986 lines
35 KiB
C
986 lines
35 KiB
C
/**
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**************************************************************************
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* @file at32f415_can.h
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* @version v2.0.4
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* @date 2022-04-02
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* @brief at32f415 can header file
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**************************************************************************
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* Copyright notice & Disclaimer
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*
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* The software Board Support Package (BSP) that is made available to
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* download from Artery official website is the copyrighted work of Artery.
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* Artery authorizes customers to use, copy, and distribute the BSP
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* software and its related documentation for the purpose of design and
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* development in conjunction with Artery microcontrollers. Use of the
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* software is governed by this copyright notice and the following disclaimer.
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*
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* THIS SOFTWARE IS PROVIDED ON "AS IS" BASIS WITHOUT WARRANTIES,
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* GUARANTEES OR REPRESENTATIONS OF ANY KIND. ARTERY EXPRESSLY DISCLAIMS,
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* TO THE FULLEST EXTENT PERMITTED BY LAW, ALL EXPRESS, IMPLIED OR
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* STATUTORY OR OTHER WARRANTIES, GUARANTEES OR REPRESENTATIONS,
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* INCLUDING BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
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*
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**************************************************************************
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*/
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/* define to prevent recursive inclusion -------------------------------------*/
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#ifndef __AT32F415_CAN_H
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#define __AT32F415_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 "at32f415.h"
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/** @addtogroup AT32F415_periph_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_timeout_count
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* @{
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*/
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#define FZC_TIMEOUT ((uint32_t)0x0000FFFF) /*!< time out for fzc bit */
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#define DZC_TIMEOUT ((uint32_t)0x0000FFFF) /*!< time out for dzc bit */
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/**
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* @}
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*/
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/** @defgroup CAN_flags_definition
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* @brief can flag
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* @{
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*/
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#define CAN_EAF_FLAG ((uint32_t)0x01) /*!< error active flag */
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#define CAN_EPF_FLAG ((uint32_t)0x02) /*!< error passive flag */
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#define CAN_BOF_FLAG ((uint32_t)0x03) /*!< bus-off flag */
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#define CAN_ETR_FLAG ((uint32_t)0x04) /*!< error type record flag */
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#define CAN_EOIF_FLAG ((uint32_t)0x05) /*!< error occur interrupt flag */
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#define CAN_TM0TCF_FLAG ((uint32_t)0x06) /*!< transmit mailbox 0 transmission completed flag */
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#define CAN_TM1TCF_FLAG ((uint32_t)0x07) /*!< transmit mailbox 1 transmission completed flag */
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#define CAN_TM2TCF_FLAG ((uint32_t)0x08) /*!< transmit mailbox 2 transmission completed flag */
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#define CAN_RF0MN_FLAG ((uint32_t)0x09) /*!< receive fifo 0 message num flag */
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#define CAN_RF0FF_FLAG ((uint32_t)0x0A) /*!< receive fifo 0 full flag */
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#define CAN_RF0OF_FLAG ((uint32_t)0x0B) /*!< receive fifo 0 overflow flag */
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#define CAN_RF1MN_FLAG ((uint32_t)0x0C) /*!< receive fifo 1 message num flag */
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#define CAN_RF1FF_FLAG ((uint32_t)0x0D) /*!< receive fifo 1 full flag */
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#define CAN_RF1OF_FLAG ((uint32_t)0x0E) /*!< receive fifo 1 overflow flag */
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#define CAN_QDZIF_FLAG ((uint32_t)0x0F) /*!< quit doze mode interrupt flag */
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#define CAN_EDZC_FLAG ((uint32_t)0x10) /*!< enter doze mode confirm flag */
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#define CAN_TMEF_FLAG ((uint32_t)0x11) /*!< transmit mailbox empty flag */
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/**
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* @}
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*/
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/** @defgroup CAN_interrupts_definition
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* @brief can interrupt
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* @{
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*/
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#define CAN_TCIEN_INT ((uint32_t)0x00000001) /*!< transmission complete interrupt */
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#define CAN_RF0MIEN_INT ((uint32_t)0x00000002) /*!< receive fifo 0 message interrupt */
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#define CAN_RF0FIEN_INT ((uint32_t)0x00000004) /*!< receive fifo 0 full interrupt */
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#define CAN_RF0OIEN_INT ((uint32_t)0x00000008) /*!< receive fifo 0 overflow interrupt */
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#define CAN_RF1MIEN_INT ((uint32_t)0x00000010) /*!< receive fifo 1 message interrupt */
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#define CAN_RF1FIEN_INT ((uint32_t)0x00000020) /*!< receive fifo 1 full interrupt */
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#define CAN_RF1OIEN_INT ((uint32_t)0x00000040) /*!< receive fifo 1 overflow interrupt */
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#define CAN_EAIEN_INT ((uint32_t)0x00000100) /*!< error active interrupt */
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#define CAN_EPIEN_INT ((uint32_t)0x00000200) /*!< error passive interrupt */
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#define CAN_BOIEN_INT ((uint32_t)0x00000400) /*!< bus-off interrupt */
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#define CAN_ETRIEN_INT ((uint32_t)0x00000800) /*!< error type record interrupt */
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#define CAN_EOIEN_INT ((uint32_t)0x00008000) /*!< error occur interrupt */
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#define CAN_QDZIEN_INT ((uint32_t)0x00010000) /*!< quit doze mode interrupt */
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#define CAN_EDZIEN_INT ((uint32_t)0x00020000) /*!< enter doze mode confirm interrupt */
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/**
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* @}
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*/
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/**
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* @brief can flag clear operation macro definition val
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*/
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#define CAN_MSTS_EOIF_VAL ((uint32_t)0x00000004) /*!< eoif bit value, it clear by writing 1 */
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#define CAN_MSTS_QDZIF_VAL ((uint32_t)0x00000008) /*!< qdzif bit value, it clear by writing 1 */
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#define CAN_MSTS_EDZIF_VAL ((uint32_t)0x00000010) /*!< edzif bit value, it clear by writing 1 */
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#define CAN_TSTS_TM0TCF_VAL ((uint32_t)0x00000001) /*!< tm0tcf bit value, it clear by writing 1 */
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#define CAN_TSTS_TM1TCF_VAL ((uint32_t)0x00000100) /*!< tm1tcf bit value, it clear by writing 1 */
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#define CAN_TSTS_TM2TCF_VAL ((uint32_t)0x00010000) /*!< tm2tcf bit value, it clear by writing 1 */
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#define CAN_TSTS_TM0CT_VAL ((uint32_t)0x00000080) /*!< tm0ct bit value, it clear by writing 1 */
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#define CAN_TSTS_TM1CT_VAL ((uint32_t)0x00008000) /*!< tm1ct bit value, it clear by writing 1 */
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#define CAN_TSTS_TM2CT_VAL ((uint32_t)0x00800000) /*!< tm2ct bit value, it clear by writing 1 */
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#define CAN_RF0_RF0FF_VAL ((uint32_t)0x00000008) /*!< rf0ff bit value, it clear by writing 1 */
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#define CAN_RF0_RF0OF_VAL ((uint32_t)0x00000010) /*!< rf0of bit value, it clear by writing 1 */
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#define CAN_RF0_RF0R_VAL ((uint32_t)0x00000020) /*!< rf0r bit value, it clear by writing 1 */
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#define CAN_RF1_RF1FF_VAL ((uint32_t)0x00000008) /*!< rf1ff bit value, it clear by writing 1 */
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#define CAN_RF1_RF1OF_VAL ((uint32_t)0x00000010) /*!< rf1of bit value, it clear by writing 1 */
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#define CAN_RF1_RF1R_VAL ((uint32_t)0x00000020) /*!< rf1r bit value, it clear by writing 1 */
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/** @defgroup CAN_exported_types
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* @{
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*/
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/**
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* @brief can filter fifo
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*/
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typedef enum
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{
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CAN_FILTER_FIFO0 = 0x00, /*!< filter fifo 0 assignment for filter x */
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CAN_FILTER_FIFO1 = 0x01 /*!< filter fifo 1 assignment for filter x */
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} can_filter_fifo_type;
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/**
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* @brief can filter mode
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*/
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typedef enum
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{
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CAN_FILTER_MODE_ID_MASK = 0x00, /*!< identifier mask mode */
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CAN_FILTER_MODE_ID_LIST = 0x01 /*!< identifier list mode */
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} can_filter_mode_type;
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/**
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* @brief can filter bit width select
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*/
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typedef enum
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{
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CAN_FILTER_16BIT = 0x00, /*!< two 16-bit filters */
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CAN_FILTER_32BIT = 0x01 /*!< one 32-bit filter */
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} can_filter_bit_width_type;
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/**
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* @brief can mode
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*/
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typedef enum
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{
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CAN_MODE_COMMUNICATE = 0x00, /*!< communication mode */
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CAN_MODE_LOOPBACK = 0x01, /*!< loopback mode */
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CAN_MODE_LISTENONLY = 0x02, /*!< listen-only mode */
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CAN_MODE_LISTENONLY_LOOPBACK = 0x03 /*!< loopback combined with listen-only mode */
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} can_mode_type;
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/**
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* @brief can operating mode
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*/
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typedef enum
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{
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CAN_OPERATINGMODE_FREEZE = 0x00, /*!< freeze mode */
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CAN_OPERATINGMODE_DOZE = 0x01, /*!< doze mode */
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CAN_OPERATINGMODE_COMMUNICATE = 0x02 /*!< communication mode */
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} can_operating_mode_type;
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/**
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* @brief can resynchronization adjust width
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*/
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typedef enum
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{
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CAN_RSAW_1TQ = 0x00, /*!< 1 time quantum */
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CAN_RSAW_2TQ = 0x01, /*!< 2 time quantum */
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CAN_RSAW_3TQ = 0x02, /*!< 3 time quantum */
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CAN_RSAW_4TQ = 0x03 /*!< 4 time quantum */
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} can_rsaw_type;
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/**
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* @brief can bit time segment 1
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*/
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typedef enum
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{
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CAN_BTS1_1TQ = 0x00, /*!< 1 time quantum */
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CAN_BTS1_2TQ = 0x01, /*!< 2 time quantum */
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CAN_BTS1_3TQ = 0x02, /*!< 3 time quantum */
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CAN_BTS1_4TQ = 0x03, /*!< 4 time quantum */
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CAN_BTS1_5TQ = 0x04, /*!< 5 time quantum */
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CAN_BTS1_6TQ = 0x05, /*!< 6 time quantum */
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CAN_BTS1_7TQ = 0x06, /*!< 7 time quantum */
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CAN_BTS1_8TQ = 0x07, /*!< 8 time quantum */
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CAN_BTS1_9TQ = 0x08, /*!< 9 time quantum */
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CAN_BTS1_10TQ = 0x09, /*!< 10 time quantum */
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CAN_BTS1_11TQ = 0x0A, /*!< 11 time quantum */
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CAN_BTS1_12TQ = 0x0B, /*!< 12 time quantum */
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CAN_BTS1_13TQ = 0x0C, /*!< 13 time quantum */
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CAN_BTS1_14TQ = 0x0D, /*!< 14 time quantum */
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CAN_BTS1_15TQ = 0x0E, /*!< 15 time quantum */
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CAN_BTS1_16TQ = 0x0F /*!< 16 time quantum */
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} can_bts1_type;
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/**
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* @brief can bit time segment 2
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*/
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typedef enum
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{
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CAN_BTS2_1TQ = 0x00, /*!< 1 time quantum */
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CAN_BTS2_2TQ = 0x01, /*!< 2 time quantum */
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CAN_BTS2_3TQ = 0x02, /*!< 3 time quantum */
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CAN_BTS2_4TQ = 0x03, /*!< 4 time quantum */
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CAN_BTS2_5TQ = 0x04, /*!< 5 time quantum */
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CAN_BTS2_6TQ = 0x05, /*!< 6 time quantum */
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CAN_BTS2_7TQ = 0x06, /*!< 7 time quantum */
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CAN_BTS2_8TQ = 0x07 /*!< 8 time quantum */
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} can_bts2_type;
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/**
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* @brief can identifier type
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*/
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typedef enum
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{
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CAN_ID_STANDARD = 0x00, /*!< standard Id */
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CAN_ID_EXTENDED = 0x01 /*!< extended Id */
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} can_identifier_type;
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/**
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* @brief can transmission frame type
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*/
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typedef enum
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{
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CAN_TFT_DATA = 0x00, /*!< data frame */
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CAN_TFT_REMOTE = 0x01 /*!< remote frame */
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} can_trans_frame_type;
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/**
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* @brief can tx mailboxes
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*/
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typedef enum
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{
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CAN_TX_MAILBOX0 = 0x00, /*!< can tx mailbox 0 */
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CAN_TX_MAILBOX1 = 0x01, /*!< can tx mailbox 1 */
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CAN_TX_MAILBOX2 = 0x02 /*!< can tx mailbox 2 */
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} can_tx_mailbox_num_type;
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/**
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* @brief can receive fifo
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*/
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typedef enum
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{
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CAN_RX_FIFO0 = 0x00, /*!< can fifo 0 used to receive */
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CAN_RX_FIFO1 = 0x01 /*!< can fifo 1 used to receive */
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} can_rx_fifo_num_type;
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/**
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* @brief can transmit status
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*/
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typedef enum
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{
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CAN_TX_STATUS_FAILED = 0x00, /*!< can transmission failed */
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CAN_TX_STATUS_SUCCESSFUL = 0x01, /*!< can transmission successful */
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CAN_TX_STATUS_PENDING = 0x02, /*!< can transmission pending */
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CAN_TX_STATUS_NO_EMPTY = 0x04 /*!< can transmission no empty mailbox */
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} can_transmit_status_type;
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/**
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* @brief can enter doze mode status
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*/
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typedef enum
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{
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CAN_ENTER_DOZE_FAILED = 0x00, /*!< can enter the doze mode failed */
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CAN_ENTER_DOZE_SUCCESSFUL = 0x01 /*!< can enter the doze mode successful */
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} can_enter_doze_status_type;
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/**
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* @brief can quit doze mode status
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*/
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typedef enum
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{
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CAN_QUIT_DOZE_FAILED = 0x00, /*!< can quit doze mode failed */
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CAN_QUIT_DOZE_SUCCESSFUL = 0x01 /*!< can quit doze mode successful */
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} can_quit_doze_status_type;
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/**
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* @brief can message discarding rule select when overflow
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*/
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typedef enum
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{
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CAN_DISCARDING_FIRST_RECEIVED = 0x00, /*!< can discarding the first received message */
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CAN_DISCARDING_LAST_RECEIVED = 0x01 /*!< can discarding the last received message */
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} can_msg_discarding_rule_type;
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/**
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* @brief can multiple message sending sequence rule
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*/
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typedef enum
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{
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CAN_SENDING_BY_ID = 0x00, /*!< can sending the minimum id message first*/
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CAN_SENDING_BY_REQUEST = 0x01 /*!< can sending the first request message first */
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} can_msg_sending_rule_type;
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/**
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* @brief can error type record
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*/
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typedef enum
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{
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CAN_ERRORRECORD_NOERR = 0x00, /*!< no error */
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CAN_ERRORRECORD_STUFFERR = 0x01, /*!< stuff error */
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CAN_ERRORRECORD_FORMERR = 0x02, /*!< form error */
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CAN_ERRORRECORD_ACKERR = 0x03, /*!< acknowledgment error */
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CAN_ERRORRECORD_BITRECESSIVEERR = 0x04, /*!< bit recessive error */
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CAN_ERRORRECORD_BITDOMINANTERR = 0x05, /*!< bit dominant error */
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CAN_ERRORRECORD_CRCERR = 0x06, /*!< crc error */
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CAN_ERRORRECORD_SOFTWARESETERR = 0x07 /*!< software set error */
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} can_error_record_type;
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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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can_mode_type mode_selection; /*!< specifies the can mode.*/
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confirm_state ttc_enable; /*!< time triggered communication mode enable */
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confirm_state aebo_enable; /*!< automatic exit bus-off enable */
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confirm_state aed_enable; /*!< automatic exit doze mode enable */
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confirm_state prsf_enable; /*!< prohibit retransmission when sending fails enable */
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can_msg_discarding_rule_type mdrsel_selection; /*!< message discarding rule select when overflow */
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can_msg_sending_rule_type mmssr_selection; /*!< multiple message sending sequence rule */
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} can_base_type;
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/**
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* @brief can baudrate structure definition
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*/
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typedef struct
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{
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uint16_t baudrate_div; /*!< baudrate division,this parameter can be 0x001~0x400.*/
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can_rsaw_type rsaw_size; /*!< resynchronization adjust width */
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can_bts1_type bts1_size; /*!< bit time segment 1 */
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can_bts2_type bts2_size; /*!< bit time segment 2 */
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} can_baudrate_type;
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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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confirm_state filter_activate_enable; /*!< enable or disable the filter activate.*/
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can_filter_mode_type filter_mode; /*!< config the filter mode mask or list.*/
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can_filter_fifo_type filter_fifo; /*!< config the fifo which will be assigned to the filter. */
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uint8_t filter_number; /*!< config the filter number, parameter ranges from 0 to 13. */
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can_filter_bit_width_type filter_bit; /*!< config the filter bit width 16bit or 32bit.*/
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uint16_t filter_id_high; /*!< config the filter identification, for 32-bit configuration
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it's high 16 bits, for 16-bit configuration it's first. */
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uint16_t filter_id_low; /*!< config the filter identification, for 32-bit configuration
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it's low 16 bits, for 16-bit configuration it's second. */
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uint16_t filter_mask_high; /*!< config the filter mask or identification, according to the filtering mode,
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for 32-bit configuration it's high 16 bits, for 16-bit configuration it's first. */
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uint16_t filter_mask_low; /*!< config the filter mask or identification, according to the filtering mode,
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for 32-bit configuration it's low 16 bits, for 16-bit configuration it's second. */
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} can_filter_init_type;
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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 standard_id; /*!< specifies the 11 bits standard identifier.
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this parameter can be a value between 0 to 0x7FF. */
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uint32_t extended_id; /*!< specifies the 29 bits extended identifier.
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this parameter can be a value between 0 to 0x1FFFFFFF. */
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can_identifier_type id_type; /*!< specifies identifier type for the transmit message.*/
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can_trans_frame_type frame_type; /*!< specifies frame type for the transmit message.*/
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uint8_t dlc; /*!< specifies frame data length that will be transmitted.
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this parameter can be a value between 0 to 8 */
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uint8_t data[8]; /*!< contains the transmit data. it ranges from 0 to 0xFF. */
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} can_tx_message_type;
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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 standard_id; /*!< specifies the 11 bits standard identifier
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this parameter can be a value between 0 to 0x7FF. */
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uint32_t extended_id; /*!< specifies the 29 bits extended identifier.
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this parameter can be a value between 0 to 0x1FFFFFFF. */
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can_identifier_type id_type; /*!< specifies identifier type for the receive message.*/
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can_trans_frame_type frame_type; /*!< specifies frame type for the receive message.*/
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uint8_t dlc; /*!< specifies the frame data length 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 receive data. it ranges from 0 to 0xFF.*/
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uint8_t filter_index; /*!< specifies the message stored in which filter
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this parameter can be a value between 0 to 0xFF */
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} can_rx_message_type;
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/**
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* @brief can controller area network tx mailbox
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*/
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typedef struct
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{
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/**
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* @brief can tmi register
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*/
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union
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{
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__IO uint32_t tmi;
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struct
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{
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__IO uint32_t tmsr : 1; /* [0] */
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__IO uint32_t tmfrsel : 1; /* [1] */
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__IO uint32_t tmidsel : 1; /* [2] */
|
|
__IO uint32_t tmeid : 18;/* [20:3] */
|
|
__IO uint32_t tmsid : 11;/* [31:21] */
|
|
} tmi_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can tmc register
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t tmc;
|
|
struct
|
|
{
|
|
__IO uint32_t tmdtbl : 4; /* [3:0] */
|
|
__IO uint32_t reserved1 : 4; /* [7:4] */
|
|
__IO uint32_t tmtsten : 1; /* [8] */
|
|
__IO uint32_t reserved2 : 7; /* [15:9] */
|
|
__IO uint32_t tmts : 16;/* [31:16] */
|
|
} tmc_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can tmdtl register
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t tmdtl;
|
|
struct
|
|
{
|
|
__IO uint32_t tmdt0 : 8; /* [7:0] */
|
|
__IO uint32_t tmdt1 : 8; /* [15:8] */
|
|
__IO uint32_t tmdt2 : 8; /* [23:16] */
|
|
__IO uint32_t tmdt3 : 8; /* [31:24] */
|
|
} tmdtl_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can tmdth register
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t tmdth;
|
|
struct
|
|
{
|
|
__IO uint32_t tmdt4 : 8; /* [7:0] */
|
|
__IO uint32_t tmdt5 : 8; /* [15:8] */
|
|
__IO uint32_t tmdt6 : 8; /* [23:16] */
|
|
__IO uint32_t tmdt7 : 8; /* [31:24] */
|
|
} tmdth_bit;
|
|
};
|
|
} can_tx_mailbox_type;
|
|
|
|
/**
|
|
* @brief can controller area network fifo mailbox
|
|
*/
|
|
typedef struct
|
|
{
|
|
/**
|
|
* @brief can rfi register
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t rfi;
|
|
struct
|
|
{
|
|
__IO uint32_t reserved1 : 1; /* [0] */
|
|
__IO uint32_t rffri : 1; /* [1] */
|
|
__IO uint32_t rfidi : 1; /* [2] */
|
|
__IO uint32_t rfeid : 18;/* [20:3] */
|
|
__IO uint32_t rfsid : 11;/* [31:21] */
|
|
} rfi_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can rfc register
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t rfc;
|
|
struct
|
|
{
|
|
__IO uint32_t rfdtl : 4; /* [3:0] */
|
|
__IO uint32_t reserved1 : 4; /* [7:4] */
|
|
__IO uint32_t rffmn : 8; /* [15:8] */
|
|
__IO uint32_t rfts : 16;/* [31:16] */
|
|
} rfc_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can rfdtl register
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t rfdtl;
|
|
struct
|
|
{
|
|
__IO uint32_t rfdt0 : 8; /* [7:0] */
|
|
__IO uint32_t rfdt1 : 8; /* [15:8] */
|
|
__IO uint32_t rfdt2 : 8; /* [23:16] */
|
|
__IO uint32_t rfdt3 : 8; /* [31:24] */
|
|
} rfdtl_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can rfdth register
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t rfdth;
|
|
struct
|
|
{
|
|
__IO uint32_t rfdt4 : 8; /* [7:0] */
|
|
__IO uint32_t rfdt5 : 8; /* [15:8] */
|
|
__IO uint32_t rfdt6 : 8; /* [23:16] */
|
|
__IO uint32_t rfdt7 : 8; /* [31:24] */
|
|
} rfdth_bit;
|
|
};
|
|
} can_fifo_mailbox_type;
|
|
|
|
/**
|
|
* @brief can controller area network filter bit register
|
|
*/
|
|
typedef struct
|
|
{
|
|
__IO uint32_t ffdb1;
|
|
__IO uint32_t ffdb2;
|
|
} can_filter_register_type;
|
|
|
|
/**
|
|
* @brief type define can register all
|
|
*/
|
|
typedef struct
|
|
{
|
|
|
|
/**
|
|
* @brief can mctrl register, offset:0x00
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t mctrl;
|
|
struct
|
|
{
|
|
__IO uint32_t fzen : 1; /* [0] */
|
|
__IO uint32_t dzen : 1; /* [1] */
|
|
__IO uint32_t mmssr : 1; /* [2] */
|
|
__IO uint32_t mdrsel : 1; /* [3] */
|
|
__IO uint32_t prsfen : 1; /* [4] */
|
|
__IO uint32_t aeden : 1; /* [5] */
|
|
__IO uint32_t aeboen : 1; /* [6] */
|
|
__IO uint32_t ttcen : 1; /* [7] */
|
|
__IO uint32_t reserved1 : 7; /* [14:8] */
|
|
__IO uint32_t sprst : 1; /* [15] */
|
|
__IO uint32_t ptd : 1; /* [16] */
|
|
__IO uint32_t reserved2 : 15;/*[31:17] */
|
|
} mctrl_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can msts register, offset:0x04
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t msts;
|
|
struct
|
|
{
|
|
__IO uint32_t fzc : 1; /* [0] */
|
|
__IO uint32_t dzc : 1; /* [1] */
|
|
__IO uint32_t eoif : 1; /* [2] */
|
|
__IO uint32_t qdzif : 1; /* [3] */
|
|
__IO uint32_t edzif : 1; /* [4] */
|
|
__IO uint32_t reserved1 : 3; /* [7:5] */
|
|
__IO uint32_t cuss : 1; /* [8] */
|
|
__IO uint32_t curs : 1; /* [9] */
|
|
__IO uint32_t lsamprx : 1; /* [10] */
|
|
__IO uint32_t realrx : 1; /* [11] */
|
|
__IO uint32_t reserved2 : 20;/*[31:12] */
|
|
} msts_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can tsts register, offset:0x08
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t tsts;
|
|
struct
|
|
{
|
|
__IO uint32_t tm0tcf : 1; /* [0] */
|
|
__IO uint32_t tm0tsf : 1; /* [1] */
|
|
__IO uint32_t tm0alf : 1; /* [2] */
|
|
__IO uint32_t tm0tef : 1; /* [3] */
|
|
__IO uint32_t reserved1 : 3; /* [6:4] */
|
|
__IO uint32_t tm0ct : 1; /* [7] */
|
|
__IO uint32_t tm1tcf : 1; /* [8] */
|
|
__IO uint32_t tm1tsf : 1; /* [9] */
|
|
__IO uint32_t tm1alf : 1; /* [10] */
|
|
__IO uint32_t tm1tef : 1; /* [11] */
|
|
__IO uint32_t reserved2 : 3; /* [14:12] */
|
|
__IO uint32_t tm1ct : 1; /* [15] */
|
|
__IO uint32_t tm2tcf : 1; /* [16] */
|
|
__IO uint32_t tm2tsf : 1; /* [17] */
|
|
__IO uint32_t tm2alf : 1; /* [18] */
|
|
__IO uint32_t tm2tef : 1; /* [19] */
|
|
__IO uint32_t reserved3 : 3; /* [22:20] */
|
|
__IO uint32_t tm2ct : 1; /* [23] */
|
|
__IO uint32_t tmnr : 2; /* [25:24] */
|
|
__IO uint32_t tm0ef : 1; /* [26] */
|
|
__IO uint32_t tm1ef : 1; /* [27] */
|
|
__IO uint32_t tm2ef : 1; /* [28] */
|
|
__IO uint32_t tm0lpf : 1; /* [29] */
|
|
__IO uint32_t tm1lpf : 1; /* [30] */
|
|
__IO uint32_t tm2lpf : 1; /* [31] */
|
|
} tsts_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can rf0 register, offset:0x0C
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t rf0;
|
|
struct
|
|
{
|
|
__IO uint32_t rf0mn : 2; /* [1:0] */
|
|
__IO uint32_t reserved1 : 1; /* [2] */
|
|
__IO uint32_t rf0ff : 1; /* [3] */
|
|
__IO uint32_t rf0of : 1; /* [4] */
|
|
__IO uint32_t rf0r : 1; /* [5] */
|
|
__IO uint32_t reserved2 : 26;/* [31:6] */
|
|
} rf0_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can rf1 register, offset:0x10
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t rf1;
|
|
struct
|
|
{
|
|
__IO uint32_t rf1mn : 2; /* [1:0] */
|
|
__IO uint32_t reserved1 : 1; /* [2] */
|
|
__IO uint32_t rf1ff : 1; /* [3] */
|
|
__IO uint32_t rf1of : 1; /* [4] */
|
|
__IO uint32_t rf1r : 1; /* [5] */
|
|
__IO uint32_t reserved2 : 26;/* [31:6] */
|
|
} rf1_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can inten register, offset:0x14
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t inten;
|
|
struct
|
|
{
|
|
__IO uint32_t tcien : 1; /* [0] */
|
|
__IO uint32_t rf0mien : 1; /* [1] */
|
|
__IO uint32_t rf0fien : 1; /* [2] */
|
|
__IO uint32_t rf0oien : 1; /* [3] */
|
|
__IO uint32_t rf1mien : 1; /* [4] */
|
|
__IO uint32_t rf1fien : 1; /* [5] */
|
|
__IO uint32_t rf1oien : 1; /* [6] */
|
|
__IO uint32_t reserved1 : 1; /* [7] */
|
|
__IO uint32_t eaien : 1; /* [8] */
|
|
__IO uint32_t epien : 1; /* [9] */
|
|
__IO uint32_t boien : 1; /* [10] */
|
|
__IO uint32_t etrien : 1; /* [11] */
|
|
__IO uint32_t reserved2 : 3; /* [14:12] */
|
|
__IO uint32_t eoien : 1; /* [15] */
|
|
__IO uint32_t qdzien : 1; /* [16] */
|
|
__IO uint32_t edzien : 1; /* [17] */
|
|
__IO uint32_t reserved3 : 14;/* [31:18] */
|
|
} inten_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can ests register, offset:0x18
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t ests;
|
|
struct
|
|
{
|
|
__IO uint32_t eaf : 1; /* [0] */
|
|
__IO uint32_t epf : 1; /* [1] */
|
|
__IO uint32_t bof : 1; /* [2] */
|
|
__IO uint32_t reserved1 : 1; /* [3] */
|
|
__IO uint32_t etr : 3; /* [6:4] */
|
|
__IO uint32_t reserved2 : 9; /* [15:7] */
|
|
__IO uint32_t tec : 8; /* [23:16] */
|
|
__IO uint32_t rec : 8; /* [31:24] */
|
|
} ests_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can btmg register, offset:0x1C
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t btmg;
|
|
struct
|
|
{
|
|
__IO uint32_t brdiv : 12;/* [11:0] */
|
|
__IO uint32_t reserved1 : 4; /* [15:12] */
|
|
__IO uint32_t bts1 : 4; /* [19:16] */
|
|
__IO uint32_t bts2 : 3; /* [22:20] */
|
|
__IO uint32_t reserved2 : 1; /* [23] */
|
|
__IO uint32_t rsaw : 2; /* [25:24] */
|
|
__IO uint32_t reserved3 : 4; /* [29:26] */
|
|
__IO uint32_t lben : 1; /* [30] */
|
|
__IO uint32_t loen : 1; /* [31] */
|
|
} btmg_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can reserved register, offset:0x20~0x17C
|
|
*/
|
|
__IO uint32_t reserved1[88];
|
|
|
|
/**
|
|
* @brief can controller area network tx mailbox register, offset:0x180~0x1AC
|
|
*/
|
|
can_tx_mailbox_type tx_mailbox[3];
|
|
|
|
/**
|
|
* @brief can controller area network fifo mailbox register, offset:0x1B0~0x1CC
|
|
*/
|
|
can_fifo_mailbox_type fifo_mailbox[2];
|
|
|
|
/**
|
|
* @brief can reserved register, offset:0x1D0~0x1FC
|
|
*/
|
|
__IO uint32_t reserved2[12];
|
|
|
|
/**
|
|
* @brief can fctrl register, offset:0x200
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t fctrl;
|
|
struct
|
|
{
|
|
__IO uint32_t fcs : 1; /* [0] */
|
|
__IO uint32_t reserved1 : 31;/* [31:1] */
|
|
} fctrl_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can fmcfg register, offset:0x204
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t fmcfg;
|
|
struct
|
|
{
|
|
__IO uint32_t fmsel0 : 1; /* [0] */
|
|
__IO uint32_t fmsel1 : 1; /* [1] */
|
|
__IO uint32_t fmsel2 : 1; /* [2] */
|
|
__IO uint32_t fmsel3 : 1; /* [3] */
|
|
__IO uint32_t fmsel4 : 1; /* [4] */
|
|
__IO uint32_t fmsel5 : 1; /* [5] */
|
|
__IO uint32_t fmsel6 : 1; /* [6] */
|
|
__IO uint32_t fmsel7 : 1; /* [7] */
|
|
__IO uint32_t fmsel8 : 1; /* [8] */
|
|
__IO uint32_t fmsel9 : 1; /* [9] */
|
|
__IO uint32_t fmsel10 : 1; /* [10] */
|
|
__IO uint32_t fmsel11 : 1; /* [11] */
|
|
__IO uint32_t fmsel12 : 1; /* [12] */
|
|
__IO uint32_t fmsel13 : 1; /* [13] */
|
|
__IO uint32_t reserved1 : 18;/* [31:14] */
|
|
} fmcfg_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can reserved register, offset:0x208
|
|
*/
|
|
__IO uint32_t reserved3;
|
|
|
|
/**
|
|
* @brief can fbwcfg register, offset:0x20C
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t fbwcfg;
|
|
struct
|
|
{
|
|
__IO uint32_t fbwsel0 : 1; /* [0] */
|
|
__IO uint32_t fbwsel1 : 1; /* [1] */
|
|
__IO uint32_t fbwsel2 : 1; /* [2] */
|
|
__IO uint32_t fbwsel3 : 1; /* [3] */
|
|
__IO uint32_t fbwsel4 : 1; /* [4] */
|
|
__IO uint32_t fbwsel5 : 1; /* [5] */
|
|
__IO uint32_t fbwsel6 : 1; /* [6] */
|
|
__IO uint32_t fbwsel7 : 1; /* [7] */
|
|
__IO uint32_t fbwsel8 : 1; /* [8] */
|
|
__IO uint32_t fbwsel9 : 1; /* [9] */
|
|
__IO uint32_t fbwsel10 : 1; /* [10] */
|
|
__IO uint32_t fbwsel11 : 1; /* [11] */
|
|
__IO uint32_t fbwsel12 : 1; /* [12] */
|
|
__IO uint32_t fbwsel13 : 1; /* [13] */
|
|
__IO uint32_t reserved1 : 18;/* [31:14] */
|
|
} fbwcfg_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can reserved register, offset:0x210
|
|
*/
|
|
__IO uint32_t reserved4;
|
|
|
|
/**
|
|
* @brief can frf register, offset:0x214
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t frf;
|
|
struct
|
|
{
|
|
__IO uint32_t frfsel0 : 1; /* [0] */
|
|
__IO uint32_t frfsel1 : 1; /* [1] */
|
|
__IO uint32_t frfsel2 : 1; /* [2] */
|
|
__IO uint32_t frfsel3 : 1; /* [3] */
|
|
__IO uint32_t frfsel4 : 1; /* [4] */
|
|
__IO uint32_t frfsel5 : 1; /* [5] */
|
|
__IO uint32_t frfsel6 : 1; /* [6] */
|
|
__IO uint32_t frfsel7 : 1; /* [7] */
|
|
__IO uint32_t frfsel8 : 1; /* [8] */
|
|
__IO uint32_t frfsel9 : 1; /* [9] */
|
|
__IO uint32_t frfsel10 : 1; /* [10] */
|
|
__IO uint32_t frfsel11 : 1; /* [11] */
|
|
__IO uint32_t frfsel12 : 1; /* [12] */
|
|
__IO uint32_t frfsel13 : 1; /* [13] */
|
|
__IO uint32_t reserved1 : 18;/* [31:14] */
|
|
} frf_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can reserved register, offset:0x218
|
|
*/
|
|
__IO uint32_t reserved5;
|
|
|
|
/**
|
|
* @brief can facfg register, offset:0x21C
|
|
*/
|
|
union
|
|
{
|
|
__IO uint32_t facfg;
|
|
struct
|
|
{
|
|
__IO uint32_t faen0 : 1; /* [0] */
|
|
__IO uint32_t faen1 : 1; /* [1] */
|
|
__IO uint32_t faen2 : 1; /* [2] */
|
|
__IO uint32_t faen3 : 1; /* [3] */
|
|
__IO uint32_t faen4 : 1; /* [4] */
|
|
__IO uint32_t faen5 : 1; /* [5] */
|
|
__IO uint32_t faen6 : 1; /* [6] */
|
|
__IO uint32_t faen7 : 1; /* [7] */
|
|
__IO uint32_t faen8 : 1; /* [8] */
|
|
__IO uint32_t faen9 : 1; /* [9] */
|
|
__IO uint32_t faen10 : 1; /* [10] */
|
|
__IO uint32_t faen11 : 1; /* [11] */
|
|
__IO uint32_t faen12 : 1; /* [12] */
|
|
__IO uint32_t faen13 : 1; /* [13] */
|
|
__IO uint32_t reserved1 : 18;/* [31:14] */
|
|
} facfg_bit;
|
|
};
|
|
|
|
/**
|
|
* @brief can reserved register, offset:0x220~0x23C
|
|
*/
|
|
__IO uint32_t reserved6[8];
|
|
|
|
/**
|
|
* @brief can ffb register, offset:0x240~0x2AC
|
|
*/
|
|
can_filter_register_type ffb[14];
|
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} can_type;
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/**
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* @}
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*/
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#define CAN1 ((can_type *) CAN1_BASE)
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/** @defgroup CAN_exported_functions
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* @{
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*/
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void can_reset(can_type* can_x);
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void can_baudrate_default_para_init(can_baudrate_type* can_baudrate_struct);
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error_status can_baudrate_set(can_type* can_x, can_baudrate_type* can_baudrate_struct);
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void can_default_para_init(can_base_type* can_base_struct);
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error_status can_base_init(can_type* can_x, can_base_type* can_base_struct);
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void can_filter_default_para_init(can_filter_init_type* can_filter_init_struct);
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void can_filter_init(can_type* can_x, can_filter_init_type* can_filter_init_struct);
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void can_debug_transmission_prohibit(can_type* can_x, confirm_state new_state);
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void can_ttc_mode_enable(can_type* can_x, confirm_state new_state);
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uint8_t can_message_transmit(can_type* can_x, can_tx_message_type* tx_message_struct);
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can_transmit_status_type can_transmit_status_get(can_type* can_x, can_tx_mailbox_num_type transmit_mailbox);
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void can_transmit_cancel(can_type* can_x, can_tx_mailbox_num_type transmit_mailbox);
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void can_message_receive(can_type* can_x, can_rx_fifo_num_type fifo_number, can_rx_message_type* rx_message_struct);
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void can_receive_fifo_release(can_type* can_x, can_rx_fifo_num_type fifo_number);
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uint8_t can_receive_message_pending_get(can_type* can_x, can_rx_fifo_num_type fifo_number);
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error_status can_operating_mode_set(can_type* can_x, can_operating_mode_type can_operating_mode);
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can_enter_doze_status_type can_doze_mode_enter(can_type* can_x);
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can_quit_doze_status_type can_doze_mode_exit(can_type* can_x);
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can_error_record_type can_error_type_record_get(can_type* can_x);
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uint8_t can_receive_error_counter_get(can_type* can_x);
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uint8_t can_transmit_error_counter_get(can_type* can_x);
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void can_interrupt_enable(can_type* can_x, uint32_t can_int, confirm_state new_state);
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flag_status can_flag_get(can_type* can_x, uint32_t can_flag);
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void can_flag_clear(can_type* can_x, uint32_t can_flag);
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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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#ifdef __cplusplus
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}
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#endif
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#endif
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