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207 lines
5.6 KiB
207 lines
5.6 KiB
5 months ago
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/*
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*********************************************************************************************************
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*
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* ģ������ : FDCAN����ģ��
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* �ļ����� : bsp_can.c
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* �� �� : V1.0
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* ˵ �� : CAN����.
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*
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* �ļ�¼ :
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* �汾�� ���� ���� ˵��
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* V1.0 2018-11-14 armfly ��ʽ����
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*
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* Copyright (C), 2018-2030, ���������� www.armfly.com
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*
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*********************************************************************************************************
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*/
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#include "bsp_can.h"
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#include "bsp_msg.h"
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#include "fdcan.h"
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/*
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����CAN1����Ҫ��V7�����ϵ�J12��J13��������ñ���嵽1-2�š���ȱʡ�Dz��壩
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����CNA2��Ӳ���������ߣ���̫��������Ҫ���Σ������Ÿ��ã�
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*/
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/* FDCAN1 GPIO���� */
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#define FDCAN1_TX_PIN GPIO_PIN_12
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#define FDCAN1_TX_GPIO_PORT GPIOA
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#define FDCAN1_TX_AF GPIO_AF9_FDCAN1
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#define FDCAN1_TX_GPIO_CLK_ENABLE() __HAL_RCC_GPIOA_CLK_ENABLE()
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#define FDCAN1_RX_PIN GPIO_PIN_11
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#define FDCAN1_RX_GPIO_PORT GPIOA
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#define FDCAN1_RX_AF GPIO_AF9_FDCAN1
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#define FDCAN1_RX_GPIO_CLK_ENABLE() __HAL_RCC_GPIOA_CLK_ENABLE()
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FDCAN_HandleTypeDef hfdcan1;
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FDCAN_FilterTypeDef sFilterConfig1;
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/* FDCAN1 GPIO���� */
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#define FDCAN2_TX_PIN GPIO_PIN_13
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#define FDCAN2_TX_GPIO_PORT GPIOB
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#define FDCAN2_TX_AF GPIO_AF9_FDCAN2
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#define FDCAN2_TX_GPIO_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE()
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#define FDCAN2_RX_PIN GPIO_PIN_12
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#define FDCAN2_RX_GPIO_PORT GPIOB
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#define FDCAN2_RX_AF GPIO_AF9_FDCAN2
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#define FDCAN2_RX_GPIO_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE()
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FDCAN_FilterTypeDef sFilterConfig2;
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FDCAN_RxHeaderTypeDef g_Can2RxHeader;
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uint8_t g_Can2RxData[64];
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_InitCan1
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* ����˵��: ��ʼCAN1
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* �� ��: ��
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* �� �� ֵ: ��
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*********************************************************************************************************
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*/
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void bsp_InitCan1(void)
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{
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}
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_InitCan2
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* ����˵��: ��ʼCAN2
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* �� ��: ��
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* �� �� ֵ: ��
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*********************************************************************************************************
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*/
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void bsp_InitCan2(void)
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{
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MX_FDCAN2_Init();
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}
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_DeInitCan1
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* ����˵��: �ͷ�CAN1
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* �� ��: ��
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* �� �� ֵ: ��
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*********************************************************************************************************
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*/
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void bsp_DeInitCan1(void)
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{
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HAL_FDCAN_MspDeInit(&hfdcan1);
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}
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_DeInitCan2
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* ����˵��: �ͷ�CAN2
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* �� ��: ��
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* �� �� ֵ: ��
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*********************************************************************************************************
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*/
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void bsp_DeInitCan2(void)
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{
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HAL_FDCAN_MspDeInit(&hfdcan2);
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}
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/*
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*********************************************************************************************************
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* �� �� ��: HAL_FDCAN_RxFifo0Callback
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* ����˵��: CAN�жϷ�������-�ص�����
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* �� ��: hfdcan
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* �� �� ֵ: ��
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*********************************************************************************************************
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*/
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void HAL_FDCAN_RxFifo0Callback(FDCAN_HandleTypeDef *hfdcan, uint32_t RxFifo0ITs)
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{
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if (hfdcan == &hfdcan2)
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{
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/* Retreive Rx messages from RX FIFO0 */
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if(HAL_FDCAN_GetRxMessage(hfdcan, FDCAN_RX_FIFO0, &g_Can2RxHeader, g_Can2RxData)==HAL_OK)
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{
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/* Activate Rx FIFO 0 watermark notification */
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HAL_FDCAN_ActivateNotification(hfdcan, FDCAN_IT_RX_FIFO0_WATERMARK, 0);
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if(g_Can2RxHeader.Identifier == 0x110 && g_Can2RxHeader.IdType == FDCAN_STANDARD_ID)
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{
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if(g_Can2RxData[0]==0x55)
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{
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Update_EN = 1;
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}
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}
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if (g_Can2RxHeader.Identifier == 0x222 && g_Can2RxHeader.IdType == FDCAN_STANDARD_ID)
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{
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bsp_PutMsg(MSG_CAN2_RX, 0); /* ����Ϣ�յ����ݰ���������g_Can1RxHeader�� g_Can1RxData */
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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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* �� �� ��: can2_SendPacket
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* ����˵��: ����һ������
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* �� �Σ�_DataBuf ���ݻ�����
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* _Len ���ݳ���, 0-8�ֽ�
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* �� �� ֵ: ��
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*********************************************************************************************************
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*/
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FDCAN_TxHeaderTypeDef TxHeader;
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void can2_SendPacket(uint8_t *_DataBuf, uint8_t _Len)
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{
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if (_Len > 8)
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{
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return;
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}
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/* Prepare Tx Header */
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TxHeader.Identifier = 0x1FF;
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TxHeader.IdType = FDCAN_STANDARD_ID;
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TxHeader.TxFrameType = FDCAN_DATA_FRAME;
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TxHeader.DataLength = (uint32_t)_Len << 16;
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TxHeader.ErrorStateIndicator = FDCAN_ESI_ACTIVE;
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TxHeader.BitRateSwitch = FDCAN_BRS_OFF;
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TxHeader.FDFormat = FDCAN_CLASSIC_CAN;
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TxHeader.TxEventFifoControl = FDCAN_NO_TX_EVENTS;
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TxHeader.MessageMarker = 0;
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/* Add messages to TX FIFO */
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HAL_FDCAN_AddMessageToTxFifoQ(&hfdcan2, &TxHeader, _DataBuf);
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}
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/*
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*********************************************************************************************************
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* �� �� ��: FDCAN1_IT0_IRQHandler
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* ����˵��: CAN�жϷ�������
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* �� ��: hfdcan
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* �� �� ֵ: ��
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*********************************************************************************************************
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*/
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void FDCAN1_IT0_IRQHandler(void)
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{
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HAL_FDCAN_IRQHandler(&hfdcan1);
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}
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void FDCAN1_IT1_IRQHandler(void)
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{
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HAL_FDCAN_IRQHandler(&hfdcan1);
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}
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void FDCAN2_IT1_IRQHandler(void)
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{
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HAL_FDCAN_IRQHandler(&hfdcan2);
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}
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void FDCAN_CAL_IRQHandler(void)
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{
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HAL_FDCAN_IRQHandler(&hfdcan1);
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HAL_FDCAN_IRQHandler(&hfdcan2); // ???
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}
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/***************************** ���������� www.armfly.com (END OF FILE) *********************************/
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