stm32f10x_can.h

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  * @}
  */

/** @defgroup CAN_clock_prescaler 
  * @{
  */

#define IS_CAN_PRESCALER(PRESCALER) (((PRESCALER) >= 1) && ((PRESCALER) <= 1024))

/**
  * @}
  */

/** @defgroup CAN_filter_number 
  * @{
  */
#ifndef STM32F10X_CL
  #define IS_CAN_FILTER_NUMBER(NUMBER) ((NUMBER) <= 13)
#else
  #define IS_CAN_FILTER_NUMBER(NUMBER) ((NUMBER) <= 27)
#endif /* STM32F10X_CL */ 
/**
  * @}
  */

/** @defgroup CAN_filter_mode 
  * @{
  */

#define CAN_FilterMode_IdMask       ((uint8_t)0x00)  /*!< id/mask mode */
#define CAN_FilterMode_IdList       ((uint8_t)0x01)  /*!< identifier list mode */

#define IS_CAN_FILTER_MODE(MODE) (((MODE) == CAN_FilterMode_IdMask) || \
                                  ((MODE) == CAN_FilterMode_IdList))
/**
  * @}
  */

/** @defgroup CAN_filter_scale 
  * @{
  */

#define CAN_FilterScale_16bit       ((uint8_t)0x00) /*!< Two 16-bit filters */
#define CAN_FilterScale_32bit       ((uint8_t)0x01) /*!< One 32-bit filter */

#define IS_CAN_FILTER_SCALE(SCALE) (((SCALE) == CAN_FilterScale_16bit) || \
                                    ((SCALE) == CAN_FilterScale_32bit))

/**
  * @}
  */

/** @defgroup CAN_filter_FIFO
  * @{
  */

#define CAN_FilterFIFO0             ((uint8_t)0x00)  /*!< Filter FIFO 0 assignment for filter x */
#define CAN_FilterFIFO1             ((uint8_t)0x01)  /*!< Filter FIFO 1 assignment for filter x */
#define IS_CAN_FILTER_FIFO(FIFO) (((FIFO) == CAN_FilterFIFO0) || \
                                  ((FIFO) == CAN_FilterFIFO1))

/**
  * @}
  */

/** @defgroup Start_bank_filter_for_slave_CAN 
  * @{
  */
#define IS_CAN_BANKNUMBER(BANKNUMBER) (((BANKNUMBER) >= 1) && ((BANKNUMBER) <= 27))
/**
  * @}
  */

/** @defgroup CAN_Tx 
  * @{
  */

#define IS_CAN_TRANSMITMAILBOX(TRANSMITMAILBOX) ((TRANSMITMAILBOX) <= ((uint8_t)0x02))
#define IS_CAN_STDID(STDID)   ((STDID) <= ((uint32_t)0x7FF))
#define IS_CAN_EXTID(EXTID)   ((EXTID) <= ((uint32_t)0x1FFFFFFF))
#define IS_CAN_DLC(DLC)       ((DLC) <= ((uint8_t)0x08))

/**
  * @}
  */

/** @defgroup CAN_identifier_type 
  * @{
  */

#define CAN_ID_STD                 ((uint32_t)0x00000000)  /*!< Standard Id */
#define CAN_ID_EXT                 ((uint32_t)0x00000004)  /*!< Extended Id */
#define IS_CAN_IDTYPE(IDTYPE) (((IDTYPE) == CAN_ID_STD) || ((IDTYPE) == CAN_ID_EXT))

/**
  * @}
  */

/** @defgroup CAN_remote_transmission_request 
  * @{
  */

#define CAN_RTR_DATA                ((uint32_t)0x00000000)  /*!< Data frame */
#define CAN_RTR_REMOTE              ((uint32_t)0x00000002)  /*!< Remote frame */
#define IS_CAN_RTR(RTR) (((RTR) == CAN_RTR_DATA) || ((RTR) == CAN_RTR_REMOTE))

/**
  * @}
  */

/** @defgroup CAN_transmit_constants 
  * @{
  */

#define CANTXFAILED                 ((uint8_t)0x00) /*!< CAN transmission failed */
#define CANTXOK                     ((uint8_t)0x01) /*!< CAN transmission succeeded */
#define CANTXPENDING                ((uint8_t)0x02) /*!< CAN transmission pending */
#define CAN_NO_MB                   ((uint8_t)0x04) /*!< CAN cell did not provide an empty mailbox */

/**
  * @}
  */

/** @defgroup CAN_receive_FIFO_number_constants 
  * @{
  */

#define CAN_FIFO0                 ((uint8_t)0x00) /*!< CAN FIFO0 used to receive */
#define CAN_FIFO1                 ((uint8_t)0x01) /*!< CAN FIFO1 used to receive */

#define IS_CAN_FIFO(FIFO) (((FIFO) == CAN_FIFO0) || ((FIFO) == CAN_FIFO1))

/**
  * @}
  */

/** @defgroup CAN_sleep_constants 
  * @{
  */

#define CANSLEEPFAILED              ((uint8_t)0x00) /*!< CAN did not enter the sleep mode */
#define CANSLEEPOK                  ((uint8_t)0x01) /*!< CAN entered the sleep mode */

/**
  * @}
  */

/** @defgroup CAN_wake_up_constants 
  * @{
  */

#define CANWAKEUPFAILED             ((uint8_t)0x00) /*!< CAN did not leave the sleep mode */
#define CANWAKEUPOK                 ((uint8_t)0x01) /*!< CAN leaved the sleep mode */

/**
  * @}
  */

/** @defgroup CAN_flags 
  * @{
  */

#define CAN_FLAG_EWG                ((uint32_t)0x00000001) /*!< Error Warning Flag */
#define CAN_FLAG_EPV                ((uint32_t)0x00000002) /*!< Error Passive Flag */
#define CAN_FLAG_BOF                ((uint32_t)0x00000004) /*!< Bus-Off Flag */

#define IS_CAN_FLAG(FLAG) (((FLAG) == CAN_FLAG_EWG) || ((FLAG) == CAN_FLAG_EPV) ||\
                           ((FLAG) == CAN_FLAG_BOF))

/**
  * @}
  */

/** @defgroup CAN_interrupts 
  * @{
  */

#define CAN_IT_RQCP0                ((uint32_t)0x00000005) /*!< Request completed mailbox 0 */
#define CAN_IT_RQCP1                ((uint32_t)0x00000006) /*!< Request completed mailbox 1 */
#define CAN_IT_RQCP2                ((uint32_t)0x00000007) /*!< Request completed mailbox 2 */
#define CAN_IT_TME                  ((uint32_t)0x00000001) /*!< Transmit mailbox empty */
#define CAN_IT_FMP0                 ((uint32_t)0x00000002) /*!< FIFO 0 message pending */
#define CAN_IT_FF0                  ((uint32_t)0x00000004) /*!< FIFO 0 full */
#define CAN_IT_FOV0                 ((uint32_t)0x00000008) /*!< FIFO 0 overrun */
#define CAN_IT_FMP1                 ((uint32_t)0x00000010) /*!< FIFO 1 message pending */
#define CAN_IT_FF1                  ((uint32_t)0x00000020) /*!< FIFO 1 full */
#define CAN_IT_FOV1                 ((uint32_t)0x00000040) /*!< FIFO 1 overrun */
#define CAN_IT_EWG                  ((uint32_t)0x00000100) /*!< Error warning */
#define CAN_IT_EPV                  ((uint32_t)0x00000200) /*!< Error passive */
#define CAN_IT_BOF                  ((uint32_t)0x00000400) /*!< Bus-off */
#define CAN_IT_LEC                  ((uint32_t)0x00000800) /*!< Last error code */
#define CAN_IT_ERR                  ((uint32_t)0x00008000) /*!< Error */
#define CAN_IT_WKU                  ((uint32_t)0x00010000) /*!< Wake-up */
#define CAN_IT_SLK                  ((uint32_t)0x00020000) /*!< Sleep */

#define IS_CAN_ITConfig(IT) (((IT) == CAN_IT_TME)   || ((IT) == CAN_IT_FMP0)  ||\
                             ((IT) == CAN_IT_FF0)   || ((IT) == CAN_IT_FOV0)  ||\
                             ((IT) == CAN_IT_FMP1)  || ((IT) == CAN_IT_FF1)   ||\
                             ((IT) == CAN_IT_FOV1)  || ((IT) == CAN_IT_EWG)   ||\
                             ((IT) == CAN_IT_EPV)   || ((IT) == CAN_IT_BOF)   ||\
                             ((IT) == CAN_IT_LEC)   || ((IT) == CAN_IT_ERR)   ||\
                             ((IT) == CAN_IT_WKU)   || ((IT) == CAN_IT_SLK))

#define IS_CAN_ITStatus(IT) (((IT) == CAN_IT_RQCP0)  || ((IT) == CAN_IT_RQCP1)  ||\
                             ((IT) == CAN_IT_RQCP2)  || ((IT) == CAN_IT_FF0)    ||\
                             ((IT) == CAN_IT_FOV0)   || ((IT) == CAN_IT_FF1)    ||\
                             ((IT) == CAN_IT_FOV1)   || ((IT) == CAN_IT_EWG)    ||\
                             ((IT) == CAN_IT_EPV)    || ((IT) == CAN_IT_BOF)    ||\
                             ((IT) == CAN_IT_WKU)    || ((IT) == CAN_IT_SLK))
/**
  * @}
  */

/**
  * @}
  */

/** @defgroup CAN_Exported_Macros
  * @{
  */

/**
  * @}
  */

/** @defgroup CAN_Exported_Functions
  * @{
  */

void CAN_DeInit(CAN_TypeDef* CANx);
uint8_t CAN_Init(CAN_TypeDef* CANx, CAN_InitTypeDef* CAN_InitStruct);
void CAN_FilterInit(CAN_FilterInitTypeDef* CAN_FilterInitStruct);
void CAN_StructInit(CAN_InitTypeDef* CAN_InitStruct);
void CAN_SlaveStartBank(uint8_t CAN_BankNumber); 
void CAN_ITConfig(CAN_TypeDef* CANx, uint32_t CAN_IT, FunctionalState NewState);
uint8_t CAN_Transmit(CAN_TypeDef* CANx, CanTxMsg* TxMessage);
uint8_t CAN_TransmitStatus(CAN_TypeDef* CANx, uint8_t TransmitMailbox);
void CAN_CancelTransmit(CAN_TypeDef* CANx, uint8_t Mailbox);
void CAN_FIFORelease(CAN_TypeDef* CANx, uint8_t FIFONumber);
uint8_t CAN_MessagePending(CAN_TypeDef* CANx, uint8_t FIFONumber);
void CAN_Receive(CAN_TypeDef* CANx, uint8_t FIFONumber, CanRxMsg* RxMessage);
void CAN_DBGFreeze(CAN_TypeDef* CANx, FunctionalState NewState);
uint8_t CAN_Sleep(CAN_TypeDef* CANx);
uint8_t CAN_WakeUp(CAN_TypeDef* CANx);
FlagStatus CAN_GetFlagStatus(CAN_TypeDef* CANx, uint32_t CAN_FLAG);
void CAN_ClearFlag(CAN_TypeDef* CANx, uint32_t CAN_FLAG);
ITStatus CAN_GetITStatus(CAN_TypeDef* CANx, uint32_t CAN_IT);
void CAN_ClearITPendingBit(CAN_TypeDef* CANx, uint32_t CAN_IT);

#ifdef __cplusplus
}
#endif

#endif /* __STM32F10x_CAN_H */
/**
  * @}
  */

/**
  * @}
  */

/**
  * @}
  */

/******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/