01) /*!< Filter FIFO 1 assignment for filter x */ |
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#define IS_CAN_FILTER_FIFO(FIFO) (((FIFO) == CAN_FilterFIFO0) || \ |
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((FIFO) == CAN_FilterFIFO1)) |
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/** |
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* @} |
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*/ |
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/** @defgroup Start_bank_filter_for_slave_CAN |
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* @{ |
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*/ |
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#define IS_CAN_BANKNUMBER(BANKNUMBER) (((BANKNUMBER) >= 1) && ((BANKNUMBER) <= 27)) |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_Tx |
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* @{ |
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*/ |
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#define IS_CAN_TRANSMITMAILBOX(TRANSMITMAILBOX) ((TRANSMITMAILBOX) <= ((uint8_t)0x02)) |
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#define IS_CAN_STDID(STDID) ((STDID) <= ((uint32_t)0x7FF)) |
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#define IS_CAN_EXTID(EXTID) ((EXTID) <= ((uint32_t)0x1FFFFFFF)) |
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#define IS_CAN_DLC(DLC) ((DLC) <= ((uint8_t)0x08)) |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_identifier_type |
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* @{ |
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*/ |
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#define CAN_Id_Standard ((uint32_t)0x00000000) /*!< Standard Id */ |
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#define CAN_Id_Extended ((uint32_t)0x00000004) /*!< Extended Id */ |
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#define IS_CAN_IDTYPE(IDTYPE) (((IDTYPE) == CAN_Id_Standard) || \ |
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((IDTYPE) == CAN_Id_Extended)) |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_remote_transmission_request |
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* @{ |
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*/ |
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#define CAN_RTR_Data ((uint32_t)0x00000000) /*!< Data frame */ |
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#define CAN_RTR_Remote ((uint32_t)0x00000002) /*!< Remote frame */ |
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#define IS_CAN_RTR(RTR) (((RTR) == CAN_RTR_Data) || ((RTR) == CAN_RTR_Remote)) |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_transmit_constants |
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* @{ |
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*/ |
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#define CAN_TxStatus_Failed ((uint8_t)0x00)/*!< CAN transmission failed */ |
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#define CAN_TxStatus_Ok ((uint8_t)0x01) /*!< CAN transmission succeeded */ |
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#define CAN_TxStatus_Pending ((uint8_t)0x02) /*!< CAN transmission pending */ |
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#define CAN_TxStatus_NoMailBox ((uint8_t)0x04) /*!< CAN cell did not provide an empty mailbox */ |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_receive_FIFO_number_constants |
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* @{ |
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*/ |
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#define CAN_FIFO0 ((uint8_t)0x00) /*!< CAN FIFO 0 used to receive */ |
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#define CAN_FIFO1 ((uint8_t)0x01) /*!< CAN FIFO 1 used to receive */ |
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#define IS_CAN_FIFO(FIFO) (((FIFO) == CAN_FIFO0) || ((FIFO) == CAN_FIFO1)) |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_sleep_constants |
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* @{ |
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*/ |
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#define CAN_Sleep_Failed ((uint8_t)0x00) /*!< CAN did not enter the sleep mode */ |
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#define CAN_Sleep_Ok ((uint8_t)0x01) /*!< CAN entered the sleep mode */ |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_wake_up_constants |
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* @{ |
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*/ |
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#define CAN_WakeUp_Failed ((uint8_t)0x00) /*!< CAN did not leave the sleep mode */ |
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#define CAN_WakeUp_Ok ((uint8_t)0x01) /*!< CAN leaved the sleep mode */ |
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/** |
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* @} |
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*/ |
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/** |
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* @defgroup CAN_Error_Code_constants |
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* @{ |
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*/ |
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#define CAN_ErrorCode_NoErr ((uint8_t)0x00) /*!< No Error */ |
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#define CAN_ErrorCode_StuffErr ((uint8_t)0x10) /*!< Stuff Error */ |
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#define CAN_ErrorCode_FormErr ((uint8_t)0x20) /*!< Form Error */ |
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#define CAN_ErrorCode_ACKErr ((uint8_t)0x30) /*!< Acknowledgment Error */ |
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#define CAN_ErrorCode_BitRecessiveErr ((uint8_t)0x40) /*!< Bit Recessive Error */ |
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#define CAN_ErrorCode_BitDominantErr ((uint8_t)0x50) /*!< Bit Dominant Error */ |
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#define CAN_ErrorCode_CRCErr ((uint8_t)0x60) /*!< CRC Error */ |
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#define CAN_ErrorCode_SoftwareSetErr ((uint8_t)0x70) /*!< Software Set Error */ |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_flags |
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* @{ |
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*/ |
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/* If the flag is 0x3XXXXXXX, it means that it can be used with CAN_GetFlagStatus() |
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and CAN_ClearFlag() functions. */ |
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/* If the flag is 0x1XXXXXXX, it means that it can only be used with CAN_GetFlagStatus() function. */ |
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/* Transmit Flags */ |
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#define CAN_FLAG_RQCP0 ((uint32_t)0x38000001) /*!< Request MailBox0 Flag */ |
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#define CAN_FLAG_RQCP1 ((uint32_t)0x38000100) /*!< Request MailBox1 Flag */ |
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#define CAN_FLAG_RQCP2 ((uint32_t)0x38010000) /*!< Request MailBox2 Flag */ |
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/* Receive Flags */ |
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#define CAN_FLAG_FMP0 ((uint32_t)0x12000003) /*!< FIFO 0 Message Pending Flag */ |
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#define CAN_FLAG_FF0 ((uint32_t)0x32000008) /*!< FIFO 0 Full Flag */ |
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#define CAN_FLAG_FOV0 ((uint32_t)0x32000010) /*!< FIFO 0 Overrun Flag */ |
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#define CAN_FLAG_FMP1 ((uint32_t)0x14000003) /*!< FIFO 1 Message Pending Flag */ |
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#define CAN_FLAG_FF1 ((uint32_t)0x34000008) /*!< FIFO 1 Full Flag */ |
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#define CAN_FLAG_FOV1 ((uint32_t)0x34000010) /*!< FIFO 1 Overrun Flag */ |
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/* Operating Mode Flags */ |
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#define CAN_FLAG_WKU ((uint32_t)0x31000008) /*!< Wake up Flag */ |
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#define CAN_FLAG_SLAK ((uint32_t)0x31000012) /*!< Sleep acknowledge Flag */ |
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/* Note: When SLAK intterupt is disabled (SLKIE=0), no polling on SLAKI is possible. |
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In this case the SLAK bit can be polled.*/ |
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/* Error Flags */ |
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#define CAN_FLAG_EWG ((uint32_t)0x10F00001) /*!< Error Warning Flag */ |
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#define CAN_FLAG_EPV ((uint32_t)0x10F00002) /*!< Error Passive Flag */ |
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#define CAN_FLAG_BOF ((uint32_t)0x10F00004) /*!< Bus-Off Flag */ |
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#define CAN_FLAG_LEC ((uint32_t)0x30F00070) /*!< Last error code Flag */ |
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#define IS_CAN_GET_FLAG(FLAG) (((FLAG) == CAN_FLAG_LEC) || ((FLAG) == CAN_FLAG_BOF) || \ |
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((FLAG) == CAN_FLAG_EPV) || ((FLAG) == CAN_FLAG_EWG) || \ |
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((FLAG) == CAN_FLAG_WKU) || ((FLAG) == CAN_FLAG_FOV0) || \ |
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((FLAG) == CAN_FLAG_FF0) || ((FLAG) == CAN_FLAG_FMP0) || \ |
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((FLAG) == CAN_FLAG_FOV1) || ((FLAG) == CAN_FLAG_FF1) || \ |
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((FLAG) == CAN_FLAG_FMP1) || ((FLAG) == CAN_FLAG_RQCP2) || \ |
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((FLAG) == CAN_FLAG_RQCP1)|| ((FLAG) == CAN_FLAG_RQCP0) || \ |
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((FLAG) == CAN_FLAG_SLAK )) |
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#define IS_CAN_CLEAR_FLAG(FLAG)(((FLAG) == CAN_FLAG_LEC) || ((FLAG) == CAN_FLAG_RQCP2) || \ |
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((FLAG) == CAN_FLAG_RQCP1) || ((FLAG) == CAN_FLAG_RQCP0) || \ |
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((FLAG) == CAN_FLAG_FF0) || ((FLAG) == CAN_FLAG_FOV0) ||\ |
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((FLAG) == CAN_FLAG_FF1) || ((FLAG) == CAN_FLAG_FOV1) || \ |
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((FLAG) == CAN_FLAG_WKU) || ((FLAG) == CAN_FLAG_SLAK)) |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_interrupts |
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* @{ |
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*/ |
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#define CAN_IT_TME ((uint32_t)0x00000001) /*!< Transmit mailbox empty Interrupt*/ |
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/* Receive Interrupts */ |
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#define CAN_IT_FMP0 ((uint32_t)0x00000002) /*!< FIFO 0 message pending Interrupt*/ |
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#define CAN_IT_FF0 ((uint32_t)0x00000004) /*!< FIFO 0 full Interrupt*/ |
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#define CAN_IT_FOV0 ((uint32_t)0x00000008) /*!< FIFO 0 overrun Interrupt*/ |
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#define CAN_IT_FMP1 ((uint32_t)0x00000010) /*!< FIFO 1 message pending Interrupt*/ |
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#define CAN_IT_FF1 ((uint32_t)0x00000020) /*!< FIFO 1 full Interrupt*/ |
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#define CAN_IT_FOV1 ((uint32_t)0x00000040) /*!< FIFO 1 overrun Interrupt*/ |
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/* Operating Mode Interrupts */ |
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#define CAN_IT_WKU ((uint32_t)0x00010000) /*!< Wake-up Interrupt*/ |
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#define CAN_IT_SLK ((uint32_t)0x00020000) /*!< Sleep acknowledge Interrupt*/ |
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/* Error Interrupts */ |
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#define CAN_IT_EWG ((uint32_t)0x00000100) /*!< Error warning Interrupt*/ |
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#define CAN_IT_EPV ((uint32_t)0x00000200) /*!< Error passive Interrupt*/ |
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#define CAN_IT_BOF ((uint32_t)0x00000400) /*!< Bus-off Interrupt*/ |
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#define CAN_IT_LEC ((uint32_t)0x00000800) /*!< Last error code Interrupt*/ |
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#define CAN_IT_ERR ((uint32_t)0x00008000) /*!< Error Interrupt*/ |
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/* Flags named as Interrupts : kept only for FW compatibility */ |
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#define CAN_IT_RQCP0 CAN_IT_TME |
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#define CAN_IT_RQCP1 CAN_IT_TME |
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#define CAN_IT_RQCP2 CAN_IT_TME |
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#define IS_CAN_IT(IT) (((IT) == CAN_IT_TME) || ((IT) == CAN_IT_FMP0) ||\ |
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((IT) == CAN_IT_FF0) || ((IT) == CAN_IT_FOV0) ||\ |
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((IT) == CAN_IT_FMP1) || ((IT) == CAN_IT_FF1) ||\ |
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((IT) == CAN_IT_FOV1) || ((IT) == CAN_IT_EWG) ||\ |
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((IT) == CAN_IT_EPV) || ((IT) == CAN_IT_BOF) ||\ |
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((IT) == CAN_IT_LEC) || ((IT) == CAN_IT_ERR) ||\ |
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((IT) == CAN_IT_WKU) || ((IT) == CAN_IT_SLK)) |
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#define IS_CAN_CLEAR_IT(IT) (((IT) == CAN_IT_TME) || ((IT) == CAN_IT_FF0) ||\ |
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((IT) == CAN_IT_FOV0)|| ((IT) == CAN_IT_FF1) ||\ |
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((IT) == CAN_IT_FOV1)|| ((IT) == CAN_IT_EWG) ||\ |
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((IT) == CAN_IT_EPV) || ((IT) == CAN_IT_BOF) ||\ |
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((IT) == CAN_IT_LEC) || ((IT) == CAN_IT_ERR) ||\ |
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((IT) == CAN_IT_WKU) || ((IT) == CAN_IT_SLK)) |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_Legacy |
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* @{ |
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*/ |
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#define CANINITFAILED CAN_InitStatus_Failed |
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#define CANINITOK CAN_InitStatus_Success |
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#define CAN_FilterFIFO0 CAN_Filter_FIFO0 |
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#define CAN_FilterFIFO1 CAN_Filter_FIFO1 |
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#define CAN_ID_STD CAN_Id_Standard |
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#define CAN_ID_EXT CAN_Id_Extended |
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#define CAN_RTR_DATA CAN_RTR_Data |
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#define CAN_RTR_REMOTE CAN_RTR_Remote |
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#define CANTXFAILE CAN_TxStatus_Failed |
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#define CANTXOK CAN_TxStatus_Ok |
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#define CANTXPENDING CAN_TxStatus_Pending |
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#define CAN_NO_MB CAN_TxStatus_NoMailBox |
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#define CANSLEEPFAILED CAN_Sleep_Failed |
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#define CANSLEEPOK CAN_Sleep_Ok |
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#define CANWAKEUPFAILED CAN_WakeUp_Failed |
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#define CANWAKEUPOK CAN_WakeUp_Ok |
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/** |
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* @} |
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*/ |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_Exported_Macros |
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* @{ |
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*/ |
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/** |
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* @} |
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*/ |
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/** @defgroup CAN_Exported_Functions |
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* @{ |
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*/ |
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/* Function used to set the CAN configuration to the default reset state *****/ |
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void CAN_DeInit(CAN_TypeDef* CANx); |
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/* Initialization and Configuration functions *********************************/ |
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uint8_t CAN_Init(CAN_TypeDef* CANx, CAN_InitTypeDef* CAN_InitStruct); |
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void CAN_FilterInit(CAN_FilterInitTypeDef* CAN_FilterInitStruct); |
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void CAN_StructInit(CAN_InitTypeDef* CAN_InitStruct); |
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void CAN_SlaveStartBank(uint8_t CAN_BankNumber); |
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void CAN_DBGFreeze(CAN_TypeDef* CANx, FunctionalState NewState); |
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void CAN_TTComModeCmd(CAN_TypeDef* CANx, FunctionalState NewState); |
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/* Transmit functions *********************************************************/ |
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uint8_t CAN_Transmit(CAN_TypeDef* CANx, CanTxMsg* TxMessage); |
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uint8_t CAN_TransmitStatus(CAN_TypeDef* CANx, uint8_t TransmitMailbox); |
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void CAN_CancelTransmit(CAN_TypeDef* CANx, uint8_t Mailbox); |
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/* Receive functions **********************************************************/ |
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void CAN_Receive(CAN_TypeDef* CANx, uint8_t FIFONumber, CanRxMsg* RxMessage); |
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void CAN_FIFORelease(CAN_TypeDef* CANx, uint8_t FIFONumber); |
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uint8_t CAN_MessagePending(CAN_TypeDef* CANx, uint8_t FIFONumber); |
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/* Operation modes functions **************************************************/ |
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uint8_t CAN_OperatingModeRequest(CAN_TypeDef* CANx, uint8_t CAN_OperatingMode); |
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uint8_t CAN_Sleep(CAN_TypeDef* CANx); |
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uint8_t CAN_WakeUp(CAN_TypeDef* CANx); |
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/* Error management functions *************************************************/ |
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uint8_t CAN_GetLastErrorCode(CAN_TypeDef* CANx); |
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uint8_t CAN_GetReceiveErrorCounter(CAN_TypeDef* CANx); |
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uint8_t CAN_GetLSBTransmitErrorCounter(CAN_TypeDef* CANx); |
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/* Interrupts and flags management functions **********************************/ |
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void CAN_ITConfig(CAN_TypeDef* CANx, uint32_t CAN_IT, FunctionalState NewState); |
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FlagStatus CAN_GetFlagStatus(CAN_TypeDef* CANx, uint32_t CAN_FLAG); |
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void CAN_ClearFlag(CAN_TypeDef* CANx, uint32_t CAN_FLAG); |
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ITStatus CAN_GetITStatus(CAN_TypeDef* CANx, uint32_t CAN_IT); |
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void CAN_ClearITPendingBit(CAN_TypeDef* CANx, uint32_t CAN_IT); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* __STM32F10x_CAN_H */ |
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/** |
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* @} |
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*/ |
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/** |
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* @} |
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*/ |
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/** |
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* @} |
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*/ |
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/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
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