240 lines
6.6 KiB
C
240 lines
6.6 KiB
C
|
/* USER CODE BEGIN Header */
|
||
|
|
/**
|
||
|
|
******************************************************************************
|
||
|
|
* @file fdcan.c
|
||
|
|
* @brief This file provides code for the configuration
|
||
|
|
* of the FDCAN instances.
|
||
|
|
******************************************************************************
|
||
|
|
* @attention
|
||
|
|
*
|
||
|
|
* Copyright (c) 2024 STMicroelectronics.
|
||
|
|
* All rights reserved.
|
||
|
|
*
|
||
|
|
* This software is licensed under terms that can be found in the LICENSE file
|
||
|
|
* in the root directory of this software component.
|
||
|
|
* If no LICENSE file comes with this software, it is provided AS-IS.
|
||
|
|
*
|
||
|
|
******************************************************************************
|
||
|
|
*/
|
||
|
|
/* USER CODE END Header */
|
||
|
|
/* Includes ------------------------------------------------------------------*/
|
||
|
|
#include "fdcan.h"
|
||
|
|
|
||
|
|
/* USER CODE BEGIN 0 */
|
||
|
|
|
||
|
|
/* USER CODE END 0 */
|
||
|
|
|
||
|
|
FDCAN_HandleTypeDef hfdcan1;
|
||
|
|
FDCAN_HandleTypeDef hfdcan2;
|
||
|
|
|
||
|
|
/* FDCAN1 init function */
|
||
|
|
void MX_FDCAN1_Init(void)
|
||
|
|
{
|
||
|
|
|
||
|
|
/* USER CODE BEGIN FDCAN1_Init 0 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN1_Init 0 */
|
||
|
|
|
||
|
|
/* USER CODE BEGIN FDCAN1_Init 1 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN1_Init 1 */
|
||
|
|
hfdcan1.Instance = FDCAN1;
|
||
|
|
hfdcan1.Init.ClockDivider = FDCAN_CLOCK_DIV1;
|
||
|
|
hfdcan1.Init.FrameFormat = FDCAN_FRAME_CLASSIC;
|
||
|
|
hfdcan1.Init.Mode = FDCAN_MODE_NORMAL;
|
||
|
|
hfdcan1.Init.AutoRetransmission = DISABLE;
|
||
|
|
hfdcan1.Init.TransmitPause = DISABLE;
|
||
|
|
hfdcan1.Init.ProtocolException = DISABLE;
|
||
|
|
hfdcan1.Init.NominalPrescaler = 16;
|
||
|
|
hfdcan1.Init.NominalSyncJumpWidth = 1;
|
||
|
|
hfdcan1.Init.NominalTimeSeg1 = 2;
|
||
|
|
hfdcan1.Init.NominalTimeSeg2 = 2;
|
||
|
|
hfdcan1.Init.DataPrescaler = 1;
|
||
|
|
hfdcan1.Init.DataSyncJumpWidth = 1;
|
||
|
|
hfdcan1.Init.DataTimeSeg1 = 1;
|
||
|
|
hfdcan1.Init.DataTimeSeg2 = 1;
|
||
|
|
hfdcan1.Init.StdFiltersNbr = 0;
|
||
|
|
hfdcan1.Init.ExtFiltersNbr = 0;
|
||
|
|
hfdcan1.Init.TxFifoQueueMode = FDCAN_TX_FIFO_OPERATION;
|
||
|
|
if (HAL_FDCAN_Init(&hfdcan1) != HAL_OK)
|
||
|
|
{
|
||
|
|
Error_Handler();
|
||
|
|
}
|
||
|
|
/* USER CODE BEGIN FDCAN1_Init 2 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN1_Init 2 */
|
||
|
|
|
||
|
|
}
|
||
|
|
/* FDCAN2 init function */
|
||
|
|
void MX_FDCAN2_Init(void)
|
||
|
|
{
|
||
|
|
|
||
|
|
/* USER CODE BEGIN FDCAN2_Init 0 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN2_Init 0 */
|
||
|
|
|
||
|
|
/* USER CODE BEGIN FDCAN2_Init 1 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN2_Init 1 */
|
||
|
|
hfdcan2.Instance = FDCAN2;
|
||
|
|
hfdcan2.Init.ClockDivider = FDCAN_CLOCK_DIV1;
|
||
|
|
hfdcan2.Init.FrameFormat = FDCAN_FRAME_CLASSIC;
|
||
|
|
hfdcan2.Init.Mode = FDCAN_MODE_NORMAL;
|
||
|
|
hfdcan2.Init.AutoRetransmission = DISABLE;
|
||
|
|
hfdcan2.Init.TransmitPause = DISABLE;
|
||
|
|
hfdcan2.Init.ProtocolException = DISABLE;
|
||
|
|
hfdcan2.Init.NominalPrescaler = 16;
|
||
|
|
hfdcan2.Init.NominalSyncJumpWidth = 1;
|
||
|
|
hfdcan2.Init.NominalTimeSeg1 = 2;
|
||
|
|
hfdcan2.Init.NominalTimeSeg2 = 2;
|
||
|
|
hfdcan2.Init.DataPrescaler = 1;
|
||
|
|
hfdcan2.Init.DataSyncJumpWidth = 1;
|
||
|
|
hfdcan2.Init.DataTimeSeg1 = 1;
|
||
|
|
hfdcan2.Init.DataTimeSeg2 = 1;
|
||
|
|
hfdcan2.Init.StdFiltersNbr = 0;
|
||
|
|
hfdcan2.Init.ExtFiltersNbr = 0;
|
||
|
|
hfdcan2.Init.TxFifoQueueMode = FDCAN_TX_FIFO_OPERATION;
|
||
|
|
if (HAL_FDCAN_Init(&hfdcan2) != HAL_OK)
|
||
|
|
{
|
||
|
|
Error_Handler();
|
||
|
|
}
|
||
|
|
/* USER CODE BEGIN FDCAN2_Init 2 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN2_Init 2 */
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
static uint32_t HAL_RCC_FDCAN_CLK_ENABLED=0;
|
||
|
|
|
||
|
|
void HAL_FDCAN_MspInit(FDCAN_HandleTypeDef* fdcanHandle)
|
||
|
|
{
|
||
|
|
|
||
|
|
GPIO_InitTypeDef GPIO_InitStruct = {0};
|
||
|
|
RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
|
||
|
|
if(fdcanHandle->Instance==FDCAN1)
|
||
|
|
{
|
||
|
|
/* USER CODE BEGIN FDCAN1_MspInit 0 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN1_MspInit 0 */
|
||
|
|
|
||
|
|
/** Initializes the peripherals clocks
|
||
|
|
*/
|
||
|
|
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_FDCAN;
|
||
|
|
PeriphClkInit.FdcanClockSelection = RCC_FDCANCLKSOURCE_PCLK1;
|
||
|
|
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
|
||
|
|
{
|
||
|
|
Error_Handler();
|
||
|
|
}
|
||
|
|
|
||
|
|
/* FDCAN1 clock enable */
|
||
|
|
HAL_RCC_FDCAN_CLK_ENABLED++;
|
||
|
|
if(HAL_RCC_FDCAN_CLK_ENABLED==1){
|
||
|
|
__HAL_RCC_FDCAN_CLK_ENABLE();
|
||
|
|
}
|
||
|
|
|
||
|
|
__HAL_RCC_GPIOA_CLK_ENABLE();
|
||
|
|
/**FDCAN1 GPIO Configuration
|
||
|
|
PA11 ------> FDCAN1_RX
|
||
|
|
PA12 ------> FDCAN1_TX
|
||
|
|
*/
|
||
|
|
GPIO_InitStruct.Pin = GPIO_PIN_11|GPIO_PIN_12;
|
||
|
|
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
|
||
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
||
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
|
||
|
|
GPIO_InitStruct.Alternate = GPIO_AF9_FDCAN1;
|
||
|
|
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
|
||
|
|
|
||
|
|
/* USER CODE BEGIN FDCAN1_MspInit 1 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN1_MspInit 1 */
|
||
|
|
}
|
||
|
|
else if(fdcanHandle->Instance==FDCAN2)
|
||
|
|
{
|
||
|
|
/* USER CODE BEGIN FDCAN2_MspInit 0 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN2_MspInit 0 */
|
||
|
|
|
||
|
|
/** Initializes the peripherals clocks
|
||
|
|
*/
|
||
|
|
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_FDCAN;
|
||
|
|
PeriphClkInit.FdcanClockSelection = RCC_FDCANCLKSOURCE_PCLK1;
|
||
|
|
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
|
||
|
|
{
|
||
|
|
Error_Handler();
|
||
|
|
}
|
||
|
|
|
||
|
|
/* FDCAN2 clock enable */
|
||
|
|
HAL_RCC_FDCAN_CLK_ENABLED++;
|
||
|
|
if(HAL_RCC_FDCAN_CLK_ENABLED==1){
|
||
|
|
__HAL_RCC_FDCAN_CLK_ENABLE();
|
||
|
|
}
|
||
|
|
|
||
|
|
__HAL_RCC_GPIOB_CLK_ENABLE();
|
||
|
|
/**FDCAN2 GPIO Configuration
|
||
|
|
PB12 ------> FDCAN2_RX
|
||
|
|
PB6 ------> FDCAN2_TX
|
||
|
|
*/
|
||
|
|
GPIO_InitStruct.Pin = GPIO_PIN_12|GPIO_PIN_6;
|
||
|
|
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
|
||
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
||
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
|
||
|
|
GPIO_InitStruct.Alternate = GPIO_AF9_FDCAN2;
|
||
|
|
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
|
||
|
|
|
||
|
|
/* USER CODE BEGIN FDCAN2_MspInit 1 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN2_MspInit 1 */
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void HAL_FDCAN_MspDeInit(FDCAN_HandleTypeDef* fdcanHandle)
|
||
|
|
{
|
||
|
|
|
||
|
|
if(fdcanHandle->Instance==FDCAN1)
|
||
|
|
{
|
||
|
|
/* USER CODE BEGIN FDCAN1_MspDeInit 0 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN1_MspDeInit 0 */
|
||
|
|
/* Peripheral clock disable */
|
||
|
|
HAL_RCC_FDCAN_CLK_ENABLED--;
|
||
|
|
if(HAL_RCC_FDCAN_CLK_ENABLED==0){
|
||
|
|
__HAL_RCC_FDCAN_CLK_DISABLE();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**FDCAN1 GPIO Configuration
|
||
|
|
PA11 ------> FDCAN1_RX
|
||
|
|
PA12 ------> FDCAN1_TX
|
||
|
|
*/
|
||
|
|
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_11|GPIO_PIN_12);
|
||
|
|
|
||
|
|
/* USER CODE BEGIN FDCAN1_MspDeInit 1 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN1_MspDeInit 1 */
|
||
|
|
}
|
||
|
|
else if(fdcanHandle->Instance==FDCAN2)
|
||
|
|
{
|
||
|
|
/* USER CODE BEGIN FDCAN2_MspDeInit 0 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN2_MspDeInit 0 */
|
||
|
|
/* Peripheral clock disable */
|
||
|
|
HAL_RCC_FDCAN_CLK_ENABLED--;
|
||
|
|
if(HAL_RCC_FDCAN_CLK_ENABLED==0){
|
||
|
|
__HAL_RCC_FDCAN_CLK_DISABLE();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**FDCAN2 GPIO Configuration
|
||
|
|
PB12 ------> FDCAN2_RX
|
||
|
|
PB6 ------> FDCAN2_TX
|
||
|
|
*/
|
||
|
|
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_12|GPIO_PIN_6);
|
||
|
|
|
||
|
|
/* USER CODE BEGIN FDCAN2_MspDeInit 1 */
|
||
|
|
|
||
|
|
/* USER CODE END FDCAN2_MspDeInit 1 */
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* USER CODE BEGIN 1 */
|
||
|
|
|
||
|
|
/* USER CODE END 1 */
|