embedded-lab-6/Core/Src/stm32f4xx_hal_msp.c

269 lines
7.2 KiB
C

/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file stm32f4xx_hal_msp.c
* @brief This file provides code for the MSP Initialization
* and de-Initialization codes.
******************************************************************************
* @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 "main.h"
/* USER CODE BEGIN Includes */
/* USER CODE END Includes */
extern DMA_HandleTypeDef hdma_spi3_tx;
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN TD */
/* USER CODE END TD */
/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN Define */
/* USER CODE END Define */
/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN Macro */
/* USER CODE END Macro */
/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
/* USER CODE BEGIN PFP */
/* USER CODE END PFP */
/* External functions --------------------------------------------------------*/
/* USER CODE BEGIN ExternalFunctions */
/* USER CODE END ExternalFunctions */
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
/**
* Initializes the Global MSP.
*/
void HAL_MspInit(void)
{
/* USER CODE BEGIN MspInit 0 */
/* USER CODE END MspInit 0 */
__HAL_RCC_SYSCFG_CLK_ENABLE();
__HAL_RCC_PWR_CLK_ENABLE();
/* System interrupt init*/
/* USER CODE BEGIN MspInit 1 */
/* USER CODE END MspInit 1 */
}
/**
* @brief I2C MSP Initialization
* This function configures the hardware resources used in this example
* @param hi2c: I2C handle pointer
* @retval None
*/
void HAL_I2C_MspInit(I2C_HandleTypeDef* hi2c)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
if(hi2c->Instance==I2C1)
{
/* USER CODE BEGIN I2C1_MspInit 0 */
/* USER CODE END I2C1_MspInit 0 */
__HAL_RCC_GPIOB_CLK_ENABLE();
/**I2C1 GPIO Configuration
PB6 ------> I2C1_SCL
PB9 ------> I2C1_SDA
*/
GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_9;
GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF4_I2C1;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/* Peripheral clock enable */
__HAL_RCC_I2C1_CLK_ENABLE();
/* USER CODE BEGIN I2C1_MspInit 1 */
/* USER CODE END I2C1_MspInit 1 */
}
}
/**
* @brief I2C MSP De-Initialization
* This function freeze the hardware resources used in this example
* @param hi2c: I2C handle pointer
* @retval None
*/
void HAL_I2C_MspDeInit(I2C_HandleTypeDef* hi2c)
{
if(hi2c->Instance==I2C1)
{
/* USER CODE BEGIN I2C1_MspDeInit 0 */
/* USER CODE END I2C1_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_I2C1_CLK_DISABLE();
/**I2C1 GPIO Configuration
PB6 ------> I2C1_SCL
PB9 ------> I2C1_SDA
*/
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_6);
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_9);
/* USER CODE BEGIN I2C1_MspDeInit 1 */
/* USER CODE END I2C1_MspDeInit 1 */
}
}
/**
* @brief I2S MSP Initialization
* This function configures the hardware resources used in this example
* @param hi2s: I2S handle pointer
* @retval None
*/
void HAL_I2S_MspInit(I2S_HandleTypeDef* hi2s)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
if(hi2s->Instance==SPI3)
{
/* USER CODE BEGIN SPI3_MspInit 0 */
/* USER CODE END SPI3_MspInit 0 */
/** Initializes the peripherals clock
*/
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_I2S;
PeriphClkInitStruct.PLLI2S.PLLI2SN = 192;
PeriphClkInitStruct.PLLI2S.PLLI2SR = 2;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
{
Error_Handler();
}
/* Peripheral clock enable */
__HAL_RCC_SPI3_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
/**I2S3 GPIO Configuration
PA4 ------> I2S3_WS
PC7 ------> I2S3_MCK
PC10 ------> I2S3_CK
PC12 ------> I2S3_SD
*/
GPIO_InitStruct.Pin = GPIO_PIN_4;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
GPIO_InitStruct.Alternate = GPIO_AF6_SPI3;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_7|GPIO_PIN_10|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_AF6_SPI3;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/* I2S3 DMA Init */
/* SPI3_TX Init */
hdma_spi3_tx.Instance = DMA1_Stream5;
hdma_spi3_tx.Init.Channel = DMA_CHANNEL_0;
hdma_spi3_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
hdma_spi3_tx.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_spi3_tx.Init.MemInc = DMA_MINC_ENABLE;
hdma_spi3_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
hdma_spi3_tx.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
hdma_spi3_tx.Init.Mode = DMA_CIRCULAR;
hdma_spi3_tx.Init.Priority = DMA_PRIORITY_LOW;
hdma_spi3_tx.Init.FIFOMode = DMA_FIFOMODE_ENABLE;
hdma_spi3_tx.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
hdma_spi3_tx.Init.MemBurst = DMA_MBURST_SINGLE;
hdma_spi3_tx.Init.PeriphBurst = DMA_PBURST_SINGLE;
if (HAL_DMA_Init(&hdma_spi3_tx) != HAL_OK)
{
Error_Handler();
}
__HAL_LINKDMA(hi2s,hdmatx,hdma_spi3_tx);
/* USER CODE BEGIN SPI3_MspInit 1 */
/* USER CODE END SPI3_MspInit 1 */
}
}
/**
* @brief I2S MSP De-Initialization
* This function freeze the hardware resources used in this example
* @param hi2s: I2S handle pointer
* @retval None
*/
void HAL_I2S_MspDeInit(I2S_HandleTypeDef* hi2s)
{
if(hi2s->Instance==SPI3)
{
/* USER CODE BEGIN SPI3_MspDeInit 0 */
/* USER CODE END SPI3_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_SPI3_CLK_DISABLE();
/**I2S3 GPIO Configuration
PA4 ------> I2S3_WS
PC7 ------> I2S3_MCK
PC10 ------> I2S3_CK
PC12 ------> I2S3_SD
*/
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_4);
HAL_GPIO_DeInit(GPIOC, GPIO_PIN_7|GPIO_PIN_10|GPIO_PIN_12);
/* I2S3 DMA DeInit */
HAL_DMA_DeInit(hi2s->hdmatx);
/* USER CODE BEGIN SPI3_MspDeInit 1 */
/* USER CODE END SPI3_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */