/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file    usart.c
  * @brief   This file provides code for the configuration
  *          of the USART instances.
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2025 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 "usart.h"

/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

UART_HandleTypeDef huart4;
UART_HandleTypeDef huart2;
UART_HandleTypeDef huart3;
DMA_NodeTypeDef Node_GPDMA1_Channel5;
DMA_QListTypeDef List_GPDMA1_Channel5;
DMA_HandleTypeDef handle_GPDMA1_Channel5;
DMA_HandleTypeDef handle_GPDMA1_Channel4;
DMA_NodeTypeDef Node_GPDMA1_Channel3;
DMA_QListTypeDef List_GPDMA1_Channel3;
DMA_HandleTypeDef handle_GPDMA1_Channel3;

/* UART4 init function */
void MX_UART4_Init(void)
{

  /* USER CODE BEGIN UART4_Init 0 */

  /* USER CODE END UART4_Init 0 */

  /* USER CODE BEGIN UART4_Init 1 */

  /* USER CODE END UART4_Init 1 */
  huart4.Instance = UART4;
  huart4.Init.BaudRate = 9600;
  huart4.Init.WordLength = UART_WORDLENGTH_8B;
  huart4.Init.StopBits = UART_STOPBITS_1;
  huart4.Init.Parity = UART_PARITY_NONE;
  huart4.Init.Mode = UART_MODE_TX_RX;
  huart4.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  huart4.Init.OverSampling = UART_OVERSAMPLING_16;
  huart4.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
  huart4.Init.ClockPrescaler = UART_PRESCALER_DIV1;
  huart4.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
  if (HAL_UART_Init(&huart4) != HAL_OK)
  {
    Error_Handler();
  }
  if (HAL_UARTEx_SetTxFifoThreshold(&huart4, UART_TXFIFO_THRESHOLD_1_8) != HAL_OK)
  {
    Error_Handler();
  }
  if (HAL_UARTEx_SetRxFifoThreshold(&huart4, UART_RXFIFO_THRESHOLD_1_8) != HAL_OK)
  {
    Error_Handler();
  }
  if (HAL_UARTEx_DisableFifoMode(&huart4) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN UART4_Init 2 */

  /* USER CODE END UART4_Init 2 */

}
/* USART2 init function */

void MX_USART2_UART_Init(void)
{

  /* USER CODE BEGIN USART2_Init 0 */

  /* USER CODE END USART2_Init 0 */

  /* USER CODE BEGIN USART2_Init 1 */

  /* USER CODE END USART2_Init 1 */
  huart2.Instance = USART2;
  huart2.Init.BaudRate = 9600;
  huart2.Init.WordLength = UART_WORDLENGTH_8B;
  huart2.Init.StopBits = UART_STOPBITS_1;
  huart2.Init.Parity = UART_PARITY_NONE;
  huart2.Init.Mode = UART_MODE_TX_RX;
  huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  huart2.Init.OverSampling = UART_OVERSAMPLING_16;
  huart2.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
  huart2.Init.ClockPrescaler = UART_PRESCALER_DIV1;
  huart2.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
  if (HAL_UART_Init(&huart2) != HAL_OK)
  {
    Error_Handler();
  }
  if (HAL_UARTEx_SetTxFifoThreshold(&huart2, UART_TXFIFO_THRESHOLD_1_8) != HAL_OK)
  {
    Error_Handler();
  }
  if (HAL_UARTEx_SetRxFifoThreshold(&huart2, UART_RXFIFO_THRESHOLD_1_8) != HAL_OK)
  {
    Error_Handler();
  }
  if (HAL_UARTEx_DisableFifoMode(&huart2) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN USART2_Init 2 */

  /* USER CODE END USART2_Init 2 */

}
/* USART3 init function */

void MX_USART3_UART_Init(void)
{

  /* USER CODE BEGIN USART3_Init 0 */

  /* USER CODE END USART3_Init 0 */

  /* USER CODE BEGIN USART3_Init 1 */

  /* USER CODE END USART3_Init 1 */
  huart3.Instance = USART3;
  huart3.Init.BaudRate = 9600;
  huart3.Init.WordLength = UART_WORDLENGTH_8B;
  huart3.Init.StopBits = UART_STOPBITS_1;
  huart3.Init.Parity = UART_PARITY_NONE;
  huart3.Init.Mode = UART_MODE_TX_RX;
  huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  huart3.Init.OverSampling = UART_OVERSAMPLING_16;
  huart3.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
  huart3.Init.ClockPrescaler = UART_PRESCALER_DIV1;
  huart3.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
  if (HAL_UART_Init(&huart3) != HAL_OK)
  {
    Error_Handler();
  }
  if (HAL_UARTEx_SetTxFifoThreshold(&huart3, UART_TXFIFO_THRESHOLD_1_8) != HAL_OK)
  {
    Error_Handler();
  }
  if (HAL_UARTEx_SetRxFifoThreshold(&huart3, UART_RXFIFO_THRESHOLD_1_8) != HAL_OK)
  {
    Error_Handler();
  }
  if (HAL_UARTEx_DisableFifoMode(&huart3) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN USART3_Init 2 */

  /* USER CODE END USART3_Init 2 */

}

void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle)
{

  GPIO_InitTypeDef GPIO_InitStruct = {0};
  DMA_NodeConfTypeDef NodeConfig= {0};
  RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
  if(uartHandle->Instance==UART4)
  {
  /* USER CODE BEGIN UART4_MspInit 0 */

  /* USER CODE END UART4_MspInit 0 */

  /** Initializes the peripherals clock
  */
    PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_UART4;
    PeriphClkInitStruct.Uart4ClockSelection = RCC_UART4CLKSOURCE_PCLK1;
    if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
    {
      Error_Handler();
    }

    /* UART4 clock enable */
    __HAL_RCC_UART4_CLK_ENABLE();

    __HAL_RCC_GPIOB_CLK_ENABLE();
    /**UART4 GPIO Configuration
    PB8     ------> UART4_RX
    PB9     ------> UART4_TX
    */
    GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    GPIO_InitStruct.Alternate = GPIO_AF8_UART4;
    HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);

    /* UART4 DMA Init */
    /* GPDMA1_REQUEST_UART4_RX Init */
    NodeConfig.NodeType = DMA_GPDMA_LINEAR_NODE;
    NodeConfig.Init.Request = GPDMA1_REQUEST_UART4_RX;
    NodeConfig.Init.BlkHWRequest = DMA_BREQ_SINGLE_BURST;
    NodeConfig.Init.Direction = DMA_PERIPH_TO_MEMORY;
    NodeConfig.Init.SrcInc = DMA_SINC_FIXED;
    NodeConfig.Init.DestInc = DMA_DINC_FIXED;
    NodeConfig.Init.SrcDataWidth = DMA_SRC_DATAWIDTH_BYTE;
    NodeConfig.Init.DestDataWidth = DMA_DEST_DATAWIDTH_BYTE;
    NodeConfig.Init.SrcBurstLength = 1;
    NodeConfig.Init.DestBurstLength = 1;
    NodeConfig.Init.TransferAllocatedPort = DMA_SRC_ALLOCATED_PORT1|DMA_DEST_ALLOCATED_PORT1;
    NodeConfig.Init.TransferEventMode = DMA_TCEM_BLOCK_TRANSFER;
    NodeConfig.Init.Mode = DMA_NORMAL;
    NodeConfig.TriggerConfig.TriggerPolarity = DMA_TRIG_POLARITY_MASKED;
    NodeConfig.DataHandlingConfig.DataExchange = DMA_EXCHANGE_NONE;
    NodeConfig.DataHandlingConfig.DataAlignment = DMA_DATA_RIGHTALIGN_ZEROPADDED;
    if (HAL_DMAEx_List_BuildNode(&NodeConfig, &Node_GPDMA1_Channel5) != HAL_OK)
    {
      Error_Handler();
    }

    if (HAL_DMAEx_List_InsertNode(&List_GPDMA1_Channel5, NULL, &Node_GPDMA1_Channel5) != HAL_OK)
    {
      Error_Handler();
    }

    if (HAL_DMAEx_List_SetCircularMode(&List_GPDMA1_Channel5) != HAL_OK)
    {
      Error_Handler();
    }

    handle_GPDMA1_Channel5.Instance = GPDMA1_Channel5;
    handle_GPDMA1_Channel5.InitLinkedList.Priority = DMA_LOW_PRIORITY_LOW_WEIGHT;
    handle_GPDMA1_Channel5.InitLinkedList.LinkStepMode = DMA_LSM_FULL_EXECUTION;
    handle_GPDMA1_Channel5.InitLinkedList.LinkAllocatedPort = DMA_LINK_ALLOCATED_PORT1;
    handle_GPDMA1_Channel5.InitLinkedList.TransferEventMode = DMA_TCEM_BLOCK_TRANSFER;
    handle_GPDMA1_Channel5.InitLinkedList.LinkedListMode = DMA_LINKEDLIST_CIRCULAR;
    if (HAL_DMAEx_List_Init(&handle_GPDMA1_Channel5) != HAL_OK)
    {
      Error_Handler();
    }

    if (HAL_DMAEx_List_LinkQ(&handle_GPDMA1_Channel5, &List_GPDMA1_Channel5) != HAL_OK)
    {
      Error_Handler();
    }

    __HAL_LINKDMA(uartHandle, hdmarx, handle_GPDMA1_Channel5);

    if (HAL_DMA_ConfigChannelAttributes(&handle_GPDMA1_Channel5, DMA_CHANNEL_NPRIV) != HAL_OK)
    {
      Error_Handler();
    }

    /* GPDMA1_REQUEST_UART4_TX Init */
    handle_GPDMA1_Channel4.Instance = GPDMA1_Channel4;
    handle_GPDMA1_Channel4.Init.Request = GPDMA1_REQUEST_UART4_TX;
    handle_GPDMA1_Channel4.Init.BlkHWRequest = DMA_BREQ_SINGLE_BURST;
    handle_GPDMA1_Channel4.Init.Direction = DMA_MEMORY_TO_PERIPH;
    handle_GPDMA1_Channel4.Init.SrcInc = DMA_SINC_INCREMENTED;
    handle_GPDMA1_Channel4.Init.DestInc = DMA_DINC_FIXED;
    handle_GPDMA1_Channel4.Init.SrcDataWidth = DMA_SRC_DATAWIDTH_BYTE;
    handle_GPDMA1_Channel4.Init.DestDataWidth = DMA_DEST_DATAWIDTH_BYTE;
    handle_GPDMA1_Channel4.Init.Priority = DMA_LOW_PRIORITY_LOW_WEIGHT;
    handle_GPDMA1_Channel4.Init.SrcBurstLength = 1;
    handle_GPDMA1_Channel4.Init.DestBurstLength = 1;
    handle_GPDMA1_Channel4.Init.TransferAllocatedPort = DMA_SRC_ALLOCATED_PORT0|DMA_DEST_ALLOCATED_PORT0;
    handle_GPDMA1_Channel4.Init.TransferEventMode = DMA_TCEM_BLOCK_TRANSFER;
    handle_GPDMA1_Channel4.Init.Mode = DMA_NORMAL;
    if (HAL_DMA_Init(&handle_GPDMA1_Channel4) != HAL_OK)
    {
      Error_Handler();
    }

    __HAL_LINKDMA(uartHandle, hdmatx, handle_GPDMA1_Channel4);

    if (HAL_DMA_ConfigChannelAttributes(&handle_GPDMA1_Channel4, DMA_CHANNEL_NPRIV) != HAL_OK)
    {
      Error_Handler();
    }

    /* UART4 interrupt Init */
    HAL_NVIC_SetPriority(UART4_IRQn, 0, 0);
    HAL_NVIC_EnableIRQ(UART4_IRQn);
  /* USER CODE BEGIN UART4_MspInit 1 */

  /* USER CODE END UART4_MspInit 1 */
  }
  else if(uartHandle->Instance==USART2)
  {
  /* USER CODE BEGIN USART2_MspInit 0 */

  /* USER CODE END USART2_MspInit 0 */

  /** Initializes the peripherals clock
  */
    PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USART2;
    PeriphClkInitStruct.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1;
    if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
    {
      Error_Handler();
    }

    /* USART2 clock enable */
    __HAL_RCC_USART2_CLK_ENABLE();

    __HAL_RCC_GPIOD_CLK_ENABLE();
    /**USART2 GPIO Configuration
    PD5     ------> USART2_TX
    PD6     ------> USART2_RX
    */
    GPIO_InitStruct.Pin = GPIO_PIN_5|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_AF7_USART2;
    HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);

    /* USART2 DMA Init */
    /* GPDMA1_REQUEST_USART2_RX Init */
    NodeConfig.NodeType = DMA_GPDMA_LINEAR_NODE;
    NodeConfig.Init.Request = GPDMA1_REQUEST_USART2_RX;
    NodeConfig.Init.BlkHWRequest = DMA_BREQ_SINGLE_BURST;
    NodeConfig.Init.Direction = DMA_PERIPH_TO_MEMORY;
    NodeConfig.Init.SrcInc = DMA_SINC_FIXED;
    NodeConfig.Init.DestInc = DMA_DINC_FIXED;
    NodeConfig.Init.SrcDataWidth = DMA_SRC_DATAWIDTH_BYTE;
    NodeConfig.Init.DestDataWidth = DMA_DEST_DATAWIDTH_BYTE;
    NodeConfig.Init.SrcBurstLength = 1;
    NodeConfig.Init.DestBurstLength = 1;
    NodeConfig.Init.TransferAllocatedPort = DMA_SRC_ALLOCATED_PORT0|DMA_DEST_ALLOCATED_PORT0;
    NodeConfig.Init.TransferEventMode = DMA_TCEM_BLOCK_TRANSFER;
    NodeConfig.Init.Mode = DMA_NORMAL;
    NodeConfig.TriggerConfig.TriggerPolarity = DMA_TRIG_POLARITY_MASKED;
    NodeConfig.DataHandlingConfig.DataExchange = DMA_EXCHANGE_NONE;
    NodeConfig.DataHandlingConfig.DataAlignment = DMA_DATA_RIGHTALIGN_ZEROPADDED;
    if (HAL_DMAEx_List_BuildNode(&NodeConfig, &Node_GPDMA1_Channel3) != HAL_OK)
    {
      Error_Handler();
    }

    if (HAL_DMAEx_List_InsertNode(&List_GPDMA1_Channel3, NULL, &Node_GPDMA1_Channel3) != HAL_OK)
    {
      Error_Handler();
    }

    if (HAL_DMAEx_List_SetCircularMode(&List_GPDMA1_Channel3) != HAL_OK)
    {
      Error_Handler();
    }

    handle_GPDMA1_Channel3.Instance = GPDMA1_Channel3;
    handle_GPDMA1_Channel3.InitLinkedList.Priority = DMA_LOW_PRIORITY_LOW_WEIGHT;
    handle_GPDMA1_Channel3.InitLinkedList.LinkStepMode = DMA_LSM_FULL_EXECUTION;
    handle_GPDMA1_Channel3.InitLinkedList.LinkAllocatedPort = DMA_LINK_ALLOCATED_PORT0;
    handle_GPDMA1_Channel3.InitLinkedList.TransferEventMode = DMA_TCEM_BLOCK_TRANSFER;
    handle_GPDMA1_Channel3.InitLinkedList.LinkedListMode = DMA_LINKEDLIST_CIRCULAR;
    if (HAL_DMAEx_List_Init(&handle_GPDMA1_Channel3) != HAL_OK)
    {
      Error_Handler();
    }

    if (HAL_DMAEx_List_LinkQ(&handle_GPDMA1_Channel3, &List_GPDMA1_Channel3) != HAL_OK)
    {
      Error_Handler();
    }

    __HAL_LINKDMA(uartHandle, hdmarx, handle_GPDMA1_Channel3);

    if (HAL_DMA_ConfigChannelAttributes(&handle_GPDMA1_Channel3, DMA_CHANNEL_NPRIV) != HAL_OK)
    {
      Error_Handler();
    }

    /* USART2 interrupt Init */
    HAL_NVIC_SetPriority(USART2_IRQn, 0, 0);
    HAL_NVIC_EnableIRQ(USART2_IRQn);
  /* USER CODE BEGIN USART2_MspInit 1 */

  /* USER CODE END USART2_MspInit 1 */
  }
  else if(uartHandle->Instance==USART3)
  {
  /* USER CODE BEGIN USART3_MspInit 0 */

  /* USER CODE END USART3_MspInit 0 */

  /** Initializes the peripherals clock
  */
    PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USART3;
    PeriphClkInitStruct.Usart3ClockSelection = RCC_USART3CLKSOURCE_PCLK1;
    if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
    {
      Error_Handler();
    }

    /* USART3 clock enable */
    __HAL_RCC_USART3_CLK_ENABLE();

    __HAL_RCC_GPIOC_CLK_ENABLE();
    /**USART3 GPIO Configuration
    PC10     ------> USART3_TX
    PC11     ------> USART3_RX
    */
    GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_11;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    GPIO_InitStruct.Alternate = GPIO_AF7_USART3;
    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);

    /* USART3 interrupt Init */
    HAL_NVIC_SetPriority(USART3_IRQn, 0, 0);
    HAL_NVIC_EnableIRQ(USART3_IRQn);
  /* USER CODE BEGIN USART3_MspInit 1 */

  /* USER CODE END USART3_MspInit 1 */
  }
}

void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle)
{

  if(uartHandle->Instance==UART4)
  {
  /* USER CODE BEGIN UART4_MspDeInit 0 */

  /* USER CODE END UART4_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_UART4_CLK_DISABLE();

    /**UART4 GPIO Configuration
    PB8     ------> UART4_RX
    PB9     ------> UART4_TX
    */
    HAL_GPIO_DeInit(GPIOB, GPIO_PIN_8|GPIO_PIN_9);

    /* UART4 DMA DeInit */
    HAL_DMA_DeInit(uartHandle->hdmarx);
    HAL_DMA_DeInit(uartHandle->hdmatx);

    /* UART4 interrupt Deinit */
    HAL_NVIC_DisableIRQ(UART4_IRQn);
  /* USER CODE BEGIN UART4_MspDeInit 1 */

  /* USER CODE END UART4_MspDeInit 1 */
  }
  else if(uartHandle->Instance==USART2)
  {
  /* USER CODE BEGIN USART2_MspDeInit 0 */

  /* USER CODE END USART2_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_USART2_CLK_DISABLE();

    /**USART2 GPIO Configuration
    PD5     ------> USART2_TX
    PD6     ------> USART2_RX
    */
    HAL_GPIO_DeInit(GPIOD, GPIO_PIN_5|GPIO_PIN_6);

    /* USART2 DMA DeInit */
    HAL_DMA_DeInit(uartHandle->hdmarx);

    /* USART2 interrupt Deinit */
    HAL_NVIC_DisableIRQ(USART2_IRQn);
  /* USER CODE BEGIN USART2_MspDeInit 1 */

  /* USER CODE END USART2_MspDeInit 1 */
  }
  else if(uartHandle->Instance==USART3)
  {
  /* USER CODE BEGIN USART3_MspDeInit 0 */

  /* USER CODE END USART3_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_USART3_CLK_DISABLE();

    /**USART3 GPIO Configuration
    PC10     ------> USART3_TX
    PC11     ------> USART3_RX
    */
    HAL_GPIO_DeInit(GPIOC, GPIO_PIN_10|GPIO_PIN_11);

    /* USART3 interrupt Deinit */
    HAL_NVIC_DisableIRQ(USART3_IRQn);
  /* USER CODE BEGIN USART3_MspDeInit 1 */

  /* USER CODE END USART3_MspDeInit 1 */
  }
}

/* USER CODE BEGIN 1 */

/* USER CODE END 1 */